[Intel-gfx] [PATCH] drm/i915/display/tc: Only WARN once for bogus tc port flag

Sean Paul sean at poorly.run
Wed Dec 9 21:16:36 UTC 2020


From: Sean Paul <seanpaul at chromium.org>

No need to spam syslog/console when we can ignore/fix the flag.

Signed-off-by: Sean Paul <seanpaul at chromium.org>
---
 drivers/gpu/drm/i915/display/intel_tc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
index 4346bc1a747a..27dc2dad6809 100644
--- a/drivers/gpu/drm/i915/display/intel_tc.c
+++ b/drivers/gpu/drm/i915/display/intel_tc.c
@@ -262,7 +262,7 @@ static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port)
 		mask |= BIT(TC_PORT_LEGACY);
 
 	/* The sink can be connected only in a single mode. */
-	if (!drm_WARN_ON(&i915->drm, hweight32(mask) > 1))
+	if (!drm_WARN_ON_ONCE(&i915->drm, hweight32(mask) > 1))
 		tc_port_fixup_legacy_flag(dig_port, mask);
 
 	return mask;
-- 
Sean Paul, Software Engineer, Google / Chromium OS



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