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drm/rockchip: debugfs: fix dump yuv format size error

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Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: Ibec7e083c38d2b8d151f285848133e7e72310095
This commit is contained in:
Sandy Huang
2021-11-08 17:35:39 +08:00
committed by Tao Huang
parent 9fd1dbb405
commit 91142983e6
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/rockchip/rockchip_drm_debugfs.c
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@@ -60,7 +60,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
const char *ptr;
char file_name[100];
int width;
size_t size;
size_t size, uv_size = 0;
void *kvaddr;
struct file *file;
loff_t pos = 0;
@@ -72,8 +72,12 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
bpp = rockchip_drm_get_bpp(dump_info->format);
if (dump_info->yuv_format) {
u8 hsub = dump_info->format->hsub;
u8 vsub = dump_info->format->vsub;
width = dump_info->pitches;
flags = O_RDWR | O_CREAT | O_APPEND;
uv_size = (width * dump_info->height * bpp >> 3) * 2 / hsub / vsub;
snprintf(file_name, 100, "%s/video%d_%d_%s.%s", DUMP_BUF_PATH,
width, dump_info->height, format,
"bin");
@@ -96,7 +100,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
if (dump_info->AFBC_flag)
size = get_afbc_size(width, dump_info->height, bpp);
else
size = width * dump_info->height * bpp >> 3;
size = (width * dump_info->height * bpp >> 3) + uv_size;
ptr = file_name;
file = filp_open(ptr, flags, 0644);