apply.c revision 3ab15b2aa70369e0360f12e35e47bca1a269138b
158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen/* 258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * Copyright (C) 2011 Texas Instruments 358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> 458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * This program is free software; you can redistribute it and/or modify it 658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * under the terms of the GNU General Public License version 2 as published by 758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * the Free Software Foundation. 858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * This program is distributed in the hope that it will be useful, but WITHOUT 1058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 1258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * more details. 1358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 1458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * You should have received a copy of the GNU General Public License along with 1558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * this program. If not, see <http://www.gnu.org/licenses/>. 1658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen */ 1758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 1858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#define DSS_SUBSYS_NAME "APPLY" 1958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 2058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include <linux/kernel.h> 2158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include <linux/slab.h> 2258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include <linux/spinlock.h> 2358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include <linux/jiffies.h> 2458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 2558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include <video/omapdss.h> 2658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 2758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include "dss.h" 2858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#include "dss_features.h" 2958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 3058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen/* 3158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * We have 4 levels of cache for the dispc settings. First two are in SW and 3258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * the latter two in HW. 3358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 340b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen * set_info() 350b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen * v 3658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 370b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen * | user_info | 3858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 3958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 4058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * apply() 4158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 4258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 43d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen * | info | 4458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 4558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 46f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinen * write_regs() 4758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 4858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 4958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * | shadow registers | 5058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 5158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 5258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * VFP or lcd/digit_enable 5358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * v 5458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 5558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * | registers | 5658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * +--------------------+ 5758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen */ 5858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 59c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinenstruct ovl_priv_data { 60c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 61c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen bool user_info_dirty; 62c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen struct omap_overlay_info user_info; 63c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 640b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen bool info_dirty; 6558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_overlay_info info; 6658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 670b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen bool shadow_info_dirty; 680b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen 69aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen bool extra_info_dirty; 70aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen bool shadow_extra_info_dirty; 71aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 72aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen bool enabled; 735d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen enum omap_channel channel; 746dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen u32 fifo_low, fifo_high; 7558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen}; 7658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 77af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinenstruct mgr_priv_data { 78388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen 79388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen bool user_info_dirty; 80388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen struct omap_overlay_manager_info user_info; 81388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen 820b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen bool info_dirty; 8358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_overlay_manager_info info; 8458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 850b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen bool shadow_info_dirty; 860b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen 8743a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen /* If true, GO bit is up and shadow registers cannot be written. 8843a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen * Never true for manual update displays */ 8943a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen bool busy; 9043a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen 9134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen /* If true, dispc output is enabled */ 9234861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen bool updating; 9334861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 94bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen /* If true, a display is enabled using this manager */ 95bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen bool enabled; 9658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen}; 9758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 9858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenstatic struct { 99c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen struct ovl_priv_data ovl_priv_data_array[MAX_DSS_OVERLAYS]; 100af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen struct mgr_priv_data mgr_priv_data_array[MAX_DSS_MANAGERS]; 10158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen bool irq_enabled; 103d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen} dss_data; 10458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 105d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen/* protects dss_data */ 106063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinenstatic spinlock_t data_lock; 1075558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen/* lock for blocking functions */ 1085558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinenstatic DEFINE_MUTEX(apply_lock); 109f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinenstatic DECLARE_COMPLETION(extra_updated_completion); 110063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen 11175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinenstatic void dss_register_vsync_isr(void); 11275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 113c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinenstatic struct ovl_priv_data *get_ovl_priv(struct omap_overlay *ovl) 114c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen{ 115d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen return &dss_data.ovl_priv_data_array[ovl->id]; 116c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen} 117c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen 118af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinenstatic struct mgr_priv_data *get_mgr_priv(struct omap_overlay_manager *mgr) 119af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen{ 120d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen return &dss_data.mgr_priv_data_array[mgr->id]; 121af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen} 122af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen 12358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenvoid dss_apply_init(void) 12458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 125c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen const int num_ovls = dss_feat_get_num_ovls(); 126c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen int i; 127c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 128063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_lock_init(&data_lock); 129c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 130c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen for (i = 0; i < num_ovls; ++i) { 131c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen struct ovl_priv_data *op; 132c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 133c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op = &dss_data.ovl_priv_data_array[i]; 134c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 135c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info.global_alpha = 255; 136c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 137c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen switch (i) { 138c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen case 0: 139c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info.zorder = 0; 140c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen break; 141c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen case 1: 142c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info.zorder = 143c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 3 : 0; 144c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen break; 145c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen case 2: 146c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info.zorder = 147c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 2 : 0; 148c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen break; 149c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen case 3: 150c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info.zorder = 151c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 1 : 0; 152c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen break; 153c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen } 154c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen 155c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->user_info = op->info; 156c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen } 15758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 15858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 15958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenstatic bool ovl_manual_update(struct omap_overlay *ovl) 16058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 16158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return ovl->manager->device->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; 16258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 16358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 16458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenstatic bool mgr_manual_update(struct omap_overlay_manager *mgr) 16558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 16658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return mgr->device->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; 16758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 16858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 16939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen/* Check if overlay parameters are compatible with display */ 17039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_ovl_check(struct omap_overlay *ovl, 17139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info *info, struct omap_dss_device *dssdev) 17239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 17339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen u16 outw, outh; 17439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen u16 dw, dh; 17539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 17639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (dssdev == NULL) 17739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return 0; 17839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 17939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen dssdev->driver->get_resolution(dssdev, &dw, &dh); 18039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 18139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { 18239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outw = info->width; 18339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outh = info->height; 18439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } else { 18539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (info->out_width == 0) 18639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outw = info->width; 18739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen else 18839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outw = info->out_width; 18939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 19039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (info->out_height == 0) 19139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outh = info->height; 19239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen else 19339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen outh = info->out_height; 19439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 19539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 19639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (dw < info->pos_x + outw) { 19739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("overlay %d horizontally not inside the display area " 19839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen "(%d + %d >= %d)\n", 19939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen ovl->id, info->pos_x, outw, dw); 20039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return -EINVAL; 20139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 20239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 20339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (dh < info->pos_y + outh) { 20439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("overlay %d vertically not inside the display area " 20539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen "(%d + %d >= %d)\n", 20639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen ovl->id, info->pos_y, outh, dh); 20739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return -EINVAL; 20839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 20939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 21039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return 0; 21139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 21239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 21339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_mgr_check_zorder(struct omap_overlay_manager *mgr, 21439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info **overlay_infos) 21539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 21639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay *ovl1, *ovl2; 21739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct ovl_priv_data *op1, *op2; 21839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info *info1, *info2; 21939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 22039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen list_for_each_entry(ovl1, &mgr->overlays, list) { 22139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen op1 = get_ovl_priv(ovl1); 22239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen info1 = overlay_infos[ovl1->id]; 22339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 22439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (info1 == NULL) 22539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen continue; 22639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 22739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen list_for_each_entry(ovl2, &mgr->overlays, list) { 22839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (ovl1 == ovl2) 22939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen continue; 23039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 23139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen op2 = get_ovl_priv(ovl2); 23239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen info2 = overlay_infos[ovl2->id]; 23339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 23439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (info2 == NULL) 23539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen continue; 23639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 23739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (info1->zorder == info2->zorder) { 23839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("overlays %d and %d have the same " 23939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen "zorder %d\n", 24039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen ovl1->id, ovl2->id, info1->zorder); 24139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return -EINVAL; 24239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 24339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 24439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 24539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 24639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return 0; 24739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 24839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 24939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_mgr_check(struct omap_overlay_manager *mgr, 25039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_dss_device *dssdev, 25139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_manager_info *info, 25239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info **overlay_infos) 25339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 25439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay *ovl; 25539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 25639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 25739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (dss_has_feature(FEAT_ALPHA_FREE_ZORDER)) { 25839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_mgr_check_zorder(mgr, overlay_infos); 25939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) 26039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return r; 26139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 26239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 26339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 26439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info *oi; 26539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 26639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 26739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen oi = overlay_infos[ovl->id]; 26839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 26939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (oi == NULL) 27039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen continue; 27139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 27239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_ovl_check(ovl, oi, dssdev); 27339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) 27439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return r; 27539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 27639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 27739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return 0; 27839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 27939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_check_settings_low(struct omap_overlay_manager *mgr, 28039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_dss_device *dssdev, bool applying) 28139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 28239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info *oi; 28339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_manager_info *mi; 28439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay *ovl; 28539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_overlay_info *ois[MAX_DSS_OVERLAYS]; 28639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct ovl_priv_data *op; 28739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct mgr_priv_data *mp; 28839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 28939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mp = get_mgr_priv(mgr); 29039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 29139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (applying && mp->user_info_dirty) 29239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mi = &mp->user_info; 29339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen else 29439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mi = &mp->info; 29539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 29639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen /* collect the infos to be tested into the array */ 29739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 29839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen op = get_ovl_priv(ovl); 29939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 30039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (!op->enabled) 30139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen oi = NULL; 30239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen else if (applying && op->user_info_dirty) 30339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen oi = &op->user_info; 30439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen else 30539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen oi = &op->info; 30639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 30739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen ois[ovl->id] = oi; 30839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 30939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 31039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return dss_mgr_check(mgr, dssdev, mi, ois); 31139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 31239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 31339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen/* 31439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen * check manager and overlay settings using overlay_info from data->info 31539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen */ 31639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_check_settings(struct omap_overlay_manager *mgr, 31739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_dss_device *dssdev) 31839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 31939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return dss_check_settings_low(mgr, dssdev, false); 32039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 32139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 32239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen/* 32339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen * check manager and overlay settings using overlay_info from ovl->info if 32439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen * dirty and from data->info otherwise 32539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen */ 32639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenstatic int dss_check_settings_apply(struct omap_overlay_manager *mgr, 32739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen struct omap_dss_device *dssdev) 32839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen{ 32939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return dss_check_settings_low(mgr, dssdev, true); 33039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen} 33139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 33275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinenstatic bool need_isr(void) 33375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen{ 33475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen const int num_mgrs = dss_feat_get_num_mgrs(); 33575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen int i; 33675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 33775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen for (i = 0; i < num_mgrs; ++i) { 33875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct omap_overlay_manager *mgr; 33975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct mgr_priv_data *mp; 34075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct omap_overlay *ovl; 34175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 34275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 34375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen mp = get_mgr_priv(mgr); 34475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 34575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!mp->enabled) 34675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen continue; 34775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 34834861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mgr_manual_update(mgr)) { 34934861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen /* to catch FRAMEDONE */ 35034861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mp->updating) 35134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen return true; 35234861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen } else { 35334861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen /* to catch GO bit going down */ 35434861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mp->busy) 35534861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen return true; 35675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 35734861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen /* to write new values to registers */ 3580b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen if (mp->info_dirty) 35934861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen return true; 36075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 3619f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen /* to set GO bit */ 3629f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen if (mp->shadow_info_dirty) 3639f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen return true; 3649f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen 36534861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 36634861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen struct ovl_priv_data *op; 36775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 36834861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen op = get_ovl_priv(ovl); 36975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 3709f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen /* 3719f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen * NOTE: we check extra_info flags even for 3729f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen * disabled overlays, as extra_infos need to be 3739f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen * always written. 3749f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen */ 3759f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen 3769f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen /* to write new values to registers */ 3779f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen if (op->extra_info_dirty) 3789f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen return true; 3799f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen 3809f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen /* to set GO bit */ 3819f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen if (op->shadow_extra_info_dirty) 3829f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen return true; 3839f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen 38434861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (!op->enabled) 38534861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen continue; 38675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 38734861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen /* to write new values to registers */ 3889f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen if (op->info_dirty) 3899f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen return true; 3909f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen 3919f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen /* to set GO bit */ 3929f808956d3cd07c8dc69e213931b19bad56344fbTomi Valkeinen if (op->shadow_info_dirty) 39334861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen return true; 39434861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen } 39575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen } 39675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen } 39775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 39875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return false; 39975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen} 40075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 40175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinenstatic bool need_go(struct omap_overlay_manager *mgr) 40275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen{ 40375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct omap_overlay *ovl; 40475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct mgr_priv_data *mp; 40575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct ovl_priv_data *op; 40675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 40775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen mp = get_mgr_priv(mgr); 40875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 4090b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen if (mp->shadow_info_dirty) 41075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return true; 41175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 41275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 41375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen op = get_ovl_priv(ovl); 4140b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen if (op->shadow_info_dirty || op->shadow_extra_info_dirty) 41575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return true; 41675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen } 41775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 41875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return false; 41975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen} 42075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 421f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen/* returns true if an extra_info field is currently being updated */ 422f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinenstatic bool extra_info_update_ongoing(void) 423f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen{ 424f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen const int num_ovls = omap_dss_get_num_overlays(); 425f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen struct ovl_priv_data *op; 426f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen struct omap_overlay *ovl; 427f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen struct mgr_priv_data *mp; 428f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen int i; 429f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen bool eid; 430f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 431f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen for (i = 0; i < num_ovls; ++i) { 432f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen ovl = omap_dss_get_overlay(i); 433f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen op = get_ovl_priv(ovl); 434f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 435f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen mp = get_mgr_priv(ovl->manager); 436f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 437f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen if (!mp->enabled) 438f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen continue; 439f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 440f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen eid = op->extra_info_dirty || op->shadow_extra_info_dirty; 441f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 442f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen if (!eid) 443f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen continue; 444f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 445f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen if (ovl_manual_update(ovl) && !mp->updating) 446f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen continue; 447f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 448f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen return true; 449f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen } 450f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 451f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen return false; 452f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen} 453f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 454f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen/* wait until no extra_info updates are pending */ 455f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinenstatic void wait_pending_extra_info_updates(void) 456f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen{ 457f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen bool updating; 458f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen unsigned long flags; 459f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen unsigned long t; 460f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 461f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 462f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 463f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen updating = extra_info_update_ongoing(); 464f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 465f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen if (!updating) { 466f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 467f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen return; 468f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen } 469f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 470f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen init_completion(&extra_updated_completion); 471f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 472f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 473f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 474f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen t = msecs_to_jiffies(500); 475f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen wait_for_completion_timeout(&extra_updated_completion, t); 476f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 477f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen updating = extra_info_update_ongoing(); 478f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 479f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen WARN_ON(updating); 480f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen} 481f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 48258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenint dss_mgr_wait_for_go(struct omap_overlay_manager *mgr) 48358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 48458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen unsigned long timeout = msecs_to_jiffies(500); 485af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen struct mgr_priv_data *mp; 48658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen u32 irq; 48758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen int r; 48858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen int i; 48958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_dss_device *dssdev = mgr->device; 49058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 49158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) 49258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return 0; 49358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 49458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (mgr_manual_update(mgr)) 49558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return 0; 49658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 497bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen irq = dispc_mgr_get_vsync_irq(mgr->id); 49858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 499af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen mp = get_mgr_priv(mgr); 50058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen i = 0; 50158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen while (1) { 50258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen unsigned long flags; 50358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen bool shadow_dirty, dirty; 50458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 505063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 5060b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen dirty = mp->info_dirty; 5070b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen shadow_dirty = mp->shadow_info_dirty; 508063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 50958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 51058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (!dirty && !shadow_dirty) { 51158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = 0; 51258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 51358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 51458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 51558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen /* 4 iterations is the worst case: 51658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 1 - initial iteration, dirty = true (between VFP and VSYNC) 51758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 2 - first VSYNC, dirty = true 51858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 3 - dirty = false, shadow_dirty = true 51958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 4 - shadow_dirty = false */ 52058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (i++ == 3) { 52158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen DSSERR("mgr(%d)->wait_for_go() not finishing\n", 52258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen mgr->id); 52358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = 0; 52458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 52558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 52658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 52758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); 52858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (r == -ERESTARTSYS) 52958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 53058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 53158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (r) { 53258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen DSSERR("mgr(%d)->wait_for_go() timeout\n", mgr->id); 53358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 53458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 53558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 53658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 53758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return r; 53858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 53958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 54058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenint dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl) 54158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 54258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen unsigned long timeout = msecs_to_jiffies(500); 543c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen struct ovl_priv_data *op; 54458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_dss_device *dssdev; 54558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen u32 irq; 54658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen int r; 54758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen int i; 54858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 54958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (!ovl->manager) 55058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return 0; 55158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 55258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen dssdev = ovl->manager->device; 55358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 55458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) 55558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return 0; 55658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 55758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (ovl_manual_update(ovl)) 55858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return 0; 55958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 560bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen irq = dispc_mgr_get_vsync_irq(ovl->manager->id); 56158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 562c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen op = get_ovl_priv(ovl); 56358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen i = 0; 56458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen while (1) { 56558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen unsigned long flags; 56658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen bool shadow_dirty, dirty; 56758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 568063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 5690b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen dirty = op->info_dirty; 5700b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen shadow_dirty = op->shadow_info_dirty; 571063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 57258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 57358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (!dirty && !shadow_dirty) { 57458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = 0; 57558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 57658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 57758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 57858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen /* 4 iterations is the worst case: 57958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 1 - initial iteration, dirty = true (between VFP and VSYNC) 58058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 2 - first VSYNC, dirty = true 58158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 3 - dirty = false, shadow_dirty = true 58258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen * 4 - shadow_dirty = false */ 58358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (i++ == 3) { 58458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen DSSERR("ovl(%d)->wait_for_go() not finishing\n", 58558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen ovl->id); 58658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = 0; 58758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 58858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 58958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 59058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); 59158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (r == -ERESTARTSYS) 59258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 59358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 59458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (r) { 59558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen DSSERR("ovl(%d)->wait_for_go() timeout\n", ovl->id); 59658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 59758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 59858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 59958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 60058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return r; 60158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 60258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 60375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinenstatic void dss_ovl_write_regs(struct omap_overlay *ovl) 60458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 60575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 60658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_overlay_info *oi; 60758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen bool ilace, replication; 60834861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen struct mgr_priv_data *mp; 60958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen int r; 61058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 611f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinen DSSDBGF("%d", ovl->id); 61258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 6130b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen if (!op->enabled || !op->info_dirty) 61475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return; 61558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 61675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen oi = &op->info; 61758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 61858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen replication = dss_use_replication(ovl->manager->device, oi->color_mode); 61958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 62058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen ilace = ovl->manager->device->type == OMAP_DISPLAY_TYPE_VENC; 62158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 622f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinen r = dispc_ovl_setup(ovl->id, oi, ilace, replication); 62358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen if (r) { 62475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen /* 62575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen * We can't do much here, as this function can be called from 62675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen * vsync interrupt. 62775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen */ 628f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinen DSSERR("dispc_ovl_setup failed for ovl %d\n", ovl->id); 62975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 63075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen /* This will leave fifo configurations in a nonoptimal state */ 63175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen op->enabled = false; 63275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dispc_ovl_enable(ovl->id, false); 63375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return; 63458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 63558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 63634861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mp = get_mgr_priv(ovl->manager); 63734861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 6380b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen op->info_dirty = false; 63934861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mp->updating) 6400b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen op->shadow_info_dirty = true; 64158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 64258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 643aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinenstatic void dss_ovl_write_regs_extra(struct omap_overlay *ovl) 644aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen{ 645aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 64634861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen struct mgr_priv_data *mp; 647aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 648aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen DSSDBGF("%d", ovl->id); 649aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 65075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!op->extra_info_dirty) 65175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return; 65275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 653aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen /* note: write also when op->enabled == false, so that the ovl gets 654aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen * disabled */ 655aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 656aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen dispc_ovl_enable(ovl->id, op->enabled); 6575d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen dispc_ovl_set_channel_out(ovl->id, op->channel); 6586dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen dispc_ovl_set_fifo_threshold(ovl->id, op->fifo_low, op->fifo_high); 65975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 66034861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mp = get_mgr_priv(ovl->manager); 66134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 66275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen op->extra_info_dirty = false; 66334861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mp->updating) 66434861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen op->shadow_extra_info_dirty = true; 665aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen} 666aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 667f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinenstatic void dss_mgr_write_regs(struct omap_overlay_manager *mgr) 66858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 66975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 67075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct omap_overlay *ovl; 67158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 672f6a5e0871f22428a7c74c07ddd791197c5f5d38fTomi Valkeinen DSSDBGF("%d", mgr->id); 67358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 67475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!mp->enabled) 67575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen return; 67658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 67775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen WARN_ON(mp->busy); 67858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 67958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen /* Commit overlay settings */ 68075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 68175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_ovl_write_regs(ovl); 682aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen dss_ovl_write_regs_extra(ovl); 683aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen } 684aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 6850b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen if (mp->info_dirty) { 68675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dispc_mgr_setup(mgr->id, &mp->info); 68758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 6880b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen mp->info_dirty = false; 68934861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (mp->updating) 6900b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen mp->shadow_info_dirty = true; 69158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 69275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen} 69375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 69475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinenstatic void dss_write_regs(void) 69575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen{ 69675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen const int num_mgrs = omap_dss_get_num_overlay_managers(); 69775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen int i; 69858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 69958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen for (i = 0; i < num_mgrs; ++i) { 70075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct omap_overlay_manager *mgr; 70175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen struct mgr_priv_data *mp; 70239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 70375c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 704af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 705af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen mp = get_mgr_priv(mgr); 70658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 70775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!mp->enabled || mgr_manual_update(mgr) || mp->busy) 70858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen continue; 70958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 71039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_check_settings(mgr, mgr->device); 71139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) { 71239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("cannot write registers for manager %s: " 71339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen "illegal configuration\n", mgr->name); 71439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen continue; 71539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 71639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 71775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_mgr_write_regs(mgr); 7183ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen } 7193ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen} 72075c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 7213ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinenstatic void dss_set_go_bits(void) 7223ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen{ 7233ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen const int num_mgrs = omap_dss_get_num_overlay_managers(); 7243ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen int i; 72558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 7263ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen for (i = 0; i < num_mgrs; ++i) { 7273ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen struct omap_overlay_manager *mgr; 7283ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen struct mgr_priv_data *mp; 72958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 7303ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 7313ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen mp = get_mgr_priv(mgr); 7323ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 7333ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen if (!mp->enabled || mgr_manual_update(mgr) || mp->busy) 7343ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen continue; 7353ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 7363ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen if (!need_go(mgr)) 7373ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen continue; 7383ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 7393ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen mp->busy = true; 7403ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 7413ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen if (!dss_data.irq_enabled && need_isr()) 7423ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_register_vsync_isr(); 7433ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 7443ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dispc_mgr_go(mgr->id); 74575c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen } 7463ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen 74758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 74858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 74958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenvoid dss_mgr_start_update(struct omap_overlay_manager *mgr) 75058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 751af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 752e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen unsigned long flags; 75339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 754e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 755e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 75658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 75734861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen WARN_ON(mp->updating); 75834861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 75939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_check_settings(mgr, mgr->device); 76039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) { 76139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("cannot start manual update: illegal configuration\n"); 76239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 76339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return; 76439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 76539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 76675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_mgr_write_regs(mgr); 76758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 76834861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mp->updating = true; 76958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 77034861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (!dss_data.irq_enabled && need_isr()) 77134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen dss_register_vsync_isr(); 77258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 7737797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen dispc_mgr_enable(mgr->id, true); 774e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 775e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 77658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 77758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 778dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinenstatic void dss_apply_irq_handler(void *data, u32 mask); 779dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 780dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinenstatic void dss_register_vsync_isr(void) 781dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen{ 782bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen const int num_mgrs = dss_feat_get_num_mgrs(); 783dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen u32 mask; 784bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen int r, i; 785dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 786bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen mask = 0; 787bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen for (i = 0; i < num_mgrs; ++i) 788bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen mask |= dispc_mgr_get_vsync_irq(i); 789dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 79034861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen for (i = 0; i < num_mgrs; ++i) 79134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mask |= dispc_mgr_get_framedone_irq(i); 79234861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 793dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen r = omap_dispc_register_isr(dss_apply_irq_handler, NULL, mask); 794dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen WARN_ON(r); 795dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 796d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen dss_data.irq_enabled = true; 797dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen} 798dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 799dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinenstatic void dss_unregister_vsync_isr(void) 800dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen{ 801bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen const int num_mgrs = dss_feat_get_num_mgrs(); 802dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen u32 mask; 803bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen int r, i; 804dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 805bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen mask = 0; 806bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen for (i = 0; i < num_mgrs; ++i) 807bc1a95181f7069920c13fcef0159ffa7d61160f1Tomi Valkeinen mask |= dispc_mgr_get_vsync_irq(i); 808dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 80934861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen for (i = 0; i < num_mgrs; ++i) 81034861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mask |= dispc_mgr_get_framedone_irq(i); 81134861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 812dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen r = omap_dispc_unregister_isr(dss_apply_irq_handler, NULL, mask); 813dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen WARN_ON(r); 814dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 815d09c7aa8989caf44e8754e8aa81ce80217a0e98aTomi Valkeinen dss_data.irq_enabled = false; 816dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen} 817dbce0160af31d2ea323656c201d8debf5af789bfTomi Valkeinen 8187609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinenstatic void mgr_clear_shadow_dirty(struct omap_overlay_manager *mgr) 81958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 820c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen struct omap_overlay *ovl; 821af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen struct mgr_priv_data *mp; 822c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen struct ovl_priv_data *op; 8237609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen 8247609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen mp = get_mgr_priv(mgr); 8250b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen mp->shadow_info_dirty = false; 8267609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen 8277609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 8287609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen op = get_ovl_priv(ovl); 8290b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen op->shadow_info_dirty = false; 8307609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen op->shadow_extra_info_dirty = false; 8317609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen } 8327609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen} 8337609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen 8347609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinenstatic void dss_apply_irq_handler(void *data, u32 mask) 8357609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen{ 83658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen const int num_mgrs = dss_feat_get_num_mgrs(); 83775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen int i; 838f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen bool extra_updating; 83958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 840063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_lock(&data_lock); 84158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 8427609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen /* clear busy, updating flags, shadow_dirty flags */ 84343a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen for (i = 0; i < num_mgrs; i++) { 8447609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen struct omap_overlay_manager *mgr; 8457609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen struct mgr_priv_data *mp; 8465b2141719aa8a14ebd242c60b4ce6a580276f7cdTomi Valkeinen bool was_updating; 8477609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen 84843a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen mgr = omap_dss_get_overlay_manager(i); 84943a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen mp = get_mgr_priv(mgr); 85043a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen 8517609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen if (!mp->enabled) 85243a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen continue; 85343a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen 8545b2141719aa8a14ebd242c60b4ce6a580276f7cdTomi Valkeinen was_updating = mp->updating; 8557609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen mp->updating = dispc_mgr_is_enabled(i); 85658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 8577609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen if (!mgr_manual_update(mgr)) { 8585b2141719aa8a14ebd242c60b4ce6a580276f7cdTomi Valkeinen bool was_busy = mp->busy; 8597609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen mp->busy = dispc_mgr_go_busy(i); 86043a972d96b6ea2b9e3d6b55b9724c9f61d802c68Tomi Valkeinen 8615b2141719aa8a14ebd242c60b4ce6a580276f7cdTomi Valkeinen if (was_busy && !mp->busy) 8627609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen mgr_clear_shadow_dirty(mgr); 8637609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen } else { 8645b2141719aa8a14ebd242c60b4ce6a580276f7cdTomi Valkeinen if (was_updating && !mp->updating) 8657609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen mgr_clear_shadow_dirty(mgr); 8667609893c637b422eec88b57d204f02d8798cfc65Tomi Valkeinen } 86758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 86858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 86975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_write_regs(); 8703ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_set_go_bits(); 87158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 872f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen extra_updating = extra_info_update_ongoing(); 873f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen if (!extra_updating) 874f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen complete_all(&extra_updated_completion); 875f1577ce18004337ec2f6f48109ca14cac10a0a4fTomi Valkeinen 87675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!need_isr()) 87775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_unregister_vsync_isr(); 87858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 879063fd701abba3b58c36b6043d5feacf0fdc76cbdTomi Valkeinen spin_unlock(&data_lock); 88058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 88158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 8825738b633136a41923b4ba75e6b1a160d08539c99Tomi Valkeinenstatic void omap_dss_mgr_apply_ovl(struct omap_overlay *ovl) 88358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 884c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen struct ovl_priv_data *op; 88558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 886c10c6f042b6a5940c522a334a716d57b40f7dec9Tomi Valkeinen op = get_ovl_priv(ovl); 88758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 888c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen if (!op->user_info_dirty) 8895738b633136a41923b4ba75e6b1a160d08539c99Tomi Valkeinen return; 89058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 891c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->user_info_dirty = false; 8920b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen op->info_dirty = true; 893c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->info = op->user_info; 89458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 89558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 89658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinenstatic void omap_dss_mgr_apply_mgr(struct omap_overlay_manager *mgr) 89758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 898af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen struct mgr_priv_data *mp; 89958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 900af3d64b2c674bc6246bb04654b484f34287fbbc3Tomi Valkeinen mp = get_mgr_priv(mgr); 90158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 902388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen if (!mp->user_info_dirty) 90358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen return; 90458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 905388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen mp->user_info_dirty = false; 9060b53f17971700f673492e2e91b5069893e5f2d0bTomi Valkeinen mp->info_dirty = true; 907388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen mp->info = mp->user_info; 90858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 90958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 9106dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinenint omap_dss_mgr_apply(struct omap_overlay_manager *mgr) 91158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 9126dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen unsigned long flags; 9136dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen struct omap_overlay *ovl; 91439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 9156dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9166dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen DSSDBG("omap_dss_mgr_apply(%s)\n", mgr->name); 9176dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9186dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 9196dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 92039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_check_settings_apply(mgr, mgr->device); 92139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) { 92239518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 92339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("failed to apply settings: illegal configuration.\n"); 92439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen return r; 92539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 92639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 9276dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen /* Configure overlays */ 9286dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) 9296dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen omap_dss_mgr_apply_ovl(ovl); 9306dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9316dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen /* Configure manager */ 9326dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen omap_dss_mgr_apply_mgr(mgr); 9336dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9346dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen dss_write_regs(); 9353ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_set_go_bits(); 9366dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9376dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 9386dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 939e70f98acaa84ec9ad55e544d0dc8b2d0a36bbecaTomi Valkeinen return 0; 9406dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen} 9416dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 942841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinenstatic void dss_apply_ovl_enable(struct omap_overlay *ovl, bool enable) 943841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen{ 944841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen struct ovl_priv_data *op; 945841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen 946841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen op = get_ovl_priv(ovl); 947841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen 948841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen if (op->enabled == enable) 949841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen return; 950841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen 951841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen op->enabled = enable; 952841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen op->extra_info_dirty = true; 953841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen} 954841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen 9556dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinenstatic void dss_ovl_setup_fifo(struct omap_overlay *ovl) 9566dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen{ 9576dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 95858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen struct omap_dss_device *dssdev; 95958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen u32 size, burst_size; 9606dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen u32 fifo_low, fifo_high; 96158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 96258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen dssdev = ovl->manager->device; 96358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 96458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen size = dispc_ovl_get_fifo_size(ovl->id); 96558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 96658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen burst_size = dispc_ovl_get_burst_size(ovl->id); 96758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 96858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen switch (dssdev->type) { 96958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_DPI: 97058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_DBI: 97158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_SDI: 97258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_VENC: 97358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_HDMI: 97458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen default_get_overlay_fifo_thresholds(ovl->id, size, 9756dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen burst_size, &fifo_low, &fifo_high); 97658f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 97758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#ifdef CONFIG_OMAP2_DSS_DSI 97858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen case OMAP_DISPLAY_TYPE_DSI: 97958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen dsi_get_overlay_fifo_thresholds(ovl->id, size, 9806dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen burst_size, &fifo_low, &fifo_high); 98158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen break; 98258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen#endif 98358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen default: 98458f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen BUG(); 98558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen } 9866dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 9876dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen op->fifo_low = fifo_low; 9886dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen op->fifo_high = fifo_high; 9896dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen op->extra_info_dirty = true; 99058f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 99158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 9926dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinenstatic void dss_mgr_setup_fifos(struct omap_overlay_manager *mgr) 99358f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen{ 99407e327c9c18b382656bf455051759be8182627aeTomi Valkeinen struct omap_overlay *ovl; 9956dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen struct ovl_priv_data *op; 9966dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen struct mgr_priv_data *mp; 99758f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 9986dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen mp = get_mgr_priv(mgr); 99958f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10006dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen if (!mp->enabled) 10016dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen return; 100258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10036dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen list_for_each_entry(ovl, &mgr->overlays, list) { 10046dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen op = get_ovl_priv(ovl); 100558f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10066dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen if (!op->enabled) 10076dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen continue; 100858f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10096dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen dss_ovl_setup_fifo(ovl); 10106dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen } 101158f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen} 101258f2554807a7dc627f1583d1d4363b85758cf685Tomi Valkeinen 10132a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinenint dss_mgr_enable(struct omap_overlay_manager *mgr) 10147797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen{ 1015bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 1016bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen unsigned long flags; 101739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen int r; 1018bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 10195558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 10205558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1021e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen if (mp->enabled) 1022e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen goto out; 1023e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen 1024bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1025bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 1026bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen mp->enabled = true; 102739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_check_settings(mgr, mgr->device); 102839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mp->enabled = false; 102939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) { 103039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("failed to enable manager %d: check_settings failed\n", 103139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mgr->id); 10322a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen goto err; 103339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 103439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 103539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen mp->enabled = true; 1036bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 10376dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen dss_mgr_setup_fifos(mgr); 10386dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 103975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_write_regs(); 10403ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_set_go_bits(); 104175c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 104234861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen if (!mgr_manual_update(mgr)) 104334861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mp->updating = true; 104434861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen 1045bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 10465558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 104775c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen if (!mgr_manual_update(mgr)) 104875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dispc_mgr_enable(mgr->id, true); 104975c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 1050e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinenout: 10515558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 10522a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen 10532a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen return 0; 10542a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen 10552a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinenerr: 10562a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 10572a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen mutex_unlock(&apply_lock); 10582a4ee7ee685f3bf996461ed0d148857ce85a00e2Tomi Valkeinen return r; 10597797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen} 10607797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen 10617797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinenvoid dss_mgr_disable(struct omap_overlay_manager *mgr) 10627797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen{ 1063bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 1064bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen unsigned long flags; 1065bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 10665558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 10675558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1068e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen if (!mp->enabled) 1069e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen goto out; 1070e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen 10719a147a65de1ac89e506ef90413f41ebd96e03fd3Tomi Valkeinen if (!mgr_manual_update(mgr)) 10729a147a65de1ac89e506ef90413f41ebd96e03fd3Tomi Valkeinen dispc_mgr_enable(mgr->id, false); 1073bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 1074bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1075bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 107634861378a54e3fcac0eb87317ded2554b087494eTomi Valkeinen mp->updating = false; 1077bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen mp->enabled = false; 1078bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen 1079bf213523fe9708572a0b0a9149f7196a4f058564Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 10805558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1081e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinenout: 10825558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 10837797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen} 10847797c6da64852b06b585b7eca8d3f657bfc9fa47Tomi Valkeinen 1085f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinenstatic int dss_mgr_simple_check(struct omap_overlay_manager *mgr, 1086f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen const struct omap_overlay_manager_info *info) 1087f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen{ 1088f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) { 1089f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen /* 1090f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen * OMAP3 supports only graphics source transparency color key 1091f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen * and alpha blending simultaneously. See TRM 15.4.2.4.2.2 1092f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen * Alpha Mode. 1093f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen */ 1094f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen if (info->partial_alpha_enabled && info->trans_enabled 1095f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen && info->trans_key_type != OMAP_DSS_COLOR_KEY_GFX_DST) { 1096f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen DSSERR("check_manager: illegal transparency key\n"); 1097f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen return -EINVAL; 1098f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen } 1099f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen } 1100f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen 1101f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen return 0; 1102f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen} 1103f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen 1104eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinenint dss_mgr_set_info(struct omap_overlay_manager *mgr, 1105eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen struct omap_overlay_manager_info *info) 1106eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen{ 1107388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 1108e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen unsigned long flags; 1109f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen int r; 1110f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen 1111f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen r = dss_mgr_simple_check(mgr, info); 1112f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen if (r) 1113f17d04fbbb201c05700359e94e2747c210f99852Tomi Valkeinen return r; 1114e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1115e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1116e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1117388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen mp->user_info = *info; 1118388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen mp->user_info_dirty = true; 1119eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1120e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1121e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1122eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen return 0; 1123eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen} 1124eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1125eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinenvoid dss_mgr_get_info(struct omap_overlay_manager *mgr, 1126eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen struct omap_overlay_manager_info *info) 1127eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen{ 1128388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen struct mgr_priv_data *mp = get_mgr_priv(mgr); 1129e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen unsigned long flags; 1130e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1131e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1132e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1133388c4c6cbb335e69fe23c8d18bd4b0e8dd66901bTomi Valkeinen *info = mp->user_info; 1134e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1135e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1136eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen} 1137eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1138eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinenint dss_mgr_set_device(struct omap_overlay_manager *mgr, 1139eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen struct omap_dss_device *dssdev) 1140eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen{ 1141eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen int r; 1142eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 11435558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 11445558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1145eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen if (dssdev->manager) { 1146eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen DSSERR("display '%s' already has a manager '%s'\n", 1147eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen dssdev->name, dssdev->manager->name); 11485558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 11495558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1150eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen } 1151eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1152eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen if ((mgr->supported_displays & dssdev->type) == 0) { 1153eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen DSSERR("display '%s' does not support manager '%s'\n", 1154eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen dssdev->name, mgr->name); 11555558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 11565558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1157eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen } 1158eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1159eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen dssdev->manager = mgr; 1160eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen mgr->device = dssdev; 1161eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 11625558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 11635558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1164eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen return 0; 11655558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinenerr: 11665558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 11675558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen return r; 1168eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen} 1169eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1170eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinenint dss_mgr_unset_device(struct omap_overlay_manager *mgr) 1171eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen{ 11725558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen int r; 11735558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 11745558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 11755558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1176eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen if (!mgr->device) { 1177eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen DSSERR("failed to unset display, display not set.\n"); 11785558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 11795558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1180eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen } 1181eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1182eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen /* 1183eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen * Don't allow currently enabled displays to have the overlay manager 1184eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen * pulled out from underneath them 1185eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen */ 11865558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen if (mgr->device->state != OMAP_DSS_DISPLAY_DISABLED) { 11875558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 11885558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 11895558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen } 1190eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1191eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen mgr->device->manager = NULL; 1192eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen mgr->device = NULL; 1193eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 11945558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 11955558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1196eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen return 0; 11975558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinenerr: 11985558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 11995558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen return r; 1200eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen} 1201eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1202eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1203fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinenstatic int dss_ovl_simple_check(struct omap_overlay *ovl, 1204fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen const struct omap_overlay_info *info) 1205fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen{ 1206fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if (info->paddr == 0) { 1207fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen DSSERR("check_overlay: paddr cannot be 0\n"); 1208fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return -EINVAL; 1209fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1210fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1211fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { 1212fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if (info->out_width != 0 && info->width != info->out_width) { 1213fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen DSSERR("check_overlay: overlay %d doesn't support " 1214fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen "scaling\n", ovl->id); 1215fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return -EINVAL; 1216fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1217fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1218fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if (info->out_height != 0 && info->height != info->out_height) { 1219fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen DSSERR("check_overlay: overlay %d doesn't support " 1220fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen "scaling\n", ovl->id); 1221fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return -EINVAL; 1222fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1223fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1224fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1225fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if ((ovl->supported_modes & info->color_mode) == 0) { 1226fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen DSSERR("check_overlay: overlay %d doesn't support mode %d\n", 1227fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen ovl->id, info->color_mode); 1228fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return -EINVAL; 1229fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1230fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1231fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if (info->zorder >= omap_dss_get_num_overlays()) { 1232fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen DSSERR("check_overlay: zorder %d too high\n", info->zorder); 1233fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return -EINVAL; 1234fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen } 1235fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1236fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return 0; 1237fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen} 1238eb70d739adf2266e744a784a1272f1c92a257b81Tomi Valkeinen 1239f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinenint dss_ovl_set_info(struct omap_overlay *ovl, 1240f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen struct omap_overlay_info *info) 1241f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen{ 1242c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1243e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen unsigned long flags; 1244fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen int r; 1245fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen 1246fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen r = dss_ovl_simple_check(ovl, info); 1247fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen if (r) 1248fcc764dca80ead39b7391ff2c67a6b78de16d7a9Tomi Valkeinen return r; 1249e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1250e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1251e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1252c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->user_info = *info; 1253c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen op->user_info_dirty = true; 1254f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1255e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1256e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1257f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen return 0; 1258f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen} 1259f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1260f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinenvoid dss_ovl_get_info(struct omap_overlay *ovl, 1261f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen struct omap_overlay_info *info) 1262f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen{ 1263c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1264e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen unsigned long flags; 1265e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1266e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1267e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1268c1a9febfafa2a9a9ac09b2de4c80aa96b41a03d1Tomi Valkeinen *info = op->user_info; 1269e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen 1270e0a2aa5b3d1a26969ba906447c816d44c018969dTomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1271f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen} 1272f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1273f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinenint dss_ovl_set_manager(struct omap_overlay *ovl, 1274f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen struct omap_overlay_manager *mgr) 1275f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen{ 1276aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1277aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen unsigned long flags; 12785558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen int r; 12795558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1280f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen if (!mgr) 1281f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen return -EINVAL; 1282f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 12835558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 12845558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1285f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen if (ovl->manager) { 1286f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen DSSERR("overlay '%s' already has a manager '%s'\n", 1287f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen ovl->name, ovl->manager->name); 12885558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 12895558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1290f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen } 1291f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1292aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1293aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1294aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen if (op->enabled) { 1295aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1296f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen DSSERR("overlay has to be disabled to change the manager\n"); 12975558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 12985558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1299f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen } 1300f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 13015d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen op->channel = mgr->id; 13025d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen op->extra_info_dirty = true; 13035d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen 1304f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen ovl->manager = mgr; 1305f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen list_add_tail(&ovl->list, &mgr->overlays); 1306f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1307aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1308aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1309f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen /* XXX: When there is an overlay on a DSI manual update display, and 1310f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * the overlay is first disabled, then moved to tv, and enabled, we 1311f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * seem to get SYNC_LOST_DIGIT error. 1312f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * 1313f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * Waiting doesn't seem to help, but updating the manual update display 1314f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * after disabling the overlay seems to fix this. This hints that the 1315f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * overlay is perhaps somehow tied to the LCD output until the output 1316f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * is updated. 1317f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * 1318f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * Userspace workaround for this is to update the LCD after disabling 1319f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen * the overlay, but before moving the overlay to TV. 1320f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen */ 1321f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 13225558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 13235558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1324f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen return 0; 13255558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinenerr: 13265558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 13275558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen return r; 1328f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen} 1329f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1330f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinenint dss_ovl_unset_manager(struct omap_overlay *ovl) 1331f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen{ 1332aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1333aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen unsigned long flags; 13345558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen int r; 13355558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 13365558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_lock(&apply_lock); 13375558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1338f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen if (!ovl->manager) { 1339f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen DSSERR("failed to detach overlay: manager not set\n"); 13405558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 13415558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1342f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen } 1343f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1344aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1345aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1346aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen if (op->enabled) { 1347aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1348f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen DSSERR("overlay has to be disabled to unset the manager\n"); 13495558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen r = -EINVAL; 13505558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen goto err; 1351f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen } 1352f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 13535d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen op->channel = -1; 13545d5a97a6fbf98f82ae50c837eba3ebcfea0902f8Tomi Valkeinen 1355f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen ovl->manager = NULL; 1356f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen list_del(&ovl->list); 1357f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1358aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1359aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1360aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_unlock(&apply_lock); 1361aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1362aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen return 0; 1363aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinenerr: 1364aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_unlock(&apply_lock); 1365aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen return r; 1366aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen} 1367aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1368aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinenbool dss_ovl_is_enabled(struct omap_overlay *ovl) 1369aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen{ 1370aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1371aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen unsigned long flags; 1372aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen bool e; 1373aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1374aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1375aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1376aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen e = op->enabled; 1377aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1378aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1379aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1380aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen return e; 1381aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen} 1382aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1383aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinenint dss_ovl_enable(struct omap_overlay *ovl) 1384aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen{ 1385aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1386aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen unsigned long flags; 1387aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen int r; 1388aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1389aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_lock(&apply_lock); 1390aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1391e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen if (op->enabled) { 1392e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen r = 0; 139339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen goto err1; 1394e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen } 1395e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen 1396aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen if (ovl->manager == NULL || ovl->manager->device == NULL) { 1397aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen r = -EINVAL; 139839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen goto err1; 1399aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen } 1400aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1401aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1402aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 140339518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen op->enabled = true; 140439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen r = dss_check_settings(ovl->manager, ovl->manager->device); 140539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen op->enabled = false; 140639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen if (r) { 140739518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen DSSERR("failed to enable overlay %d: check_settings failed\n", 140839518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen ovl->id); 140939518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen goto err2; 141039518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen } 141139518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen 1412841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen dss_apply_ovl_enable(ovl, true); 1413aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 14146dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen dss_ovl_setup_fifo(ovl); 14156dc802e2901d33e02efad3c90bb2034fd20c79e7Tomi Valkeinen 141675c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_write_regs(); 14173ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_set_go_bits(); 141875c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 1419aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1420aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1421aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_unlock(&apply_lock); 1422aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1423aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen return 0; 142439518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenerr2: 142539518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 142639518356ccd6e439abae24e1a24d84dcd12ff207Tomi Valkeinenerr1: 1427aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_unlock(&apply_lock); 1428aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen return r; 1429aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen} 1430aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1431aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinenint dss_ovl_disable(struct omap_overlay *ovl) 1432aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen{ 1433aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen struct ovl_priv_data *op = get_ovl_priv(ovl); 1434aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen unsigned long flags; 1435aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen int r; 1436aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1437aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen mutex_lock(&apply_lock); 1438aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1439e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen if (!op->enabled) { 1440e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen r = 0; 1441e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen goto err; 1442e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen } 1443e4f7ad702ef271d2b0c03e9904b05f9bcbf0808bTomi Valkeinen 1444aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen if (ovl->manager == NULL || ovl->manager->device == NULL) { 1445aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen r = -EINVAL; 1446aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen goto err; 1447aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen } 1448aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1449aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_lock_irqsave(&data_lock, flags); 1450aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 1451841c09c7975c67fe7741564d98265de28a5764d0Tomi Valkeinen dss_apply_ovl_enable(ovl, false); 145275c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen dss_write_regs(); 14533ab15b2aa70369e0360f12e35e47bca1a269138bTomi Valkeinen dss_set_go_bits(); 145475c949653fdf77a17753ffb8462a3c458c476271Tomi Valkeinen 1455aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen spin_unlock_irqrestore(&data_lock, flags); 1456aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 14575558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 14585558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen 1459f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen return 0; 1460aaa874a985158383c4b394c687c716ef26288741Tomi Valkeinen 14615558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinenerr: 14625558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen mutex_unlock(&apply_lock); 14635558db3fdd52e3928d5eaabe363e1576dc5fe473Tomi Valkeinen return r; 1464f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen} 1465f77b30700e5c0a6b5220b3a964bf6c40d5e71416Tomi Valkeinen 1466