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SubjectFw: Re: Elitegroup K7S5A + usb_storage problem
On Sat, 6 Aug 2005 11:49:05 -0400 (EDT), Alan Stern <stern@rowland.harvard.edu> wrote:

> When asked what went wrong, the device says it didn't understand the
> INQUIRY command. This is a fatal error; if a device can't identify itself
> there's no way for Linux to use it.
>
> In short, your mp3stick is worthless. Trade it in for one that works.

This is only true if usb-storage is used. The stick may work with ub.

Martin, please apply the attached patch and enable CONFIG_BLK_DEV_UB.
If you do not run a userland with udev, do this:

mknod /dev/uba b 180 0
mknod /dev/uba1 b 180 1

Let me know how it went.

-- Pete

diff -urp -X dontdiff linux-2.6.12/drivers/usb/storage/usb.c linux-2.6.12-lem/drivers/usb/storage/usb.c
--- linux-2.6.12/drivers/usb/storage/usb.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12-lem/drivers/usb/storage/usb.c 2005-07-25 22:12:53.000000000 -0700
@@ -150,7 +150,9 @@ static struct usb_device_id storage_usb_
{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, US_SC_QIC, US_PR_BULK) },
{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, US_SC_UFI, US_PR_BULK) },
{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, US_SC_8070, US_PR_BULK) },
+#if !defined(CONFIG_BLK_DEV_UB) && !defined(CONFIG_BLK_DEV_UB_MODULE)
{ USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, US_SC_SCSI, US_PR_BULK) },
+#endif

/* Terminating entry */
{ }
@@ -224,8 +226,10 @@ static struct us_unusual_dev us_unusual_
.useTransport = US_PR_BULK},
{ .useProtocol = US_SC_8070,
.useTransport = US_PR_BULK},
+#if !defined(CONFIG_BLK_DEV_UB) && !defined(CONFIG_BLK_DEV_UB_MODULE)
{ .useProtocol = US_SC_SCSI,
.useTransport = US_PR_BULK},
+#endif

/* Terminating entry */
{ NULL }
-
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