diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_display.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 138 |
1 files changed, 29 insertions, 109 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 21125a9452b8..cdf2ab20166a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -138,52 +138,11 @@ static void amdgpu_unpin_work_func(struct work_struct *__work) kfree(work); } - -static void amdgpu_flip_work_cleanup(struct amdgpu_flip_work *work) -{ - int i; - - amdgpu_bo_unref(&work->old_abo); - dma_fence_put(work->excl); - for (i = 0; i < work->shared_count; ++i) - dma_fence_put(work->shared[i]); - kfree(work->shared); - kfree(work); -} - -static void amdgpu_flip_cleanup_unreserve(struct amdgpu_flip_work *work, - struct amdgpu_bo *new_abo) -{ - amdgpu_bo_unreserve(new_abo); - amdgpu_flip_work_cleanup(work); -} - -static void amdgpu_flip_cleanup_unpin(struct amdgpu_flip_work *work, - struct amdgpu_bo *new_abo) -{ - if (unlikely(amdgpu_bo_unpin(new_abo) != 0)) - DRM_ERROR("failed to unpin new abo in error path\n"); - amdgpu_flip_cleanup_unreserve(work, new_abo); -} - -void amdgpu_crtc_cleanup_flip_ctx(struct amdgpu_flip_work *work, - struct amdgpu_bo *new_abo) -{ - if (unlikely(amdgpu_bo_reserve(new_abo, true) != 0)) { - DRM_ERROR("failed to reserve new abo in error path\n"); - amdgpu_flip_work_cleanup(work); - return; - } - amdgpu_flip_cleanup_unpin(work, new_abo); -} - -int amdgpu_crtc_prepare_flip(struct drm_crtc *crtc, - struct drm_framebuffer *fb, - struct drm_pending_vblank_event *event, - uint32_t page_flip_flags, - uint32_t target, - struct amdgpu_flip_work **work_p, - struct amdgpu_bo **new_abo_p) +int amdgpu_crtc_page_flip_target(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + struct drm_pending_vblank_event *event, + uint32_t page_flip_flags, uint32_t target, + struct drm_modeset_acquire_ctx *ctx) { struct drm_device *dev = crtc->dev; struct amdgpu_device *adev = dev->dev_private; @@ -196,7 +155,7 @@ int amdgpu_crtc_prepare_flip(struct drm_crtc *crtc, unsigned long flags; u64 tiling_flags; u64 base; - int r; + int i, r; work = kzalloc(sizeof *work, GFP_KERNEL); if (work == NULL) @@ -257,80 +216,41 @@ int amdgpu_crtc_prepare_flip(struct drm_crtc *crtc, spin_unlock_irqrestore(&crtc->dev->event_lock, flags); r = -EBUSY; goto pflip_cleanup; - } - spin_unlock_irqrestore(&crtc->dev->event_lock, flags); - - *work_p = work; - *new_abo_p = new_abo; - - return 0; - -pflip_cleanup: - amdgpu_crtc_cleanup_flip_ctx(work, new_abo); - return r; - -unpin: - amdgpu_flip_cleanup_unpin(work, new_abo); - return r; - -unreserve: - amdgpu_flip_cleanup_unreserve(work, new_abo); - return r; -cleanup: - amdgpu_flip_work_cleanup(work); - return r; - -} - -void amdgpu_crtc_submit_flip(struct drm_crtc *crtc, - struct drm_framebuffer *fb, - struct amdgpu_flip_work *work, - struct amdgpu_bo *new_abo) -{ - unsigned long flags; - struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); - - spin_lock_irqsave(&crtc->dev->event_lock, flags); amdgpu_crtc->pflip_status = AMDGPU_FLIP_PENDING; amdgpu_crtc->pflip_works = work; + + DRM_DEBUG_DRIVER("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_PENDING, work: %p,\n", + amdgpu_crtc->crtc_id, amdgpu_crtc, work); /* update crtc fb */ crtc->primary->fb = fb; spin_unlock_irqrestore(&crtc->dev->event_lock, flags); - - DRM_DEBUG_DRIVER( - "crtc:%d[%p], pflip_stat:AMDGPU_FLIP_PENDING, work: %p,\n", - amdgpu_crtc->crtc_id, amdgpu_crtc, work); - amdgpu_flip_work_func(&work->flip_work.work); -} - -int amdgpu_crtc_page_flip_target(struct drm_crtc *crtc, - struct drm_framebuffer *fb, - struct drm_pending_vblank_event *event, - uint32_t page_flip_flags, - uint32_t target, - struct drm_modeset_acquire_ctx *ctx) -{ - struct amdgpu_bo *new_abo; - struct amdgpu_flip_work *work; - int r; + return 0; - r = amdgpu_crtc_prepare_flip(crtc, - fb, - event, - page_flip_flags, - target, - &work, - &new_abo); - if (r) - return r; +pflip_cleanup: + if (unlikely(amdgpu_bo_reserve(new_abo, false) != 0)) { + DRM_ERROR("failed to reserve new abo in error path\n"); + goto cleanup; + } +unpin: + if (unlikely(amdgpu_bo_unpin(new_abo) != 0)) { + DRM_ERROR("failed to unpin new abo in error path\n"); + } +unreserve: + amdgpu_bo_unreserve(new_abo); - amdgpu_crtc_submit_flip(crtc, fb, work, new_abo); +cleanup: + amdgpu_bo_unref(&work->old_abo); + dma_fence_put(work->excl); + for (i = 0; i < work->shared_count; ++i) + dma_fence_put(work->shared[i]); + kfree(work->shared); + kfree(work); - return 0; + return r; } int amdgpu_crtc_set_config(struct drm_mode_set *set, |