nouveau_display.c revision 45c4e0aae96c6354bf5131a282a74fe38d032de3
16ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs/* 26ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * Copyright (C) 2008 Maarten Maathuis. 36ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * All Rights Reserved. 46ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * 56ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * Permission is hereby granted, free of charge, to any person obtaining 66ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * a copy of this software and associated documentation files (the 76ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * "Software"), to deal in the Software without restriction, including 86ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * without limitation the rights to use, copy, modify, merge, publish, 96ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * distribute, sublicense, and/or sell copies of the Software, and to 106ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * permit persons to whom the Software is furnished to do so, subject to 116ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * the following conditions: 126ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * 136ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * The above copyright notice and this permission notice (including the 146ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * next paragraph) shall be included in all copies or substantial 156ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * portions of the Software. 166ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * 176ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 186ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 196ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 206ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 216ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 226ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 236ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 246ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs * 256ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs */ 266ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 276ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs#include "drmP.h" 286ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs#include "drm_crtc_helper.h" 296ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs#include "nouveau_drv.h" 306ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs#include "nouveau_fb.h" 316ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs#include "nouveau_fbcon.h" 32042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez#include "nouveau_hw.h" 33332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez#include "nouveau_crtc.h" 34332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez#include "nouveau_dma.h" 3545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs#include "nv50_display.h" 366ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 376ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsstatic void 386ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsnouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb) 396ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs{ 406ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); 416ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 42bc9025bdc4e2b591734cca17697093845007b63dLuca Barbieri if (fb->nvbo) 43bc9025bdc4e2b591734cca17697093845007b63dLuca Barbieri drm_gem_object_unreference_unlocked(fb->nvbo->gem); 446ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 456ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs drm_framebuffer_cleanup(drm_fb); 466ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs kfree(fb); 476ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs} 486ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 496ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsstatic int 506ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsnouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb, 516ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct drm_file *file_priv, 526ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs unsigned int *handle) 536ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs{ 546ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); 556ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 566ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs return drm_gem_handle_create(file_priv, fb->nvbo->gem, handle); 576ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs} 586ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 596ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsstatic const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = { 606ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs .destroy = nouveau_user_framebuffer_destroy, 616ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs .create_handle = nouveau_user_framebuffer_create_handle, 626ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs}; 636ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 64386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlieint 6545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggsnouveau_framebuffer_init(struct drm_device *dev, 6645c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs struct nouveau_framebuffer *nv_fb, 6745c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs struct drm_mode_fb_cmd *mode_cmd, 6845c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs struct nouveau_bo *nvbo) 696ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs{ 7045c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs struct drm_nouveau_private *dev_priv = dev->dev_private; 7145c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs struct drm_framebuffer *fb = &nv_fb->base; 726ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs int ret; 736ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 7445c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs); 756ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs if (ret) { 76386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie return ret; 776ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs } 786ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 7945c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs drm_helper_mode_fill_fb_struct(fb, mode_cmd); 8045c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->nvbo = nvbo; 8145c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs 8245c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (dev_priv->card_type >= NV_50) { 8345c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs u32 tile_flags = nouveau_bo_tile_layout(nvbo); 8445c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (tile_flags == 0x7a00 || 8545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs tile_flags == 0xfe00) 8645c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_dma = NvEvoFB32; 8745c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs else 8845c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (tile_flags == 0x7000) 8945c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_dma = NvEvoFB16; 9045c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs else 9145c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_dma = NvEvoVRAM_LP; 9245c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs 9345c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs switch (fb->depth) { 9445c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 8: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_8; break; 9545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 15: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_15; break; 9645c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 16: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_16; break; 9745c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 24: 9845c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 32: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_24; break; 9945c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs case 30: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_30; break; 10045c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs default: 10145c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs NV_ERROR(dev, "unknown depth %d\n", fb->depth); 10245c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs return -EINVAL; 10345c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs } 10445c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs 10545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (dev_priv->chipset == 0x50) 10645c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_format |= (tile_flags << 8); 10745c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs 10845c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (!tile_flags) 10945c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_pitch = 0x00100000 | fb->pitch; 11045c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs else { 11145c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs u32 mode = nvbo->tile_mode; 11245c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs if (dev_priv->card_type >= NV_C0) 11345c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs mode >>= 4; 11445c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs nv_fb->r_pitch = ((fb->pitch / 4) << 4) | mode; 11545c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs } 11645c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs } 11745c4e0aae96c6354bf5131a282a74fe38d032de3Ben Skeggs 118386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie return 0; 1196ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs} 1206ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 1216ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsstatic struct drm_framebuffer * 1226ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsnouveau_user_framebuffer_create(struct drm_device *dev, 1236ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct drm_file *file_priv, 1246ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct drm_mode_fb_cmd *mode_cmd) 1256ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs{ 126386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie struct nouveau_framebuffer *nouveau_fb; 1276ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs struct drm_gem_object *gem; 128386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie int ret; 1296ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 1306ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle); 1316ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs if (!gem) 132cce13ff7596985903ad924504562190a2c163a63Chris Wilson return ERR_PTR(-ENOENT); 1336ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 134386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL); 135386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie if (!nouveau_fb) 136cce13ff7596985903ad924504562190a2c163a63Chris Wilson return ERR_PTR(-ENOMEM); 137386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie 138386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem)); 139386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie if (ret) { 1406ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs drm_gem_object_unreference(gem); 141cce13ff7596985903ad924504562190a2c163a63Chris Wilson return ERR_PTR(ret); 1426ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs } 1436ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 144386516744ba45d50f42c6999151cc210cb4f96e4Dave Airlie return &nouveau_fb->base; 1456ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs} 1466ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 1476ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggsconst struct drm_mode_config_funcs nouveau_mode_config_funcs = { 1486ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs .fb_create = nouveau_user_framebuffer_create, 149eb1f8e4f3be898df808e2dfc131099f5831d491dDave Airlie .output_poll_changed = nouveau_fbcon_output_poll_changed, 1506ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs}; 1516ee738610f41b59733f63718f0bdbcba7d3a3f12Ben Skeggs 152042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerezint 153042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jereznouveau_vblank_enable(struct drm_device *dev, int crtc) 154042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez{ 155042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez struct drm_nouveau_private *dev_priv = dev->dev_private; 156042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez 157042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez if (dev_priv->card_type >= NV_50) 158042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, 0, 159042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc)); 160042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez else 161042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 162042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez NV_PCRTC_INTR_0_VBLANK); 163042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez 164042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez return 0; 165042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez} 166042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez 167042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerezvoid 168042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jereznouveau_vblank_disable(struct drm_device *dev, int crtc) 169042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez{ 170042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez struct drm_nouveau_private *dev_priv = dev->dev_private; 171042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez 172042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez if (dev_priv->card_type >= NV_50) 173042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, 174042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc), 0); 175042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez else 176042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 0); 177042206c0cd4924879c4292c5ffa2bf1e8023ae5aFrancisco Jerez} 178332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 179332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezstatic int 180332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jereznouveau_page_flip_reserve(struct nouveau_bo *old_bo, 181332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *new_bo) 182332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez{ 183332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez int ret; 184332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 185332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM); 186332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 187332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return ret; 188332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 189332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = ttm_bo_reserve(&new_bo->bo, false, false, false, 0); 190332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 191332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail; 192332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 193332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0); 194332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 195332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail_unreserve; 196332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 197332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return 0; 198332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 199332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezfail_unreserve: 200332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ttm_bo_unreserve(&new_bo->bo); 201332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezfail: 202332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_bo_unpin(new_bo); 203332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return ret; 204332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez} 205332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 206332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezstatic void 207332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jereznouveau_page_flip_unreserve(struct nouveau_bo *old_bo, 208332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *new_bo, 209332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_fence *fence) 210332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez{ 211332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_bo_fence(new_bo, fence); 212332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ttm_bo_unreserve(&new_bo->bo); 213332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 214332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_bo_fence(old_bo, fence); 215332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ttm_bo_unreserve(&old_bo->bo); 216332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 217332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_bo_unpin(old_bo); 218332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez} 219332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 220332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezstatic int 221332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jereznouveau_page_flip_emit(struct nouveau_channel *chan, 222332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *old_bo, 223332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *new_bo, 224332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_page_flip_state *s, 225332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_fence **pfence) 226332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez{ 227332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_device *dev = chan->dev; 228332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez unsigned long flags; 229332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez int ret; 230332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 231332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Queue it to the pending list */ 232332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_lock_irqsave(&dev->event_lock, flags); 233332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez list_add_tail(&s->head, &chan->nvsw.flip); 234332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_unlock_irqrestore(&dev->event_lock, flags); 235332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 236332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Synchronize with the old framebuffer */ 237332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = nouveau_fence_sync(old_bo->bo.sync_obj, chan); 238332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 239332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail; 240332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 241332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Emit the pageflip */ 242332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = RING_SPACE(chan, 2); 243332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 244332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail; 245332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 246332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez BEGIN_RING(chan, NvSubSw, NV_SW_PAGE_FLIP, 1); 247332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez OUT_RING(chan, 0); 248332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez FIRE_RING(chan); 249332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 250332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = nouveau_fence_new(chan, pfence, true); 251332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 252332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail; 253332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 254332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return 0; 255332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezfail: 256332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_lock_irqsave(&dev->event_lock, flags); 257332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez list_del(&s->head); 258332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_unlock_irqrestore(&dev->event_lock, flags); 259332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return ret; 260332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez} 261332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 262332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezint 263332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jereznouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, 264332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_pending_vblank_event *event) 265332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez{ 266332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_device *dev = crtc->dev; 267332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_nouveau_private *dev_priv = dev->dev_private; 268332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->fb)->nvbo; 269332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo; 270332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_page_flip_state *s; 271332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_channel *chan; 272332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_fence *fence; 273332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez int ret; 274332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 275332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (dev_priv->engine.graph.accel_blocked) 276332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return -ENODEV; 277332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 278332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez s = kzalloc(sizeof(*s), GFP_KERNEL); 279332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (!s) 280332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return -ENOMEM; 281332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 282332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Don't let the buffers go away while we flip */ 283332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = nouveau_page_flip_reserve(old_bo, new_bo); 284332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 285332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail_free; 286332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 287332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Initialize a page flip struct */ 288332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez *s = (struct nouveau_page_flip_state) 289332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez { { }, s->event, nouveau_crtc(crtc)->index, 290332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez fb->bits_per_pixel, fb->pitch, crtc->x, crtc->y, 291332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez new_bo->bo.offset }; 292332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 293332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Choose the channel the flip will be handled in */ 294332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez chan = nouveau_fence_channel(new_bo->bo.sync_obj); 295332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (!chan) 296332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez chan = nouveau_channel_get_unlocked(dev_priv->channel); 297332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez mutex_lock(&chan->mutex); 298332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 299332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Emit a page flip */ 300332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence); 301332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_channel_put(&chan); 302332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (ret) 303332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez goto fail_unreserve; 304332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 305332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez /* Update the crtc struct and cleanup */ 306332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez crtc->fb = fb; 307332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 308332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_page_flip_unreserve(old_bo, new_bo, fence); 309332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_fence_unref(&fence); 310332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return 0; 311332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 312332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezfail_unreserve: 313332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez nouveau_page_flip_unreserve(old_bo, new_bo, NULL); 314332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezfail_free: 315332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez kfree(s); 316332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return ret; 317332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez} 318332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 319332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerezint 320332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jereznouveau_finish_page_flip(struct nouveau_channel *chan, 321332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_page_flip_state *ps) 322332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez{ 323332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_device *dev = chan->dev; 324332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_page_flip_state *s; 325332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez unsigned long flags; 326332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 327332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_lock_irqsave(&dev->event_lock, flags); 328332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 329332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (list_empty(&chan->nvsw.flip)) { 330332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez NV_ERROR(dev, "Unexpected pageflip in channel %d.\n", chan->id); 331332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_unlock_irqrestore(&dev->event_lock, flags); 332332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return -EINVAL; 333332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez } 334332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 335332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez s = list_first_entry(&chan->nvsw.flip, 336332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct nouveau_page_flip_state, head); 337332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez if (s->event) { 338332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct drm_pending_vblank_event *e = s->event; 339332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez struct timeval now; 340332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 341332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez do_gettimeofday(&now); 342332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez e->event.sequence = 0; 343332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez e->event.tv_sec = now.tv_sec; 344332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez e->event.tv_usec = now.tv_usec; 345332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez list_add_tail(&e->base.link, &e->base.file_priv->event_list); 346332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez wake_up_interruptible(&e->base.file_priv->event_wait); 347332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez } 348332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 349332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez list_del(&s->head); 350332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez *ps = *s; 351332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez kfree(s); 352332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez 353332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez spin_unlock_irqrestore(&dev->event_lock, flags); 354332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez return 0; 355332b242f47786d1a43bd7a19a0513dd5d493db8eFrancisco Jerez} 356