[PATCH] drm/display/dp: Update the name of bit#4 of DPCD TEST_REQUEST

Khaled Almahallawy khaled.almahallawy at intel.com
Thu Dec 14 21:35:55 UTC 2023


DP_TEST_LINK_FAUX_PATTERN is deprecated since DP1.3 Spec.
Update to the latest definition in DP2.1 spec to reflect its true
usage in the code.

Cc: Jani Nikula <jani.nikula at intel.com>
Cc: Rob Clark <robdclark at gmail.com>
Cc: Abhinav Kumar <quic_abhinavk at quicinc.com>
Cc: Sean Paul <sean at poorly.run>
Signed-off-by: Khaled Almahallawy <khaled.almahallawy at intel.com>
---
 drivers/gpu/drm/msm/dp/dp_link.c | 2 +-
 include/drm/display/drm_dp.h     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c
index 98427d45e9a7..b7d16c1afb5a 100644
--- a/drivers/gpu/drm/msm/dp/dp_link.c
+++ b/drivers/gpu/drm/msm/dp/dp_link.c
@@ -664,7 +664,7 @@ static int dp_link_parse_request(struct dp_link_private *link)
 		return rlen;
 	}
 
-	if (!data || (data == DP_TEST_LINK_FAUX_PATTERN)) {
+	if (!data || (data == DP_TEST_PHY_TEST_CHANNEL_CODING_TYPE)) {
 		drm_dbg_dp(link->drm_dev, "link 0x%x not supported\n", data);
 		goto end;
 	}
diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index 3731828825bd..3ccbc9eb9289 100644
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -807,7 +807,7 @@
 # define DP_TEST_LINK_VIDEO_PATTERN	    (1 << 1)
 # define DP_TEST_LINK_EDID_READ		    (1 << 2)
 # define DP_TEST_LINK_PHY_TEST_PATTERN	    (1 << 3) /* DPCD >= 1.1 */
-# define DP_TEST_LINK_FAUX_PATTERN	    (1 << 4) /* DPCD >= 1.2 */
+# define DP_TEST_PHY_TEST_CHANNEL_CODING_TYPE	    (1 << 4)
 # define DP_TEST_LINK_AUDIO_PATTERN         (1 << 5) /* DPCD >= 1.2 */
 # define DP_TEST_LINK_AUDIO_DISABLED_VIDEO  (1 << 6) /* DPCD >= 1.2 */
 
-- 
2.34.1



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