diff options
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index f5b3da2f92d7..056cac3f0fb1 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -878,9 +878,14 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { + struct vop *vop = to_vop(crtc); + if (adjusted_mode->htotal == 0 || adjusted_mode->vtotal == 0) return false; + adjusted_mode->clock = + clk_round_rate(vop->dclk, mode->clock * 1000) / 1000; + return true; } |