On Tue, Jun 13, 2017 at 12:19 PM, Greg KH <[email protected]> wrote:
> On Tue, Jun 13, 2017 at 09:52:12AM +0300, Tal Shorer wrote:
>> The user can issue USB_F_GET_LINE_CODING to get the current line coding
>> as set by the host (or the default if unset yet).
>>
>> Signed-off-by: Tal Shorer <[email protected]>
>> ---
>> Documentation/ioctl/ioctl-number.txt | 1 +
>> drivers/usb/gadget/function/f_acm.c | 19 +++++++++++++++++++
>> include/uapi/linux/usb/f_acm.h | 12 ++++++++++++
>
> Where is this ioctl being called? On the tty device? If so, which one?
> The gadget driver's tty device node? Or somewhere else?
On an acm ttyGS* fd, yes.
>
> confused at the different levels here, sorry.
>
> greg k-h
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