[Intel-gfx] [PATCH] drm/i915: Sink CRC: tune down error message at stop to debug_kms.

Rodrigo Vivi rodrigo.vivi at intel.com
Wed Jan 13 14:05:04 PST 2016

When we stop the sink CRC calculation we wait a while until the counter
is reset to zero and return -ETIMEDOUT. However the sink crc was
calculated already by this point so we just ignore this return at
the main function.

So, let's also ignore the message and put it as a debug message instead
of an error one. The message might still be useful when debuging
test failures so we could be able to know something was not going so
well with sink crc stop.

Reference: https://bugs.freedesktop.org/show_bug.cgi?id=93694
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
 drivers/gpu/drm/i915/intel_dp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index c8f58ab..22f6887 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4009,7 +4009,7 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp)
 	} while (--attempts && count);
 	if (attempts == 0) {
-		DRM_ERROR("TIMEOUT: Sink CRC counter is not zeroed\n");
+		DRM_DEBUG_KMS("TIMEOUT: Sink CRC counter is not zeroed\n");
 		ret = -ETIMEDOUT;

More information about the Intel-gfx mailing list