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drm/hisilicon/hibmc: fix 'xset dpms force off' fail

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both crtc_state->adjusted_mode.hdisplay and
crtc_state->adjusted_mode.vdisplay are 0 when switch dpms off,
return -EINVAL cause switch dpms off fail.

Signed-off-by: Zhihui Chen <chenzhihui4@huawei.com>
Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org>
Acked-by: Xinliang Liu <xinliang.liu@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20191220023004.2658-1-chenzhihui4@huawei.com
This commit is contained in:
Zhihui Chen
2019-12-20 10:30:04 +08:00
committed by Xinliang Liu
parent 997bac693a
commit f2f8653e0d
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c
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@@ -80,6 +80,9 @@ static int hibmc_plane_atomic_check(struct drm_plane *plane,
return -EINVAL;
}
if (!crtc_state->enable)
return 0;
if (state->crtc_x + state->crtc_w >
crtc_state->adjusted_mode.hdisplay ||
state->crtc_y + state->crtc_h >