Commit b29854ec authored by Anshuman Gupta's avatar Anshuman Gupta Committed by Jani Nikula
Browse files

drm/hdcp: DP HDCP2.2 errata LC_Send_L_Prime=16 

Fix LC_Send_L_Prime message timeout to 16 as documented
in DP HDCP 2.2 errata page 3.

https://www.digital-cp.com/sites/default/files/HDCP%202_2_DisplayPort_Errata_v3_0.pdf



Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: default avatarAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: default avatarAnshuman Gupta <anshuman.gupta@intel.com>
Acked-by: default avatarMaxime Ripard <mripard@kernel.org>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210324113012.7564-3-anshuman.gupta@intel.com
parent 989cf9a9

include/drm/drm_hdcp.h

+1 −1
Original line number Diff line number Diff line
@@ -231,7 +231,7 @@ struct hdcp2_rep_stream_ready { 
#define HDCP_2_2_PAIRING_TIMEOUT_MS		200

#define HDCP_2_2_DP_PAIRING_READ_TIMEOUT_MS	5

#define	HDCP_2_2_HDMI_LPRIME_TIMEOUT_MS		20

#define HDCP_2_2_DP_LPRIME_TIMEOUT_MS		7

#define HDCP_2_2_DP_LPRIME_TIMEOUT_MS		16

#define HDCP_2_2_RECVID_LIST_TIMEOUT_MS		3000

#define HDCP_2_2_STREAM_READY_TIMEOUT_MS	100