diff options
| author |   Minas Harutyunyan <minas.harutyunyan@synopsys.com> | 2019-03-12 13:27:46 +0400 |
|---|---|---|
| committer |   Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-05-03 09:13:48 +0300 |
| commit | c8006f67ae0371900e601112d9f9cd8fff1c8387 (patch) | |
| tree | 2c578d5d7431392e2a7a71dc4901f009baad31df /drivers/usb | |
| parent | usb: gadget: do not use __constant_cpu_to_le16 (diff) | |
| download | linux-dev-c8006f67ae0371900e601112d9f9cd8fff1c8387.tar.xz linux-dev-c8006f67ae0371900e601112d9f9cd8fff1c8387.zip | |
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>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index fafd9cc9c8b2..a17e444e467b 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -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); |