On Apr 13, Sander Eikelenboom wrote:
>
> I'm hitting this warning on boot with a syntek usb video grabber, it's not clear
> to me if it's a driver issue of the stk1160 or a generic ehci issue.
>
Can't reproduce the same warning easily here. Could you test the following patch?
diff --git a/drivers/media/usb/stk1160/stk1160-core.c b/drivers/media/usb/stk1160/stk1160-core.c
index 34a26e0..304fdb3 100644
--- a/drivers/media/usb/stk1160/stk1160-core.c
+++ b/drivers/media/usb/stk1160/stk1160-core.c
@@ -71,13 +71,14 @@ int stk1160_read_reg(struct stk1160 *dev, u16 reg, u8 *value)
*value = 0;
ret = usb_control_msg(dev->udev, pipe, 0x00,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- 0x00, reg, value, sizeof(u8), HZ);
+ 0x00, reg, dev->urb_buf, sizeof(u8), HZ);
if (ret < 0) {
stk1160_err("read failed on reg 0x%x (%d)\n",
reg, ret);
return ret;
}
+ *value = dev->urb_buf[0];
return 0;
}
--
Ezequiel García, Free Electrons
Embedded Linux, Kernel and Android Engineering
http://free-electrons.com
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