Commit 796a83fa authored Dec 21, 2009 by Cliff Cai Committed by Greg Kroah-Hartman Dec 23, 2009

USB: musb: correct DMA address for tx



Since a DMA transfer may need to be kicked off several times to complete,
the DMA start must include the length that has already been transferred.

Signed-off-by: Cliff Cai <cliff.cai@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Cc: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent 17be5c5f

drivers/usb/musb/musb_gadget.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -319,7 +319,7 @@ static void txstate(struct musb musb, struct musb_request req)
		use_dma = use_dma && c->channel_program(
		musb_ep->dma, musb_ep->packet_sz,
		musb_ep->dma->desired_mode,
		request->dma, request_size);
		request->dma + request->actual, request_size);
		if (use_dma) {
		if (musb_ep->dma->desired_mode == 0) {
		/*