dispc.c revision fe3cc9d6cd4c8279f4ea70acc71525a489cfc38a
180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* 280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * linux/drivers/video/omap2/dss/dispc.c 380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * 480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * Copyright (C) 2009 Nokia Corporation 580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> 680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * 780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * Some code and ideas taken from drivers/video/omap/ driver 880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * by Imre Deak. 980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * 1080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * This program is free software; you can redistribute it and/or modify it 1180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * under the terms of the GNU General Public License version 2 as published by 1280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * the Free Software Foundation. 1380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * 1480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * This program is distributed in the hope that it will be useful, but WITHOUT 1580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 1780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * more details. 1880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * 1980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * You should have received a copy of the GNU General Public License along with 2080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * this program. If not, see <http://www.gnu.org/licenses/>. 2180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 2280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define DSS_SUBSYS_NAME "DISPC" 2480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/kernel.h> 2680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/dma-mapping.h> 2780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/vmalloc.h> 2880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/clk.h> 2980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/io.h> 3080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/jiffies.h> 3180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/seq_file.h> 3280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/delay.h> 3380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <linux/workqueue.h> 34ab83b14c829e35436b423947bb5b151133314346Tomi Valkeinen#include <linux/hardirq.h> 35affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja#include <linux/interrupt.h> 3624e6289c029b0cf5b4f75e12c1b66000d441c9edTomi Valkeinen#include <linux/platform_device.h> 374fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen#include <linux/pm_runtime.h> 3880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <plat/sram.h> 4080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include <plat/clock.h> 4180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 42a0b38cc4d35e095f14ab0f486135f8a619ebfc14Tomi Valkeinen#include <video/omapdss.h> 4380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#include "dss.h" 45a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja#include "dss_features.h" 469b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja#include "dispc.h" 4780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* DISPC */ 498613b0005d315582a988bbeb2249d69df343eb3aSumit Semwal#define DISPC_SZ_REGS SZ_4K 5080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 5180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define DISPC_IRQ_MASK_ERROR (DISPC_IRQ_GFX_FIFO_UNDERFLOW | \ 5280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_OCP_ERR | \ 5380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_VID1_FIFO_UNDERFLOW | \ 5480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_VID2_FIFO_UNDERFLOW | \ 5580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_SYNC_LOST | \ 5680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_SYNC_LOST_DIGIT) 5780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 5880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define DISPC_MAX_NR_ISRS 8 5980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 6080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstruct omap_dispc_isr_data { 6180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen omap_dispc_isr_t isr; 6280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen void *arg; 6380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 mask; 6480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen}; 6580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 6666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotasstruct dispc_h_coef { 6766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 hc4; 6866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 hc3; 6966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas u8 hc2; 7066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 hc1; 7166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 hc0; 7266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas}; 7366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas 7466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotasstruct dispc_v_coef { 7566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 vc22; 7666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 vc2; 7766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas u8 vc1; 7866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 vc0; 7966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas s8 vc00; 8066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas}; 8166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas 825ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinenenum omap_burst_size { 835ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen BURST_SIZE_X2 = 0, 845ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen BURST_SIZE_X4 = 1, 855ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen BURST_SIZE_X8 = 2, 865ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen}; 875ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 8880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define REG_GET(idx, start, end) \ 8980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_GET(dispc_read_reg(idx), start, end) 9080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 9180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define REG_FLD_MOD(idx, val, start, end) \ 9280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(idx, FLD_MOD(dispc_read_reg(idx), val, start, end)) 9380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 94dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinenstruct dispc_irq_stats { 95dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen unsigned long last_reset; 96dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen unsigned irq_count; 97dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen unsigned irqs[32]; 98dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen}; 99dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 10080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic struct { 101060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy struct platform_device *pdev; 10280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen void __iomem *base; 1034fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 1044fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen int ctx_loss_cnt; 1054fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 106affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja int irq; 1074fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen struct clk *dss_clk; 10880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 109e13a138bc68259dc630cb903942975efa40d2bd9Archit Taneja u32 fifo_size[MAX_DSS_OVERLAYS]; 11080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spinlock_t irq_lock; 11280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 irq_error_mask; 11380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data registered_isr[DISPC_MAX_NR_ISRS]; 11480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 error_irqs; 11580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct work_struct error_work; 11680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11749ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen bool ctx_valid; 11880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 ctx[DISPC_SZ_REGS / sizeof(u32)]; 119dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 120dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS 121dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen spinlock_t irq_stats_lock; 122dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen struct dispc_irq_stats irq_stats; 123dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#endif 12480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} dispc; 12580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1260d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainenum omap_color_component { 1270d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* used for all color formats for OMAP3 and earlier 1280d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain * and for RGB and Y color component on OMAP4 1290d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain */ 1300d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain DISPC_COLOR_COMPONENT_RGB_Y = 1 << 0, 1310d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* used for UV component for 1320d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain * OMAP_DSS_COLOR_YUV2, OMAP_DSS_COLOR_UYVY, OMAP_DSS_COLOR_NV12 1330d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain * color formats on OMAP4 1340d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain */ 1350d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain DISPC_COLOR_COMPONENT_UV = 1 << 1, 1360d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain}; 1370d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 13880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _omap_dispc_set_irqs(void); 13980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 14055978cc20efca8c40a7f4500df868e3d2ac8c025Archit Tanejastatic inline void dispc_write_reg(const u16 idx, u32 val) 14180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 14255978cc20efca8c40a7f4500df868e3d2ac8c025Archit Taneja __raw_writel(val, dispc.base + idx); 14380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 14480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 14555978cc20efca8c40a7f4500df868e3d2ac8c025Archit Tanejastatic inline u32 dispc_read_reg(const u16 idx) 14680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 14755978cc20efca8c40a7f4500df868e3d2ac8c025Archit Taneja return __raw_readl(dispc.base + idx); 14880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 14980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 15049ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinenstatic int dispc_get_ctx_loss_count(void) 15149ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen{ 15249ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen struct device *dev = &dispc.pdev->dev; 15349ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen struct omap_display_platform_data *pdata = dev->platform_data; 15449ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen struct omap_dss_board_info *board_data = pdata->board_data; 15549ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen int cnt; 15649ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 15749ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen if (!board_data->get_context_loss_count) 15849ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen return -ENOENT; 15949ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 16049ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen cnt = board_data->get_context_loss_count(dev); 16149ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 16249ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen WARN_ONCE(cnt < 0, "get_context_loss_count failed: %d\n", cnt); 16349ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 16449ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen return cnt; 16549ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen} 16649ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 16780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define SR(reg) \ 16855978cc20efca8c40a7f4500df868e3d2ac8c025Archit Taneja dispc.ctx[DISPC_##reg / sizeof(u32)] = dispc_read_reg(DISPC_##reg) 16980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define RR(reg) \ 17055978cc20efca8c40a7f4500df868e3d2ac8c025Archit Taneja dispc_write_reg(DISPC_##reg, dispc.ctx[DISPC_##reg / sizeof(u32)]) 17180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1724fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenstatic void dispc_save_context(void) 17380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 174c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja int i, j; 17580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1764fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen DSSDBG("dispc_save_context\n"); 1774fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 17880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen SR(IRQENABLE); 17980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen SR(CONTROL); 18080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen SR(CONFIG); 18180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen SR(LINE_NUMBER); 182332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_GLOBAL_ALPHA)) 183332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen SR(GLOBAL_ALPHA); 1842a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) { 1852a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal SR(CONTROL2); 1862a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal SR(CONFIG2); 1872a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 18880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 189c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (i = 0; i < dss_feat_get_num_mgrs(); i++) { 190c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(DEFAULT_COLOR(i)); 191c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(TRANS_COLOR(i)); 192c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(SIZE_MGR(i)); 193c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (i == OMAP_DSS_CHANNEL_DIGIT) 194c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja continue; 195c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(TIMING_H(i)); 196c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(TIMING_V(i)); 197c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(POL_FREQ(i)); 198c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(DIVISORo(i)); 199c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja 200c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(DATA_CYCLE1(i)); 201c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(DATA_CYCLE2(i)); 202c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(DATA_CYCLE3(i)); 203c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja 204332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_CPR)) { 205c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(CPR_COEF_R(i)); 206c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(CPR_COEF_G(i)); 207c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(CPR_COEF_B(i)); 208332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen } 2092a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 21080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 211c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (i = 0; i < dss_feat_get_num_ovls(); i++) { 212c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_BA0(i)); 213c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_BA1(i)); 214c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_POSITION(i)); 215c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_SIZE(i)); 216c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ATTRIBUTES(i)); 217c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIFO_THRESHOLD(i)); 218c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ROW_INC(i)); 219c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_PIXEL_INC(i)); 220c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_PRELOAD)) 221c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_PRELOAD(i)); 222c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (i == OMAP_DSS_GFX) { 223c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_WINDOW_SKIP(i)); 224c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_TABLE_BA(i)); 225c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja continue; 226c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 227c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR(i)); 228c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_PICTURE_SIZE(i)); 229c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ACCU0(i)); 230c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ACCU1(i)); 2319b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 232c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 233c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_H(i, j)); 234ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 235c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 236c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_HV(i, j)); 237ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 238c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 5; j++) 239c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_CONV_COEF(i, j)); 240ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 241c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_FIR_COEF_V)) { 242c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 243c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_V(i, j)); 244c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 2459b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 246c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) { 247c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_BA0_UV(i)); 248c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_BA1_UV(i)); 249c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR2(i)); 250c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ACCU2_0(i)); 251c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ACCU2_1(i)); 252ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 253c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 254c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_H2(i, j)); 255ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 256c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 257c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_HV2(i, j)); 258ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 259c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 260c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_FIR_COEF_V2(i, j)); 261c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 262c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_ATTR2)) 263c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja SR(OVL_ATTRIBUTES2(i)); 264ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain } 2650cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer 2660cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer if (dss_has_feature(FEAT_CORE_CLK_DIV)) 2670cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer SR(DIVISOR); 26849ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 26949ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen dispc.ctx_loss_cnt = dispc_get_ctx_loss_count(); 27049ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen dispc.ctx_valid = true; 27149ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 27249ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen DSSDBG("context saved, ctx_loss_count %d\n", dispc.ctx_loss_cnt); 27380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 27480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2754fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenstatic void dispc_restore_context(void) 27680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 277c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja int i, j, ctx; 2784fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 2794fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen DSSDBG("dispc_restore_context\n"); 2804fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 28149ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen if (!dispc.ctx_valid) 28249ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen return; 28349ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 28449ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen ctx = dispc_get_ctx_loss_count(); 28549ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 28649ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen if (ctx >= 0 && ctx == dispc.ctx_loss_cnt) 28749ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen return; 28849ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 28949ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen DSSDBG("ctx_loss_count: saved %d, current %d\n", 29049ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen dispc.ctx_loss_cnt, ctx); 29149ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 29275c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä /*RR(IRQENABLE);*/ 29380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /*RR(CONTROL);*/ 29480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen RR(CONFIG); 29580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen RR(LINE_NUMBER); 296332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_GLOBAL_ALPHA)) 297332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen RR(GLOBAL_ALPHA); 298c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_MGR_LCD2)) 2992a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal RR(CONFIG2); 30080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 301c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (i = 0; i < dss_feat_get_num_mgrs(); i++) { 302c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(DEFAULT_COLOR(i)); 303c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(TRANS_COLOR(i)); 304c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(SIZE_MGR(i)); 305c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (i == OMAP_DSS_CHANNEL_DIGIT) 306c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja continue; 307c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(TIMING_H(i)); 308c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(TIMING_V(i)); 309c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(POL_FREQ(i)); 310c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(DIVISORo(i)); 311c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja 312c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(DATA_CYCLE1(i)); 313c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(DATA_CYCLE2(i)); 314c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(DATA_CYCLE3(i)); 3152a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 316332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_CPR)) { 317c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(CPR_COEF_R(i)); 318c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(CPR_COEF_G(i)); 319c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(CPR_COEF_B(i)); 320332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen } 3212a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 32280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 323c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (i = 0; i < dss_feat_get_num_ovls(); i++) { 324c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_BA0(i)); 325c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_BA1(i)); 326c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_POSITION(i)); 327c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_SIZE(i)); 328c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ATTRIBUTES(i)); 329c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIFO_THRESHOLD(i)); 330c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ROW_INC(i)); 331c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_PIXEL_INC(i)); 332c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_PRELOAD)) 333c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_PRELOAD(i)); 334c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (i == OMAP_DSS_GFX) { 335c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_WINDOW_SKIP(i)); 336c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_TABLE_BA(i)); 337c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja continue; 338c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 339c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR(i)); 340c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_PICTURE_SIZE(i)); 341c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ACCU0(i)); 342c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ACCU1(i)); 3439b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 344c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 345c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_H(i, j)); 346ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 347c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 348c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_HV(i, j)); 349ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 350c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 5; j++) 351c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_CONV_COEF(i, j)); 352ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 353c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_FIR_COEF_V)) { 354c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 355c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_V(i, j)); 356c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 3579b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 358c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) { 359c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_BA0_UV(i)); 360c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_BA1_UV(i)); 361c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR2(i)); 362c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ACCU2_0(i)); 363c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ACCU2_1(i)); 364ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 365c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 366c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_H2(i, j)); 367ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 368c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 369c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_HV2(i, j)); 370ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 371c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja for (j = 0; j < 8; j++) 372c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_FIR_COEF_V2(i, j)); 373c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja } 374c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja if (dss_has_feature(FEAT_ATTR2)) 375c6104b8e243de78169a65f087074ad60f9c02457Archit Taneja RR(OVL_ATTRIBUTES2(i)); 376ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain } 37780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3780cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer if (dss_has_feature(FEAT_CORE_CLK_DIV)) 3790cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer RR(DIVISOR); 3800cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer 38180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* enable last, because LCD & DIGIT enable are here */ 38280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen RR(CONTROL); 3832a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) 3842a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal RR(CONTROL2); 38575c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä /* clear spurious SYNC_LOST_DIGIT interrupts */ 38675c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT); 38775c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä 38875c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä /* 38975c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä * enable last so IRQs won't trigger before 39075c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä * the context is fully restored 39175c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä */ 39275c7d59daf502a4eb040e181120fb83b4a8c0719Ville Syrjälä RR(IRQENABLE); 39349ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen 39449ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen DSSDBG("context restored\n"); 39580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 39680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 39780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#undef SR 39880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#undef RR 39980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4004fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenint dispc_runtime_get(void) 4014fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen{ 4024fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen int r; 4034fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 4044fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen DSSDBG("dispc_runtime_get\n"); 4054fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 4064fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = pm_runtime_get_sync(&dispc.pdev->dev); 4074fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen WARN_ON(r < 0); 4084fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return r < 0 ? r : 0; 4094fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen} 4104fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 4114fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenvoid dispc_runtime_put(void) 4124fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen{ 4134fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen int r; 4144fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 4154fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen DSSDBG("dispc_runtime_put\n"); 4164fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 4174fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = pm_runtime_put(&dispc.pdev->dev); 4184fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen WARN_ON(r < 0); 41980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 42080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4214fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 42280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenbool dispc_go_busy(enum omap_channel channel) 42380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 42480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int bit; 42580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4262a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD || 4272a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel == OMAP_DSS_CHANNEL_LCD2) 42880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 5; /* GOLCD */ 42980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 43080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 6; /* GODIGIT */ 43180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4322a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 4332a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal return REG_GET(DISPC_CONTROL2, bit, bit) == 1; 4342a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 4352a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal return REG_GET(DISPC_CONTROL, bit, bit) == 1; 43680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 43780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 43880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_go(enum omap_channel channel) 43980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 44080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int bit; 4412a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal bool enable_bit, go_bit; 44280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4432a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD || 4442a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel == OMAP_DSS_CHANNEL_LCD2) 44580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 0; /* LCDENABLE */ 44680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 44780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 1; /* DIGITALENABLE */ 44880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 44980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* if the channel is not enabled, we don't need GO */ 4502a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 4512a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal enable_bit = REG_GET(DISPC_CONTROL2, bit, bit) == 1; 4522a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 4532a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal enable_bit = REG_GET(DISPC_CONTROL, bit, bit) == 1; 4542a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 4552a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (!enable_bit) 456e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen return; 45780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4582a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD || 4592a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel == OMAP_DSS_CHANNEL_LCD2) 46080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 5; /* GOLCD */ 46180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 46280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bit = 6; /* GODIGIT */ 46380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4642a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 4652a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal go_bit = REG_GET(DISPC_CONTROL2, bit, bit) == 1; 4662a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 4672a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal go_bit = REG_GET(DISPC_CONTROL, bit, bit) == 1; 4682a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 4692a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (go_bit) { 47080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("GO bit not down for channel %d\n", channel); 471e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen return; 47280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 47380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4742a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal DSSDBG("GO %s\n", channel == OMAP_DSS_CHANNEL_LCD ? "LCD" : 4752a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal (channel == OMAP_DSS_CHANNEL_LCD2 ? "LCD2" : "DIGIT")); 47680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 4772a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 4782a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL2, 1, bit, bit); 4792a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 4802a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL, 1, bit, bit); 48180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 48280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 48380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_write_firh_reg(enum omap_plane plane, int reg, u32 value) 48480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 4859b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_FIR_COEF_H(plane, reg), value); 48680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 48780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 48880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_write_firhv_reg(enum omap_plane plane, int reg, u32 value) 48980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 4909b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_FIR_COEF_HV(plane, reg), value); 49180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 49280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 49380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_write_firv_reg(enum omap_plane plane, int reg, u32 value) 49480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 4959b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_FIR_COEF_V(plane, reg), value); 49680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 49780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 498ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_write_firh2_reg(enum omap_plane plane, int reg, u32 value) 499ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 500ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain BUG_ON(plane == OMAP_DSS_GFX); 501ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 502ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_FIR_COEF_H2(plane, reg), value); 503ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 504ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 505ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_write_firhv2_reg(enum omap_plane plane, int reg, u32 value) 506ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 507ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain BUG_ON(plane == OMAP_DSS_GFX); 508ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 509ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_FIR_COEF_HV2(plane, reg), value); 510ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 511ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 512ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_write_firv2_reg(enum omap_plane plane, int reg, u32 value) 513ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 514ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain BUG_ON(plane == OMAP_DSS_GFX); 515ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 516ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_FIR_COEF_V2(plane, reg), value); 517ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 518ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 51980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_scale_coef(enum omap_plane plane, int hscaleup, 5200d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int vscaleup, int five_taps, 5210d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain enum omap_color_component color_comp) 52280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 52380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* Coefficients for horizontal up-sampling */ 52466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_h_coef coef_hup[8] = { 52566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 0, 128, 0, 0 }, 52666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -1, 13, 124, -8, 0 }, 52766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, 30, 112, -11, -1 }, 52866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -5, 51, 95, -11, -2 }, 52966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, -9, 73, 73, -9 }, 53066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, -11, 95, 51, -5 }, 53166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -1, -11, 112, 30, -2 }, 53266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, -8, 124, 13, -1 }, 53380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 53480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 53566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas /* Coefficients for vertical up-sampling */ 53666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_v_coef coef_vup_3tap[8] = { 53766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 0, 128, 0, 0 }, 53866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 3, 123, 2, 0 }, 53966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 12, 111, 5, 0 }, 54066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 32, 89, 7, 0 }, 54166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 0, 64, 64, 0 }, 54266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 7, 89, 32, 0 }, 54366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 5, 111, 12, 0 }, 54466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 2, 123, 3, 0 }, 54580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 54680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 54766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_v_coef coef_vup_5tap[8] = { 54866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 0, 128, 0, 0 }, 54966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -1, 13, 124, -8, 0 }, 55066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, 30, 112, -11, -1 }, 55166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -5, 51, 95, -11, -2 }, 55266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, -9, 73, 73, -9 }, 55366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, -11, 95, 51, -5 }, 55466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -1, -11, 112, 30, -2 }, 55566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, -8, 124, 13, -1 }, 55680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 55780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 55866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas /* Coefficients for horizontal down-sampling */ 55966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_h_coef coef_hdown[8] = { 56066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 36, 56, 36, 0 }, 56166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 4, 40, 55, 31, -2 }, 56266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 8, 44, 54, 27, -5 }, 56366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 12, 48, 53, 22, -7 }, 56466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -9, 17, 52, 51, 17 }, 56566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -7, 22, 53, 48, 12 }, 56666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -5, 27, 54, 44, 8 }, 56766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, 31, 55, 40, 4 }, 56880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 56980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 57066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas /* Coefficients for vertical down-sampling */ 57166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_v_coef coef_vdown_3tap[8] = { 57266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 36, 56, 36, 0 }, 57366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 40, 57, 31, 0 }, 57466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 45, 56, 27, 0 }, 57566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 50, 55, 23, 0 }, 57666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 18, 55, 55, 0 }, 57766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 23, 55, 50, 0 }, 57866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 27, 56, 45, 0 }, 57966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 31, 57, 40, 0 }, 58080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 58180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 58266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas static const struct dispc_v_coef coef_vdown_5tap[8] = { 58366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 0, 36, 56, 36, 0 }, 58466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 4, 40, 55, 31, -2 }, 58566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 8, 44, 54, 27, -5 }, 58666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { 12, 48, 53, 22, -7 }, 58766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -9, 17, 52, 51, 17 }, 58866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -7, 22, 53, 48, 12 }, 58966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -5, 27, 54, 44, 8 }, 59066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas { -2, 31, 55, 40, 4 }, 59180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 59280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 59366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas const struct dispc_h_coef *h_coef; 59466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas const struct dispc_v_coef *v_coef; 59580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 59680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 59780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (hscaleup) 59880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen h_coef = coef_hup; 59980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 60080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen h_coef = coef_hdown; 60180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 60266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas if (vscaleup) 60366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas v_coef = five_taps ? coef_vup_5tap : coef_vup_3tap; 60466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas else 60566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas v_coef = five_taps ? coef_vdown_5tap : coef_vdown_3tap; 60680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 60780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < 8; i++) { 60880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 h, hv; 60980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 61066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas h = FLD_VAL(h_coef[i].hc0, 7, 0) 61166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(h_coef[i].hc1, 15, 8) 61266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(h_coef[i].hc2, 23, 16) 61366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(h_coef[i].hc3, 31, 24); 61466be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas hv = FLD_VAL(h_coef[i].hc4, 7, 0) 61566be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(v_coef[i].vc0, 15, 8) 61666be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(v_coef[i].vc1, 23, 16) 61766be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(v_coef[i].vc2, 31, 24); 61880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 6190d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (color_comp == DISPC_COLOR_COMPONENT_RGB_Y) { 6200d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firh_reg(plane, i, h); 6210d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firhv_reg(plane, i, hv); 6220d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } else { 6230d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firh2_reg(plane, i, h); 6240d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firhv2_reg(plane, i, hv); 6250d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } 6260d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 62780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 62880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 62966be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas if (five_taps) { 63066be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas for (i = 0; i < 8; i++) { 63166be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas u32 v; 63266be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas v = FLD_VAL(v_coef[i].vc00, 7, 0) 63366be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas | FLD_VAL(v_coef[i].vc22, 15, 8); 6340d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (color_comp == DISPC_COLOR_COMPONENT_RGB_Y) 6350d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firv_reg(plane, i, v); 6360d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain else 6370d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_write_firv2_reg(plane, i, v); 63866be8f6cec4ffd78e5d59921ec9d5e299c0cfa3cGrazvydas Ignotas } 63980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 64080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 64180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 64280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_setup_color_conv_coef(void) 64380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 644ac01c29e5279fe31632e9118619b365514633235Archit Taneja int i; 64580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen const struct color_conv_coef { 64680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int ry, rcr, rcb, gy, gcr, gcb, by, bcr, bcb; 64780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int full_range; 64880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } ctbl_bt601_5 = { 64980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 298, 409, 0, 298, -208, -100, 298, 0, 517, 0, 65080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen }; 65180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 65280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen const struct color_conv_coef *ct; 65380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 65480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define CVAL(x, y) (FLD_VAL(x, 26, 16) | FLD_VAL(y, 10, 0)) 65580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 65680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ct = &ctbl_bt601_5; 65780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 658ac01c29e5279fe31632e9118619b365514633235Archit Taneja for (i = 1; i < dss_feat_get_num_ovls(); i++) { 659ac01c29e5279fe31632e9118619b365514633235Archit Taneja dispc_write_reg(DISPC_OVL_CONV_COEF(i, 0), 660ac01c29e5279fe31632e9118619b365514633235Archit Taneja CVAL(ct->rcr, ct->ry)); 661ac01c29e5279fe31632e9118619b365514633235Archit Taneja dispc_write_reg(DISPC_OVL_CONV_COEF(i, 1), 662ac01c29e5279fe31632e9118619b365514633235Archit Taneja CVAL(ct->gy, ct->rcb)); 663ac01c29e5279fe31632e9118619b365514633235Archit Taneja dispc_write_reg(DISPC_OVL_CONV_COEF(i, 2), 664ac01c29e5279fe31632e9118619b365514633235Archit Taneja CVAL(ct->gcb, ct->gcr)); 665ac01c29e5279fe31632e9118619b365514633235Archit Taneja dispc_write_reg(DISPC_OVL_CONV_COEF(i, 3), 666ac01c29e5279fe31632e9118619b365514633235Archit Taneja CVAL(ct->bcr, ct->by)); 667ac01c29e5279fe31632e9118619b365514633235Archit Taneja dispc_write_reg(DISPC_OVL_CONV_COEF(i, 4), 668ac01c29e5279fe31632e9118619b365514633235Archit Taneja CVAL(0, ct->bcb)); 669ac01c29e5279fe31632e9118619b365514633235Archit Taneja 670ac01c29e5279fe31632e9118619b365514633235Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(i), ct->full_range, 671ac01c29e5279fe31632e9118619b365514633235Archit Taneja 11, 11); 672ac01c29e5279fe31632e9118619b365514633235Archit Taneja } 67380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 67480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#undef CVAL 67580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 67680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 67780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 67880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_plane_ba0(enum omap_plane plane, u32 paddr) 67980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 6809b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_BA0(plane), paddr); 68180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 68280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 68380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_plane_ba1(enum omap_plane plane, u32 paddr) 68480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 6859b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_BA1(plane), paddr); 68680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 68780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 688ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_set_plane_ba0_uv(enum omap_plane plane, u32 paddr) 689ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 690ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_BA0_UV(plane), paddr); 691ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 692ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 693ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_set_plane_ba1_uv(enum omap_plane plane, u32 paddr) 694ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 695ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_BA1_UV(plane), paddr); 696ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 697ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 69880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_plane_pos(enum omap_plane plane, int x, int y) 69980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 70080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val = FLD_VAL(y, 26, 16) | FLD_VAL(x, 10, 0); 7019b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 7029b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_POSITION(plane), val); 70380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 70480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 70580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_pic_size(enum omap_plane plane, int width, int height) 70680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 70780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val = FLD_VAL(height - 1, 26, 16) | FLD_VAL(width - 1, 10, 0); 7089b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 7099b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja if (plane == OMAP_DSS_GFX) 7109b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_SIZE(plane), val); 7119b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja else 7129b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_PICTURE_SIZE(plane), val); 71380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 71480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 71580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_vid_size(enum omap_plane plane, int width, int height) 71680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 71780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 71880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 71980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON(plane == OMAP_DSS_GFX); 72080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 72180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen val = FLD_VAL(height - 1, 26, 16) | FLD_VAL(width - 1, 10, 0); 7229b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 7239b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_SIZE(plane), val); 72480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 72580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 726fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar Nstatic void _dispc_set_pre_mult_alpha(enum omap_plane plane, bool enable) 727fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N{ 728fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N if (!dss_has_feature(FEAT_PRE_MULT_ALPHA)) 729fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N return; 730fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N 731fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N if (!dss_has_feature(FEAT_GLOBAL_ALPHA_VID1) && 732fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N plane == OMAP_DSS_VIDEO1) 733fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N return; 734fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N 7359b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), enable ? 1 : 0, 28, 28); 736fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N} 737fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N 73880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_setup_global_alpha(enum omap_plane plane, u8 global_alpha) 73980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 740fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen static const unsigned shifts[] = { 0, 8, 16, }; 741fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen int shift; 742fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen 743a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja if (!dss_has_feature(FEAT_GLOBAL_ALPHA)) 74480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 74580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 746fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N if (!dss_has_feature(FEAT_GLOBAL_ALPHA_VID1) && 747fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N plane == OMAP_DSS_VIDEO1) 748fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N return; 749a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja 750fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen shift = shifts[plane]; 751fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen REG_FLD_MOD(DISPC_GLOBAL_ALPHA, global_alpha, shift + 7, shift); 75280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 75380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 75480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_pix_inc(enum omap_plane plane, s32 inc) 75580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 7569b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_PIXEL_INC(plane), inc); 75780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 75880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 75980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_row_inc(enum omap_plane plane, s32 inc) 76080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 7619b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ROW_INC(plane), inc); 76280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 76380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 76480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_color_mode(enum omap_plane plane, 76580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_color_mode color_mode) 76680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 76780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 m = 0; 768f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain if (plane != OMAP_DSS_GFX) { 769f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain switch (color_mode) { 770f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_NV12: 771f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x0; break; 772f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB12U: 773f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x1; break; 774f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBA16: 775f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x2; break; 776f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBX16: 777f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x4; break; 778f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB16: 779f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x5; break; 780f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB16: 781f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x6; break; 782f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB16_1555: 783f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x7; break; 784f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB24U: 785f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x8; break; 786f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB24P: 787f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x9; break; 788f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_YUV2: 789f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xa; break; 790f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_UYVY: 791f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xb; break; 792f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB32: 793f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xc; break; 794f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBA32: 795f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xd; break; 796f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBX32: 797f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xe; break; 798f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_XRGB16_1555: 799f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xf; break; 800f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain default: 801f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain BUG(); break; 802f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain } 803f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain } else { 804f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain switch (color_mode) { 805f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_CLUT1: 806f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x0; break; 807f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_CLUT2: 808f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x1; break; 809f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_CLUT4: 810f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x2; break; 811f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_CLUT8: 812f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x3; break; 813f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB12U: 814f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x4; break; 815f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB16: 816f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x5; break; 817f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB16: 818f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x6; break; 819f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB16_1555: 820f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x7; break; 821f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB24U: 822f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x8; break; 823f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGB24P: 824f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0x9; break; 825f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_YUV2: 826f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xa; break; 827f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_UYVY: 828f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xb; break; 829f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB32: 830f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xc; break; 831f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBA32: 832f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xd; break; 833f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBX32: 834f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xe; break; 835f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_XRGB16_1555: 836f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain m = 0xf; break; 837f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain default: 838f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain BUG(); break; 839f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain } 84080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 84180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 8429b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), m, 4, 1); 84380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 84480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 8458fa8031c542986746ed4dfbd1eb52358bc86000bTomi Valkeinenstatic void dispc_set_channel_out(enum omap_plane plane, 84680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_channel channel) 84780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 84880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int shift; 84980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 8502a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal int chan = 0, chan2 = 0; 85180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 85280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (plane) { 85380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_GFX: 85480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen shift = 8; 85580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 85680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_VIDEO1: 85780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_VIDEO2: 85880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen shift = 16; 85980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 86080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 86180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 86280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 86380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 86480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 8659b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja val = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane)); 8662a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) { 8672a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal switch (channel) { 8682a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal case OMAP_DSS_CHANNEL_LCD: 8692a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan = 0; 8702a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan2 = 0; 8712a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal break; 8722a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal case OMAP_DSS_CHANNEL_DIGIT: 8732a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan = 1; 8742a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan2 = 0; 8752a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal break; 8762a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal case OMAP_DSS_CHANNEL_LCD2: 8772a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan = 0; 8782a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal chan2 = 1; 8792a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal break; 8802a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal default: 8812a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal BUG(); 8822a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 8832a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 8842a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal val = FLD_MOD(val, chan, shift, shift); 8852a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal val = FLD_MOD(val, chan2, 31, 30); 8862a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } else { 8872a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal val = FLD_MOD(val, channel, shift, shift); 8882a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 8899b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ATTRIBUTES(plane), val); 89080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 89180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 8925ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinenstatic void dispc_set_burst_size(enum omap_plane plane, 89380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_burst_size burst_size) 89480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 895fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen static const unsigned shifts[] = { 6, 14, 14, }; 89680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int shift; 89780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 898fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen shift = shifts[plane]; 8995ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), burst_size, shift + 1, shift); 90080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 90180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 9025ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinenstatic void dispc_configure_burst_sizes(void) 9035ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen{ 9045ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen int i; 9055ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen const int burst_size = BURST_SIZE_X8; 9065ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 9075ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen /* Configure burst size always to maximum size */ 9085ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen for (i = 0; i < omap_dss_get_num_overlays(); ++i) 9095ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen dispc_set_burst_size(i, burst_size); 9105ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen} 9115ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 9125ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinenu32 dispc_get_burst_size(enum omap_plane plane) 9135ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen{ 9145ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen unsigned unit = dss_feat_get_burst_size_unit(); 9155ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen /* burst multiplier is always x8 (see dispc_configure_burst_sizes()) */ 9165ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen return unit * 8; 9175ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen} 9185ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 919d3862610c95564a586951d5be291b9b0200d39feMythri P Kvoid dispc_enable_gamma_table(bool enable) 920d3862610c95564a586951d5be291b9b0200d39feMythri P K{ 921d3862610c95564a586951d5be291b9b0200d39feMythri P K /* 922d3862610c95564a586951d5be291b9b0200d39feMythri P K * This is partially implemented to support only disabling of 923d3862610c95564a586951d5be291b9b0200d39feMythri P K * the gamma table. 924d3862610c95564a586951d5be291b9b0200d39feMythri P K */ 925d3862610c95564a586951d5be291b9b0200d39feMythri P K if (enable) { 926d3862610c95564a586951d5be291b9b0200d39feMythri P K DSSWARN("Gamma table enabling for TV not yet supported"); 927d3862610c95564a586951d5be291b9b0200d39feMythri P K return; 928d3862610c95564a586951d5be291b9b0200d39feMythri P K } 929d3862610c95564a586951d5be291b9b0200d39feMythri P K 930d3862610c95564a586951d5be291b9b0200d39feMythri P K REG_FLD_MOD(DISPC_CONFIG, enable, 9, 9); 931d3862610c95564a586951d5be291b9b0200d39feMythri P K} 932d3862610c95564a586951d5be291b9b0200d39feMythri P K 9333c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinenvoid dispc_enable_cpr(enum omap_channel channel, bool enable) 9343c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen{ 9353c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen u16 reg; 9363c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9373c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen if (channel == OMAP_DSS_CHANNEL_LCD) 9383c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen reg = DISPC_CONFIG; 9393c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen else if (channel == OMAP_DSS_CHANNEL_LCD2) 9403c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen reg = DISPC_CONFIG2; 9413c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen else 9423c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen return; 9433c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9443c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen REG_FLD_MOD(reg, enable, 15, 15); 9453c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen} 9463c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9473c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinenvoid dispc_set_cpr_coef(enum omap_channel channel, 9483c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen struct omap_dss_cpr_coefs *coefs) 9493c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen{ 9503c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen u32 coef_r, coef_g, coef_b; 9513c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9523c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen if (channel != OMAP_DSS_CHANNEL_LCD && channel != OMAP_DSS_CHANNEL_LCD2) 9533c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen return; 9543c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9553c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen coef_r = FLD_VAL(coefs->rr, 31, 22) | FLD_VAL(coefs->rg, 20, 11) | 9563c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen FLD_VAL(coefs->rb, 9, 0); 9573c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen coef_g = FLD_VAL(coefs->gr, 31, 22) | FLD_VAL(coefs->gg, 20, 11) | 9583c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen FLD_VAL(coefs->gb, 9, 0); 9593c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen coef_b = FLD_VAL(coefs->br, 31, 22) | FLD_VAL(coefs->bg, 20, 11) | 9603c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen FLD_VAL(coefs->bb, 9, 0); 9613c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 9623c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen dispc_write_reg(DISPC_CPR_COEF_R(channel), coef_r); 9633c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen dispc_write_reg(DISPC_CPR_COEF_G(channel), coef_g); 9643c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen dispc_write_reg(DISPC_CPR_COEF_B(channel), coef_b); 9653c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen} 9663c07cae2cccc4e40ff66521701a3c8eeda8726e1Tomi Valkeinen 96780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_vid_color_conv(enum omap_plane plane, bool enable) 96880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 96980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 97080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 97180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON(plane == OMAP_DSS_GFX); 97280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 9739b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja val = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane)); 97480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen val = FLD_MOD(val, enable, 9, 9); 9759b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ATTRIBUTES(plane), val); 97680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 97780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 97880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_enable_replication(enum omap_plane plane, bool enable) 97980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 980fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen static const unsigned shifts[] = { 5, 10, 10 }; 981fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen int shift; 98280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 983fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen shift = shifts[plane]; 984fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), enable, shift, shift); 98580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 98680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 98764ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_set_lcd_size(enum omap_channel channel, u16 width, u16 height) 98880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 98980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 99080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON((width > (1 << 11)) || (height > (1 << 11))); 99180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen val = FLD_VAL(height - 1, 26, 16) | FLD_VAL(width - 1, 10, 0); 992702d144845086cacf8bb4f23196189f260c250e2Archit Taneja dispc_write_reg(DISPC_SIZE_MGR(channel), val); 99380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 99480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 99580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_set_digit_size(u16 width, u16 height) 99680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 99780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 99880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON((width > (1 << 11)) || (height > (1 << 11))); 99980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen val = FLD_VAL(height - 1, 26, 16) | FLD_VAL(width - 1, 10, 0); 1000702d144845086cacf8bb4f23196189f260c250e2Archit Taneja dispc_write_reg(DISPC_SIZE_MGR(OMAP_DSS_CHANNEL_DIGIT), val); 100180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 100280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 100380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void dispc_read_plane_fifo_sizes(void) 100480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 100580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 size; 100680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int plane; 1007a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja u8 start, end; 10085ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen u32 unit; 10095ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 10105ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen unit = dss_feat_get_buffer_size_unit(); 101180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1012a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja dss_feat_get_reg_field(FEAT_REG_FIFOSIZE, &start, &end); 101380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1014e13a138bc68259dc630cb903942975efa40d2bd9Archit Taneja for (plane = 0; plane < dss_feat_get_num_ovls(); ++plane) { 10155ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen size = REG_GET(DISPC_OVL_FIFO_SIZE_STATUS(plane), start, end); 10165ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen size *= unit; 101780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.fifo_size[plane] = size; 101880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 101980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 102080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 102180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenu32 dispc_get_plane_fifo_size(enum omap_plane plane) 102280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 102380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return dispc.fifo_size[plane]; 102480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 102580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 10265ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinenvoid dispc_set_fifo_threshold(enum omap_plane plane, u32 low, u32 high) 102780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 1028a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja u8 hi_start, hi_end, lo_start, lo_end; 10295ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen u32 unit; 10305ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 10315ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen unit = dss_feat_get_buffer_size_unit(); 10325ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 10335ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen WARN_ON(low % unit != 0); 10345ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen WARN_ON(high % unit != 0); 10355ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 10365ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen low /= unit; 10375ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen high /= unit; 1038a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja 10399b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dss_feat_get_reg_field(FEAT_REG_FIFOHIGHTHRESHOLD, &hi_start, &hi_end); 10409b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dss_feat_get_reg_field(FEAT_REG_FIFOLOWTHRESHOLD, &lo_start, &lo_end); 10419b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 104280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("fifo(%d) low/high old %u/%u, new %u/%u\n", 104380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen plane, 10449b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_GET(DISPC_OVL_FIFO_THRESHOLD(plane), 10459b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja lo_start, lo_end), 10469b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_GET(DISPC_OVL_FIFO_THRESHOLD(plane), 10479b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja hi_start, hi_end), 104880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen low, high); 104980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 10509b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_FIFO_THRESHOLD(plane), 1051a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja FLD_VAL(high, hi_start, hi_end) | 1052a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja FLD_VAL(low, lo_start, lo_end)); 105380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 105480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 105580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_enable_fifomerge(bool enable) 105680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 105780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("FIFO merge %s\n", enable ? "enabled" : "disabled"); 105880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, enable ? 1 : 0, 14, 14); 105980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 106080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 10610d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainstatic void _dispc_set_fir(enum omap_plane plane, 10620d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int hinc, int vinc, 10630d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain enum omap_color_component color_comp) 106480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 106580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 106680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 10670d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (color_comp == DISPC_COLOR_COMPONENT_RGB_Y) { 10680d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u8 hinc_start, hinc_end, vinc_start, vinc_end; 1069a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja 10700d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain dss_feat_get_reg_field(FEAT_REG_FIRHINC, 10710d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain &hinc_start, &hinc_end); 10720d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain dss_feat_get_reg_field(FEAT_REG_FIRVINC, 10730d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain &vinc_start, &vinc_end); 10740d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain val = FLD_VAL(vinc, vinc_start, vinc_end) | 10750d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain FLD_VAL(hinc, hinc_start, hinc_end); 1076a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja 10770d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain dispc_write_reg(DISPC_OVL_FIR(plane), val); 10780d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } else { 10790d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain val = FLD_VAL(vinc, 28, 16) | FLD_VAL(hinc, 12, 0); 10800d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain dispc_write_reg(DISPC_OVL_FIR2(plane), val); 10810d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } 108280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 108380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 108480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_vid_accu0(enum omap_plane plane, int haccu, int vaccu) 108580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 108680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 108787a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja u8 hor_start, hor_end, vert_start, vert_end; 108880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 108987a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja dss_feat_get_reg_field(FEAT_REG_HORIZONTALACCU, &hor_start, &hor_end); 109087a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja dss_feat_get_reg_field(FEAT_REG_VERTICALACCU, &vert_start, &vert_end); 109187a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 109287a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja val = FLD_VAL(vaccu, vert_start, vert_end) | 109387a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja FLD_VAL(haccu, hor_start, hor_end); 109487a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 10959b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ACCU0(plane), val); 109680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 109780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 109880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_vid_accu1(enum omap_plane plane, int haccu, int vaccu) 109980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 110080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 val; 110187a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja u8 hor_start, hor_end, vert_start, vert_end; 110280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 110387a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja dss_feat_get_reg_field(FEAT_REG_HORIZONTALACCU, &hor_start, &hor_end); 110487a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja dss_feat_get_reg_field(FEAT_REG_VERTICALACCU, &vert_start, &vert_end); 110587a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 110687a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja val = FLD_VAL(vaccu, vert_start, vert_end) | 110787a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja FLD_VAL(haccu, hor_start, hor_end); 110887a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 11099b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ACCU1(plane), val); 111080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 111180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1112ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_set_vid_accu2_0(enum omap_plane plane, int haccu, int vaccu) 1113ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 1114ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain u32 val; 1115ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 1116ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain val = FLD_VAL(vaccu, 26, 16) | FLD_VAL(haccu, 10, 0); 1117ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_ACCU2_0(plane), val); 1118ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 1119ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 1120ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jainstatic void _dispc_set_vid_accu2_1(enum omap_plane plane, int haccu, int vaccu) 1121ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain{ 1122ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain u32 val; 1123ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 1124ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain val = FLD_VAL(vaccu, 26, 16) | FLD_VAL(haccu, 10, 0); 1125ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain dispc_write_reg(DISPC_OVL_ACCU2_1(plane), val); 1126ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain} 112780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11280d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainstatic void _dispc_set_scale_param(enum omap_plane plane, 112980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 orig_width, u16 orig_height, 113080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 out_width, u16 out_height, 11310d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool five_taps, u8 rotation, 11320d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain enum omap_color_component color_comp) 113380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 11340d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int fir_hinc, fir_vinc; 113580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int hscaleup, vscaleup; 113680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 113780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hscaleup = orig_width <= out_width; 113880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vscaleup = orig_height <= out_height; 113980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11400d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_scale_coef(plane, hscaleup, vscaleup, five_taps, color_comp); 114180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1142ed14a3ce9878185ea8348cc2f2e9b53129f84dc7Amber Jain fir_hinc = 1024 * orig_width / out_width; 1143ed14a3ce9878185ea8348cc2f2e9b53129f84dc7Amber Jain fir_vinc = 1024 * orig_height / out_height; 114480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11450d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_fir(plane, fir_hinc, fir_vinc, color_comp); 11460d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain} 11470d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 11480d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainstatic void _dispc_set_scaling_common(enum omap_plane plane, 11490d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 orig_width, u16 orig_height, 11500d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 out_width, u16 out_height, 11510d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool ilace, bool five_taps, 11520d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool fieldmode, enum omap_color_mode color_mode, 11530d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u8 rotation) 11540d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain{ 11550d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int accu0 = 0; 11560d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int accu1 = 0; 11570d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u32 l; 115880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11590d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_scale_param(plane, orig_width, orig_height, 11600d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain out_width, out_height, five_taps, 11610d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain rotation, DISPC_COLOR_COMPONENT_RGB_Y); 11629b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja l = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane)); 116380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 116487a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja /* RESIZEENABLE and VERTICALTAPS */ 116587a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja l &= ~((0x3 << 5) | (0x1 << 21)); 1166ed14a3ce9878185ea8348cc2f2e9b53129f84dc7Amber Jain l |= (orig_width != out_width) ? (1 << 5) : 0; 1167ed14a3ce9878185ea8348cc2f2e9b53129f84dc7Amber Jain l |= (orig_height != out_height) ? (1 << 6) : 0; 116887a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja l |= five_taps ? (1 << 21) : 0; 116980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 117087a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja /* VRESIZECONF and HRESIZECONF */ 117187a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja if (dss_has_feature(FEAT_RESIZECONF)) { 117287a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja l &= ~(0x3 << 7); 11730d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain l |= (orig_width <= out_width) ? 0 : (1 << 7); 11740d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain l |= (orig_height <= out_height) ? 0 : (1 << 8); 117587a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja } 117680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 117787a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja /* LINEBUFFERSPLIT */ 117887a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja if (dss_has_feature(FEAT_LINEBUFFERSPLIT)) { 117987a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja l &= ~(0x1 << 22); 118087a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja l |= five_taps ? (1 << 22) : 0; 118187a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja } 118280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 11839b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja dispc_write_reg(DISPC_OVL_ATTRIBUTES(plane), l); 118480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 118580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 118680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 0 = even field = bottom field 118780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 1 = odd field = top field 118880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 118980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ilace && !fieldmode) { 119080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen accu1 = 0; 11910d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain accu0 = ((1024 * orig_height / out_height) / 2) & 0x3ff; 119280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (accu0 >= 1024/2) { 119380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen accu1 = 1024/2; 119480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen accu0 -= accu1; 119580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 119680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 119780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 119880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_vid_accu0(plane, 0, accu0); 119980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_vid_accu1(plane, 0, accu1); 120080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 120180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 12020d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainstatic void _dispc_set_scaling_uv(enum omap_plane plane, 12030d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 orig_width, u16 orig_height, 12040d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 out_width, u16 out_height, 12050d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool ilace, bool five_taps, 12060d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool fieldmode, enum omap_color_mode color_mode, 12070d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u8 rotation) 12080d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain{ 12090d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int scale_x = out_width != orig_width; 12100d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain int scale_y = out_height != orig_height; 12110d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12120d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (!dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) 12130d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain return; 12140d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if ((color_mode != OMAP_DSS_COLOR_YUV2 && 12150d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain color_mode != OMAP_DSS_COLOR_UYVY && 12160d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain color_mode != OMAP_DSS_COLOR_NV12)) { 12170d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* reset chroma resampling for RGB formats */ 12180d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), 0, 8, 8); 12190d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain return; 12200d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } 12210d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain switch (color_mode) { 12220d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain case OMAP_DSS_COLOR_NV12: 12230d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* UV is subsampled by 2 vertically*/ 12240d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain orig_height >>= 1; 12250d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* UV is subsampled by 2 horz.*/ 12260d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain orig_width >>= 1; 12270d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain break; 12280d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain case OMAP_DSS_COLOR_YUV2: 12290d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain case OMAP_DSS_COLOR_UYVY: 12300d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /*For YUV422 with 90/270 rotation, 12310d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain *we don't upsample chroma 12320d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain */ 12330d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (rotation == OMAP_DSS_ROT_0 || 12340d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain rotation == OMAP_DSS_ROT_180) 12350d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* UV is subsampled by 2 hrz*/ 12360d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain orig_width >>= 1; 12370d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* must use FIR for YUV422 if rotated */ 12380d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (rotation != OMAP_DSS_ROT_0) 12390d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain scale_x = scale_y = true; 12400d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain break; 12410d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain default: 12420d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain BUG(); 12430d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } 12440d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12450d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (out_width != orig_width) 12460d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain scale_x = true; 12470d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (out_height != orig_height) 12480d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain scale_y = true; 12490d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12500d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_scale_param(plane, orig_width, orig_height, 12510d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain out_width, out_height, five_taps, 12520d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain rotation, DISPC_COLOR_COMPONENT_UV); 12530d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12540d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), 12550d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain (scale_x || scale_y) ? 1 : 0, 8, 8); 12560d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* set H scaling */ 12570d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), scale_x ? 1 : 0, 5, 5); 12580d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain /* set V scaling */ 12590d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), scale_y ? 1 : 0, 6, 6); 12600d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12610d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_vid_accu2_0(plane, 0x80, 0); 12620d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_vid_accu2_1(plane, 0x80, 0); 12630d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain} 12640d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12650d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jainstatic void _dispc_set_scaling(enum omap_plane plane, 12660d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 orig_width, u16 orig_height, 12670d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u16 out_width, u16 out_height, 12680d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool ilace, bool five_taps, 12690d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain bool fieldmode, enum omap_color_mode color_mode, 12700d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain u8 rotation) 12710d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain{ 12720d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain BUG_ON(plane == OMAP_DSS_GFX); 12730d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12740d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_scaling_common(plane, 12750d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain orig_width, orig_height, 12760d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain out_width, out_height, 12770d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain ilace, five_taps, 12780d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain fieldmode, color_mode, 12790d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain rotation); 12800d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 12810d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_scaling_uv(plane, 12820d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain orig_width, orig_height, 12830d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain out_width, out_height, 12840d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain ilace, five_taps, 12850d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain fieldmode, color_mode, 12860d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain rotation); 12870d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain} 12880d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 128980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _dispc_set_rotation_attrs(enum omap_plane plane, u8 rotation, 129080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool mirroring, enum omap_color_mode color_mode) 129180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 129287a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja bool row_repeat = false; 129387a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja int vidrot = 0; 129487a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 129580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (color_mode == OMAP_DSS_COLOR_YUV2 || 129680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen color_mode == OMAP_DSS_COLOR_UYVY) { 129780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 129880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (mirroring) { 129980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (rotation) { 130080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0: 130180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 2; 130280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 130380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90: 130480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 1; 130580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 130680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180: 130780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 0; 130880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 130980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270: 131080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 3; 131180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 131280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 131380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } else { 131480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (rotation) { 131580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0: 131680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 0; 131780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 131880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90: 131980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 1; 132080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 132180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180: 132280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 2; 132380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 132480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270: 132580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vidrot = 3; 132680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 132780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 132880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 132980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 133080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (rotation == OMAP_DSS_ROT_90 || rotation == OMAP_DSS_ROT_270) 133187a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja row_repeat = true; 133280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 133387a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja row_repeat = false; 133480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 133587a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja 13369b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), vidrot, 13, 12); 133787a7484b6a9ceaa9e7a9a238154b02ed4495f26aArchit Taneja if (dss_has_feature(FEAT_ROWREPEATENABLE)) 13389b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), 13399b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja row_repeat ? 1 : 0, 18, 18); 134080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 134180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 134280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic int color_mode_to_bpp(enum omap_color_mode color_mode) 134380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 134480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (color_mode) { 134580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT1: 134680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 1; 134780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT2: 134880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 2; 134980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT4: 135080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 4; 135180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT8: 1352f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_NV12: 135380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 8; 135480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGB12U: 135580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGB16: 135680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_ARGB16: 135780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_YUV2: 135880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_UYVY: 1359f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBA16: 1360f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_RGBX16: 1361f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_ARGB16_1555: 1362f20e42205ab172cfd449c10e5183e2e371a629d6Amber Jain case OMAP_DSS_COLOR_XRGB16_1555: 136380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 16; 136480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGB24P: 136580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 24; 136680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGB24U: 136780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_ARGB32: 136880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGBA32: 136980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_RGBX32: 137080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 32; 137180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 137280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 137380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 137480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 137580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 137680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic s32 pixinc(int pixels, u8 ps) 137780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 137880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (pixels == 1) 137980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 1; 138080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (pixels > 1) 138180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 1 + (pixels - 1) * ps; 138280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (pixels < 0) 138380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 1 - (-pixels + 1) * ps; 138480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 138580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 138680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 138780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 138880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void calc_vrfb_rotation_offset(u8 rotation, bool mirror, 138980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 screen_width, 139080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 width, u16 height, 139180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_color_mode color_mode, bool fieldmode, 139280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned int field_offset, 139380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned *offset0, unsigned *offset1, 139480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen s32 *row_inc, s32 *pix_inc) 139580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 139680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u8 ps; 139780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 139880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FIXME CLUT formats */ 139980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (color_mode) { 140080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT1: 140180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT2: 140280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT4: 140380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT8: 140480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 140580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 140680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_YUV2: 140780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_UYVY: 140880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps = 4; 140980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 141080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 141180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps = color_mode_to_bpp(color_mode) / 8; 141280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 141380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 141480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 141580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("calc_rot(%d): scrw %d, %dx%d\n", rotation, screen_width, 141680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen width, height); 141780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 141880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 141980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 0 = even field = bottom field 142080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 1 = odd field = top field 142180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 142280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (rotation + mirror * 4) { 142380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0: 142480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180: 142580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 142680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * If the pixel format is YUV or UYVY divide the width 142780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * of the image by 2 for 0 and 180 degree rotation. 142880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 142980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (color_mode == OMAP_DSS_COLOR_YUV2 || 143080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen color_mode == OMAP_DSS_COLOR_UYVY) 143180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen width = width >> 1; 143280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90: 143380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270: 143480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = 0; 143580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 143680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = field_offset * screen_width * ps; 143780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 143880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = 0; 143980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 144080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(1 + (screen_width - width) + 144180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 144280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 144380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(1, ps); 144480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 144580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 144680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0 + 4: 144780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180 + 4: 144880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* If the pixel format is YUV or UYVY divide the width 144980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * of the image by 2 for 0 degree and 180 degree 145080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 145180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (color_mode == OMAP_DSS_COLOR_YUV2 || 145280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen color_mode == OMAP_DSS_COLOR_UYVY) 145380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen width = width >> 1; 145480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90 + 4: 145580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270 + 4: 145680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = 0; 145780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 145880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = field_offset * screen_width * ps; 145980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 146080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = 0; 146180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(1 - (screen_width + width) - 146280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 146380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 146480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(1, ps); 146580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 146680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 146780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 146880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 146980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 147080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 147180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 147280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void calc_dma_rotation_offset(u8 rotation, bool mirror, 147380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 screen_width, 147480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 width, u16 height, 147580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_color_mode color_mode, bool fieldmode, 147680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned int field_offset, 147780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned *offset0, unsigned *offset1, 147880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen s32 *row_inc, s32 *pix_inc) 147980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 148080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u8 ps; 148180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 fbw, fbh; 148280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 148380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FIXME CLUT formats */ 148480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (color_mode) { 148580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT1: 148680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT2: 148780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT4: 148880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_COLOR_CLUT8: 148980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 149080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 149180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 149280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps = color_mode_to_bpp(color_mode) / 8; 149380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 149480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 149580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 149680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("calc_rot(%d): scrw %d, %dx%d\n", rotation, screen_width, 149780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen width, height); 149880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 149980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* width & height are overlay sizes, convert to fb sizes */ 150080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 150180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (rotation == OMAP_DSS_ROT_0 || rotation == OMAP_DSS_ROT_180) { 150280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fbw = width; 150380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fbh = height; 150480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } else { 150580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fbw = height; 150680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fbh = width; 150780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 150880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 150980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 151080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 0 = even field = bottom field 151180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * field 1 = odd field = top field 151280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 151380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (rotation + mirror * 4) { 151480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0: 151580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = 0; 151680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 151780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 + field_offset * screen_width * ps; 151880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 151980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 152080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(1 + (screen_width - fbw) + 152180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 152280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 152380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(1, ps); 152480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 152580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90: 152680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = screen_width * (fbh - 1) * ps; 152780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 152880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 + field_offset * ps; 152980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 153080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 153180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(screen_width * (fbh - 1) + 1 + 153280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? 1 : 0), ps); 153380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(-screen_width, ps); 153480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 153580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180: 153680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = (screen_width * (fbh - 1) + fbw - 1) * ps; 153780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 153880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 - field_offset * screen_width * ps; 153980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 154080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 154180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(-1 - 154280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (screen_width - fbw) - 154380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 154480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 154580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(-1, ps); 154680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 154780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270: 154880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = (fbw - 1) * ps; 154980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 155080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 - field_offset * ps; 155180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 155280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 155380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(-screen_width * (fbh - 1) - 1 - 155480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? 1 : 0), ps); 155580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(screen_width, ps); 155680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 155780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 155880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* mirroring */ 155980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_0 + 4: 156080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = (fbw - 1) * ps; 156180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 156280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 + field_offset * screen_width * ps; 156380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 156480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 156580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(screen_width * 2 - 1 + 156680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 156780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 156880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(-1, ps); 156980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 157080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 157180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_90 + 4: 157280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = 0; 157380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 157480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 + field_offset * ps; 157580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 157680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 157780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(-screen_width * (fbh - 1) + 1 + 157880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? 1 : 0), 157980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 158080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(screen_width, ps); 158180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 158280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 158380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_180 + 4: 158480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = screen_width * (fbh - 1) * ps; 158580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 158680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 - field_offset * screen_width * ps; 158780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 158880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 158980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(1 - screen_width * 2 - 159080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? screen_width : 0), 159180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 159280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(1, ps); 159380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 159480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 159580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_ROT_270 + 4: 159680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset1 = (screen_width * (fbh - 1) + fbw - 1) * ps; 159780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (field_offset) 159880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1 - field_offset * ps; 159980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 160080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *offset0 = *offset1; 160180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *row_inc = pixinc(screen_width * (fbh - 1) - 1 - 160280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (fieldmode ? 1 : 0), 160380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ps); 160480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pix_inc = pixinc(-screen_width, ps); 160580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 160680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 160780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 160880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 160980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 161080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 161180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1612ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalstatic unsigned long calc_fclk_five_taps(enum omap_channel channel, u16 width, 1613ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal u16 height, u16 out_width, u16 out_height, 1614ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal enum omap_color_mode color_mode) 161580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 161680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 fclk = 0; 161780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FIXME venc pclk? */ 1618ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal u64 tmp, pclk = dispc_pclk_rate(channel); 161980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 162080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (height > out_height) { 162180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FIXME get real display PPL */ 162280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned int ppl = 800; 162380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 162480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen tmp = pclk * height * out_width; 162580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen do_div(tmp, 2 * out_height * ppl); 162680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk = tmp; 162780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 16282d9c5597ad1408885fdef5838aa27a8a0ee9e915Ville Syrjälä if (height > 2 * out_height) { 16292d9c5597ad1408885fdef5838aa27a8a0ee9e915Ville Syrjälä if (ppl == out_width) 16302d9c5597ad1408885fdef5838aa27a8a0ee9e915Ville Syrjälä return 0; 16312d9c5597ad1408885fdef5838aa27a8a0ee9e915Ville Syrjälä 163280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen tmp = pclk * (height - 2 * out_height) * out_width; 163380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen do_div(tmp, 2 * out_height * (ppl - out_width)); 163480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk = max(fclk, (u32) tmp); 163580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 163680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 163780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 163880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (width > out_width) { 163980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen tmp = pclk * width; 164080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen do_div(tmp, out_width); 164180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk = max(fclk, (u32) tmp); 164280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 164380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (color_mode == OMAP_DSS_COLOR_RGB24U) 164480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk <<= 1; 164580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 164680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 164780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return fclk; 164880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 164980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1650ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalstatic unsigned long calc_fclk(enum omap_channel channel, u16 width, 1651ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal u16 height, u16 out_width, u16 out_height) 165280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 165380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned int hf, vf; 165480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 165580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 165680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * FIXME how to determine the 'A' factor 165780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * for the no downscaling case ? 165880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 165980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 166080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (width > 3 * out_width) 166180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hf = 4; 166280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (width > 2 * out_width) 166380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hf = 3; 166480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (width > out_width) 166580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hf = 2; 166680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 166780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hf = 1; 166880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 166980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (height > out_height) 167080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vf = 2; 167180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 167280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vf = 1; 167380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 167480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FIXME venc pclk? */ 1675ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal return dispc_pclk_rate(channel) * vf * hf; 167680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 167780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1678e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinenint dispc_setup_plane(enum omap_plane plane, 167980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 paddr, u16 screen_width, 168080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 pos_x, u16 pos_y, 168180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 width, u16 height, 168280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 out_width, u16 out_height, 168380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_color_mode color_mode, 168480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool ilace, 168580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_dss_rotation_type rotation_type, 1686e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen u8 rotation, bool mirror, 168718faa1b68a54ff976dd03bfd9ace2c4ef4f7315cSumit Semwal u8 global_alpha, u8 pre_mult_alpha, 16880d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain enum omap_channel channel, u32 puv_addr) 168980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 169080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen const int maxdownscale = cpu_is_omap34xx() ? 4 : 2; 169180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool five_taps = 0; 169280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool fieldmode = 0; 169380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int cconv = 0; 169480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned offset0, offset1; 169580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen s32 row_inc; 169680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen s32 pix_inc; 169780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 frame_height = height; 169880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned int field_offset = 0; 169980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1700e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen DSSDBG("dispc_setup_plane %d, pa %x, sw %d, %d,%d, %dx%d -> " 1701e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen "%dx%d, ilace %d, cmode %x, rot %d, mir %d chan %d\n", 1702e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen plane, paddr, screen_width, pos_x, pos_y, 1703e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen width, height, 1704e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen out_width, out_height, 1705e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen ilace, color_mode, 1706e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen rotation, mirror, channel); 1707e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen 170880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (paddr == 0) 170980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 171080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 171180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ilace && height == out_height) 171280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fieldmode = 1; 171380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 171480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ilace) { 171580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (fieldmode) 171680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen height /= 2; 171780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen pos_y /= 2; 171880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen out_height /= 2; 171980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 172080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("adjusting for ilace: height %d, pos_y %d, " 172180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen "out_height %d\n", 172280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen height, pos_y, out_height); 172380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 172480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 17258dad2ab6727f4dd9fdef06b890d736d7c6d1a725Archit Taneja if (!dss_feat_color_mode_supported(plane, color_mode)) 17268dad2ab6727f4dd9fdef06b890d736d7c6d1a725Archit Taneja return -EINVAL; 17278dad2ab6727f4dd9fdef06b890d736d7c6d1a725Archit Taneja 172880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (plane == OMAP_DSS_GFX) { 172980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (width != out_width || height != out_height) 173080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 173180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } else { 173280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* video plane */ 173380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 173480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long fclk = 0; 173580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 173680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (out_width < width / maxdownscale || 173780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen out_width > width * 8) 173880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 173980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 174080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (out_height < height / maxdownscale || 174180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen out_height > height * 8) 174280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 174380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 17448dad2ab6727f4dd9fdef06b890d736d7c6d1a725Archit Taneja if (color_mode == OMAP_DSS_COLOR_YUV2 || 17450d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain color_mode == OMAP_DSS_COLOR_UYVY || 17460d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain color_mode == OMAP_DSS_COLOR_NV12) 174780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cconv = 1; 174880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 174980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* Must use 5-tap filter? */ 175080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen five_taps = height > out_height * 2; 175180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 175280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!five_taps) { 175318faa1b68a54ff976dd03bfd9ace2c4ef4f7315cSumit Semwal fclk = calc_fclk(channel, width, height, out_width, 175418faa1b68a54ff976dd03bfd9ace2c4ef4f7315cSumit Semwal out_height); 175580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 175680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* Try 5-tap filter if 3-tap fclk is too high */ 175780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cpu_is_omap34xx() && height > out_height && 175880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk > dispc_fclk_rate()) 175980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen five_taps = true; 176080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 176180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 176280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (width > (2048 >> five_taps)) { 176380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to set up scaling, fclk too low\n"); 176480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 176580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 176680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 176780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (five_taps) 176818faa1b68a54ff976dd03bfd9ace2c4ef4f7315cSumit Semwal fclk = calc_fclk_five_taps(channel, width, height, 176918faa1b68a54ff976dd03bfd9ace2c4ef4f7315cSumit Semwal out_width, out_height, color_mode); 177080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 177180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("required fclk rate = %lu Hz\n", fclk); 177280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("current fclk rate = %lu Hz\n", dispc_fclk_rate()); 177380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 17742d9c5597ad1408885fdef5838aa27a8a0ee9e915Ville Syrjälä if (!fclk || fclk > dispc_fclk_rate()) { 177580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to set up scaling, " 177680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen "required fclk rate = %lu Hz, " 177780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen "current fclk rate = %lu Hz\n", 177880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fclk, dispc_fclk_rate()); 177980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 178080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 178180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 178280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 178380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ilace && !fieldmode) { 178480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* 178580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * when downscaling the bottom field may have to start several 178680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * source lines below the top field. Unfortunately ACCUI 178780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * registers will only hold the fractional part of the offset 178880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * so the integer part must be added to the base address of the 178980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * bottom field. 179080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen */ 179180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!height || height == out_height) 179280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen field_offset = 0; 179380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 179480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen field_offset = height / out_height / 2; 179580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 179680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 179780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* Fields are independent but interleaved in memory. */ 179880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (fieldmode) 179980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen field_offset = 1; 180080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 180180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (rotation_type == OMAP_DSS_ROT_DMA) 180280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen calc_dma_rotation_offset(rotation, mirror, 180380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen screen_width, width, frame_height, color_mode, 180480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fieldmode, field_offset, 180580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen &offset0, &offset1, &row_inc, &pix_inc); 180680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 180780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen calc_vrfb_rotation_offset(rotation, mirror, 180880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen screen_width, width, frame_height, color_mode, 180980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fieldmode, field_offset, 181080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen &offset0, &offset1, &row_inc, &pix_inc); 181180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 181280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("offset0 %u, offset1 %u, row_inc %d, pix_inc %d\n", 181380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen offset0, offset1, row_inc, pix_inc); 181480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 181580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_color_mode(plane, color_mode); 181680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 181780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_plane_ba0(plane, paddr + offset0); 181880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_plane_ba1(plane, paddr + offset1); 181980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 18200d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain if (OMAP_DSS_COLOR_NV12 == color_mode) { 18210d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_plane_ba0_uv(plane, puv_addr + offset0); 18220d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain _dispc_set_plane_ba1_uv(plane, puv_addr + offset1); 18230d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain } 18240d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 18250d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain 182680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_row_inc(plane, row_inc); 182780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_pix_inc(plane, pix_inc); 182880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 182980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("%d,%d %dx%d -> %dx%d\n", pos_x, pos_y, width, height, 183080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen out_width, out_height); 183180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 183280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_plane_pos(plane, pos_x, pos_y); 183380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 183480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_pic_size(plane, width, height); 183580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 183680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (plane != OMAP_DSS_GFX) { 183780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_scaling(plane, width, height, 183880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen out_width, out_height, 18390d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain ilace, five_taps, fieldmode, 18400d66cbb53eca4ab3db85d9189d5a85c9fac49b84Amber Jain color_mode, rotation); 184180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_vid_size(plane, out_width, out_height); 184280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_vid_color_conv(plane, cconv); 184380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 184480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 184580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_set_rotation_attrs(plane, rotation, mirror, color_mode); 184680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1847fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N _dispc_set_pre_mult_alpha(plane, pre_mult_alpha); 1848fd28a39071cee34ec59021f620f6dfca5f89ac9bRajkumar N _dispc_setup_global_alpha(plane, global_alpha); 184980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 18508fa8031c542986746ed4dfbd1eb52358bc86000bTomi Valkeinen dispc_set_channel_out(plane, channel); 18518fa8031c542986746ed4dfbd1eb52358bc86000bTomi Valkeinen 185280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 185380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 185480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1855e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinenint dispc_enable_plane(enum omap_plane plane, bool enable) 185680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 1857e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen DSSDBG("dispc_enable_plane %d, %d\n", plane, enable); 1858e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen 18599b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), enable ? 1 : 0, 0, 0); 1860e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen 1861e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen return 0; 186280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 186380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 186480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void dispc_disable_isr(void *data, u32 mask) 186580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 186680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct completion *compl = data; 186780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen complete(compl); 186880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 186980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 18702a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwalstatic void _enable_lcd_out(enum omap_channel channel, bool enable) 187180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 18722a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 18732a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL2, enable ? 1 : 0, 0, 0); 18742a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 18752a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 0, 0); 187680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 187780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 18782a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwalstatic void dispc_enable_lcd_out(enum omap_channel channel, bool enable) 187980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 188080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct completion frame_done_completion; 188180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool is_on; 188280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int r; 18832a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal u32 irq; 188480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 188580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* When we disable LCD output, we need to wait until frame is done. 188680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * Otherwise the DSS is still working, and turning off the clocks 188780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * prevents DSS from going to OFF mode */ 18882a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal is_on = channel == OMAP_DSS_CHANNEL_LCD2 ? 18892a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_GET(DISPC_CONTROL2, 0, 0) : 18902a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_GET(DISPC_CONTROL, 0, 0); 18912a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 18922a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal irq = channel == OMAP_DSS_CHANNEL_LCD2 ? DISPC_IRQ_FRAMEDONE2 : 18932a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal DISPC_IRQ_FRAMEDONE; 189480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 189580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!enable && is_on) { 189680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen init_completion(&frame_done_completion); 189780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 189880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_register_isr(dispc_disable_isr, 18992a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal &frame_done_completion, irq); 190080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 190180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 190280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to register FRAMEDONE isr\n"); 190380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 190480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 19052a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal _enable_lcd_out(channel, enable); 190680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 190780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!enable && is_on) { 190880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!wait_for_completion_timeout(&frame_done_completion, 190980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen msecs_to_jiffies(100))) 191080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("timeout waiting for FRAME DONE\n"); 191180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 191280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_unregister_isr(dispc_disable_isr, 19132a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal &frame_done_completion, irq); 191480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 191580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 191680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to unregister FRAMEDONE isr\n"); 191780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 191880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 191980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 192080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _enable_digit_out(bool enable) 192180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 192280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 1, 1); 192380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 192480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1925a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinenstatic void dispc_enable_digit_out(bool enable) 192680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 192780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct completion frame_done_completion; 192880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int r; 192980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1930e6d80f950a77ca48eada6457a290dc5471e1dd73Tomi Valkeinen if (REG_GET(DISPC_CONTROL, 1, 1) == enable) 193180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 193280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 193380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (enable) { 193480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 193580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* When we enable digit output, we'll get an extra digit 193680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * sync lost interrupt, that we need to ignore */ 193780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 193880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.irq_error_mask &= ~DISPC_IRQ_SYNC_LOST_DIGIT; 193980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 194080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 194180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 194280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 194380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* When we disable digit output, we need to wait until fields are done. 194480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * Otherwise the DSS is still working, and turning off the clocks 194580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * prevents DSS from going to OFF mode. And when enabling, we need to 194680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * wait for the extra sync losts */ 194780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen init_completion(&frame_done_completion); 194880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 194980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_register_isr(dispc_disable_isr, &frame_done_completion, 195080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD); 195180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 195280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to register EVSYNC isr\n"); 195380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 195480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _enable_digit_out(enable); 195580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 195680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* XXX I understand from TRM that we should only wait for the 195780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * current field to complete. But it seems we have to wait 195880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * for both fields */ 195980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!wait_for_completion_timeout(&frame_done_completion, 196080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen msecs_to_jiffies(100))) 196180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("timeout waiting for EVSYNC\n"); 196280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 196380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!wait_for_completion_timeout(&frame_done_completion, 196480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen msecs_to_jiffies(100))) 196580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("timeout waiting for EVSYNC\n"); 196680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 196780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_unregister_isr(dispc_disable_isr, 196880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen &frame_done_completion, 196980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD); 197080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 197180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("failed to unregister EVSYNC isr\n"); 197280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 197380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (enable) { 197480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 197580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 197680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.irq_error_mask = DISPC_IRQ_MASK_ERROR; 19772a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) 19782a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc.irq_error_mask |= DISPC_IRQ_SYNC_LOST2; 197980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT); 198080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 198180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 198280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 198380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 198480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 1985a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinenbool dispc_is_channel_enabled(enum omap_channel channel) 1986a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen{ 1987a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen if (channel == OMAP_DSS_CHANNEL_LCD) 1988a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen return !!REG_GET(DISPC_CONTROL, 0, 0); 1989a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen else if (channel == OMAP_DSS_CHANNEL_DIGIT) 1990a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen return !!REG_GET(DISPC_CONTROL, 1, 1); 19912a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (channel == OMAP_DSS_CHANNEL_LCD2) 19922a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal return !!REG_GET(DISPC_CONTROL2, 0, 0); 1993a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen else 1994a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen BUG(); 1995a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen} 1996a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen 1997a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinenvoid dispc_enable_channel(enum omap_channel channel, bool enable) 1998a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen{ 19992a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD || 20002a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel == OMAP_DSS_CHANNEL_LCD2) 20012a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_enable_lcd_out(channel, enable); 2002a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen else if (channel == OMAP_DSS_CHANNEL_DIGIT) 2003a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen dispc_enable_digit_out(enable); 2004a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen else 2005a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen BUG(); 2006a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen} 2007a2faee84f6d8e35150d60514c6638d223509fa13Tomi Valkeinen 200880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_lcd_enable_signal_polarity(bool act_high) 200980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 20106ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja if (!dss_has_feature(FEAT_LCDENABLEPOL)) 20116ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja return; 20126ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja 201380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONTROL, act_high ? 1 : 0, 29, 29); 201480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 201580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 201680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_lcd_enable_signal(bool enable) 201780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 20186ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja if (!dss_has_feature(FEAT_LCDENABLESIGNAL)) 20196ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja return; 20206ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja 202180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 28, 28); 202280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 202380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 202480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_pck_free_enable(bool enable) 202580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 20266ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja if (!dss_has_feature(FEAT_PCKFREEENABLE)) 20276ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja return; 20286ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja 202980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 27, 27); 203080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 203180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 203264ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_enable_fifohandcheck(enum omap_channel channel, bool enable) 203380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 20342a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 20352a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONFIG2, enable ? 1 : 0, 16, 16); 20362a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 20372a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONFIG, enable ? 1 : 0, 16, 16); 203880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 203980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 204080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 204164ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_set_lcd_display_type(enum omap_channel channel, 204264ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal enum omap_lcd_display_type type) 204380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 204480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int mode; 204580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 204680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (type) { 204780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_LCD_DISPLAY_STN: 204880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mode = 0; 204980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 205080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 205180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_LCD_DISPLAY_TFT: 205280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mode = 1; 205380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 205480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 205580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 205680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 205780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 205880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 205980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 20602a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 20612a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL2, mode, 3, 3); 20622a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 20632a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL, mode, 3, 3); 206480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 206580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 206680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_set_loadmode(enum omap_dss_load_mode mode) 206780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 206880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, mode, 2, 1); 206980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 207080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 207180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 207280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_set_default_color(enum omap_channel channel, u32 color) 207380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 20748613b0005d315582a988bbeb2249d69df343eb3aSumit Semwal dispc_write_reg(DISPC_DEFAULT_COLOR(channel), color); 207580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 207680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 207780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenu32 dispc_get_default_color(enum omap_channel channel) 207880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 207980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 208080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 208180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON(channel != OMAP_DSS_CHANNEL_DIGIT && 20822a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel != OMAP_DSS_CHANNEL_LCD && 20832a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal channel != OMAP_DSS_CHANNEL_LCD2); 208480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 20858613b0005d315582a988bbeb2249d69df343eb3aSumit Semwal l = dispc_read_reg(DISPC_DEFAULT_COLOR(channel)); 208680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 208780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return l; 208880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 208980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 209080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_set_trans_key(enum omap_channel ch, 209180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_dss_trans_key_type type, 209280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 trans_key) 209380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 209480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 209580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, type, 11, 11); 20962a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_DIGIT) 209780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, type, 13, 13); 20982a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else /* OMAP_DSS_CHANNEL_LCD2 */ 20992a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONFIG2, type, 11, 11); 210080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 21018613b0005d315582a988bbeb2249d69df343eb3aSumit Semwal dispc_write_reg(DISPC_TRANS_COLOR(ch), trans_key); 210280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 210380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 210480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_get_trans_key(enum omap_channel ch, 210580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enum omap_dss_trans_key_type *type, 210680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 *trans_key) 210780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 210880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (type) { 210980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 211080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *type = REG_GET(DISPC_CONFIG, 11, 11); 211180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (ch == OMAP_DSS_CHANNEL_DIGIT) 211280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *type = REG_GET(DISPC_CONFIG, 13, 13); 21132a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_LCD2) 21142a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal *type = REG_GET(DISPC_CONFIG2, 11, 11); 211580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 211680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 211780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 211880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 211980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (trans_key) 21208613b0005d315582a988bbeb2249d69df343eb3aSumit Semwal *trans_key = dispc_read_reg(DISPC_TRANS_COLOR(ch)); 212180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 212280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 212380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_enable_trans_key(enum omap_channel ch, bool enable) 212480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 212580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 212680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, enable, 10, 10); 21272a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_DIGIT) 212880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, enable, 12, 12); 21292a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else /* OMAP_DSS_CHANNEL_LCD2 */ 21302a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONFIG2, enable, 10, 10); 213180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 213280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_enable_alpha_blending(enum omap_channel ch, bool enable) 213380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 2134a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja if (!dss_has_feature(FEAT_GLOBAL_ALPHA)) 213580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 213680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 213780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 213880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, enable, 18, 18); 21392a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_DIGIT) 214080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_CONFIG, enable, 19, 19); 21412a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else /* OMAP_DSS_CHANNEL_LCD2 */ 21422a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONFIG2, enable, 18, 18); 214380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 214480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenbool dispc_alpha_blending_enabled(enum omap_channel ch) 214580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 214680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool enabled; 214780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2148a0acb5574b01f1a82dc5d863b4d89d84397aeafaArchit Taneja if (!dss_has_feature(FEAT_GLOBAL_ALPHA)) 214980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return false; 215080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 215180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 215280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enabled = REG_GET(DISPC_CONFIG, 18, 18); 215380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (ch == OMAP_DSS_CHANNEL_DIGIT) 2154712247a6811530acdd604fa21574ccf1f2d80838Archit Taneja enabled = REG_GET(DISPC_CONFIG, 19, 19); 21552a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_LCD2) 21562a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal enabled = REG_GET(DISPC_CONFIG2, 18, 18); 215780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 215880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 215980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 216080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return enabled; 216180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 216280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 216380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 216480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenbool dispc_trans_key_enabled(enum omap_channel ch) 216580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 216680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen bool enabled; 216780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 216880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ch == OMAP_DSS_CHANNEL_LCD) 216980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enabled = REG_GET(DISPC_CONFIG, 10, 10); 217080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else if (ch == OMAP_DSS_CHANNEL_DIGIT) 217180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen enabled = REG_GET(DISPC_CONFIG, 12, 12); 21722a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else if (ch == OMAP_DSS_CHANNEL_LCD2) 21732a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal enabled = REG_GET(DISPC_CONFIG2, 10, 10); 217480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen else 217580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 217680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 217780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return enabled; 217880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 217980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 218080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 218164ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_set_tft_data_lines(enum omap_channel channel, u8 data_lines) 218280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 218380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int code; 218480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 218580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (data_lines) { 218680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case 12: 218780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen code = 0; 218880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 218980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case 16: 219080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen code = 1; 219180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 219280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case 18: 219380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen code = 2; 219480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 219580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case 24: 219680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen code = 3; 219780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 219880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 219980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 220080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 220180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 220280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 22032a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) 22042a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL2, code, 9, 8); 22052a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal else 22062a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal REG_FLD_MOD(DISPC_CONTROL, code, 9, 8); 220780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 220880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 220964ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_set_parallel_interface_mode(enum omap_channel channel, 221064ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal enum omap_parallel_interface_mode mode) 221180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 221280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 221380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int stallmode; 221480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int gpout0 = 1; 221580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int gpout1; 221680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 221780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen switch (mode) { 221880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_PARALLELMODE_BYPASS: 221980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen stallmode = 0; 222080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen gpout1 = 1; 222180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 222280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 222380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_PARALLELMODE_RFBI: 222480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen stallmode = 1; 222580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen gpout1 = 0; 222680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 222780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 222880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen case OMAP_DSS_PARALLELMODE_DSI: 222980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen stallmode = 1; 223080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen gpout1 = 1; 223180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 223280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 223380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen default: 223480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 223580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 223680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 223780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 22382a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (channel == OMAP_DSS_CHANNEL_LCD2) { 22392a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal l = dispc_read_reg(DISPC_CONTROL2); 22402a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal l = FLD_MOD(l, stallmode, 11, 11); 22412a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_write_reg(DISPC_CONTROL2, l); 22422a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } else { 22432a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal l = dispc_read_reg(DISPC_CONTROL); 22442a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal l = FLD_MOD(l, stallmode, 11, 11); 224564ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal l = FLD_MOD(l, gpout0, 15, 15); 224664ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal l = FLD_MOD(l, gpout1, 16, 16); 22472a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_write_reg(DISPC_CONTROL, l); 224864ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal } 224980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 225080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 225180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic bool _dispc_lcd_timings_ok(int hsw, int hfp, int hbp, 225280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int vsw, int vfp, int vbp) 225380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 225480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cpu_is_omap24xx() || omap_rev() < OMAP3430_REV_ES3_0) { 225580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (hsw < 1 || hsw > 64 || 225680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hfp < 1 || hfp > 256 || 225780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hbp < 1 || hbp > 256 || 225880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vsw < 1 || vsw > 64 || 225980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vfp < 0 || vfp > 255 || 226080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vbp < 0 || vbp > 255) 226180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return false; 226280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } else { 226380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (hsw < 1 || hsw > 256 || 226480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hfp < 1 || hfp > 4096 || 226580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen hbp < 1 || hbp > 4096 || 226680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vsw < 1 || vsw > 256 || 226780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vfp < 0 || vfp > 4095 || 226880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vbp < 0 || vbp > 4095) 226980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return false; 227080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 227180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 227280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return true; 227380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 227480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 227580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenbool dispc_lcd_timings_ok(struct omap_video_timings *timings) 227680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 227780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return _dispc_lcd_timings_ok(timings->hsw, timings->hfp, 227880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->hbp, timings->vsw, 227980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->vfp, timings->vbp); 228080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 228180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 228264ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalstatic void _dispc_set_lcd_timings(enum omap_channel channel, int hsw, 228364ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal int hfp, int hbp, int vsw, int vfp, int vbp) 228480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 228580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 timing_h, timing_v; 228680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 228780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cpu_is_omap24xx() || omap_rev() < OMAP3430_REV_ES3_0) { 228880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timing_h = FLD_VAL(hsw-1, 5, 0) | FLD_VAL(hfp-1, 15, 8) | 228980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_VAL(hbp-1, 27, 20); 229080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 229180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timing_v = FLD_VAL(vsw-1, 5, 0) | FLD_VAL(vfp, 15, 8) | 229280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_VAL(vbp, 27, 20); 229380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } else { 229480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timing_h = FLD_VAL(hsw-1, 7, 0) | FLD_VAL(hfp-1, 19, 8) | 229580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_VAL(hbp-1, 31, 20); 229680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 229780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timing_v = FLD_VAL(vsw-1, 7, 0) | FLD_VAL(vfp, 19, 8) | 229880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_VAL(vbp, 31, 20); 229980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 230080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 230164ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal dispc_write_reg(DISPC_TIMING_H(channel), timing_h); 230264ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal dispc_write_reg(DISPC_TIMING_V(channel), timing_v); 230380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 230480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 230580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* change name to mode? */ 230664ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwalvoid dispc_set_lcd_timings(enum omap_channel channel, 230764ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal struct omap_video_timings *timings) 230880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 230980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned xtot, ytot; 231080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long ht, vt; 231180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 231280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!_dispc_lcd_timings_ok(timings->hsw, timings->hfp, 231380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->hbp, timings->vsw, 231480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->vfp, timings->vbp)) 231580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG(); 231680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 231764ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal _dispc_set_lcd_timings(channel, timings->hsw, timings->hfp, 231864ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal timings->hbp, timings->vsw, timings->vfp, 231964ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal timings->vbp); 232080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 232164ba4f748a005a44c03c98e082d8ee157f4ee66fSumit Semwal dispc_set_lcd_size(channel, timings->x_res, timings->y_res); 232280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 232380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen xtot = timings->x_res + timings->hfp + timings->hsw + timings->hbp; 232480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ytot = timings->y_res + timings->vfp + timings->vsw + timings->vbp; 232580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 232680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ht = (timings->pixel_clock * 1000) / xtot; 232780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen vt = (timings->pixel_clock * 1000) / xtot / ytot; 232880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 23292a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal DSSDBG("channel %d xres %u yres %u\n", channel, timings->x_res, 23302a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal timings->y_res); 233180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("pck %u\n", timings->pixel_clock); 233280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("hsw %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", 233380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->hsw, timings->hfp, timings->hbp, 233480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timings->vsw, timings->vfp, timings->vbp); 233580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 233680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); 233780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 233880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2339ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalstatic void dispc_set_lcd_divisor(enum omap_channel channel, u16 lck_div, 2340ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal u16 pck_div) 234180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 234280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON(lck_div < 1); 234380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen BUG_ON(pck_div < 2); 234480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2345ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer dispc_write_reg(DISPC_DIVISORo(channel), 234680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen FLD_VAL(lck_div, 23, 16) | FLD_VAL(pck_div, 7, 0)); 234780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 234880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 23492a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwalstatic void dispc_get_lcd_divisor(enum omap_channel channel, int *lck_div, 23502a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal int *pck_div) 235180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 235280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 2353ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer l = dispc_read_reg(DISPC_DIVISORo(channel)); 235480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *lck_div = FLD_GET(l, 23, 16); 235580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen *pck_div = FLD_GET(l, 7, 0); 235680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 235780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 235880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenunsigned long dispc_fclk_rate(void) 235980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 2360a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja struct platform_device *dsidev; 236180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long r = 0; 236280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 236366534e8e936a0b926863df90054dc59826d70528Archit Taneja switch (dss_get_dispc_clk_source()) { 236489a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja case OMAP_DSS_CLK_SRC_FCK: 23654fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = clk_get_rate(dispc.dss_clk); 236666534e8e936a0b926863df90054dc59826d70528Archit Taneja break; 236789a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC: 2368a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja dsidev = dsi_get_dsidev_from_id(0); 2369a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja r = dsi_get_pll_hsdiv_dispc_rate(dsidev); 237066534e8e936a0b926863df90054dc59826d70528Archit Taneja break; 23715a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC: 23725a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja dsidev = dsi_get_dsidev_from_id(1); 23735a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja r = dsi_get_pll_hsdiv_dispc_rate(dsidev); 23745a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja break; 237566534e8e936a0b926863df90054dc59826d70528Archit Taneja default: 237666534e8e936a0b926863df90054dc59826d70528Archit Taneja BUG(); 237766534e8e936a0b926863df90054dc59826d70528Archit Taneja } 237866534e8e936a0b926863df90054dc59826d70528Archit Taneja 237980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return r; 238080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 238180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2382ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalunsigned long dispc_lclk_rate(enum omap_channel channel) 238380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 2384a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja struct platform_device *dsidev; 238580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int lcd; 238680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long r; 238780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 238880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2389ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer l = dispc_read_reg(DISPC_DIVISORo(channel)); 239080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 239180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen lcd = FLD_GET(l, 23, 16); 239280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2393ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja switch (dss_get_lcd_clk_source(channel)) { 239489a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja case OMAP_DSS_CLK_SRC_FCK: 23954fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = clk_get_rate(dispc.dss_clk); 2396ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja break; 239789a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC: 2398a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja dsidev = dsi_get_dsidev_from_id(0); 2399a72b64b99918ee801a3a6abf5391e356752bcad0Archit Taneja r = dsi_get_pll_hsdiv_dispc_rate(dsidev); 2400ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja break; 24015a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC: 24025a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja dsidev = dsi_get_dsidev_from_id(1); 24035a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja r = dsi_get_pll_hsdiv_dispc_rate(dsidev); 24045a8b572d832772722c3b3b7578e7fb968560fcf3Archit Taneja break; 2405ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja default: 2406ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja BUG(); 2407ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja } 240880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 240980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return r / lcd; 241080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 241180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2412ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalunsigned long dispc_pclk_rate(enum omap_channel channel) 241380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 2414ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja int pcd; 241580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long r; 241680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 241780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2418ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer l = dispc_read_reg(DISPC_DIVISORo(channel)); 241980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 242080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen pcd = FLD_GET(l, 7, 0); 242180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2422ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja r = dispc_lclk_rate(channel); 242380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2424ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja return r / pcd; 242580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 242680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 242780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_dump_clocks(struct seq_file *s) 242880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 242980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int lcd, pcd; 24300cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer u32 l; 243189a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja enum omap_dss_clk_source dispc_clk_src = dss_get_dispc_clk_source(); 243289a35e5170fc579e4fc3a1f3444c5dc1aa36904dArchit Taneja enum omap_dss_clk_source lcd_clk_src; 243380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 24344fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen if (dispc_runtime_get()) 24354fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return; 243680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 243780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen seq_printf(s, "- DISPC -\n"); 243880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2439067a57e48e302863eb2d5ac0900ae9ae65dbc8c3Archit Taneja seq_printf(s, "dispc fclk source = %s (%s)\n", 2440067a57e48e302863eb2d5ac0900ae9ae65dbc8c3Archit Taneja dss_get_generic_clk_source_name(dispc_clk_src), 2441067a57e48e302863eb2d5ac0900ae9ae65dbc8c3Archit Taneja dss_feat_get_clk_source_name(dispc_clk_src)); 244280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 244380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen seq_printf(s, "fck\t\t%-16lu\n", dispc_fclk_rate()); 24442a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 24450cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer if (dss_has_feature(FEAT_CORE_CLK_DIV)) { 24460cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer seq_printf(s, "- DISPC-CORE-CLK -\n"); 24470cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer l = dispc_read_reg(DISPC_DIVISOR); 24480cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer lcd = FLD_GET(l, 23, 16); 24490cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer 24500cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer seq_printf(s, "lck\t\t%-16lulck div\t%u\n", 24510cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer (dispc_fclk_rate()/lcd), lcd); 24520cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer } 24532a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal seq_printf(s, "- LCD1 -\n"); 24542a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 2455ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja lcd_clk_src = dss_get_lcd_clk_source(OMAP_DSS_CHANNEL_LCD); 2456ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja 2457ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja seq_printf(s, "lcd1_clk source = %s (%s)\n", 2458ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja dss_get_generic_clk_source_name(lcd_clk_src), 2459ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja dss_feat_get_clk_source_name(lcd_clk_src)); 2460ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja 24612a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_get_lcd_divisor(OMAP_DSS_CHANNEL_LCD, &lcd, &pcd); 24622a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 2463ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal seq_printf(s, "lck\t\t%-16lulck div\t%u\n", 2464ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal dispc_lclk_rate(OMAP_DSS_CHANNEL_LCD), lcd); 2465ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal seq_printf(s, "pck\t\t%-16lupck div\t%u\n", 2466ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal dispc_pclk_rate(OMAP_DSS_CHANNEL_LCD), pcd); 24672a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) { 24682a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal seq_printf(s, "- LCD2 -\n"); 24692a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 2470ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja lcd_clk_src = dss_get_lcd_clk_source(OMAP_DSS_CHANNEL_LCD2); 2471ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja 2472ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja seq_printf(s, "lcd2_clk source = %s (%s)\n", 2473ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja dss_get_generic_clk_source_name(lcd_clk_src), 2474ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja dss_feat_get_clk_source_name(lcd_clk_src)); 2475ea75159ee6f00bd809f57a58e5505dc362382cc8Archit Taneja 24762a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_get_lcd_divisor(OMAP_DSS_CHANNEL_LCD2, &lcd, &pcd); 247780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 24782a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal seq_printf(s, "lck\t\t%-16lulck div\t%u\n", 24792a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_lclk_rate(OMAP_DSS_CHANNEL_LCD2), lcd); 24802a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal seq_printf(s, "pck\t\t%-16lupck div\t%u\n", 24812a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc_pclk_rate(OMAP_DSS_CHANNEL_LCD2), pcd); 24822a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 24834fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 24844fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dispc_runtime_put(); 248580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 248680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2487dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS 2488dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinenvoid dispc_dump_irqs(struct seq_file *s) 2489dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen{ 2490dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen unsigned long flags; 2491dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen struct dispc_irq_stats stats; 2492dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2493dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen spin_lock_irqsave(&dispc.irq_stats_lock, flags); 2494dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2495dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen stats = dispc.irq_stats; 2496dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen memset(&dispc.irq_stats, 0, sizeof(dispc.irq_stats)); 2497dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen dispc.irq_stats.last_reset = jiffies; 2498dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2499dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen spin_unlock_irqrestore(&dispc.irq_stats_lock, flags); 2500dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2501dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen seq_printf(s, "period %u ms\n", 2502dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen jiffies_to_msecs(jiffies - stats.last_reset)); 2503dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2504dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen seq_printf(s, "irqs %d\n", stats.irq_count); 2505dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#define PIS(x) \ 2506dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen seq_printf(s, "%-20s %10d\n", #x, stats.irqs[ffs(DISPC_IRQ_##x)-1]); 2507dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 2508dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(FRAMEDONE); 2509dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(VSYNC); 2510dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(EVSYNC_EVEN); 2511dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(EVSYNC_ODD); 2512dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(ACBIAS_COUNT_STAT); 2513dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(PROG_LINE_NUM); 2514dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(GFX_FIFO_UNDERFLOW); 2515dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(GFX_END_WIN); 2516dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(PAL_GAMMA_MASK); 2517dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(OCP_ERR); 2518dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(VID1_FIFO_UNDERFLOW); 2519dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(VID1_END_WIN); 2520dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(VID2_FIFO_UNDERFLOW); 2521dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(VID2_END_WIN); 2522dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(SYNC_LOST); 2523dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(SYNC_LOST_DIGIT); 2524dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen PIS(WAKEUP); 25252a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) { 25262a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal PIS(FRAMEDONE2); 25272a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal PIS(VSYNC2); 25282a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal PIS(ACBIAS_COUNT_STAT2); 25292a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal PIS(SYNC_LOST2); 25302a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 2531dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#undef PIS 2532dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen} 2533dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#endif 2534dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 253580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_dump_regs(struct seq_file *s) 253680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 25374dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja int i, j; 25384dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja const char *mgr_names[] = { 25394dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_CHANNEL_LCD] = "LCD", 25404dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_CHANNEL_DIGIT] = "TV", 25414dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_CHANNEL_LCD2] = "LCD2", 25424dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja }; 25434dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja const char *ovl_names[] = { 25444dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_GFX] = "GFX", 25454dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_VIDEO1] = "VID1", 25464dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja [OMAP_DSS_VIDEO2] = "VID2", 25474dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja }; 25484dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja const char **p_names; 25494dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 25509b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja#define DUMPREG(r) seq_printf(s, "%-50s %08x\n", #r, dispc_read_reg(r)) 255180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 25524fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen if (dispc_runtime_get()) 25534fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return; 255480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 25555010be80127eedfd1237627810d9f75e02036111Archit Taneja /* DISPC common registers */ 255680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_REVISION); 255780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_SYSCONFIG); 255880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_SYSSTATUS); 255980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_IRQSTATUS); 256080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_IRQENABLE); 256180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_CONTROL); 256280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_CONFIG); 256380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_CAPABLE); 256480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_LINE_STATUS); 256580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DUMPREG(DISPC_LINE_NUMBER); 2566332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_GLOBAL_ALPHA)) 2567332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen DUMPREG(DISPC_GLOBAL_ALPHA); 25682a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) { 25692a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal DUMPREG(DISPC_CONTROL2); 25702a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal DUMPREG(DISPC_CONFIG2); 25715010be80127eedfd1237627810d9f75e02036111Archit Taneja } 25725010be80127eedfd1237627810d9f75e02036111Archit Taneja 25735010be80127eedfd1237627810d9f75e02036111Archit Taneja#undef DUMPREG 25745010be80127eedfd1237627810d9f75e02036111Archit Taneja 25755010be80127eedfd1237627810d9f75e02036111Archit Taneja#define DISPC_REG(i, name) name(i) 25764dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja#define DUMPREG(i, r) seq_printf(s, "%s(%s)%*s %08x\n", #r, p_names[i], \ 25774dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 48 - strlen(#r) - strlen(p_names[i]), " ", \ 25785010be80127eedfd1237627810d9f75e02036111Archit Taneja dispc_read_reg(DISPC_REG(i, r))) 25795010be80127eedfd1237627810d9f75e02036111Archit Taneja 25804dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja p_names = mgr_names; 25815010be80127eedfd1237627810d9f75e02036111Archit Taneja 25824dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja /* DISPC channel specific registers */ 25834dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (i = 0; i < dss_feat_get_num_mgrs(); i++) { 25844dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DEFAULT_COLOR); 25854dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_TRANS_COLOR); 25864dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_SIZE_MGR); 258780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 25884dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (i == OMAP_DSS_CHANNEL_DIGIT) 25894dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja continue; 25905010be80127eedfd1237627810d9f75e02036111Archit Taneja 25914dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DEFAULT_COLOR); 25924dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_TRANS_COLOR); 25934dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_TIMING_H); 25944dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_TIMING_V); 25954dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_POL_FREQ); 25964dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DIVISORo); 25974dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_SIZE_MGR); 25985010be80127eedfd1237627810d9f75e02036111Archit Taneja 25994dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DATA_CYCLE1); 26004dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DATA_CYCLE2); 26014dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_DATA_CYCLE3); 26022a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 2603332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen if (dss_has_feature(FEAT_CPR)) { 26044dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_CPR_COEF_R); 26054dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_CPR_COEF_G); 26064dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_CPR_COEF_B); 2607332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen } 26082a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 260980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 26104dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja p_names = ovl_names; 26114dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26124dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (i = 0; i < dss_feat_get_num_ovls(); i++) { 26134dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_BA0); 26144dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_BA1); 26154dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_POSITION); 26164dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_SIZE); 26174dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ATTRIBUTES); 26184dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIFO_THRESHOLD); 26194dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIFO_SIZE_STATUS); 26204dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ROW_INC); 26214dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_PIXEL_INC); 26224dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_PRELOAD)) 26234dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_PRELOAD); 26244dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26254dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (i == OMAP_DSS_GFX) { 26264dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_WINDOW_SKIP); 26274dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_TABLE_BA); 26284dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja continue; 26294dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja } 26304dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26314dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR); 26324dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_PICTURE_SIZE); 26334dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ACCU0); 26344dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ACCU1); 26354dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) { 26364dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_BA0_UV); 26374dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_BA1_UV); 26384dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR2); 26394dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ACCU2_0); 26404dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ACCU2_1); 26414dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja } 26424dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_ATTR2)) 26434dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_ATTRIBUTES2); 26444dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_PRELOAD)) 26454dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_PRELOAD); 2646ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain } 26475010be80127eedfd1237627810d9f75e02036111Archit Taneja 26485010be80127eedfd1237627810d9f75e02036111Archit Taneja#undef DISPC_REG 26495010be80127eedfd1237627810d9f75e02036111Archit Taneja#undef DUMPREG 26505010be80127eedfd1237627810d9f75e02036111Archit Taneja 26515010be80127eedfd1237627810d9f75e02036111Archit Taneja#define DISPC_REG(plane, name, i) name(plane, i) 26525010be80127eedfd1237627810d9f75e02036111Archit Taneja#define DUMPREG(plane, name, i) \ 26534dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja seq_printf(s, "%s_%d(%s)%*s %08x\n", #name, i, p_names[plane], \ 26544dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 46 - strlen(#name) - strlen(p_names[plane]), " ", \ 26555010be80127eedfd1237627810d9f75e02036111Archit Taneja dispc_read_reg(DISPC_REG(plane, name, i))) 26565010be80127eedfd1237627810d9f75e02036111Archit Taneja 26574dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja /* Video pipeline coefficient registers */ 2658332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen 26594dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja /* start from OMAP_DSS_VIDEO1 */ 26604dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (i = 1; i < dss_feat_get_num_ovls(); i++) { 26614dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26624dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_H, j); 26639b372c2d9da43be00e8a267730a2428e0eae12e8Archit Taneja 26644dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26654dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_HV, j); 26665010be80127eedfd1237627810d9f75e02036111Archit Taneja 26674dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 5; j++) 26684dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_CONV_COEF, j); 2669ab5ca071e231e6d6da5f6aa9484a2cd233f7c746Amber Jain 26704dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_FIR_COEF_V)) { 26714dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26724dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_V, j); 26734dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja } 26744dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26754dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja if (dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) { 26764dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26774dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_H2, j); 26784dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26794dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26804dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_HV2, j); 26814dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja 26824dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja for (j = 0; j < 8; j++) 26834dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja DUMPREG(i, DISPC_OVL_FIR_COEF_V2, j); 26844dd2da15fc258fe6364047060e599886e5efc76bArchit Taneja } 2685332e9d70518b55a70068739bc7ea134e1d8a269bTomi Valkeinen } 268680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 26874fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dispc_runtime_put(); 26885010be80127eedfd1237627810d9f75e02036111Archit Taneja 26895010be80127eedfd1237627810d9f75e02036111Archit Taneja#undef DISPC_REG 269080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#undef DUMPREG 269180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 269280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2693ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalstatic void _dispc_set_pol_freq(enum omap_channel channel, bool onoff, bool rf, 2694ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal bool ieo, bool ipc, bool ihs, bool ivs, u8 acbi, u8 acb) 269580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 269680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l = 0; 269780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 269880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("onoff %d rf %d ieo %d ipc %d ihs %d ivs %d acbi %d acb %d\n", 269980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen onoff, rf, ieo, ipc, ihs, ivs, acbi, acb); 270080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 270180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(onoff, 17, 17); 270280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(rf, 16, 16); 270380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(ieo, 15, 15); 270480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(ipc, 14, 14); 270580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(ihs, 13, 13); 270680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(ivs, 12, 12); 270780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(acbi, 11, 8); 270880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen l |= FLD_VAL(acb, 7, 0); 270980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2710ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal dispc_write_reg(DISPC_POL_FREQ(channel), l); 271180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 271280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2713ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalvoid dispc_set_pol_freq(enum omap_channel channel, 2714ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal enum omap_panel_config config, u8 acbi, u8 acb) 271580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 2716ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal _dispc_set_pol_freq(channel, (config & OMAP_DSS_LCD_ONOFF) != 0, 271780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (config & OMAP_DSS_LCD_RF) != 0, 271880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (config & OMAP_DSS_LCD_IEO) != 0, 271980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (config & OMAP_DSS_LCD_IPC) != 0, 272080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (config & OMAP_DSS_LCD_IHS) != 0, 272180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen (config & OMAP_DSS_LCD_IVS) != 0, 272280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen acbi, acb); 272380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 272480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 272580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* with fck as input clock rate, find dispc dividers that produce req_pck */ 272680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_find_clk_divs(bool is_tft, unsigned long req_pck, unsigned long fck, 272780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct dispc_clock_info *cinfo) 272880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 272980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 pcd_min = is_tft ? 2 : 3; 273080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long best_pck; 273180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 best_ld, cur_ld; 273280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u16 best_pd, cur_pd; 273380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 273480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_pck = 0; 273580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_ld = 0; 273680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_pd = 0; 273780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 273880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (cur_ld = 1; cur_ld <= 255; ++cur_ld) { 273980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long lck = fck / cur_ld; 274080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 274180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (cur_pd = pcd_min; cur_pd <= 255; ++cur_pd) { 274280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long pck = lck / cur_pd; 274380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen long old_delta = abs(best_pck - req_pck); 274480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen long new_delta = abs(pck - req_pck); 274580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 274680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (best_pck == 0 || new_delta < old_delta) { 274780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_pck = pck; 274880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_ld = cur_ld; 274980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen best_pd = cur_pd; 275080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 275180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (pck == req_pck) 275280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen goto found; 275380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 275480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 275580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (pck < req_pck) 275680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 275780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 275880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 275980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (lck / pcd_min < req_pck) 276080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 276180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 276280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 276380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenfound: 276480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->lck_div = best_ld; 276580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->pck_div = best_pd; 276680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->lck = fck / cinfo->lck_div; 276780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->pck = cinfo->lck / cinfo->pck_div; 276880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 276980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 277080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* calculate clock rates using dividers in cinfo */ 277180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenint dispc_calc_clock_rates(unsigned long dispc_fclk_rate, 277280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct dispc_clock_info *cinfo) 277380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 277480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cinfo->lck_div > 255 || cinfo->lck_div == 0) 277580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 277680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cinfo->pck_div < 2 || cinfo->pck_div > 255) 277780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 277880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 277980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->lck = dispc_fclk_rate / cinfo->lck_div; 278080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->pck = cinfo->lck / cinfo->pck_div; 278180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 278280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 278380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 278480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2785ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalint dispc_set_clock_div(enum omap_channel channel, 2786ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal struct dispc_clock_info *cinfo) 278780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 278880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("lck = %lu (%u)\n", cinfo->lck, cinfo->lck_div); 278980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSDBG("pck = %lu (%u)\n", cinfo->pck, cinfo->pck_div); 279080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2791ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal dispc_set_lcd_divisor(channel, cinfo->lck_div, cinfo->pck_div); 279280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 279380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 279480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 279580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2796ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwalint dispc_get_clock_div(enum omap_channel channel, 2797ff1b2cde3f551c9b56887b41e0ebbf2907566a7dSumit Semwal struct dispc_clock_info *cinfo) 279880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 279980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long fck; 280080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 280180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen fck = dispc_fclk_rate(); 280280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2803ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer cinfo->lck_div = REG_GET(DISPC_DIVISORo(channel), 23, 16); 2804ce7fa5eb1e815e79e4dd5db42d0d1f8c9d96925bMurthy, Raghuveer cinfo->pck_div = REG_GET(DISPC_DIVISORo(channel), 7, 0); 280580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 280680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->lck = fck / cinfo->lck_div; 280780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen cinfo->pck = cinfo->lck / cinfo->pck_div; 280880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 280980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 281080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 281180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 281280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* dispc.irq_lock has to be locked by the caller */ 281380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _omap_dispc_set_irqs(void) 281480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 281580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 mask; 281680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 old_mask; 281780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 281880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data *isr_data; 281980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 282080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mask = dispc.irq_error_mask; 282180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 282280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 282380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = &dispc.registered_isr[i]; 282480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 282580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->isr == NULL) 282680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen continue; 282780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 282880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mask |= isr_data->mask; 282980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 283080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 283180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen old_mask = dispc_read_reg(DISPC_IRQENABLE); 283280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* clear the irqstatus for newly enabled irqs */ 283380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(DISPC_IRQSTATUS, (mask ^ old_mask) & mask); 283480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 283580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(DISPC_IRQENABLE, mask); 283680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 283780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 283880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenint omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask) 283980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 284080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 284180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int ret; 284280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 284380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data *isr_data; 284480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 284580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr == NULL) 284680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -EINVAL; 284780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 284880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 284980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 285080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* check for duplicate entry */ 285180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 285280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = &dispc.registered_isr[i]; 285380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->isr == isr && isr_data->arg == arg && 285480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->mask == mask) { 285580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ret = -EINVAL; 285680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen goto err; 285780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 285880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 285980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 286080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = NULL; 286180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ret = -EBUSY; 286280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 286380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 286480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = &dispc.registered_isr[i]; 286580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 286680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->isr != NULL) 286780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen continue; 286880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 286980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->isr = isr; 287080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->arg = arg; 287180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->mask = mask; 287280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ret = 0; 287380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 287480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 287580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 287680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2877b9cb0984a6e6a09a4bcdc11ebc9f0eb71e5b6c85Tomi Valkeinen if (ret) 2878b9cb0984a6e6a09a4bcdc11ebc9f0eb71e5b6c85Tomi Valkeinen goto err; 2879b9cb0984a6e6a09a4bcdc11ebc9f0eb71e5b6c85Tomi Valkeinen 288080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 288180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 288280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 288380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 288480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 288580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenerr: 288680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 288780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 288880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return ret; 288980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 289080c397120fd2436c79f6e0552882feb5ed4549c3Tomi ValkeinenEXPORT_SYMBOL(omap_dispc_register_isr); 289180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 289280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenint omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask) 289380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 289480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 289580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 289680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int ret = -EINVAL; 289780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data *isr_data; 289880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 289980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 290080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 290180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 290280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = &dispc.registered_isr[i]; 290380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->isr != isr || isr_data->arg != arg || 290480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->mask != mask) 290580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen continue; 290680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 290780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* found the correct isr */ 290880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 290980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->isr = NULL; 291080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->arg = NULL; 291180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->mask = 0; 291280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 291380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen ret = 0; 291480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen break; 291580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 291680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 291780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (ret == 0) 291880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 291980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 292080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 292180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 292280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return ret; 292380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 292480c397120fd2436c79f6e0552882feb5ed4549c3Tomi ValkeinenEXPORT_SYMBOL(omap_dispc_unregister_isr); 292580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 292680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#ifdef DEBUG 292780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void print_irq_status(u32 status) 292880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 292980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if ((status & dispc.irq_error_mask) == 0) 293080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return; 293180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 293280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen printk(KERN_DEBUG "DISPC IRQ: 0x%x: ", status); 293380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 293480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#define PIS(x) \ 293580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (status & DISPC_IRQ_##x) \ 293680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen printk(#x " "); 293780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(GFX_FIFO_UNDERFLOW); 293880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(OCP_ERR); 293980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(VID1_FIFO_UNDERFLOW); 294080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(VID2_FIFO_UNDERFLOW); 294180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(SYNC_LOST); 294280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen PIS(SYNC_LOST_DIGIT); 29432a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) 29442a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal PIS(SYNC_LOST2); 294580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#undef PIS 294680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 294780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen printk("\n"); 294880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 294980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#endif 295080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 295180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen/* Called from dss.c. Note that we don't touch clocks here, 295280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * but we presume they are on because we got an IRQ. However, 295380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * an irq handler may turn the clocks off, so we may not have 295480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * clock later in the function. */ 2955affe360d13e54b415cde2f11cee02369b4ed54bdArchit Tanejastatic irqreturn_t omap_dispc_irq_handler(int irq, void *arg) 295680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 295780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 2958affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja u32 irqstatus, irqenable; 295980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 handledirqs = 0; 296080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 unhandled_errors; 296180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data *isr_data; 296280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data registered_isr[DISPC_MAX_NR_ISRS]; 296380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 296480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock(&dispc.irq_lock); 296580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 296680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen irqstatus = dispc_read_reg(DISPC_IRQSTATUS); 2967affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja irqenable = dispc_read_reg(DISPC_IRQENABLE); 2968affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja 2969affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja /* IRQ is not for us */ 2970affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja if (!(irqstatus & irqenable)) { 2971affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja spin_unlock(&dispc.irq_lock); 2972affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja return IRQ_NONE; 2973affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja } 297480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 2975dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS 2976dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen spin_lock(&dispc.irq_stats_lock); 2977dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen dispc.irq_stats.irq_count++; 2978dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen dss_collect_irq_stats(irqstatus, dispc.irq_stats.irqs); 2979dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen spin_unlock(&dispc.irq_stats_lock); 2980dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen#endif 2981dfc0fd8d8850ef11951ba6c251e06096d1b5a0bdTomi Valkeinen 298280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#ifdef DEBUG 298380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (dss_debug) 298480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen print_irq_status(irqstatus); 298580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#endif 298680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* Ack the interrupt. Do it here before clocks are possibly turned 298780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * off */ 298880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(DISPC_IRQSTATUS, irqstatus); 298980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* flush posted write */ 299080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_read_reg(DISPC_IRQSTATUS); 299180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 299280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* make a copy and unlock, so that isrs can unregister 299380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * themselves */ 299480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen memcpy(registered_isr, dispc.registered_isr, 299580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen sizeof(registered_isr)); 299680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 299780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock(&dispc.irq_lock); 299880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 299980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 300080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = ®istered_isr[i]; 300180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 300280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!isr_data->isr) 300380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen continue; 300480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 300580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->mask & irqstatus) { 300680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->isr(isr_data->arg, irqstatus); 300780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen handledirqs |= isr_data->mask; 300880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 300980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 301080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 301180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock(&dispc.irq_lock); 301280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 301380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unhandled_errors = irqstatus & ~handledirqs & dispc.irq_error_mask; 301480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 301580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (unhandled_errors) { 301680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.error_irqs |= unhandled_errors; 301780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 301880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.irq_error_mask &= ~unhandled_errors; 301980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 302080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 302180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen schedule_work(&dispc.error_work); 302280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 302380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 302480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock(&dispc.irq_lock); 3025affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja 3026affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja return IRQ_HANDLED; 302780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 302880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 302980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void dispc_error_worker(struct work_struct *work) 303080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 303180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 303280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 errors; 303380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 3034fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen static const unsigned fifo_underflow_bits[] = { 3035fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_GFX_FIFO_UNDERFLOW, 3036fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_VID1_FIFO_UNDERFLOW, 3037fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_VID2_FIFO_UNDERFLOW, 3038fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen }; 3039fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen 3040fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen static const unsigned sync_lost_bits[] = { 3041fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_SYNC_LOST, 3042fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_SYNC_LOST_DIGIT, 3043fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DISPC_IRQ_SYNC_LOST2, 3044fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen }; 304580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 304680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 304780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen errors = dispc.error_irqs; 304880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.error_irqs = 0; 304980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 305080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 305113eae1f98255bddcbfe27ae4bd58fe3dc374bc0bDima Zavin dispc_runtime_get(); 305213eae1f98255bddcbfe27ae4bd58fe3dc374bc0bDima Zavin 3053fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen for (i = 0; i < omap_dss_get_num_overlays(); ++i) { 3054fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen struct omap_overlay *ovl; 3055fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen unsigned bit; 305680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3057fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen ovl = omap_dss_get_overlay(i); 3058fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen bit = fifo_underflow_bits[i]; 305980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3060fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen if (bit & errors) { 3061fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DSSERR("FIFO UNDERFLOW on %s, disabling the overlay\n", 3062fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen ovl->name); 3063fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen dispc_enable_plane(ovl->id, false); 3064fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen dispc_go(ovl->manager->id); 306580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mdelay(50); 306680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 306780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 306880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3069fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) { 3070fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen struct omap_overlay_manager *mgr; 3071fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen unsigned bit; 307280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3073fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 3074fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen bit = sync_lost_bits[i]; 307580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3076fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen if (bit & errors) { 3077fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen struct omap_dss_device *dssdev = mgr->device; 3078fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen bool enable; 307980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3080fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen DSSERR("SYNC_LOST on channel %s, restarting the output " 3081fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen "with video overlays disabled\n", 3082fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen mgr->name); 30832a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 3084fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen enable = dssdev->state == OMAP_DSS_DISPLAY_ACTIVE; 3085fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen dssdev->driver->disable(dssdev); 30862a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 30872a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal for (i = 0; i < omap_dss_get_num_overlays(); ++i) { 30882a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal struct omap_overlay *ovl; 30892a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal ovl = omap_dss_get_overlay(i); 30902a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 3091fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen if (ovl->id != OMAP_DSS_GFX && 3092fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen ovl->manager == mgr) 3093fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen dispc_enable_plane(ovl->id, false); 30942a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 30952a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 3096fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen dispc_go(mgr->id); 30972a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal mdelay(50); 3098fe3cc9d6cd4c8279f4ea70acc71525a489cfc38aTomi Valkeinen 30992a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (enable) 31002a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dssdev->driver->enable(dssdev); 31012a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 31022a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal } 31032a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal 310480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (errors & DISPC_IRQ_OCP_ERR) { 310580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DSSERR("OCP_ERR\n"); 310680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) { 310780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_overlay_manager *mgr; 310880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 31094a9e78abb76a2f1ddccab7098bdf73a2f095aaa6Tomi Valkeinen mgr->device->driver->disable(mgr->device); 311080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 311180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 311280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 311380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 311480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.irq_error_mask |= errors; 311580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 311680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 311713eae1f98255bddcbfe27ae4bd58fe3dc374bc0bDima Zavin 311813eae1f98255bddcbfe27ae4bd58fe3dc374bc0bDima Zavin dispc_runtime_put(); 311980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 312080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 312180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenint omap_dispc_wait_for_irq_timeout(u32 irqmask, unsigned long timeout) 312280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 312380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen void dispc_irq_wait_handler(void *data, u32 mask) 312480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen { 312580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen complete((struct completion *)data); 312680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 312780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 312880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int r; 312980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DECLARE_COMPLETION_ONSTACK(completion); 313080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 313180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_register_isr(dispc_irq_wait_handler, &completion, 313280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen irqmask); 313380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 313480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 313580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return r; 313680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 313780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timeout = wait_for_completion_timeout(&completion, timeout); 313880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 313980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen omap_dispc_unregister_isr(dispc_irq_wait_handler, &completion, irqmask); 314080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 314180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (timeout == 0) 314280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -ETIMEDOUT; 314380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 314480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (timeout == -ERESTARTSYS) 314580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -ERESTARTSYS; 314680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 314780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 314880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 314980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 315080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenint omap_dispc_wait_for_irq_interruptible_timeout(u32 irqmask, 315180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long timeout) 315280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 315380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen void dispc_irq_wait_handler(void *data, u32 mask) 315480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen { 315580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen complete((struct completion *)data); 315680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 315780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 315880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int r; 315980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen DECLARE_COMPLETION_ONSTACK(completion); 316080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 316180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen r = omap_dispc_register_isr(dispc_irq_wait_handler, &completion, 316280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen irqmask); 316380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 316480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (r) 316580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return r; 316680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 316780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timeout = wait_for_completion_interruptible_timeout(&completion, 316880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen timeout); 316980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 317080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen omap_dispc_unregister_isr(dispc_irq_wait_handler, &completion, irqmask); 317180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 317280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (timeout == 0) 317380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -ETIMEDOUT; 317480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 317580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (timeout == -ERESTARTSYS) 317680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return -ERESTARTSYS; 317780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 317880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen return 0; 317980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 318080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 318180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#ifdef CONFIG_OMAP2_DSS_FAKE_VSYNC 318280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_fake_vsync_irq(void) 318380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 318480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 irqstatus = DISPC_IRQ_VSYNC; 318580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen int i; 318680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3187ab83b14c829e35436b423947bb5b151133314346Tomi Valkeinen WARN_ON(!in_interrupt()); 318880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 318980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen for (i = 0; i < DISPC_MAX_NR_ISRS; i++) { 319080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen struct omap_dispc_isr_data *isr_data; 319180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data = &dispc.registered_isr[i]; 319280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 319380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (!isr_data->isr) 319480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen continue; 319580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 319680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (isr_data->mask & irqstatus) 319780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen isr_data->isr(isr_data->arg, irqstatus); 319880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen } 319980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 320080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen#endif 320180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 320280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _omap_dispc_initialize_irq(void) 320380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 320480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen unsigned long flags; 320580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 320680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_lock_irqsave(&dispc.irq_lock, flags); 320780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 320880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen memset(dispc.registered_isr, 0, sizeof(dispc.registered_isr)); 320980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 321080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc.irq_error_mask = DISPC_IRQ_MASK_ERROR; 32112a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal if (dss_has_feature(FEAT_MGR_LCD2)) 32122a205f34b8fb2b86887b177befa7b42efd7a60b9Sumit Semwal dispc.irq_error_mask |= DISPC_IRQ_SYNC_LOST2; 321380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 321480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* there's SYNC_LOST_DIGIT waiting after enabling the DSS, 321580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen * so clear it */ 321680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_write_reg(DISPC_IRQSTATUS, dispc_read_reg(DISPC_IRQSTATUS)); 321780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 321880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _omap_dispc_set_irqs(); 321980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 322080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen spin_unlock_irqrestore(&dispc.irq_lock, flags); 322180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 322280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 322380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_enable_sidle(void) 322480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 322580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_SYSCONFIG, 2, 4, 3); /* SIDLEMODE: smart idle */ 322680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 322780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 322880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenvoid dispc_disable_sidle(void) 322980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 323080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen REG_FLD_MOD(DISPC_SYSCONFIG, 1, 4, 3); /* SIDLEMODE: no idle */ 323180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 323280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 323380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinenstatic void _omap_dispc_initial_config(void) 323480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen{ 323580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen u32 l; 323680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 32370cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer /* Exclusively enable DISPC_CORE_CLK and set divider to 1 */ 32380cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer if (dss_has_feature(FEAT_CORE_CLK_DIV)) { 32390cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer l = dispc_read_reg(DISPC_DIVISOR); 32400cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer /* Use DISPC_DIVISOR.LCD, instead of DISPC_DIVISOR1.LCD */ 32410cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer l = FLD_MOD(l, 1, 0, 0); 32420cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer l = FLD_MOD(l, 1, 23, 16); 32430cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer dispc_write_reg(DISPC_DIVISOR, l); 32440cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer } 32450cf35df353e8c36d4be0da2d7483896de599f397Murthy, Raghuveer 324680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* FUNCGATED */ 32476ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja if (dss_has_feature(FEAT_FUNCGATED)) 32486ced40bfc01f016de89b65d9c733c1fb5eeb06d0Archit Taneja REG_FLD_MOD(DISPC_CONFIG, 1, 9, 9); 324980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 325080c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* L3 firewall setting: enable access to OCM RAM */ 325180c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen /* XXX this should be somewhere in plat-omap */ 325280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen if (cpu_is_omap24xx()) 325380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen __raw_writel(0x402000b0, OMAP2_L3_IO_ADDRESS(0x680050a0)); 325480c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 325580c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen _dispc_setup_color_conv_coef(); 325680c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 325780c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_set_loadmode(OMAP_DSS_LOAD_FRAME_ONLY); 325880c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 325980c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen dispc_read_plane_fifo_sizes(); 32605ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen 32615ed8cf5b8e053832a3d0552e0a9681a3ff0325eeTomi Valkeinen dispc_configure_burst_sizes(); 326280c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen} 326380c397120fd2436c79f6e0552882feb5ed4549c3Tomi Valkeinen 3264060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy/* DISPC HW IP initialisation */ 3265060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamystatic int omap_dispchw_probe(struct platform_device *pdev) 3266060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy{ 3267060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy u32 rev; 3268affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja int r = 0; 3269ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy struct resource *dispc_mem; 32704fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen struct clk *clk; 3271ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy 3272060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy dispc.pdev = pdev; 3273060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 32744fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen clk = clk_get(&pdev->dev, "fck"); 32754fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen if (IS_ERR(clk)) { 32764fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen DSSERR("can't get fck\n"); 32774fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = PTR_ERR(clk); 32784fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_get_clk; 32794fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen } 32804fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 32814fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dispc.dss_clk = clk; 32824fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 3283060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy spin_lock_init(&dispc.irq_lock); 3284060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3285060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS 3286060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy spin_lock_init(&dispc.irq_stats_lock); 3287060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy dispc.irq_stats.last_reset = jiffies; 3288060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy#endif 3289060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3290060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy INIT_WORK(&dispc.error_work, dispc_error_worker); 3291060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3292ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy dispc_mem = platform_get_resource(dispc.pdev, IORESOURCE_MEM, 0); 3293ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy if (!dispc_mem) { 3294ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy DSSERR("can't get IORESOURCE_MEM DISPC\n"); 3295affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja r = -EINVAL; 32964fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_ioremap; 3297ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy } 3298ea9da36a304eed585fc5ef89c0f1c460eca61b48Senthilvadivu Guruswamy dispc.base = ioremap(dispc_mem->start, resource_size(dispc_mem)); 3299060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy if (!dispc.base) { 3300060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy DSSERR("can't ioremap DISPC\n"); 3301affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja r = -ENOMEM; 33024fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_ioremap; 3303affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja } 3304affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja dispc.irq = platform_get_irq(dispc.pdev, 0); 3305affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja if (dispc.irq < 0) { 3306affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja DSSERR("platform_get_irq failed\n"); 3307affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja r = -ENODEV; 33084fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_irq; 3309affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja } 3310affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja 3311affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja r = request_irq(dispc.irq, omap_dispc_irq_handler, IRQF_SHARED, 3312affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja "OMAP DISPC", dispc.pdev); 3313affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja if (r < 0) { 3314affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja DSSERR("request_irq failed\n"); 33154fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_irq; 3316060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy } 3317060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 33184fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen pm_runtime_enable(&pdev->dev); 33194fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33204fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = dispc_runtime_get(); 33214fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen if (r) 33224fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen goto err_runtime_get; 3323060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3324060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy _omap_dispc_initial_config(); 3325060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3326060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy _omap_dispc_initialize_irq(); 3327060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3328060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy rev = dispc_read_reg(DISPC_REVISION); 3329a06b62f8004bd95c132fa312e8593c9a10f466ecSumit Semwal dev_dbg(&pdev->dev, "OMAP DISPC rev %d.%d\n", 3330060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0)); 3331060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 33324fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dispc_runtime_put(); 3333060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3334060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy return 0; 33354fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33364fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenerr_runtime_get: 33374fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen pm_runtime_disable(&pdev->dev); 33384fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen free_irq(dispc.irq, dispc.pdev); 33394fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenerr_irq: 3340affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja iounmap(dispc.base); 33414fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenerr_ioremap: 33424fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen clk_put(dispc.dss_clk); 33434fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenerr_get_clk: 3344affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja return r; 3345060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy} 3346060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3347060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamystatic int omap_dispchw_remove(struct platform_device *pdev) 3348060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy{ 33494fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen pm_runtime_disable(&pdev->dev); 33504fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33514fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen clk_put(dispc.dss_clk); 33524fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 3353affe360d13e54b415cde2f11cee02369b4ed54bdArchit Taneja free_irq(dispc.irq, dispc.pdev); 3354060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy iounmap(dispc.base); 3355060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy return 0; 3356060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy} 3357060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 33584fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenstatic int dispc_runtime_suspend(struct device *dev) 33594fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen{ 33604fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dispc_save_context(); 33614fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen dss_runtime_put(); 33624fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33634fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return 0; 33644fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen} 33654fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33664fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenstatic int dispc_runtime_resume(struct device *dev) 33674fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen{ 33684fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen int r; 33694fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33704fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen r = dss_runtime_get(); 33714fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen if (r < 0) 33724fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return r; 33734fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 337449ea86f3fae21dd0334668b621e9c88f43a73c86Tomi Valkeinen dispc_restore_context(); 33754fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33764fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen return 0; 33774fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen} 33784fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 33794fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinenstatic const struct dev_pm_ops dispc_pm_ops = { 33804fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen .runtime_suspend = dispc_runtime_suspend, 33814fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen .runtime_resume = dispc_runtime_resume, 33824fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen}; 33834fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen 3384060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamystatic struct platform_driver omap_dispchw_driver = { 3385060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy .probe = omap_dispchw_probe, 3386060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy .remove = omap_dispchw_remove, 3387060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy .driver = { 3388060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy .name = "omapdss_dispc", 3389060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy .owner = THIS_MODULE, 33904fbafaf371be780ed2cd73a520dfeafa1ea73e24Tomi Valkeinen .pm = &dispc_pm_ops, 3391060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy }, 3392060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy}; 3393060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3394060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamyint dispc_init_platform_driver(void) 3395060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy{ 3396060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy return platform_driver_register(&omap_dispchw_driver); 3397060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy} 3398060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy 3399060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamyvoid dispc_uninit_platform_driver(void) 3400060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy{ 3401060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy return platform_driver_unregister(&omap_dispchw_driver); 3402060b6d9cbab03f1379dbe00393ab26d6eb371ce2Senthilvadivu Guruswamy} 3403