Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

[profile/ivi/kernel-adaptation-intel-automotive.git] / drivers / usb / storage / initializers.c

diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c
index 3a41740..ee5b42a 100644 (file)
--- a/drivers/usb/storage/initializers.c
+++ b/drivers/usb/storage/initializers.c
@@ -90,3 +90,17 @@ int usb_stor_ucr61s2b_init(struct us_data *us)
 
        return (res ? -1 : 0);
 }
+
+/* This places the HUAWEI E220 devices in multi-port mode */
+int usb_stor_huawei_e220_init(struct us_data *us)
+{
+       int result;
+
+       us->iobuf[0] = 0x1;
+       result = usb_stor_control_msg(us, us->send_ctrl_pipe,
+                                     USB_REQ_SET_FEATURE,
+                                     USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+                                     0x01, 0x0, us->iobuf, 0x1, 1000);
+       US_DEBUGP("usb_control_msg performing result is %d\n", result);
+       return (result ? 0 : -1);
+}