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usb: dwc3: ep0: use _roundup_ to calculate the transfer size 

No functional change. Used _roundup_ macro to calculate the transfer
size aligned to maxpacket in  dwc3_ep0_complete_data. It also makes it
similar to how transfer size is calculated in __dwc3_ep0_do_control_data.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Kishon Vijay Abraham I 2015-07-27 12:25:28 +05:30 committed by Felipe Balbi
parent b2fb5b1a0f
commit 2e5464da4e
1 changed files with 1 additions and 3 deletions
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4
drivers/usb/dwc3/ep0.c
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@ -816,10 +816,8 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc,
length = trb->size & DWC3_TRB_SIZE_MASK;
if (dwc->ep0_bounced) {
unsigned transfer_size = ur->length;
unsigned maxp = ep0->endpoint.maxpacket;
transfer_size += (maxp - (transfer_size % maxp));
unsigned transfer_size = roundup(ur->length, maxp);
/* Maximum of DWC3_EP0_BOUNCE_SIZE can only be received */
if (transfer_size > DWC3_EP0_BOUNCE_SIZE)