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drm/rockchip: debugfs: fix dump 10bit afbc yuv format error

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Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: I2aa75d691de794d62c2eada5419ab441da69f471
This commit is contained in:
Sandy Huang
2022-04-07 20:11:42 +08:00
committed by Tao Huang
parent 4559374ca9
commit 4764cd7c19
1 changed files with 4 additions and 3 deletions
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7
drivers/gpu/drm/rockchip/rockchip_drm_debugfs.c
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@@ -61,7 +61,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
char file_name[100];
int width;
size_t size, uv_size = 0;
void *kvaddr;
void *kvaddr, *kvaddr_origin;
struct file *file;
loff_t pos = 0;
struct drm_format_name_buf format_name;
@@ -75,7 +75,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
u8 hsub = dump_info->format->hsub;
u8 vsub = dump_info->format->vsub;
width = dump_info->pitches;
width = dump_info->pitches * 8 / bpp;
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,
@@ -92,6 +92,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
}
kvaddr = vmap(dump_info->pages, dump_info->num_pages, VM_MAP,
pgprot_writecombine(PAGE_KERNEL));
kvaddr_origin = kvaddr;
if (!kvaddr)
DRM_ERROR("failed to vmap() buffer\n");
else
@@ -111,7 +112,7 @@ int rockchip_drm_dump_plane_buffer(struct vop_dump_info *dump_info, int frame_co
} else {
DRM_INFO("open %s failed\n", ptr);
}
vunmap(kvaddr);
vunmap(kvaddr_origin);
return 0;
}