diff options
| author | Johann Wilhelm <johann.wilhelm@student.tugraz.at> | 2007-09-05 13:49:29 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-10-12 14:55:24 -0700 |
| commit | d853d872c14b9adc4adad29e56cd378b291f86e0 (patch) | |
| tree | 7304314552d5b4e27d155797d6b56c1a4aa720f7 /drivers/usb/storage/initializers.c | |
| parent | 63f991b2871bdb1431e8ff62cae2b7b94b4e5b0c (diff) | |
USB: usb-storage: Initialize Huawei E220 properly
This is a reworked version of this patch:
http://www.mail-archive.com/linux-usb-devel%40lists.sourceforge.net/msg55094/activate_huawei_dev.patch
That properly initializes the HUAWEI E220 devices into multi-port mode.
Signed-off-by: Johann Wilhelm <johann.wilhelm@student.tugraz.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/storage/initializers.c')
| -rw-r--r-- | drivers/usb/storage/initializers.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c index 3a41740cad97..ee5b42aa5363 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); +} |