usb: dwc3: ep0: add handling for unaligned OUT transfers

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In case we have transfers which aren't aligned
to wMaxPacketSize, we need to be careful with
how we start the transfer with the HW. OUT
transfers _must_ be aligned with wMaxPacketSize
and in order to guarantee that, we use a bounce
buffer.

Signed-off-by: Felipe Balbi <balbi@ti.com>

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This commit is contained in:

Felipe Balbi 2011-08-27 22:18:09 +03:00

parent 5812b1c236

commit a6829706ce

1 changed files with 32 additions and 5 deletions

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drivers/usb/dwc3/ep0.c

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