intel_overlay.c revision 106dadacbeeea92f61a2c32f3651ee31c1b34e31
102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* 202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Copyright © 2009 302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Permission is hereby granted, free of charge, to any person obtaining a 502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * copy of this software and associated documentation files (the "Software"), 602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * to deal in the Software without restriction, including without limitation 702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * the rights to use, copy, modify, merge, publish, distribute, sublicense, 802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * and/or sell copies of the Software, and to permit persons to whom the 902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Software is furnished to do so, subject to the following conditions: 1002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 1102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * The above copyright notice and this permission notice (including the next 1202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * paragraph) shall be included in all copies or substantial portions of the 1302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Software. 1402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 1502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 1902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 2102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * SOFTWARE. 2202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 2302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Authors: 2402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Daniel Vetter <daniel@ffwll.ch> 2502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 2602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Derived from Xorg ddx, xf86-video-intel, src/i830_video.c 2702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter */ 28e167976ee7f5fe4b80f7e8f55e087f6c67cf9562Andrew Morton 29e167976ee7f5fe4b80f7e8f55e087f6c67cf9562Andrew Morton#include <linux/seq_file.h> 3002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "drmP.h" 3102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "drm.h" 3202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_drm.h" 3302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_drv.h" 3402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_reg.h" 3502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "intel_drv.h" 3602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* Limits for overlay size. According to intel doc, the real limits are: 3802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Y width: 4095, UV width (planar): 2047, Y height: 2047, 3902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * UV width (planar): * 1023. But the xorg thinks 2048 for height and width. Use 4002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * the mininum of both. */ 4102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_WIDTH 2048 4202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_HEIGHT 2046 /* 2 * 1023 */ 4302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* on 830 and 845 these large limits result in the card hanging */ 4402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_WIDTH_LEGACY 1024 4502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_HEIGHT_LEGACY 1088 4602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay register definitions */ 4802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* OCMD register */ 4902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TILED_SURFACE (0x1<<19) 5002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_MASK (0x3<<17) 5102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_MODE (0x3<<17) 5202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_HORIZONTAL (0x1<<17) 5302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_VERTICAL (0x2<<17) 5402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_BOTH (0x3<<17) 5502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BYTEORDER_MASK (0x3<<14) /* zero for YUYV or FOURCC YUY2 */ 5602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_UV_SWAP (0x1<<14) /* YVYU */ 5702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_Y_SWAP (0x2<<14) /* UYVY or FOURCC UYVY */ 5802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_Y_AND_UV_SWAP (0x3<<14) /* VYUY */ 5902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_SOURCE_FORMAT_MASK (0xf<<10) 6002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_888 (0x1<<10) /* not in i965 Intel docs */ 6102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_555 (0x2<<10) /* not in i965 Intel docs */ 6202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_565 (0x3<<10) /* not in i965 Intel docs */ 6302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_422_PACKED (0x8<<10) 6402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_411_PACKED (0x9<<10) /* not in i965 Intel docs */ 6502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_420_PLANAR (0xc<<10) 6602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_422_PLANAR (0xd<<10) 6702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_410_PLANAR (0xe<<10) /* also 411 */ 6802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TVSYNCFLIP_PARITY (0x1<<9) 6902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TVSYNCFLIP_ENABLE (0x1<<7) 70d79613643b4512962b2be5262a09b6694dd96101Chris Wilson#define OCMD_BUF_TYPE_MASK (0x1<<5) 7102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUF_TYPE_FRAME (0x0<<5) 7202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUF_TYPE_FIELD (0x1<<5) 7302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TEST_MODE (0x1<<4) 7402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER_SELECT (0x3<<2) 7502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER0 (0x0<<2) 7602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER1 (0x1<<2) 7702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD_SELECT (0x1<<2) 7802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD0 (0x0<<1) 7902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD1 (0x1<<1) 8002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_ENABLE (0x1<<0) 8102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* OCONFIG register */ 8302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_MASK (0x1<<18) 8402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_A (0x0<<18) 8502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_B (0x1<<18) 8602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_GAMMA2_ENABLE (0x1<<16) 8702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_MODE_BT601 (0x0<<5) 8802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_MODE_BT709 (0x1<<5) 8902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_BYPASS (0x1<<4) 9002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CC_OUT_8BIT (0x1<<3) 9102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_TEST_MODE (0x1<<2) 9202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_THREE_LINE_BUFFER (0x1<<0) 9302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_TWO_LINE_BUFFER (0x0<<0) 9402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 9502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* DCLRKM (dst-key) register */ 9602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define DST_KEY_ENABLE (0x1<<31) 9702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB24_MASK 0x0 9802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB16_MASK 0x070307 9902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB15_MASK 0x070707 10002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB8I_MASK 0xffffff 10102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 10202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define RGB16_TO_COLORKEY(c) \ 10302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter (((c & 0xF800) << 8) | ((c & 0x07E0) << 5) | ((c & 0x001F) << 3)) 10402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define RGB15_TO_COLORKEY(c) \ 10502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter (((c & 0x7c00) << 9) | ((c & 0x03E0) << 6) | ((c & 0x001F) << 3)) 10602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 10702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay flip addr flag */ 10802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OFC_UPDATE 0x1 10902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 11002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* polyphase filter coefficients */ 11102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_HORIZ_Y_TAPS 5 11202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_VERT_Y_TAPS 3 11302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_HORIZ_UV_TAPS 3 11402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_VERT_UV_TAPS 3 11502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_PHASES 17 11602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define MAX_TAPS 5 11702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 11802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* memory bufferd overlay registers */ 11902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstruct overlay_registers { 12002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0Y; 12102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1Y; 12202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0U; 12302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0V; 12402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1U; 12502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1V; 12602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTRIDE; 12702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 YRGB_VPH; 12802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UV_VPH; 12902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 HORZ_PH; 13002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 INIT_PHS; 13102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DWINPOS; 13202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DWINSZ; 13302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SWIDTH; 13402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SWIDTHSW; 13502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SHEIGHT; 13602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 YRGBSCALE; 13702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UVSCALE; 13802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCLRC0; 13902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCLRC1; 14002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DCLRKV; 14102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DCLRKM; 14202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKVH; 14302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKVL; 14402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKEN; 14502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCONFIG; 14602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCMD; 14702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 RESERVED1; /* 0x6C */ 14802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0Y; 14902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1Y; 15002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0U; 15102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0V; 15202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1U; 15302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1V; 15402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0Y; 15502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1Y; 15602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0U; 15702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0V; 15802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1U; 15902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1V; 16002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 FASTHSCALE; /* 0xA0 */ 16102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UVSCALEV; /* 0xA4 */ 16202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 RESERVEDC[(0x200 - 0xA8) / 4]; /* 0xA8 - 0x1FC */ 16302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 Y_VCOEFS[N_VERT_Y_TAPS * N_PHASES]; /* 0x200 */ 16402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDD[0x100 / 2 - N_VERT_Y_TAPS * N_PHASES]; 16502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 Y_HCOEFS[N_HORIZ_Y_TAPS * N_PHASES]; /* 0x300 */ 16602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDE[0x200 / 2 - N_HORIZ_Y_TAPS * N_PHASES]; 16702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 UV_VCOEFS[N_VERT_UV_TAPS * N_PHASES]; /* 0x500 */ 16802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDF[0x100 / 2 - N_VERT_UV_TAPS * N_PHASES]; 16902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 UV_HCOEFS[N_HORIZ_UV_TAPS * N_PHASES]; /* 0x600 */ 17002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDG[0x100 / 2 - N_HORIZ_UV_TAPS * N_PHASES]; 17102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter}; 17202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1738d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic struct overlay_registers * 1748d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonintel_overlay_map_regs_atomic(struct intel_overlay *overlay, 1758d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson int slot) 17602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 17702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = overlay->dev->dev_private; 17802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 17902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1809bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 18131578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson regs = overlay->reg_bo->phys_obj->handle->vaddr; 1829bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson else 18302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs = io_mapping_map_atomic_wc(dev_priv->mm.gtt_mapping, 184fca3ec01e0b40cab82cac7745e154b01969e6219Chris Wilson overlay->reg_bo->gtt_offset, 1858d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson slot); 18602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1879bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson return regs; 18802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 18902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1908d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic void intel_overlay_unmap_regs_atomic(struct intel_overlay *overlay, 1919bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson int slot, 1929bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson struct overlay_registers *regs) 19302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 19431578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (!OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 1959bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson io_mapping_unmap_atomic(regs, slot); 1968d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson} 1978d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 1988d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic struct overlay_registers * 1998d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonintel_overlay_map_regs(struct intel_overlay *overlay) 2008d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson{ 2018d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson drm_i915_private_t *dev_priv = overlay->dev->dev_private; 2028d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson struct overlay_registers *regs; 2038d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2049bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 2058d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = overlay->reg_bo->phys_obj->handle->vaddr; 2069bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson else 2078d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = io_mapping_map_wc(dev_priv->mm.gtt_mapping, 2088d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson overlay->reg_bo->gtt_offset); 2098d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2109bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson return regs; 2118d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson} 2128d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2139bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilsonstatic void intel_overlay_unmap_regs(struct intel_overlay *overlay, 2149bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson struct overlay_registers *regs) 2158d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson{ 2168d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson if (!OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 2179bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson io_mapping_unmap(regs); 21802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 21902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 220b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilsonstatic int intel_overlay_do_wait_request(struct intel_overlay *overlay, 2218dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request, 222b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson bool interruptible, 223b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson int stage) 22402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 22502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 226852835f343146a82a528c3b712b373661d4fa17aZou Nan hai drm_i915_private_t *dev_priv = dev->dev_private; 227b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson int ret; 22802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 229852835f343146a82a528c3b712b373661d4fa17aZou Nan hai overlay->last_flip_req = 2308dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson i915_add_request(dev, NULL, request, &dev_priv->render_ring); 23103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (overlay->last_flip_req == 0) 23203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return -ENOMEM; 23302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 234b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson overlay->hw_wedged = stage; 235852835f343146a82a528c3b712b373661d4fa17aZou Nan hai ret = i915_do_wait_request(dev, 236722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->last_flip_req, true, 237722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson &dev_priv->render_ring); 238b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson if (ret) 23903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 24002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 24103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->hw_wedged = 0; 24203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->last_flip_req = 0; 24302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 24402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 24502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 246106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson/* Workaround for i830 bug where pipe a must be enable to change control regs */ 247106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonstatic int 248106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsoni830_activate_pipe_a(struct drm_device *dev) 249106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson{ 250106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 251106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct intel_crtc *crtc; 252106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc_helper_funcs *crtc_funcs; 253106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_display_mode vesa_640x480 = { 254106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 255106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 752, 800, 0, 480, 489, 492, 525, 0, 256106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) 257106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson }, *mode; 258106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 259106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[0]); 260106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (crtc->dpms_mode == DRM_MODE_DPMS_ON) 261106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 262106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 263106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson /* most i8xx have pipe a forced on, so don't trust dpms mode */ 264106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (I915_READ(PIPEACONF) & PIPEACONF_ENABLE) 265106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 266106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 267106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs = crtc->base.helper_private; 268106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (crtc_funcs->dpms == NULL) 269106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 270106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 271106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_DEBUG_DRIVER("Enabling pipe A in order to enable overlay\n"); 272106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 273106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson mode = drm_mode_duplicate(dev, &vesa_640x480); 274106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 275106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if(!drm_crtc_helper_set_mode(&crtc->base, mode, 276106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc->base.x, crtc->base.y, 277106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc->base.fb)) 278106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 279106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 280106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs->dpms(&crtc->base, DRM_MODE_DPMS_ON); 281106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 1; 282106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson} 283106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 284106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonstatic void 285106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsoni830_deactivate_pipe_a(struct drm_device *dev) 286106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson{ 287106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 288106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[0]; 289106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; 290106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 291106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); 292106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson} 293106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 294b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson/* overlay needs to be disable in OCMD reg */ 295b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilsonstatic int intel_overlay_on(struct intel_overlay *overlay) 296b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson{ 297b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson struct drm_device *dev = overlay->dev; 2988dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 299106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson int pipe_a_quirk = 0; 300106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson int ret; 301b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 302b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson BUG_ON(overlay->active); 303b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson overlay->active = 1; 304b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 305106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (IS_I830(dev)) { 306106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson pipe_a_quirk = i830_activate_pipe_a(dev); 307106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (pipe_a_quirk < 0) 308106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return pipe_a_quirk; 309106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson } 310106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 3118dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 312106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (request == NULL) { 313106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson ret = -ENOMEM; 314106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson goto out; 315106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson } 3168dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 317b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson BEGIN_LP_RING(4); 318b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_ON); 319b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(overlay->flip_addr | OFC_UPDATE); 320b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 321b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_NOOP); 322b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson ADVANCE_LP_RING(); 323b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 324106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson ret = intel_overlay_do_wait_request(overlay, request, true, 325106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson NEEDS_WAIT_FOR_FLIP); 326106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonout: 327106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (pipe_a_quirk) 328106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson i830_deactivate_pipe_a(dev); 329106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 330106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return ret; 331b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson} 332b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 33302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay needs to be enabled in OCMD reg */ 3348dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilsonstatic int intel_overlay_continue(struct intel_overlay *overlay, 3358dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson bool load_polyphase_filter) 33602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 33702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 33802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 3398dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 34002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 flip_addr = overlay->flip_addr; 34102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp; 34202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 34302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay->active); 34402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3458dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 3468dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 3478dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 3488dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 34902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (load_polyphase_filter) 35002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter flip_addr |= OFC_UPDATE; 35102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 35202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check for underruns */ 35302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = I915_READ(DOVSTA); 35402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp & (1 << 17)) 35502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("overlay underrun, DOVSTA: %x\n", tmp); 35602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3574f8a567c4666c73284832240db89fdadb2c50bd5Daniel Vetter BEGIN_LP_RING(2); 35802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); 35902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 3605a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter ADVANCE_LP_RING(); 3615a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter 362852835f343146a82a528c3b712b373661d4fa17aZou Nan hai overlay->last_flip_req = 3638dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson i915_add_request(dev, NULL, request, &dev_priv->render_ring); 3648dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return 0; 3655a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter} 3665a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter 36702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay needs to be disabled in OCMD reg */ 36802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int intel_overlay_off(struct intel_overlay *overlay) 36902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 37002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 3718dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson u32 flip_addr = overlay->flip_addr; 3728dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 37302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 37402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay->active); 37502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3768dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 3778dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 3788dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 3798dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 38002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* According to intel docs the overlay hw may hang (when switching 38102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * off) without loading the filter coeffs. It is however unclear whether 38202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * this applies to the disabling of the overlay or to the switching off 38302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * of the hw. Do it in both cases */ 38402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter flip_addr |= OFC_UPDATE; 38502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3868dfbc3403113bcc51f0350c3471fa1abf664305fChris Wilson BEGIN_LP_RING(6); 38702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* wait for overlay to go idle */ 38802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); 38902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 390722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 39102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* turn overlay off */ 392722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_OFF); 39302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 394722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 39502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ADVANCE_LP_RING(); 39602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3978dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return intel_overlay_do_wait_request(overlay, request, true, 3988dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson SWITCH_OFF); 39902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 40002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4015cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilsonstatic void intel_overlay_release_old_vid_tail(struct intel_overlay *overlay) 4025cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson{ 4035cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson struct drm_gem_object *obj = &overlay->old_vid_bo->base; 4045cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson 4055cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson i915_gem_object_unpin(obj); 4065cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson drm_gem_object_unreference(obj); 4075cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson 4085cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson overlay->old_vid_bo = NULL; 4095cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson} 4105cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson 41112ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetterstatic void intel_overlay_off_tail(struct intel_overlay *overlay) 41212ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter{ 41312ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter struct drm_gem_object *obj; 41412ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter 41512ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter /* never have the overlay hw on without showing a frame */ 41612ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter BUG_ON(!overlay->vid_bo); 417a8089e849a32c5b6bfd6c88dbd09c0ea4a779b71Daniel Vetter obj = &overlay->vid_bo->base; 41812ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter 41912ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter i915_gem_object_unpin(obj); 42012ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter drm_gem_object_unreference(obj); 42112ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter overlay->vid_bo = NULL; 42212ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter 42312ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter overlay->crtc->overlay = NULL; 42412ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter overlay->crtc = NULL; 42512ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter overlay->active = 0; 42612ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter} 42712ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter 42803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter/* recover from an interruption due to a signal 42903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter * We have to be careful not to repeat work forever an make forward progess. */ 43003f77ea5972e6a2363152aec692744cac824dabaDaniel Vetterint intel_overlay_recover_from_interrupt(struct intel_overlay *overlay, 431722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson bool interruptible) 43203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter{ 43303f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter struct drm_device *dev = overlay->dev; 434852835f343146a82a528c3b712b373661d4fa17aZou Nan hai drm_i915_private_t *dev_priv = dev->dev_private; 43503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter int ret; 43603f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 43703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (overlay->hw_wedged == HW_WEDGED) 43803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return -EIO; 43903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 440852835f343146a82a528c3b712b373661d4fa17aZou Nan hai ret = i915_do_wait_request(dev, overlay->last_flip_req, 441722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson interruptible, &dev_priv->render_ring); 442b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson if (ret) 44303f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 44403f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 44503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter switch (overlay->hw_wedged) { 446722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case RELEASE_OLD_VID: 4475cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson intel_overlay_release_old_vid_tail(overlay); 448722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 449b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 4508dfbc3403113bcc51f0350c3471fa1abf664305fChris Wilson case SWITCH_OFF: 451722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson intel_overlay_off_tail(overlay); 452722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 4538dfbc3403113bcc51f0350c3471fa1abf664305fChris Wilson 454722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 455722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson BUG_ON(overlay->hw_wedged != NEEDS_WAIT_FOR_FLIP); 45603f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter } 45703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 45803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->hw_wedged = 0; 45903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->last_flip_req = 0; 46003f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return 0; 46103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter} 46203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 4635a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter/* Wait for pending overlay flip and release old frame. 4645a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter * Needs to be called before the overlay register are changed 4658d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson * via intel_overlay_(un)map_regs 4668d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson */ 46702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int intel_overlay_release_old_vid(struct intel_overlay *overlay) 46802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 4695cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson struct drm_device *dev = overlay->dev; 4705cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 47102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 47202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4735cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson /* Only wait if there is actually an old frame to release to 4745cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson * guarantee forward progress. 4755cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson */ 47603f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (!overlay->old_vid_bo) 47703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return 0; 47803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 4795cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson if (I915_READ(ISR) & I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT) { 4808dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 4818dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 4825cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson /* synchronous slowpath */ 4838dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 4848dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 4858dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 4868dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 4875cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson BEGIN_LP_RING(2); 4885cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 4895cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson OUT_RING(MI_NOOP); 4905cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson ADVANCE_LP_RING(); 4915cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson 4928dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson ret = intel_overlay_do_wait_request(overlay, request, true, 4935cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson RELEASE_OLD_VID); 4945cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson if (ret) 4955cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson return ret; 4965cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson } 49702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4985cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson intel_overlay_release_old_vid_tail(overlay); 49902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 50002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 50102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 50202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstruct put_image_params { 50302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int format; 50402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_x; 50502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_y; 50602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_w; 50702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_h; 50802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_w; 50902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_scan_h; 51002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_scan_w; 51102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_h; 51202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short stride_Y; 51302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short stride_UV; 51402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_Y; 51502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_U; 51602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_V; 51702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter}; 51802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 51902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int packed_depth_bytes(u32 format) 52002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 52102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 522722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 523722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 4; 524722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 525722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* return 6; not implemented */ 526722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 527722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 52802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 52902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 53002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 53102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int packed_width_bytes(u32 format, short width) 53202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 53302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 534722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 535722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return width << 1; 536722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 537722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 53802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 53902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 54002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 54102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int uv_hsubsampling(u32 format) 54202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 54302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 544722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 545722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 546722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 2; 547722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 548722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 549722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 4; 550722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 551722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 55202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 55302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 55402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 55502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int uv_vsubsampling(u32 format) 55602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 55702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 558722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 559722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 560722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 2; 561722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 562722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 563722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 1; 564722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 565722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 56602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 56702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 56802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 56902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic u32 calc_swidthsw(struct drm_device *dev, u32 offset, u32 width) 57002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 57102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 mask, shift, ret; 57202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) { 57302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mask = 0x3f; 57402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter shift = 6; 57502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 57602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mask = 0x1f; 57702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter shift = 5; 57802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 57902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = ((offset + width + mask) >> shift) - (offset >> shift); 58002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) 58102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret <<= 1; 58202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret -=1; 58302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret << 2; 58402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 58502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 58602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic const u16 y_static_hcoeffs[N_HORIZ_Y_TAPS * N_PHASES] = { 58702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb4a0, 0x1930, 0x1920, 0xb4a0, 58802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb500, 0x19d0, 0x1880, 0xb440, 58902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb540, 0x1a88, 0x2f80, 0xb3e0, 59002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb580, 0x1b30, 0x2e20, 0xb380, 59102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb5c0, 0x1bd8, 0x2cc0, 0xb320, 59202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1c60, 0x2b80, 0xb2c0, 59302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1cf8, 0x2a20, 0xb260, 59402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1d80, 0x28e0, 0xb200, 59502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5c0, 0x1e08, 0x3f40, 0xb1c0, 59602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb580, 0x1e78, 0x3ce0, 0xb160, 59702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb520, 0x1ed8, 0x3aa0, 0xb120, 59802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb4a0, 0x1f30, 0x3880, 0xb0e0, 59902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb400, 0x1f78, 0x3680, 0xb0a0, 60002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb340, 0x1fb8, 0x34a0, 0xb060, 60102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb240, 0x1fe0, 0x32e0, 0xb040, 60202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb140, 0x1ff8, 0x3160, 0xb020, 603722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 0xb000, 0x3000, 0x0800, 0x3000, 0xb000 604722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson}; 605722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 60602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic const u16 uv_static_hcoeffs[N_HORIZ_UV_TAPS * N_PHASES] = { 60702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0x1800, 0x1800, 0xb000, 0x18d0, 0x2e60, 60802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb000, 0x1990, 0x2ce0, 0xb020, 0x1a68, 0x2b40, 60902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb040, 0x1b20, 0x29e0, 0xb060, 0x1bd8, 0x2880, 61002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb080, 0x1c88, 0x3e60, 0xb0a0, 0x1d28, 0x3c00, 61102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb0c0, 0x1db8, 0x39e0, 0xb0e0, 0x1e40, 0x37e0, 61202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb100, 0x1eb8, 0x3620, 0xb100, 0x1f18, 0x34a0, 61302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb100, 0x1f68, 0x3360, 0xb0e0, 0x1fa8, 0x3240, 61402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb0c0, 0x1fe0, 0x3140, 0xb060, 0x1ff0, 0x30a0, 615722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 0x3000, 0x0800, 0x3000 616722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson}; 61702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 61802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_polyphase_filter(struct overlay_registers *regs) 61902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 62002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memcpy(regs->Y_HCOEFS, y_static_hcoeffs, sizeof(y_static_hcoeffs)); 62102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memcpy(regs->UV_HCOEFS, uv_static_hcoeffs, sizeof(uv_static_hcoeffs)); 62202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 62302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 62402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool update_scaling_factors(struct intel_overlay *overlay, 62502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs, 62602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct put_image_params *params) 62702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 62802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* fixed point with a 12 bit shift */ 62902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 xscale, yscale, xscale_UV, yscale_UV; 63002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define FP_SHIFT 12 63102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define FRACT_MASK 0xfff 63202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter bool scale_changed = false; 63302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(params->format); 63402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(params->format); 63502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 63602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->dst_w > 1) 63702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter xscale = ((params->src_scan_w - 1) << FP_SHIFT) 63802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /(params->dst_w); 63902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 64002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter xscale = 1 << FP_SHIFT; 64102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 64202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->dst_h > 1) 64302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter yscale = ((params->src_scan_h - 1) << FP_SHIFT) 64402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /(params->dst_h); 64502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 64602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter yscale = 1 << FP_SHIFT; 64702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 64802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /*if (params->format & I915_OVERLAY_YUV_PLANAR) {*/ 649722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale_UV = xscale/uv_hscale; 650722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale_UV = yscale/uv_vscale; 651722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* make the Y scale to UV scale ratio an exact multiply */ 652722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale = xscale_UV * uv_hscale; 653722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale = yscale_UV * uv_vscale; 65402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /*} else { 655722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale_UV = 0; 656722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale_UV = 0; 657722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson }*/ 65802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 65902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (xscale != overlay->old_xscale || yscale != overlay->old_yscale) 66002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter scale_changed = true; 66102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_xscale = xscale; 66202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_yscale = yscale; 66302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 664722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->YRGBSCALE = (((yscale & FRACT_MASK) << 20) | 665722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale >> FP_SHIFT) << 16) | 666722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale & FRACT_MASK) << 3)); 667722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 668722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->UVSCALE = (((yscale_UV & FRACT_MASK) << 20) | 669722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale_UV >> FP_SHIFT) << 16) | 670722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale_UV & FRACT_MASK) << 3)); 671722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 672722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->UVSCALEV = ((((yscale >> FP_SHIFT) << 16) | 673722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((yscale_UV >> FP_SHIFT) << 0))); 67402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 67502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (scale_changed) 67602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_polyphase_filter(regs); 67702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 67802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return scale_changed; 67902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 68002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 68102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_colorkey(struct intel_overlay *overlay, 68202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs) 68302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 68402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 key = overlay->color_key; 6856ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 68602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (overlay->crtc->base.fb->bits_per_pixel) { 687722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 8: 688722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = 0; 689722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB8I_MASK | DST_KEY_ENABLE; 6906ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 6916ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 692722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 16: 693722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (overlay->crtc->base.fb->depth == 15) { 694722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = RGB15_TO_COLORKEY(key); 695722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB15_MASK | DST_KEY_ENABLE; 696722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson } else { 697722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = RGB16_TO_COLORKEY(key); 698722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB16_MASK | DST_KEY_ENABLE; 699722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson } 7006ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 7016ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 702722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 24: 703722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 32: 704722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = key; 705722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB24_MASK | DST_KEY_ENABLE; 7066ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 70702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 70802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 70902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 71002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic u32 overlay_cmd_reg(struct put_image_params *params) 71102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 71202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 cmd = OCMD_ENABLE | OCMD_BUF_TYPE_FRAME | OCMD_BUFFER0; 71302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 71402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PLANAR) { 71502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_DEPTH_MASK) { 716722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 717722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_422_PLANAR; 718722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 719722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 720722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_420_PLANAR; 721722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 722722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 723722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 724722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_410_PLANAR; 725722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 72602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 72702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { /* YUV packed */ 72802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_DEPTH_MASK) { 729722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 730722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_422_PACKED; 731722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 732722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 733722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_411_PACKED; 734722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 73502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 73602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 73702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_SWAP_MASK) { 738722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_NO_SWAP: 739722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 740722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_UV_SWAP: 741722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_UV_SWAP; 742722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 743722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_Y_SWAP: 744722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_Y_SWAP; 745722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 746722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_Y_AND_UV_SWAP: 747722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_Y_AND_UV_SWAP; 748722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 74902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 75002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 75102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 75202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return cmd; 75302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 75402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 7555fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilsonstatic int intel_overlay_do_put_image(struct intel_overlay *overlay, 7565fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilson struct drm_gem_object *new_bo, 7575fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilson struct put_image_params *params) 75802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 75902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret, tmp_width; 76002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 76102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter bool scale_changed = false; 76223010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter struct drm_i915_gem_object *bo_priv = to_intel_bo(new_bo); 76302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 76402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 76502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->struct_mutex)); 76602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->mode_config.mutex)); 76702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay); 76802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 76902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_release_old_vid(overlay); 77002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 77102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 77202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 77302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_pin(new_bo, PAGE_SIZE); 77402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 77502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 77602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 77702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_set_to_gtt_domain(new_bo, 0); 77802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 77902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 78002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 78102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay->active) { 7828d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 78302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 78402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 78502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 78602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 78702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG = OCONF_CC_OUT_8BIT; 78802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I965GM(overlay->dev)) 78902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG |= OCONF_CSC_MODE_BT709; 79002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG |= overlay->crtc->pipe == 0 ? 79102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OCONF_PIPE_A : OCONF_PIPE_B; 7929bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 79302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 79402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_on(overlay); 79502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 79602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 79702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 79802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 7998d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 80002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 80102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 80202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 80302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 80402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 80502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->DWINPOS = (params->dst_y << 16) | params->dst_x; 80602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->DWINSZ = (params->dst_h << 16) | params->dst_w; 80702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 80802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PACKED) 80902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_width = packed_width_bytes(params->format, params->src_w); 81002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 81102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_width = params->src_w; 81202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 81302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTH = params->src_w; 81402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTHSW = calc_swidthsw(overlay->dev, 815722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->offset_Y, tmp_width); 81602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SHEIGHT = params->src_h; 81702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0Y = bo_priv->gtt_offset + params-> offset_Y; 81802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OSTRIDE = params->stride_Y; 81902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 82002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PLANAR) { 82102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(params->format); 82202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(params->format); 82302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp_U, tmp_V; 82402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTH |= (params->src_w/uv_hscale) << 16; 82502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_U = calc_swidthsw(overlay->dev, params->offset_U, 826722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_w/uv_hscale); 82702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_V = calc_swidthsw(overlay->dev, params->offset_V, 828722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_w/uv_hscale); 82902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTHSW |= max_t(u32, tmp_U, tmp_V) << 16; 83002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SHEIGHT |= (params->src_h/uv_vscale) << 16; 83102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0U = bo_priv->gtt_offset + params->offset_U; 83202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0V = bo_priv->gtt_offset + params->offset_V; 83302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OSTRIDE |= params->stride_UV << 16; 83402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 83502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 83602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter scale_changed = update_scaling_factors(overlay, regs, params); 83702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 83802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_colorkey(overlay, regs); 83902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 84002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCMD = overlay_cmd_reg(params); 84102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8429bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 84302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8448dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson ret = intel_overlay_continue(overlay, scale_changed); 8458dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (ret) 8468dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson goto out_unpin; 84702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 84802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_vid_bo = overlay->vid_bo; 84923010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter overlay->vid_bo = to_intel_bo(new_bo); 85002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 85102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 85202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 85302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unpin: 85402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter i915_gem_object_unpin(new_bo); 85502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 85602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 85702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 85802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterint intel_overlay_switch_off(struct intel_overlay *overlay) 85902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 86002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 86102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 86202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 86302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 86402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->struct_mutex)); 86502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->mode_config.mutex)); 86602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8679bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter if (overlay->hw_wedged) { 8689bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter ret = intel_overlay_recover_from_interrupt(overlay, 1); 8699bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter if (ret != 0) 8709bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter return ret; 8719bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter } 8729bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter 87302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay->active) 87402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 87502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 87602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_release_old_vid(overlay); 87702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 87802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 87902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8808d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 88102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCMD = 0; 8829bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 88302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 88402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_off(overlay); 88503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (ret != 0) 88603f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 88703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 88812ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter intel_overlay_off_tail(overlay); 88902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 89002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 89102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 89202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 89302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_possible_on_crtc(struct intel_overlay *overlay, 89402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_crtc *crtc) 89502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 896722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = overlay->dev->dev_private; 89702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 pipeconf; 89802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int pipeconf_reg = (crtc->pipe == 0) ? PIPEACONF : PIPEBCONF; 89902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!crtc->base.enabled || crtc->dpms_mode != DRM_MODE_DPMS_ON) 90102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 90202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter pipeconf = I915_READ(pipeconf_reg); 90402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* can't use the overlay with double wide pipe */ 90602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!IS_I965G(overlay->dev) && pipeconf & PIPEACONF_DOUBLE_WIDE) 90702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 90802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 91002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 91102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 91202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_pfit_vscale_ratio(struct intel_overlay *overlay) 91302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 91402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 915722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 91602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 pfit_control = I915_READ(PFIT_CONTROL); 917446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson u32 ratio; 91802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 91902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* XXX: This is not the same logic as in the xorg driver, but more in 920446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson * line with the intel documentation for the i965 921446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson */ 922446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson if (!IS_I965G(dev)) { 923446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson if (pfit_control & VERT_AUTO_SCALE) 924446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_AUTO_RATIOS); 92502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 926446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_PGM_RATIOS); 927446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio >>= PFIT_VERT_SCALE_SHIFT; 928446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson } else { /* on i965 use the PGM reg to read out the autoscaler values */ 929446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_PGM_RATIOS) >> PFIT_VERT_SCALE_SHIFT_965; 93002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 93102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 93202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_vscale_ratio = ratio; 93302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 93402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 93502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_dst(struct intel_overlay *overlay, 93602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *rec) 93702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 93802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_display_mode *mode = &overlay->crtc->base.mode; 93902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 940722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->dst_x < mode->crtc_hdisplay && 941722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_x + rec->dst_width <= mode->crtc_hdisplay && 942722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_y < mode->crtc_vdisplay && 943722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_y + rec->dst_height <= mode->crtc_vdisplay) 94402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 94502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 94602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 94702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 94802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 94902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_scaling(struct put_image_params *rec) 95002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 95102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp; 95202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 95302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* downscaling limit is 8.0 */ 95402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = ((rec->src_scan_h << 16) / rec->dst_h) >> 16; 95502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp > 7) 95602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 95702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = ((rec->src_scan_w << 16) / rec->dst_w) >> 16; 95802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp > 7) 95902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 96002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 96102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 96202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 96302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 96402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_src(struct drm_device *dev, 96502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *rec, 96602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *new_bo) 96702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 96802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(rec->flags); 96902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(rec->flags); 9709f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson u32 stride_mask, depth, tmp; 97102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 97202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check src dimensions */ 97302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_845G(dev) || IS_I830(dev)) { 974722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height > IMAGE_MAX_HEIGHT_LEGACY || 9759f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width > IMAGE_MAX_WIDTH_LEGACY) 97602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 97702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 978722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height > IMAGE_MAX_HEIGHT || 9799f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width > IMAGE_MAX_WIDTH) 98002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 98102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 9829f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 98302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* better safe than sorry, use 4 as the maximal subsampling ratio */ 984722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height < N_VERT_Y_TAPS*4 || 9859f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width < N_HORIZ_Y_TAPS*4) 98602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 98702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 988a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson /* check alignment constraints */ 98902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (rec->flags & I915_OVERLAY_TYPE_MASK) { 990722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_RGB: 991722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* not implemented */ 992722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 9939f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 994722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PACKED: 995722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (uv_vscale != 1) 99602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 9979f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 9989f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson depth = packed_depth_bytes(rec->flags); 999722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (depth < 0) 1000722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return depth; 10019f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1002722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* ignore UV planes */ 1003722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->stride_UV = 0; 1004722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_U = 0; 1005722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_V = 0; 1006722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* check pixel alignment */ 1007722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y % depth) 1008722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1009722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 10109f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1011722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PLANAR: 1012722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (uv_vscale < 0 || uv_hscale < 0) 101302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1014722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* no offset restrictions for planar formats */ 1015722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 10169f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1017722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 1018722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 101902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 102002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 102102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (rec->src_width % uv_hscale) 102202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 102302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 102402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* stride checking */ 1025a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson if (IS_I830(dev) || IS_845G(dev)) 1026a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson stride_mask = 255; 1027a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson else 1028a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson stride_mask = 63; 102902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 103002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (rec->stride_Y & stride_mask || rec->stride_UV & stride_mask) 103102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 103202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I965G(dev) && rec->stride_Y < 512) 103302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 103402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 103502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = (rec->flags & I915_OVERLAY_TYPE_MASK) == I915_OVERLAY_YUV_PLANAR ? 10369f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 4096 : 8192; 10379f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson if (rec->stride_Y > tmp || rec->stride_UV > 2*1024) 103802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 103902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 104002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check buffer dimensions */ 104102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (rec->flags & I915_OVERLAY_TYPE_MASK) { 1042722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_RGB: 1043722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PACKED: 1044722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* always 4 Y values per depth pixels */ 1045722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (packed_width_bytes(rec->flags, rec->src_width) > rec->stride_Y) 1046722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1047722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 1048722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson tmp = rec->stride_Y*rec->src_height; 1049722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y + tmp > new_bo->size) 1050722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1051722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 1052722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 1053722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PLANAR: 1054722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_width > rec->stride_Y) 1055722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1056722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_width/uv_hscale > rec->stride_UV) 1057722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1058722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 10599f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson tmp = rec->stride_Y * rec->src_height; 1060722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y + tmp > new_bo->size) 1061722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 10629f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 10639f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson tmp = rec->stride_UV * (rec->src_height / uv_vscale); 1064722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_U + tmp > new_bo->size || 1065722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_V + tmp > new_bo->size) 1066722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1067722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 106802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 106902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 107002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 107102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 107202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 107302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterint intel_overlay_put_image(struct drm_device *dev, void *data, 107402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_file *file_priv) 107502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 107602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *put_image_rec = data; 107702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 107802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 107902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_mode_object *drmmode_obj; 108002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_crtc *crtc; 108102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *new_bo; 108202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct put_image_params *params; 108302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 108402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 108502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!dev_priv) { 108602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("called with no initialization\n"); 108702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 108802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 108902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 109002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = dev_priv->overlay; 109102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) { 109202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("userspace bug: no overlay\n"); 109302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENODEV; 109402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 109502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 109602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!(put_image_rec->flags & I915_OVERLAY_ENABLE)) { 109702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 109802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 109902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_switch_off(overlay); 110102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 110302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 110402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 110602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 110702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params = kmalloc(sizeof(struct put_image_params), GFP_KERNEL); 110902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!params) 111002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENOMEM; 111102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 111202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drmmode_obj = drm_mode_object_find(dev, put_image_rec->crtc_id, 1113722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson DRM_MODE_OBJECT_CRTC); 1114915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter if (!drmmode_obj) { 1115915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter ret = -ENOENT; 1116915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter goto out_free; 1117915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter } 111802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter crtc = to_intel_crtc(obj_to_crtc(drmmode_obj)); 111902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 112002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter new_bo = drm_gem_object_lookup(dev, file_priv, 1121722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson put_image_rec->bo_handle); 1122915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter if (!new_bo) { 1123915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter ret = -ENOENT; 1124915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter goto out_free; 1125915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter } 112602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 112702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 112802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 112902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 113003f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (overlay->hw_wedged) { 113103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter ret = intel_overlay_recover_from_interrupt(overlay, 1); 113203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (ret != 0) 113303f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter goto out_unlock; 113403f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter } 113503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 113602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->crtc != crtc) { 113702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_display_mode *mode = &crtc->base.mode; 113802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_switch_off(overlay); 113902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 114002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 114102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 114202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_possible_on_crtc(overlay, crtc); 114302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 114402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 114502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 114602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->crtc = crtc; 114702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter crtc->overlay = overlay; 114802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 114902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (intel_panel_fitter_pipe(dev) == crtc->pipe 115002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* and line to wide, i.e. one-line-mode */ 115102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter && mode->hdisplay > 1024) { 115202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_active = 1; 115302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_pfit_vscale_ratio(overlay); 115402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else 115502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_active = 0; 115602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 115702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 115802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_dst(overlay, put_image_rec); 115902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 116002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 116102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 116202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->pfit_active) { 116302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_y = ((((u32)put_image_rec->dst_y) << 12) / 1164722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->pfit_vscale_ratio); 116502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* shifting right rounds downwards, so add 1 */ 116602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_h = ((((u32)put_image_rec->dst_height) << 12) / 1167722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->pfit_vscale_ratio) + 1; 116802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 116902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_y = put_image_rec->dst_y; 117002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_h = put_image_rec->dst_height; 117102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 117202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_x = put_image_rec->dst_x; 117302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_w = put_image_rec->dst_width; 117402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 117502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_w = put_image_rec->src_width; 117602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_h = put_image_rec->src_height; 117702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_scan_w = put_image_rec->src_scan_width; 117802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_scan_h = put_image_rec->src_scan_height; 1179722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (params->src_scan_h > params->src_h || 1180722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_scan_w > params->src_w) { 118102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -EINVAL; 118202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 118302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 118402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 118502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_src(dev, put_image_rec, new_bo); 118602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 118702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 118802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->format = put_image_rec->flags & ~I915_OVERLAY_FLAGS_MASK; 118902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->stride_Y = put_image_rec->stride_Y; 119002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->stride_UV = put_image_rec->stride_UV; 119102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_Y = put_image_rec->offset_Y; 119202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_U = put_image_rec->offset_U; 119302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_V = put_image_rec->offset_V; 119402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 119502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* Check scaling after src size to prevent a divide-by-zero. */ 119602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_scaling(params); 119702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 119802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 119902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_do_put_image(overlay, new_bo, params); 120102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 120202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 120302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 120502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 120602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(params); 120802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 121002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 121102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unlock: 121202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 121302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 1214bc9025bdc4e2b591734cca17697093845007b63dLuca Barbieri drm_gem_object_unreference_unlocked(new_bo); 1215915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenterout_free: 121602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(params); 121702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 121802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 121902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 122002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 122102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_reg_attrs(struct intel_overlay *overlay, 122202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs) 122302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 122402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCLRC0 = (overlay->contrast << 18) | (overlay->brightness & 0xff); 122502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCLRC1 = overlay->saturation; 122602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 122702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 122802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool check_gamma_bounds(u32 gamma1, u32 gamma2) 122902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 123002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int i; 123102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 123202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (gamma1 & 0xff000000 || gamma2 & 0xff000000) 123302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 123402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 123502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter for (i = 0; i < 3; i++) { 1236722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (((gamma1 >> i*8) & 0xff) >= ((gamma2 >> i*8) & 0xff)) 123702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 123802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 123902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 124002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return true; 124102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 124202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 124302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool check_gamma5_errata(u32 gamma5) 124402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 124502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int i; 124602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 124702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter for (i = 0; i < 3; i++) { 124802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (((gamma5 >> i*8) & 0xff) == 0x80) 124902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 125002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 125102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 125202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return true; 125302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 125402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 125502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_gamma(struct drm_intel_overlay_attrs *attrs) 125602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 1257722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (!check_gamma_bounds(0, attrs->gamma0) || 1258722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma0, attrs->gamma1) || 1259722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma1, attrs->gamma2) || 1260722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma2, attrs->gamma3) || 1261722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma3, attrs->gamma4) || 1262722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma4, attrs->gamma5) || 1263722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma5, 0x00ffffff)) 126402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1265722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 126602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!check_gamma5_errata(attrs->gamma5)) 126702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1268722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 126902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 127002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 127102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 127202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterint intel_overlay_attrs(struct drm_device *dev, void *data, 127302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_file *file_priv) 127402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 127502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_attrs *attrs = data; 127602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 127702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 127802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 127902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 128002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 128102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!dev_priv) { 128202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("called with no initialization\n"); 128302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 128402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 128502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 128602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = dev_priv->overlay; 128702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) { 128802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("userspace bug: no overlay\n"); 128902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENODEV; 129002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 129102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 129202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 129302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 129402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 129560fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson ret = -EINVAL; 129602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!(attrs->flags & I915_OVERLAY_UPDATE_ATTRS)) { 129760fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson attrs->color_key = overlay->color_key; 129802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->brightness = overlay->brightness; 129960fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson attrs->contrast = overlay->contrast; 130002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->saturation = overlay->saturation; 130102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 130202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) { 130302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma0 = I915_READ(OGAMC0); 130402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma1 = I915_READ(OGAMC1); 130502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma2 = I915_READ(OGAMC2); 130602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma3 = I915_READ(OGAMC3); 130702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma4 = I915_READ(OGAMC4); 130802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma5 = I915_READ(OGAMC5); 130902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 131002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 131160fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->brightness < -128 || attrs->brightness > 127) 131202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 131360fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->contrast > 255) 131402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 131560fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->saturation > 1023) 131602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 131760fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson 131860fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->color_key = attrs->color_key; 131960fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->brightness = attrs->brightness; 132060fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->contrast = attrs->contrast; 132160fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->saturation = attrs->saturation; 132202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 13238d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 132402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 132502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 132602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 132702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 132802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 132902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_reg_attrs(overlay, regs); 133002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 13319bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 133202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 133302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (attrs->flags & I915_OVERLAY_UPDATE_GAMMA) { 133460fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (!IS_I9XX(dev)) 133502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 133602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 133702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->active) { 133802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -EBUSY; 133902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 134002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 134102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 134202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_gamma(attrs); 134360fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (ret) 134402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 134502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 134602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC0, attrs->gamma0); 134702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC1, attrs->gamma1); 134802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC2, attrs->gamma2); 134902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC3, attrs->gamma3); 135002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC4, attrs->gamma4); 135102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC5, attrs->gamma5); 135202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 135302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 135402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 135560fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson ret = 0; 135602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unlock: 135702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 135802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 135902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 136002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 136102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 136202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 136302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vettervoid intel_setup_overlay(struct drm_device *dev) 136402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 136502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 136602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 136702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *reg_bo; 136802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 136902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 137002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 137131578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (!HAS_OVERLAY(dev)) 137202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 137302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 137402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = kzalloc(sizeof(struct intel_overlay), GFP_KERNEL); 137502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) 137602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 137702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->dev = dev; 137802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1379ac52bc56de25535a907ef07f8755f1387b89b0f5Daniel Vetter reg_bo = i915_gem_alloc_object(dev, PAGE_SIZE); 138002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!reg_bo) 138102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free; 138223010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter overlay->reg_bo = to_intel_bo(reg_bo); 138302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 138431578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (OVERLAY_NEEDS_PHYSICAL(dev)) { 138531578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson ret = i915_gem_attach_phys_object(dev, reg_bo, 138631578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson I915_GEM_PHYS_OVERLAY_REGS, 1387a29301288f1840bdf9c5456da9cd7c944436edd5Chris Wilson PAGE_SIZE); 138831578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (ret) { 138931578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson DRM_ERROR("failed to attach phys overlay regs\n"); 139031578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson goto out_free_bo; 139131578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson } 139231578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson overlay->flip_addr = overlay->reg_bo->phys_obj->handle->busaddr; 139331578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson } else { 139402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_pin(reg_bo, PAGE_SIZE); 139502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret) { 139602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("failed to pin overlay register bo\n"); 139702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free_bo; 139802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 139902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->flip_addr = overlay->reg_bo->gtt_offset; 14000ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson 14010ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson ret = i915_gem_object_set_to_gtt_domain(reg_bo, true); 14020ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson if (ret) { 14030ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson DRM_ERROR("failed to move overlay register bo into the GTT\n"); 14040ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson goto out_unpin_bo; 14050ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson } 140602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 140702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 140802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* init all values */ 140902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->color_key = 0x0101fe; 141002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->brightness = -19; 141102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->contrast = 75; 141202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->saturation = 146; 141302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14148d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 141502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) 141602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free_bo; 141702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 141802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memset(regs, 0, sizeof(struct overlay_registers)); 141902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_polyphase_filter(regs); 142002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_reg_attrs(overlay, regs); 142102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14229bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 142302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 142402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter dev_priv->overlay = overlay; 142502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_INFO("initialized overlay support\n"); 142602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 142702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14280ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilsonout_unpin_bo: 14290ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson i915_gem_object_unpin(reg_bo); 143002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_free_bo: 143102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_gem_object_unreference(reg_bo); 143202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_free: 143302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(overlay); 143402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 143502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 143602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 143702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vettervoid intel_cleanup_overlay(struct drm_device *dev) 143802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 1439722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 144002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 144162cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson if (!dev_priv->overlay) 144262cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson return; 144302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 144462cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson /* The bo's should be free'd by the generic code already. 144562cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson * Furthermore modesetting teardown happens beforehand so the 144662cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson * hardware should be off already */ 144762cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson BUG_ON(dev_priv->overlay->active); 144862cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson 144962cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson drm_gem_object_unreference_unlocked(&dev_priv->overlay->reg_bo->base); 145062cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson kfree(dev_priv->overlay); 145102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 14526ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14536ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonstruct intel_overlay_error_state { 14546ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct overlay_registers regs; 14556ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson unsigned long base; 14566ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson u32 dovsta; 14576ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson u32 isr; 14586ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson}; 14596ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14606ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonstruct intel_overlay_error_state * 14616ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonintel_overlay_capture_error_state(struct drm_device *dev) 14626ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson{ 14636ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 14646ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct intel_overlay *overlay = dev_priv->overlay; 14656ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct intel_overlay_error_state *error; 14666ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct overlay_registers __iomem *regs; 14676ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14686ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (!overlay || !overlay->active) 14696ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14706ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14716ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error = kmalloc(sizeof(*error), GFP_ATOMIC); 14726ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (error == NULL) 14736ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14746ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14756ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->dovsta = I915_READ(DOVSTA); 14766ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->isr = I915_READ(ISR); 147731578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 14786ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->base = (long) overlay->reg_bo->phys_obj->handle->vaddr; 147931578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson else 148031578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson error->base = (long) overlay->reg_bo->gtt_offset; 14816ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14828d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs_atomic(overlay, KM_IRQ0); 14836ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (!regs) 14846ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson goto err; 14856ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14866ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson memcpy_fromio(&error->regs, regs, sizeof(struct overlay_registers)); 14879bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs_atomic(overlay, KM_IRQ0, regs); 14886ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14896ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return error; 14906ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14916ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonerr: 14926ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson kfree(error); 14936ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14946ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson} 14956ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14966ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonvoid 14976ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonintel_overlay_print_error_state(struct seq_file *m, struct intel_overlay_error_state *error) 14986ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson{ 14996ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson seq_printf(m, "Overlay, status: 0x%08x, interrupt: 0x%08x\n", 15006ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->dovsta, error->isr); 15016ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson seq_printf(m, " Register file at 0x%08lx:\n", 15026ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->base); 15036ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 15046ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson#define P(x) seq_printf(m, " " #x ": 0x%08x\n", error->regs.x) 15056ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0Y); 15066ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1Y); 15076ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0U); 15086ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0V); 15096ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1U); 15106ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1V); 15116ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTRIDE); 15126ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(YRGB_VPH); 15136ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UV_VPH); 15146ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(HORZ_PH); 15156ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(INIT_PHS); 15166ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DWINPOS); 15176ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DWINSZ); 15186ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SWIDTH); 15196ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SWIDTHSW); 15206ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SHEIGHT); 15216ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(YRGBSCALE); 15226ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UVSCALE); 15236ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCLRC0); 15246ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCLRC1); 15256ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DCLRKV); 15266ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DCLRKM); 15276ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKVH); 15286ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKVL); 15296ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKEN); 15306ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCONFIG); 15316ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCMD); 15326ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0Y); 15336ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1Y); 15346ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0U); 15356ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0V); 15366ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1U); 15376ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1V); 15386ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0Y); 15396ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1Y); 15406ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0U); 15416ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0V); 15426ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1U); 15436ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1V); 15446ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(FASTHSCALE); 15456ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UVSCALEV); 15466ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson#undef P 15476ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson} 1548