[PATCH] drm: Rename headers to match DP2.1 spec

jdhillon jdhillon at amd.com
Mon Feb 6 19:37:08 UTC 2023


This patch changes the headers defined in drm_dp.h to match
the DP 2.1 spec.

Signed-off-by: Jasdeep Dhillon <jdhillon at amd.com>
---
 drivers/gpu/drm/tegra/dp.c   |  2 +-
 include/drm/display/drm_dp.h | 13 +++++++------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/tegra/dp.c b/drivers/gpu/drm/tegra/dp.c
index 08fbd8f151a1..f33e468ece0a 100644
--- a/drivers/gpu/drm/tegra/dp.c
+++ b/drivers/gpu/drm/tegra/dp.c
@@ -499,7 +499,7 @@ static int drm_dp_link_apply_training(struct drm_dp_link *link)
 		for (i = 0; i < lanes; i++)
 			values[i / 2] |= DP_LANE_POST_CURSOR(i, pc[i]);
 
-		err = drm_dp_dpcd_write(aux, DP_TRAINING_LANE0_1_SET2, values,
+		err = drm_dp_dpcd_write(aux, DP_LINK_SQUARE_PATTERN, values,
 					DIV_ROUND_UP(lanes, 2));
 		if (err < 0) {
 			DRM_ERROR("failed to set post-cursor: %d\n", err);
diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index ed10e6b6f99d..2093c1f8d8e0 100644
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -641,12 +641,11 @@
 # define DP_LINK_QUAL_PATTERN_CUSTOM        0x40
 # define DP_LINK_QUAL_PATTERN_SQUARE        0x48
 
-#define DP_TRAINING_LANE0_1_SET2	    0x10f
-#define DP_TRAINING_LANE2_3_SET2	    0x110
-# define DP_LANE02_POST_CURSOR2_SET_MASK    (3 << 0)
-# define DP_LANE02_MAX_POST_CURSOR2_REACHED (1 << 2)
-# define DP_LANE13_POST_CURSOR2_SET_MASK    (3 << 4)
-# define DP_LANE13_MAX_POST_CURSOR2_REACHED (1 << 6)
+#define DP_LINK_SQUARE_PATTERN				0x10f
+#define DP_CABLE_ATTRIBUTES_UPDATED_BY_DPTX	0x110
+# define DP_UHBR10_20_CAPABILITY			(3 << 0)
+# define DP_UHBR13_5_CAPABILITY				(1 << 2)
+# define DP_CABLE_TYPE						(7 << 3)
 
 #define DP_MSTM_CTRL			    0x111   /* 1.2 */
 # define DP_MST_EN			    (1 << 0)
@@ -1127,6 +1126,8 @@
 # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_32_MS             0x05
 # define DP_128B132B_TRAINING_AUX_RD_INTERVAL_64_MS             0x06
 
+#define DP_CABLE_ATTRIBUTES_UPDATED_BY_DPRX					0x2217 /* 2.0 */
+
 #define DP_TEST_264BIT_CUSTOM_PATTERN_7_0		0x2230
 #define DP_TEST_264BIT_CUSTOM_PATTERN_263_256	0x2250
 
-- 
2.34.1



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