Fixes occasional debug spew at boot when connected directly through HDMI, and probably confusing the HDMI state machine when we go trying to poke registers for the enable sequence too soon.
Signed-off-by: Eric Anholt eric@anholt.net --- drivers/gpu/drm/vc4/vc4_hdmi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 4452f3631cac..5770d6704f4b 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -369,7 +369,7 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
ret = wait_for(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) & - VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE, 1); + VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE, 1000); WARN_ONCE(ret, "Timeout waiting for " "VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n"); } else { @@ -381,7 +381,7 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder) ~VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
ret = wait_for(!(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) & - VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE), 1); + VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE), 1000); WARN_ONCE(ret, "Timeout waiting for " "!VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n"); }