Commit 5ef68c56 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: core: document struct dwc3_request 



No functional changes. Merely adding useful
documentation for future readers.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 53fd8818

drivers/usb/dwc3/core.h

+13 −0
Original line number Diff line number Diff line
@@ -624,6 +624,19 @@ struct dwc3_hwparams { 
/* HWPARAMS7 */

#define DWC3_RAM1_DEPTH(n)	((n) & 0xffff)



/**

 * struct dwc3_request - representation of a transfer request

 * @request: struct usb_request to be transferred

 * @list: a list_head used for request queueing

 * @dep: struct dwc3_ep owning this request

 * @first_trb_index: index to first trb used by this request

 * @epnum: endpoint number to which this request refers

 * @trb: pointer to struct dwc3_trb

 * @trb_dma: DMA address of @trb

 * @direction: IN or OUT direction flag

 * @mapped: true when request has been dma-mapped

 * @queued: true when request has been queued to HW

 */

struct dwc3_request {

	struct usb_request	request;

	struct list_head	list;