extcon: Use the unique id for external connector instead of string

[firefly-linux-kernel-4.4.55.git] / drivers / extcon / extcon-palmas.c

diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index 9c8943d691b1f80d90a2038233a5beb0ec9c53b9..d68954045a339347632a3e068ee262e6ffd64827 100644 (file)
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -29,10 +29,10 @@
 #include <linux/of.h>
 #include <linux/of_platform.h>
 
-static const char *palmas_extcon_cable[] = {
-       [0] = "USB",
-       [1] = "USB-HOST",
-       NULL,
+static const enum extcon palmas_extcon_cable[] = {
+       EXTCON_USB,
+       EXTCON_USB_HOST,
+       EXTCON_NONE,
 };
 
 static const int mutually_exclusive[] = {0x3, 0x0};
@@ -49,6 +49,7 @@ static void palmas_usb_wakeup(struct palmas *palmas, int enable)
 static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb)
 {
        struct palmas_usb *palmas_usb = _palmas_usb;
+       struct extcon_dev *edev = palmas_usb->edev;
        unsigned int vbus_line_state;
 
        palmas_read(palmas_usb->palmas, PALMAS_INTERRUPT_BASE,
@@ -57,7 +58,7 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb)
        if (vbus_line_state & PALMAS_INT3_LINE_STATE_VBUS) {
                if (palmas_usb->linkstat != PALMAS_USB_STATE_VBUS) {
                        palmas_usb->linkstat = PALMAS_USB_STATE_VBUS;
-                       extcon_set_cable_state(palmas_usb->edev, "USB", true);
+                       extcon_set_cable_state_(edev, EXTCON_USB, true);
                        dev_info(palmas_usb->dev, "USB cable is attached\n");
                } else {
                        dev_dbg(palmas_usb->dev,
@@ -66,7 +67,7 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb)
        } else if (!(vbus_line_state & PALMAS_INT3_LINE_STATE_VBUS)) {
                if (palmas_usb->linkstat == PALMAS_USB_STATE_VBUS) {
                        palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT;
-                       extcon_set_cable_state(palmas_usb->edev, "USB", false);
+                       extcon_set_cable_state_(edev, EXTCON_USB, false);
                        dev_info(palmas_usb->dev, "USB cable is detached\n");
                } else {
                        dev_dbg(palmas_usb->dev,
@@ -81,6 +82,7 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb)
 {
        unsigned int set, id_src;
        struct palmas_usb *palmas_usb = _palmas_usb;
+       struct extcon_dev *edev = palmas_usb->edev;
 
        palmas_read(palmas_usb->palmas, PALMAS_USB_OTG_BASE,
                PALMAS_USB_ID_INT_LATCH_SET, &set);
@@ -93,7 +95,7 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb)
                        PALMAS_USB_ID_INT_LATCH_CLR,
                        PALMAS_USB_ID_INT_EN_HI_CLR_ID_GND);
                palmas_usb->linkstat = PALMAS_USB_STATE_ID;
-               extcon_set_cable_state(palmas_usb->edev, "USB-HOST", true);
+               extcon_set_cable_state_(edev, EXTCON_USB_HOST, true);
                dev_info(palmas_usb->dev, "USB-HOST cable is attached\n");
        } else if ((set & PALMAS_USB_ID_INT_SRC_ID_FLOAT) &&
                                (id_src & PALMAS_USB_ID_INT_SRC_ID_FLOAT)) {
@@ -101,17 +103,17 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb)
                        PALMAS_USB_ID_INT_LATCH_CLR,
                        PALMAS_USB_ID_INT_EN_HI_CLR_ID_FLOAT);
                palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT;
-               extcon_set_cable_state(palmas_usb->edev, "USB-HOST", false);
+               extcon_set_cable_state_(edev, EXTCON_USB_HOST, false);
                dev_info(palmas_usb->dev, "USB-HOST cable is detached\n");
        } else if ((palmas_usb->linkstat == PALMAS_USB_STATE_ID) &&
                                (!(set & PALMAS_USB_ID_INT_SRC_ID_GND))) {
                palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT;
-               extcon_set_cable_state(palmas_usb->edev, "USB-HOST", false);
+               extcon_set_cable_state_(edev, EXTCON_USB_HOST, false);
                dev_info(palmas_usb->dev, "USB-HOST cable is detached\n");
        } else if ((palmas_usb->linkstat == PALMAS_USB_STATE_DISCONNECT) &&
                                (id_src & PALMAS_USB_ID_INT_SRC_ID_GND)) {
                palmas_usb->linkstat = PALMAS_USB_STATE_ID;
-               extcon_set_cable_state(palmas_usb->edev, "USB-HOST", true);
+               extcon_set_cable_state_(edev, EXTCON_USB_HOST, true);
                dev_info(palmas_usb->dev, " USB-HOST cable is attached\n");
        }