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path: root/drivers/usb/storage/initializers.c
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Diffstat (limited to 'drivers/usb/storage/initializers.c')
-rw-r--r--drivers/usb/storage/initializers.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c
index 3a41740..ee5b42a 100644
--- 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);
+}
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