drm/amd/display: define mod_hdcp_display_disable_option struct

Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Reviewed-by: George Shen <George.Shen@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c

@@ -191,7 +191,7 @@ void hdcp_update_display(struct hdcp_workqueue *hdcp_work,
 				psp_set_srm(hdcp_work->hdcp.config.psp.handle, hdcp_work->srm, hdcp_work->srm_size,
 					    &hdcp_work->srm_version);
 
-			display->adjust.disable = 0;
+			display->adjust.disable = MOD_HDCP_DISPLAY_NOT_DISABLE;
 			if (content_type == DRM_MODE_HDCP_CONTENT_TYPE0) {
 				hdcp_w->link.adjust.hdcp1.disable = 0;
 				hdcp_w->link.adjust.hdcp2.force_type = MOD_HDCP_FORCE_TYPE_0;
@@ -203,7 +203,7 @@ void hdcp_update_display(struct hdcp_workqueue *hdcp_work,
 			schedule_delayed_work(&hdcp_w->property_validate_dwork,
 					      msecs_to_jiffies(DRM_HDCP_CHECK_PERIOD_MS));
 		} else {
-			display->adjust.disable = 1;
+			display->adjust.disable = MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION;
 			hdcp_w->encryption_status = MOD_HDCP_ENCRYPTION_STATUS_HDCP_OFF;
 			cancel_delayed_work(&hdcp_w->property_validate_dwork);
 		}
@@ -456,7 +456,7 @@ static void update_config(void *handle, struct cp_psp_stream_config *config)
 	link->dp.rev = aconnector->dc_link->dpcd_caps.dpcd_rev.raw;
 	link->dp.assr_enabled = config->assr_enabled;
 	link->dp.mst_enabled = config->mst_enabled;
-	display->adjust.disable = 1;
+	display->adjust.disable = MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION;
 	link->adjust.auth_delay = 3;
 	link->adjust.hdcp1.disable = 0;
 

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

@@ -53,7 +53,7 @@ static uint8_t is_cp_desired_hdcp1(struct mod_hdcp *hdcp)
 	 */
 	for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) {
 		if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_INACTIVE &&
-				!hdcp->displays[i].adjust.disable) {
+				hdcp->displays[i].adjust.disable != MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION) {
 			is_auth_needed = 1;
 			break;
 		}
@@ -74,7 +74,7 @@ static uint8_t is_cp_desired_hdcp2(struct mod_hdcp *hdcp)
 	 */
 	for (i = 0; i < MAX_NUM_OF_DISPLAYS; i++) {
 		if (hdcp->displays[i].state != MOD_HDCP_DISPLAY_INACTIVE &&
-				!hdcp->displays[i].adjust.disable) {
+				hdcp->displays[i].adjust.disable != MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION) {
 			is_auth_needed = 1;
 			break;
 		}

drivers/gpu/drm/amd/display/modules/inc/mod_hdcp.h

@@ -120,6 +120,12 @@ enum mod_hdcp_display_state {
 	MOD_HDCP_DISPLAY_ENCRYPTION_ENABLED
 };
 
+enum mod_hdcp_display_disable_option {
+	MOD_HDCP_DISPLAY_NOT_DISABLE = 0,
+	MOD_HDCP_DISPLAY_DISABLE_AUTHENTICATION,
+	MOD_HDCP_DISPLAY_DISABLE_ENCRYPTION,
+};
+
 struct mod_hdcp_ddc {
 	void *handle;
 	struct {
@@ -149,8 +155,8 @@ struct mod_hdcp_psp {
 };
 
 struct mod_hdcp_display_adjustment {
-	uint8_t disable			: 1;
-	uint8_t reserved		: 7;
+	uint8_t disable			: 2;
+	uint8_t reserved		: 6;
 };
 
 struct mod_hdcp_link_adjustment_hdcp1 {