diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c index e7b841d960e7..68a6481d7f8f 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c @@ -314,6 +314,9 @@ enum mod_hdcp_status mod_hdcp_add_display(struct mod_hdcp *hdcp, goto out; } + /* save current encryption states to restore after next authentication */ + mod_hdcp_save_current_encryption_states(hdcp); + /* reset existing authentication status */ status = reset_authentication(hdcp, output); if (status != MOD_HDCP_STATUS_SUCCESS) @@ -360,6 +363,9 @@ enum mod_hdcp_status mod_hdcp_remove_display(struct mod_hdcp *hdcp, goto out; } + /* save current encryption states to restore after next authentication */ + mod_hdcp_save_current_encryption_states(hdcp); + /* stop current authentication */ status = reset_authentication(hdcp, output); if (status != MOD_HDCP_STATUS_SUCCESS) |