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drm/msm/mdp5: clip img size to src size 

If fb dimensions are larger than what can be scanned out, but the src
dimensions are not, the hw can still handle this.  So clip.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2016-11-02 09:51:06 -04:00
parent 7ed216e53c
commit 394da4b8f3
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c
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@ -771,8 +771,8 @@ static int mdp5_plane_mode_set(struct drm_plane *plane,
spin_lock_irqsave(&mdp5_plane->pipe_lock, flags);
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_IMG_SIZE(pipe),
MDP5_PIPE_SRC_IMG_SIZE_WIDTH(fb->width) |
MDP5_PIPE_SRC_IMG_SIZE_HEIGHT(fb->height));
MDP5_PIPE_SRC_IMG_SIZE_WIDTH(min(fb->width, src_w)) |
MDP5_PIPE_SRC_IMG_SIZE_HEIGHT(min(fb->height, src_h)));
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_SIZE(pipe),
MDP5_PIPE_SRC_SIZE_WIDTH(src_w) |