From: jsg Date: Fri, 4 Aug 2023 08:22:27 +0000 (+0000) Subject: drm/amd/display: add FB_DAMAGE_CLIPS support X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=2b5205d7df68d7ec0eab29098463b14e381750c3;p=openbsd drm/amd/display: add FB_DAMAGE_CLIPS support From Hamza Mahfooz f1edb2f58adb7113b59de7453025d096919a892e in linux-6.1.y/6.1.43 30ebe41582d1ea5a7de990319f9e593dad4886f7 in mainline linux --- diff --git a/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 680376c8f5a..334715326a5 100644 --- a/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4950,6 +4950,35 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, return 0; } +static inline void fill_dc_dirty_rect(struct drm_plane *plane, + struct rect *dirty_rect, int32_t x, + int32_t y, int32_t width, int32_t height, + int *i, bool ffu) +{ + if (*i > DC_MAX_DIRTY_RECTS) + return; + + if (*i == DC_MAX_DIRTY_RECTS) + goto out; + + dirty_rect->x = x; + dirty_rect->y = y; + dirty_rect->width = width; + dirty_rect->height = height; + + if (ffu) + drm_dbg(plane->dev, + "[PLANE:%d] PSR FFU dirty rect size (%d, %d)\n", + plane->base.id, width, height); + else + drm_dbg(plane->dev, + "[PLANE:%d] PSR SU dirty rect at (%d, %d) size (%d, %d)", + plane->base.id, x, y, width, height); + +out: + (*i)++; +} + /** * fill_dc_dirty_rects() - Fill DC dirty regions for PSR selective updates * @@ -4970,10 +4999,6 @@ static int fill_dc_plane_attributes(struct amdgpu_device *adev, * addition, certain use cases - such as cursor and multi-plane overlay (MPO) - * implicitly provide damage clips without any client support via the plane * bounds. - * - * Today, amdgpu_dm only supports the MPO and cursor usecase. - * - * TODO: Also enable for FB_DAMAGE_CLIPS */ static void fill_dc_dirty_rects(struct drm_plane *plane, struct drm_plane_state *old_plane_state, @@ -4984,12 +5009,11 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); struct rect *dirty_rects = flip_addrs->dirty_rects; uint32_t num_clips; + struct drm_mode_rect *clips; bool bb_changed; bool fb_changed; u32 i = 0; - flip_addrs->dirty_rect_count = 0; - /* * Cursor plane has it's own dirty rect update interface. See * dcn10_dmub_update_cursor_data and dmub_cmd_update_cursor_info_data @@ -4997,20 +5021,20 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, if (plane->type == DRM_PLANE_TYPE_CURSOR) return; - /* - * Today, we only consider MPO use-case for PSR SU. If MPO not - * requested, and there is a plane update, do FFU. - */ + num_clips = drm_plane_get_damage_clips_count(new_plane_state); + clips = drm_plane_get_damage_clips(new_plane_state); + if (!dm_crtc_state->mpo_requested) { - dirty_rects[0].x = 0; - dirty_rects[0].y = 0; - dirty_rects[0].width = dm_crtc_state->base.mode.crtc_hdisplay; - dirty_rects[0].height = dm_crtc_state->base.mode.crtc_vdisplay; - flip_addrs->dirty_rect_count = 1; - DRM_DEBUG_DRIVER("[PLANE:%d] PSR FFU dirty rect size (%d, %d)\n", - new_plane_state->plane->base.id, - dm_crtc_state->base.mode.crtc_hdisplay, - dm_crtc_state->base.mode.crtc_vdisplay); + if (!num_clips || num_clips > DC_MAX_DIRTY_RECTS) + goto ffu; + + for (; flip_addrs->dirty_rect_count < num_clips; clips++) + fill_dc_dirty_rect(new_plane_state->plane, + &dirty_rects[i], clips->x1, + clips->y1, clips->x2 - clips->x1, + clips->y2 - clips->y1, + &flip_addrs->dirty_rect_count, + false); return; } @@ -5021,7 +5045,6 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, * If plane is moved or resized, also add old bounding box to dirty * rects. */ - num_clips = drm_plane_get_damage_clips_count(new_plane_state); fb_changed = old_plane_state->fb->base.id != new_plane_state->fb->base.id; bb_changed = (old_plane_state->crtc_x != new_plane_state->crtc_x || @@ -5029,36 +5052,51 @@ static void fill_dc_dirty_rects(struct drm_plane *plane, old_plane_state->crtc_w != new_plane_state->crtc_w || old_plane_state->crtc_h != new_plane_state->crtc_h); - DRM_DEBUG_DRIVER("[PLANE:%d] PSR bb_changed:%d fb_changed:%d num_clips:%d\n", - new_plane_state->plane->base.id, - bb_changed, fb_changed, num_clips); - - if (num_clips || fb_changed || bb_changed) { - dirty_rects[i].x = new_plane_state->crtc_x; - dirty_rects[i].y = new_plane_state->crtc_y; - dirty_rects[i].width = new_plane_state->crtc_w; - dirty_rects[i].height = new_plane_state->crtc_h; - DRM_DEBUG_DRIVER("[PLANE:%d] PSR SU dirty rect at (%d, %d) size (%d, %d)\n", - new_plane_state->plane->base.id, - dirty_rects[i].x, dirty_rects[i].y, - dirty_rects[i].width, dirty_rects[i].height); - i += 1; - } + drm_dbg(plane->dev, + "[PLANE:%d] PSR bb_changed:%d fb_changed:%d num_clips:%d\n", + new_plane_state->plane->base.id, + bb_changed, fb_changed, num_clips); - /* Add old plane bounding-box if plane is moved or resized */ if (bb_changed) { - dirty_rects[i].x = old_plane_state->crtc_x; - dirty_rects[i].y = old_plane_state->crtc_y; - dirty_rects[i].width = old_plane_state->crtc_w; - dirty_rects[i].height = old_plane_state->crtc_h; - DRM_DEBUG_DRIVER("[PLANE:%d] PSR SU dirty rect at (%d, %d) size (%d, %d)\n", - old_plane_state->plane->base.id, - dirty_rects[i].x, dirty_rects[i].y, - dirty_rects[i].width, dirty_rects[i].height); - i += 1; - } + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + new_plane_state->crtc_x, + new_plane_state->crtc_y, + new_plane_state->crtc_w, + new_plane_state->crtc_h, &i, false); + + /* Add old plane bounding-box if plane is moved or resized */ + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + old_plane_state->crtc_x, + old_plane_state->crtc_y, + old_plane_state->crtc_w, + old_plane_state->crtc_h, &i, false); + } + + if (num_clips) { + for (; i < num_clips; clips++) + fill_dc_dirty_rect(new_plane_state->plane, + &dirty_rects[i], clips->x1, + clips->y1, clips->x2 - clips->x1, + clips->y2 - clips->y1, &i, false); + } else if (fb_changed && !bb_changed) { + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + new_plane_state->crtc_x, + new_plane_state->crtc_y, + new_plane_state->crtc_w, + new_plane_state->crtc_h, &i, false); + } + + if (i > DC_MAX_DIRTY_RECTS) + goto ffu; flip_addrs->dirty_rect_count = i; + return; + +ffu: + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[0], 0, 0, + dm_crtc_state->base.mode.crtc_hdisplay, + dm_crtc_state->base.mode.crtc_vdisplay, + &flip_addrs->dirty_rect_count, true); } static void update_stream_scaling_settings(const struct drm_display_mode *mode, diff --git a/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c b/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c index e6854f7270a..3c50b3ff795 100644 --- a/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c +++ b/sys/dev/pci/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c @@ -1600,6 +1600,10 @@ int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0, supported_rotations); + if (dm->adev->ip_versions[DCE_HWIP][0] > IP_VERSION(3, 0, 1) && + plane->type != DRM_PLANE_TYPE_CURSOR) + drm_plane_enable_fb_damage_clips(plane); + drm_plane_helper_add(plane, &dm_plane_helper_funcs); #ifdef CONFIG_DRM_AMD_DC_HDR