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author | Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> | 2020-02-07 11:02:26 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-25 11:04:16 -0500 |
commit | 63a85ff6c35d8a7aaf0fb60ddbab93530d495bf3 (patch) | |
tree | 8bc411369c166b6f922959932ef531d7a0e0338f | |
parent | 493ba6611daa4245893ecf41c8ac3af1c8dd7df8 (diff) | |
download | linux-63a85ff6c35d8a7aaf0fb60ddbab93530d495bf3.tar.bz2 |
drm/amd/display: Fix HDMI repeater authentication
when the rxstatus split was done the index was incorrect. This
lead to HDMI repeater authentication failure for HDCP2.X So fix it
Fixes: 302169003733 ("drm/amd/display: split rxstatus for hdmi and dp")
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c index 340df6d406f9..491c00f48026 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c @@ -34,7 +34,7 @@ static inline enum mod_hdcp_status check_receiver_id_list_ready(struct mod_hdcp if (is_dp_hdcp(hdcp)) is_ready = HDCP_2_2_DP_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus_dp) ? 1 : 0; else - is_ready = (HDCP_2_2_HDMI_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus[0]) && + is_ready = (HDCP_2_2_HDMI_RXSTATUS_READY(hdcp->auth.msg.hdcp2.rxstatus[1]) && (HDCP_2_2_HDMI_RXSTATUS_MSG_SZ_HI(hdcp->auth.msg.hdcp2.rxstatus[1]) << 8 | hdcp->auth.msg.hdcp2.rxstatus[0])) ? 1 : 0; return is_ready ? MOD_HDCP_STATUS_SUCCESS : @@ -67,7 +67,7 @@ static inline enum mod_hdcp_status check_reauthentication_request( MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST : MOD_HDCP_STATUS_SUCCESS; else - ret = HDCP_2_2_HDMI_RXSTATUS_REAUTH_REQ(hdcp->auth.msg.hdcp2.rxstatus[0]) ? + ret = HDCP_2_2_HDMI_RXSTATUS_REAUTH_REQ(hdcp->auth.msg.hdcp2.rxstatus[1]) ? MOD_HDCP_STATUS_HDCP2_REAUTH_REQUEST : MOD_HDCP_STATUS_SUCCESS; return ret; |