On Mon, 21 Oct 2013, Huang Rui wrote:
> In Test 9 of usbtest module, it is used for performing chapter 9 tests N
> times. This patch adds to support getting bos descriptor test scenario for
> USB 3.0.
>
> Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
> ---
> drivers/usb/misc/usbtest.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
> index 3e91d3e9..a22f0d0 100644
> --- a/drivers/usb/misc/usbtest.c
> +++ b/drivers/usb/misc/usbtest.c
> @@ -689,6 +689,19 @@ static int ch9_postconfig(struct usbtest_dev *dev)
> return (retval < 0) ? retval : -EDOM;
> }
>
> + /*
> + * there's always [9.4.3] a bos device descriptor [9.6.2] in USB
> + * 3.0 spec
> + */
> + if (le16_to_cpu(udev->descriptor.bcdUSB) == 0x0300) {
When USB 3.1 is announced, won't you want to test those devices too?
Shouldn't the test be >= 0x0300?
Alan Stern
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