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usb: dwc3: set gadget's quirk ep_out_align_size

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DWC3 requires epout to have buffer size aligned to MaxPacketSize value.
This patch sets necessary quirk for it.

Signed-off-by: David Cohen <david.a.cohen@linux.intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
David Cohen 2013-12-09 15:55:38 -08:00 committed by Felipe Balbi
parent 219580e64f
commit a4b9d94b3d
1 changed files with 6 additions and 0 deletions
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6
drivers/usb/dwc3/gadget.c
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@ -2599,6 +2599,12 @@ int dwc3_gadget_init(struct dwc3 *dwc)
dwc->gadget.sg_supported = true;
dwc->gadget.name = "dwc3-gadget";
/*
* Per databook, DWC3 needs buffer size to be aligned to MaxPacketSize
* on ep out.
*/
dwc->gadget.quirk_ep_out_aligned_size = true;
/*
* REVISIT: Here we should clear all pending IRQs to be
* sure we're starting from a well known location.