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Commit 6106fc7b authored by Ramkumar Radhakrishnan's avatar Ramkumar Radhakrishnan Committed by Animesh Kishore
Browse files

msm: mdss: align yuv bitstream plane size and stride appropriately. 



Add align function to align the values to non power of 2 and align
yuv bitstream plane size and stride appropriately.

Change-Id: I40695e9e7a99fe7c814d26fa7b5205370b7f9f64
CRs-Fixed: 997601
Signed-off-by: default avatarRamkumar Radhakrishnan <ramkumar@codeaurora.org>
parent 65ca63e7

drivers/video/fbdev/msm/mdss_mdp_util.c

+3 −2
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include "mdss_panel.h"



#define PHY_ADDR_4G (1ULL<<32)

#define ALIGN_UP(x, align) ((DIV_ROUND_UP((x), (align))) * (align))



void mdss_mdp_format_flag_removal(u32 *table, u32 num, u32 remove_bits)

{
@@ -451,13 +452,13 @@ static int mdss_mdp_get_ubwc_plane_size(struct mdss_mdp_format_params *fmt, 
		}



		/* Y bitstream stride and plane size */

		ps->ystride[0] = ALIGN(width, y_stride_alignment);

		ps->ystride[0] = ALIGN_UP(width, y_stride_alignment);

		ps->ystride[0] = (ps->ystride[0] * y_bpp_numer) / y_bpp_denom;

		ps->plane_size[0] = ALIGN(ps->ystride[0] *

			ALIGN(height, y_height_alignment), 4096);



		/* CbCr bitstream stride and plane size */

		ps->ystride[1] = ALIGN(width / 2, uv_stride_alignment);

		ps->ystride[1] = ALIGN_UP(width / 2, uv_stride_alignment);

		ps->ystride[1] = (ps->ystride[1] * uv_bpp_numer) / uv_bpp_denom;

		ps->plane_size[1] = ALIGN(ps->ystride[1] *

			ALIGN(height / 2, uv_height_alignment), 4096);