usb: phy: Rename OTG FSM informative variables

Mark informative variables with suffix '_inf' to distinguish
them from other non-informative variables with the same name.
If such non-informative varialbes were missed, they are created.

Signed-off-by: Anton Tikhomirov <av.tikhomirov@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/phy/phy-fsl-usb.c

@@ -1113,7 +1113,7 @@ static long fsl_otg_ioctl(struct file *file, unsigned int cmd,
 		break;
 
 	case SET_A_SUSPEND_REQ:
-		fsl_otg_dev->fsm.a_suspend_req = arg;
+		fsl_otg_dev->fsm.a_suspend_req_inf = arg;
 		break;
 
 	case SET_A_BUS_DROP:

drivers/usb/phy/phy-fsm-usb.c

@@ -99,7 +99,7 @@ void otg_leave_state(struct otg_fsm *fsm, enum usb_otg_state old_state)
 	case OTG_STATE_A_SUSPEND:
 		otg_del_timer(fsm, A_AIDL_BDIS);
 		fsm->a_aidl_bdis_tmout = 0;
-		fsm->a_suspend_req = 0;
+		fsm->a_suspend_req_inf = 0;
 		break;
 	case OTG_STATE_A_PERIPHERAL:
 		otg_del_timer(fsm, A_BIDL_ADIS);
@@ -192,7 +192,7 @@ int otg_set_state(struct otg_fsm *fsm, enum usb_otg_state new_state)
 		 * When HNP is triggered while a_bus_req = 0, a_host will
 		 * suspend too fast to complete a_set_b_hnp_en
 		 */
-		if (!fsm->a_bus_req || fsm->a_suspend_req)
+		if (!fsm->a_bus_req || fsm->a_suspend_req_inf)
 			otg_add_timer(fsm, A_WAIT_ENUM);
 		break;
 	case OTG_STATE_A_SUSPEND:
@@ -307,7 +307,7 @@ int otg_statemachine(struct otg_fsm *fsm)
 			otg_set_state(fsm, OTG_STATE_A_WAIT_VFALL);
 		break;
 	case OTG_STATE_A_HOST:
-		if ((!fsm->a_bus_req || fsm->a_suspend_req) &&
+		if ((!fsm->a_bus_req || fsm->a_suspend_req_inf) &&
 				fsm->otg->host->b_hnp_enable)
 			otg_set_state(fsm, OTG_STATE_A_SUSPEND);
 		else if (fsm->id || !fsm->b_conn || fsm->a_bus_drop)

drivers/usb/phy/phy-fsm-usb.h

@@ -54,9 +54,12 @@ enum otg_fsm_timer {
 /* OTG state machine according to the OTG spec */
 struct otg_fsm {
 	/* Input */
+	int a_bus_drop;
+	int a_bus_req;
 	int a_bus_resume;
 	int a_bus_suspend;
 	int a_conn;
+	int b_bus_req;
 	int a_sess_vld;
 	int a_srp_det;
 	int a_vbus_vld;
@@ -72,6 +75,7 @@ struct otg_fsm {
 	int a_set_b_hnp_en;
 	int b_srp_done;
 	int b_hnp_enable;
+	int a_clr_err;
 
 	/* Timeout indicator for timers */
 	int a_wait_vrise_tmout;
@@ -82,11 +86,11 @@ struct otg_fsm {
 	int a_bidl_adis_tmout;
 
 	/* Informative variables */
-	int a_bus_drop;
-	int a_bus_req;
-	int a_clr_err;
-	int a_suspend_req;
-	int b_bus_req;
+	int a_bus_drop_inf;
+	int a_bus_req_inf;
+	int a_clr_err_inf;
+	int a_suspend_req_inf;
+	int b_bus_req_inf;
 
 	/* Output */
 	int drv_vbus;