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drm/rockchip: vop: report error when check resource error 

The user would be confused while facing a error commit without
any error report.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Reviewed-by: Sandy huang <sandy.huang@rock-chips.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1501494596-7090-1-git-send-email-mark.yao@rock-chips.com
This commit is contained in:
Mark yao 2017-07-31 17:49:55 +08:00 committed by Mark Yao
parent da709a7b27
commit d415fb87aa
1 changed files with 3 additions and 1 deletions
drivers/gpu/drm/rockchip
rockchip_drm_vop.c

4
drivers/gpu/drm/rockchip/rockchip_drm_vop.c
View File

@ -675,8 +675,10 @@ static int vop_plane_atomic_check(struct drm_plane *plane,
* Src.x1 can be odd when do clip, but yuv plane start point * Src.x1 can be odd when do clip, but yuv plane start point
* need align with 2 pixel. * need align with 2 pixel.
*/ */
if (is_yuv_support(fb->format->format) && ((state->src.x1 >> 16) % 2)) if (is_yuv_support(fb->format->format) && ((state->src.x1 >> 16) % 2)) {
DRM_ERROR("Invalid Source: Yuv format not support odd xpos\n");
return -EINVAL; return -EINVAL;
}
return 0; return 0;
} }