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uas: Move uas_find_endpoints to uas-detect.h

No changes, just the move.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Hans de Goede 11 years ago
parent
commit
d77adc0284
2 changed files with 27 additions and 27 deletions
  1. 27 0
      drivers/usb/storage/uas-detect.h
  2. 0 27
      drivers/usb/storage/uas.c

+ 27 - 0
drivers/usb/storage/uas-detect.h

@@ -40,6 +40,33 @@ static int uas_find_uas_alt_setting(struct usb_interface *intf)
 	return -ENODEV;
 }
 
+static int uas_find_endpoints(struct usb_host_interface *alt,
+			      struct usb_host_endpoint *eps[])
+{
+	struct usb_host_endpoint *endpoint = alt->endpoint;
+	unsigned i, n_endpoints = alt->desc.bNumEndpoints;
+
+	for (i = 0; i < n_endpoints; i++) {
+		unsigned char *extra = endpoint[i].extra;
+		int len = endpoint[i].extralen;
+		while (len >= 3) {
+			if (extra[1] == USB_DT_PIPE_USAGE) {
+				unsigned pipe_id = extra[2];
+				if (pipe_id > 0 && pipe_id < 5)
+					eps[pipe_id - 1] = &endpoint[i];
+				break;
+			}
+			len -= extra[0];
+			extra += extra[0];
+		}
+	}
+
+	if (!eps[0] || !eps[1] || !eps[2] || !eps[3])
+		return -ENODEV;
+
+	return 0;
+}
+
 static int uas_use_uas_driver(struct usb_interface *intf,
 			      const struct usb_device_id *id)
 {

+ 0 - 27
drivers/usb/storage/uas.c

@@ -898,33 +898,6 @@ static int uas_switch_interface(struct usb_device *udev,
 			intf->altsetting[0].desc.bInterfaceNumber, alt);
 }
 
-static int uas_find_endpoints(struct usb_host_interface *alt,
-			      struct usb_host_endpoint *eps[])
-{
-	struct usb_host_endpoint *endpoint = alt->endpoint;
-	unsigned i, n_endpoints = alt->desc.bNumEndpoints;
-
-	for (i = 0; i < n_endpoints; i++) {
-		unsigned char *extra = endpoint[i].extra;
-		int len = endpoint[i].extralen;
-		while (len >= 3) {
-			if (extra[1] == USB_DT_PIPE_USAGE) {
-				unsigned pipe_id = extra[2];
-				if (pipe_id > 0 && pipe_id < 5)
-					eps[pipe_id - 1] = &endpoint[i];
-				break;
-			}
-			len -= extra[0];
-			extra += extra[0];
-		}
-	}
-
-	if (!eps[0] || !eps[1] || !eps[2] || !eps[3])
-		return -ENODEV;
-
-	return 0;
-}
-
 static void uas_configure_endpoints(struct uas_dev_info *devinfo)
 {
 	struct usb_host_endpoint *eps[4] = { };