mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

drm/amd/display: Always poll for rxstatus in authenticate 

[Why]
Requirement from the spec - we shouldn't be potentially exiting out
early based on encryption status.

[How]
Drop the calls from HDCP1 and HDCP2 execution that exit out early
based on link encryption status.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nicholas Kazlauskas 2021-04-08 12:21:47 -04:00 committed by Alex Deucher
parent 0eda55ca52
commit e0912e15d3
2 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c
View File

@ -427,8 +427,6 @@ static enum mod_hdcp_status authenticated_dp(struct mod_hdcp *hdcp,
event_ctx->unexpected_event = 1;
goto out;
}
if (!mod_hdcp_is_link_encryption_enabled(hdcp))
goto out;
if (status == MOD_HDCP_STATUS_SUCCESS)
mod_hdcp_execute_and_set(mod_hdcp_read_bstatus,

2
drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c
View File

@ -564,8 +564,6 @@ static enum mod_hdcp_status authenticated(struct mod_hdcp *hdcp,
event_ctx->unexpected_event = 1;
goto out;
}
if (!mod_hdcp_is_link_encryption_enabled(hdcp))
goto out;
process_rxstatus(hdcp, event_ctx, input, &status);