[PATCH] drm/msm/dp: make dp_bridge_mode_valid() more precise

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Wed Jun 15 11:59:20 UTC 2022


Make dp_connector_mode_valid() return precise MODE_CLOCK_HIGH rather
than generic MODE_BAD in case the mode clock is higher than
DP_MAX_PIXEL_CLK_KHZ (675 MHz).

Reviewed-by: Kuogee Hsieh<quic_khsieh at quicinc.com>
Reviewed-by: Stephen Boyd <swboyd at chromium.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/dp/dp_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index bce77935394f..6ecdd81d0555 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -989,7 +989,7 @@ enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge,
 		return MODE_OK;
 
 	if (mode->clock > DP_MAX_PIXEL_CLK_KHZ)
-		return MODE_BAD;
+		return MODE_CLOCK_HIGH;
 
 	dp_display = container_of(dp, struct dp_display_private, dp_display);
 	link_info = &dp_display->panel->link_info;
-- 
2.35.1



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