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authorStephen Boyd <swboyd@chromium.org>2023-09-06 11:12:26 -0700
committerDmitry Baryshkov <dmitry.baryshkov@linaro.org>2023-10-09 12:17:47 +0300
commit6398e4d4ca0ad41feed529aa95c96a12d78f6124 (patch)
tree2fbeb66bba2f3a5ef069772e85043bba16eb2515
parentcc2e49235d87bf21055743b448f47193421f3ac0 (diff)
drm/msm/dp: Remove error message when downstream port not connected
Plugging in an Apple dongle without the HDMI cable attached prints out an error message in the kernel logs when nothing is actually wrong. no downstream ports connected This is because the downstream port for the HDMI connector is not connected, so the Apple dongle reports that as a zero sink count device. Cc: Vinod Polimera <quic_vpolimer@quicinc.com> Cc: Kuogee Hsieh <quic_khsieh@quicinc.com> Signed-off-by: Stephen Boyd <swboyd@chromium.org> Patchwork: https://patchwork.freedesktop.org/patch/556068/ Link: https://lore.kernel.org/r/20230906181226.2198441-3-swboyd@chromium.org Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
-rw-r--r--drivers/gpu/drm/msm/dp/dp_panel.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
index 3957c567c730..0871ef42933e 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.c
+++ b/drivers/gpu/drm/msm/dp/dp_panel.c
@@ -156,7 +156,6 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel,
if (drm_dp_is_branch(dp_panel->dpcd)) {
count = drm_dp_read_sink_count(panel->aux);
if (!count) {
- DRM_ERROR("no downstream ports connected\n");
panel->link->sink_count = 0;
return -ENOTCONN;
}