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vdin: [side-effect]hdmi 4k,garbage is seen at the bottom [1/1]

Browse Source 
PD#SWPL-14760

Problem:
There's no enough mem for screen cap

Solution:
Inc mem only for HDMI 4k afbce

Verify:
verified by t962x2_x301

Change-Id: I688bc67f5b9f754ae3db9fa650778cf36eec18dc
Signed-off-by: zhiwei.yuan <zhiwei.yuan@amlogic.com>
This commit is contained in:
zhiwei.yuan
2019-10-08 15:26:08 +08:00
committed by Tao Zeng
parent ee262a7d63
commit d725d4f201
1 changed files with 4 additions and 1 deletions
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5
drivers/amlogic/media/vin/tvin/vdin/vdin_canvas.c
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@@ -523,8 +523,11 @@ unsigned int vdin_cma_alloc(struct vdin_dev_s *devp)
/*for almost uncompressed pattern,garbage at bottom
*1024x1658 is the worst case,each page wast 2160x3x256byte for 4096
*since every block must not be separated by 2 pages
*screen cap & v4l2 debug doesn't use afbce,no need inc mem
*/
mem_size += 1024 * 1658;
if (!(devp->parm.reserved & PARAM_STATE_SCREENCAP) &&
(!(devp->flags & VDIN_FLAG_V4L2_DEBUG)))
mem_size += 1024 * 1658;
if ((devp->format_convert >= VDIN_FORMAT_CONVERT_YUV_NV12) &&
(devp->format_convert <= VDIN_FORMAT_CONVERT_RGB_NV21))