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usb: dwc2: Set actual frame number for completed ISOC transfer 

On ISOC transfer completion, in DDMA mode, set actual frame
number returning to function driver in usb_request.

Due to core limitation, returning frame number is 11-bit wide.

Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Minas Harutyunyan 2019-03-12 13:27:46 +04:00 committed by Felipe Balbi
parent 0c91ca4789
commit c8006f67ae
1 changed files with 5 additions and 0 deletions
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5
drivers/usb/dwc2/gadget.c
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@ -2166,6 +2166,11 @@ static void dwc2_gadget_complete_isoc_request_ddma(struct dwc2_hsotg_ep *hs_ep)
*/
if (!hs_ep->dir_in && ureq->length & 0x3)
ureq->actual += 4 - (ureq->length & 0x3);
/* Set actual frame number for completed transfers */
ureq->frame_number =
(desc_sts & DEV_DMA_ISOC_FRNUM_MASK) >>
DEV_DMA_ISOC_FRNUM_SHIFT;
}
dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, 0);