On Tue, Oct 15, 2019 at 01:40:12PM +0000, Siqueira, Rodrigo wrote:
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
include/drm/drm_dp_helper.h | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index bf62b43aaf2b..cfadeeef8492 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -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
2.23.0