[08/26] drm/dp: Define more downstream facing port caps
diff mbox series

Message ID 20200203151343.14378-9-ville.syrjala@linux.intel.com
State New
Headers show
Series
  • drm/i915: Pimp DP DFP handling
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Commit Message

Ville Syrjälä Feb. 3, 2020, 3:13 p.m. UTC
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Our definitions for the DPCD DFP capabilities are lacking.
Add the missing bits.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 include/drm/drm_dp_helper.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index faf05cda5043..2ffa47f875fa 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -385,12 +385,18 @@ 
 # define DP_DS_PORT_TYPE_WIRELESS           6
 # define DP_DS_PORT_HPD			    (1 << 3)
 /* offset 1 for VGA is maximum megapixels per second / 8 */
-/* offset 2 */
+/* offset 1 for DVI/HDMI is maximum TMDS clock in Mbps / 2.5 */
+/* offset 2 for VGA/DVI/HDMI */
 # define DP_DS_MAX_BPC_MASK	            (3 << 0)
 # define DP_DS_8BPC		            0
 # define DP_DS_10BPC		            1
 # define DP_DS_12BPC		            2
 # define DP_DS_16BPC		            3
+/* offset 3 for DVI */
+# define DP_DS_DVI_DUAL_LINK		    (1 << 1)
+# define DP_DS_DVI_HIGH_COLOR_DEPTH	    (1 << 2)
+/* offset 3 for HDMI */
+# define DP_DS_HDMI_FRAME_SEQ_TO_FRAME_PACK (1 << 0)
 
 #define DP_MAX_DOWNSTREAM_PORTS		    0x10