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Subject[PATCH] drm/msm/dpu: add rotation property
Date
From: Rob Clark <robdclark@chromium.org>

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 45bfac9e3af7..c5653771e8fa 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -1040,8 +1040,21 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
pstate->multirect_mode);

if (pdpu->pipe_hw->ops.setup_format) {
+ unsigned int rotation;
+
src_flags = 0x0;

+ rotation = drm_rotation_simplify(state->rotation,
+ DRM_MODE_ROTATE_0 |
+ DRM_MODE_REFLECT_X |
+ DRM_MODE_REFLECT_Y);
+
+ if (rotation & DRM_MODE_REFLECT_X)
+ src_flags |= DPU_SSPP_FLIP_UD;
+
+ if (rotation & DRM_MODE_REFLECT_Y)
+ src_flags |= DPU_SSPP_FLIP_LR;
+
/* update format */
pdpu->pipe_hw->ops.setup_format(pdpu->pipe_hw, fmt, src_flags,
pstate->multirect_index);
@@ -1522,6 +1535,13 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
if (ret)
DPU_ERROR("failed to install zpos property, rc = %d\n", ret);

+ drm_plane_create_rotation_property(plane,
+ DRM_MODE_ROTATE_0,
+ DRM_MODE_ROTATE_0 |
+ DRM_MODE_ROTATE_180 |
+ DRM_MODE_REFLECT_X |
+ DRM_MODE_REFLECT_Y);
+
drm_plane_enable_fb_damage_clips(plane);

/* success! finalize initialization */
--
2.21.0
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