-----Original Message----- From: Nautiyal, Ankit K ankit.k.nautiyal@intel.com Sent: Wednesday, March 24, 2021 10:16 AM To: Gupta, Anshuman anshuman.gupta@intel.com; intel- gfx@lists.freedesktop.org Subject: Re: [Intel-gfx] [PATCH 2/2] drm/hdcp: DP HDCP2.2 errata LC_Send_L_Prime=16
Change is as per the errata. LGTM.
Reviewed-by: Ankit Nautiyal ankit.k.nautiyal@intel.com
Hi Maarten , Could you please provide your Ack to merge it via drm-intel-next, since it is a small change. Thanks, Anshuman Gupta.
On 1/27/2021 1:54 PM, Anshuman Gupta wrote:
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 Signed-off-by: Anshuman Gupta anshuman.gupta@intel.com
include/drm/drm_hdcp.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h index 2b165a0f434f..0b1111e3228e 100644 --- a/include/drm/drm_hdcp.h +++ b/include/drm/drm_hdcp.h @@ -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