drm/msm/dpu: don't cache pipe->cap->features in dpu_plane

Do not cache hw_pipe's features in dpu_plane. Use
pdpu->pipe_hw->cap->features directly.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Link: https://lore.kernel.org/r/20210930140002.308628-10-dmitry.baryshkov@linaro.orgSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c

@@ -100,7 +100,6 @@ struct dpu_plane {
 	struct mutex lock;
 
 	enum dpu_sspp pipe;
-	uint32_t features;      /* capabilities from catalog */
 
 	struct dpu_hw_pipe *pipe_hw;
 	uint32_t color_fill;
@@ -646,7 +645,7 @@ static const struct dpu_csc_cfg *_dpu_plane_get_csc(struct dpu_plane *pdpu, cons
 	if (!DPU_FORMAT_IS_YUV(fmt))
 		return NULL;
 
-	if (BIT(DPU_SSPP_CSC_10BIT) & pdpu->features)
+	if (BIT(DPU_SSPP_CSC_10BIT) & pdpu->pipe_hw->cap->features)
 		csc_ptr = &dpu_csc10_YUV2RGB_601L;
 	else
 		csc_ptr = &dpu_csc_YUV2RGB_601L;
@@ -1003,8 +1002,8 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
 	min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1;
 
 	if (DPU_FORMAT_IS_YUV(fmt) &&
-		(!(pdpu->features & DPU_SSPP_SCALER) ||
-		 !(pdpu->features & (BIT(DPU_SSPP_CSC)
+		(!(pdpu->pipe_hw->cap->features & DPU_SSPP_SCALER) ||
+		 !(pdpu->pipe_hw->cap->features & (BIT(DPU_SSPP_CSC)
 		 | BIT(DPU_SSPP_CSC_10BIT))))) {
 		DPU_DEBUG_PLANE(pdpu,
 				"plane doesn't have scaler/csc for yuv\n");
@@ -1446,8 +1445,8 @@ static int _dpu_plane_init_debugfs(struct drm_plane *plane)
 				plane->dev->primary->debugfs_root);
 
 	/* don't error check these */
-	debugfs_create_x32("features", 0600,
-			pdpu->debugfs_root, &pdpu->features);
+	debugfs_create_xul("features", 0600,
+			pdpu->debugfs_root, (unsigned long *)&pdpu->pipe_hw->cap->features);
 
 	/* add register dump support */
 	dpu_debugfs_setup_regset32(&pdpu->debugfs_src,
@@ -1620,7 +1619,6 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
 	}
 
 	/* cache features mask for later */
-	pdpu->features = pdpu->pipe_hw->cap->features;
 	pdpu->pipe_sblk = pdpu->pipe_hw->cap->sblk;
 	if (!pdpu->pipe_sblk) {
 		DPU_ERROR("[%u]invalid sblk\n", pipe);