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 <[email protected]>
Reviewed-by: Wenjing Liu <[email protected]>
Acked-by: Aurabindo Pillai <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

Author: Nicholas Kazlauskas

drivers/gpu/drm/amd/display/modules/hdcp/hdcp1_execution.c

@@ -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,

drivers/gpu/drm/amd/display/modules/hdcp/hdcp2_execution.c

@@ -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);