On Thu, Feb 07, 2008 at 06:48:32PM +0200, Andy Shevchenko wrote:
> Hi!
>
> The Sequans company who produce WiMAX chips provides the USB driver and kthp
> addon driver. However the USB device doesn't work correctly.
>
> Here is more true hack for Sequans SQN11x0 based modem.
>
> P.S. For more details, please, ask Sequans staff (see Signed-off-by lines).
>
> Signed-off-by: Andy Shevchenko <[EMAIL PROTECTED]>
> Signed-off-by: Gosne Stephane <[EMAIL PROTECTED]>
>
> --- a/drivers/usb/host/ehci-q.c.orig 2008-02-07 16:53:18.000000000 +0200
> +++ b/drivers/usb/host/ehci-q.c 2008-02-07 16:53:18.000000000 +0200
> @@ -750,8 +750,14 @@
> info1 |= 1 << 14; /* toggle from qtd */
> info2 |= (EHCI_TUNE_MULT_HS << 30);
> } else if (type == PIPE_BULK) {
> + struct usb_device_descriptor *desc =
> &urb->dev->descriptor;
> info1 |= (EHCI_TUNE_RL_HS << 28);
> - info1 |= 512 << 16; /* usb2 fixed maxpacket */
> + /* Special hook for SQN11x0 */
> + if (desc->idVendor == 0x148e && desc->idProduct ==
> 0x0900) {
> + info1 |= max_packet (maxp) << 16;
> + } else {
> + info1 |= 512 << 16; /* usb2 fixed maxpacket
> */
> + }
We should not be adding hacks for a specific USB device to the host
driver, that's just wrong.
The driver for the device itself should be fixed.
Do you, or anyone else have a pointer to the driver that is causing this
problem?
Andrew, please drop this from your queue.
thanks,
greg k-h
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