usbnet: smsc95xx: rename FEATURE_AUTOSUSPEND

The name of FEATURE_AUTOSUSPEND is very misleading and the actual
meaning is remote wakeup, but a device incapable of remote wakeup
still can support USB autosuspend under some situations, so rename
it to avoid misunderstanding.

Cc: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 7fa9622aabbdc5045a69e35399882a16ac48eec1..e6d2dea1373ce29fcd5275c2d84547c561ba20d0 100644 (file)
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -53,7 +53,7 @@
 
 #define FEATURE_8_WAKEUP_FILTERS       (0x01)
 #define FEATURE_PHY_NLP_CROSSOVER      (0x02)
-#define FEATURE_AUTOSUSPEND            (0x04)
+#define FEATURE_REMOTE_WAKEUP          (0x04)
 
 #define SUSPEND_SUSPEND0               (0x01)
 #define SUSPEND_SUSPEND1               (0x02)
@@ -1146,7 +1146,7 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf)
            (val == ID_REV_CHIP_ID_89530_) || (val == ID_REV_CHIP_ID_9730_))
                pdata->features = (FEATURE_8_WAKEUP_FILTERS |
                        FEATURE_PHY_NLP_CROSSOVER |
-                       FEATURE_AUTOSUSPEND);
+                       FEATURE_REMOTE_WAKEUP);
        else if (val == ID_REV_CHIP_ID_9512_)
                pdata->features = FEATURE_8_WAKEUP_FILTERS;
 
@@ -1378,7 +1378,7 @@ static int smsc95xx_autosuspend(struct usbnet *dev, u32 link_up)
        if (!link_up) {
                /* link is down so enter EDPD mode, but only if device can
                 * reliably resume from it.  This check should be redundant
-                * as current FEATURE_AUTOSUSPEND parts also support
+                * as current FEATURE_REMOTE_WAKEUP parts also support
                 * FEATURE_PHY_NLP_CROSSOVER but it's included for clarity */
                if (!(pdata->features & FEATURE_PHY_NLP_CROSSOVER)) {
                        netdev_warn(dev->net, "EDPD not supported\n");
@@ -1433,7 +1433,7 @@ static int smsc95xx_suspend(struct usb_interface *intf, pm_message_t message)
        link_up = smsc95xx_link_ok_nopm(dev);
 
        if (message.event == PM_EVENT_AUTO_SUSPEND &&
-           (pdata->features & FEATURE_AUTOSUSPEND)) {
+           (pdata->features & FEATURE_REMOTE_WAKEUP)) {
                ret = smsc95xx_autosuspend(dev, link_up);
                goto done;
        }
@@ -1870,11 +1870,11 @@ static int smsc95xx_manage_power(struct usbnet *dev, int on)
 
        dev->intf->needs_remote_wakeup = on;
 
-       if (pdata->features & FEATURE_AUTOSUSPEND)
+       if (pdata->features & FEATURE_REMOTE_WAKEUP)
                return 0;
 
-       /* this chip revision doesn't support autosuspend */
-       netdev_info(dev->net, "hardware doesn't support USB autosuspend\n");
+       /* this chip revision isn't capable of remote wakeup */
+       netdev_info(dev->net, "hardware isn't capable of remote wakeup\n");
 
        if (on)
                usb_autopm_get_interface_no_resume(dev->intf);