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usb: raw-gadget: improve uapi headers comments 

Fix typo "trasferred" => "transferred".

Don't call USB requests URBs.

Fix comment style.

Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Andrey Konovalov 2020-05-07 19:06:55 +02:00 committed by Felipe Balbi
parent 5c4edcdbcd
commit 17ff3b72e7
1 changed files with 11 additions and 10 deletions
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21
include/uapi/linux/usb/raw_gadget.h
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@ -115,11 +115,11 @@ struct usb_raw_ep_io {
#define USB_RAW_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_raw_event)
/*
* Queues an IN (OUT for READ) urb as a response to the last control request
* received on endpoint 0, provided that was an IN (OUT for READ) request and
* waits until the urb is completed. Copies received data to user for READ.
* Queues an IN (OUT for READ) request as a response to the last setup request
* received on endpoint 0 (provided that was an IN (OUT for READ) request), and
* waits until the request is completed. Copies received data to user for READ.
* Accepts a pointer to the usb_raw_ep_io struct as an argument.
* Returns length of trasferred data on success or negative error code on
* Returns length of transferred data on success or negative error code on
* failure.
*/
#define USB_RAW_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_raw_ep_io)
@ -133,19 +133,20 @@ struct usb_raw_ep_io {
*/
#define USB_RAW_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor)
/* Disables specified endpoint.
/*
* Disables specified endpoint.
* Accepts endpoint handle as an argument.
* Returns 0 on success or negative error code on failure.
*/
#define USB_RAW_IOCTL_EP_DISABLE _IOW('U', 6, __u32)
/*
* Queues an IN (OUT for READ) urb as a response to the last control request
* received on endpoint usb_raw_ep_io.ep, provided that was an IN (OUT for READ)
* request and waits until the urb is completed. Copies received data to user
* for READ.
* Queues an IN (OUT for READ) request as a response to the last setup request
* received on endpoint usb_raw_ep_io.ep (provided that was an IN (OUT for READ)
* request), and waits until the request is completed. Copies received data to
* user for READ.
* Accepts a pointer to the usb_raw_ep_io struct as an argument.
* Returns length of trasferred data on success or negative error code on
* Returns length of transferred data on success or negative error code on
* failure.
*/
#define USB_RAW_IOCTL_EP_WRITE _IOW('U', 7, struct usb_raw_ep_io)