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drm: Add LT-tunable PHY repeater mode operations 

LT-tunable PHY Repeaters can operate in two different modes: transparent
(default) and non-transparent. The value 0x55 specifies the transparent
mode, and 0xaa represents the non-transparent; this commit adds these
two values as definitions.

Cc: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Leo Li <sunpeng.li@amd.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Manasi Navare <manasi.d.navare@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Abdoulaye Berthe <Abdoulaye.Berthe@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Rodrigo Siqueira <rodrigosiqueiramelo@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191015134010.26zwopwnrbsmz5az@outlook.office365.com
This commit is contained in:
Rodrigo Siqueira 2019-10-15 13:40:12 +00:00 committed by Rodrigo Siqueira
parent fadfee3f9d
commit 1ccd5417db
1 changed files with 4 additions and 0 deletions
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4
include/drm/drm_dp_helper.h
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@ -1034,6 +1034,10 @@
#define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */
#define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */
/* Repeater modes */
#define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */
#define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */
/* DP HDCP message start offsets in DPCD address space */
#define DP_HDCP_2_2_AKE_INIT_OFFSET DP_HDCP_2_2_REG_RTX_OFFSET
#define DP_HDCP_2_2_AKE_SEND_CERT_OFFSET DP_HDCP_2_2_REG_CERT_RX_OFFSET