Merge "msm: mdss: fix pixel extension validation on decimation" (356db2be) · Commits · e / devices / samsung / android_kernel_samsung_msm8916

drivers/video/msm/mdss/mdss_mdp_overlay.c

+8 −5

Original line number	Diff line number	Diff line
		@@ -446,14 +446,16 @@ static int __mdss_mdp_validate_pxl_extn(struct mdss_mdp_pipe *pipe)

		/*
		* For chroma plane, width is half for the following sub sampled
		* formats
		* formats. Except in case of decimation, where hardware avoids
		* 1 line of decimation instead of downsampling.
		*/
		if (plane == 1 &&
		if (plane == 1 && !pipe->horz_deci &&
		((pipe->src_fmt->chroma_sample == MDSS_MDP_CHROMA_420) \|\|
		(pipe->src_fmt->chroma_sample == MDSS_MDP_CHROMA_H2V1)))
		(pipe->src_fmt->chroma_sample == MDSS_MDP_CHROMA_H2V1))) {
		src_w >>= 1;
		}

		if (plane == 1 &&
		if (plane == 1 && !pipe->vert_deci &&
		((pipe->src_fmt->chroma_sample == MDSS_MDP_CHROMA_420) \|\|
		(pipe->src_fmt->chroma_sample == MDSS_MDP_CHROMA_H1V2)))
		src_h >>= 1;
		@@ -486,7 +488,8 @@ static int __mdss_mdp_validate_pxl_extn(struct mdss_mdp_pipe *pipe)
		(hor_ov_fetch > pipe->img_width) \|\|
		(vert_req_pixels != vert_fetch_pixels) \|\|
		(vert_ov_fetch > pipe->img_height)) {
		pr_err("err: h_req:%d h_fetch:%d v_req:%d v_fetch:%d src_img:[%d,%d]\n",
		pr_err("err: plane=%d h_req:%d h_fetch:%d v_req:%d v_fetch:%d src_img:[%d,%d]\n",
		plane,
		hor_req_pixels, hor_fetch_pixels,
		vert_req_pixels, vert_fetch_pixels,
		pipe->img_width, pipe->img_height);