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USB: musb: correct DMA address for tx

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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>
This commit is contained in:
Cliff Cai 2009-12-21 21:18:02 -05:00 committed by Greg Kroah-Hartman
parent 17be5c5f5e
commit 796a83fa03
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/musb/musb_gadget.c
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@ -319,7 +319,7 @@ static void txstate(struct musb *musb, struct musb_request *req)
use_dma = use_dma && c->channel_program( use_dma = use_dma && c->channel_program(
musb_ep->dma, musb_ep->packet_sz, musb_ep->dma, musb_ep->packet_sz,
musb_ep->dma->desired_mode, musb_ep->dma->desired_mode,
request->dma, request_size); request->dma + request->actual, request_size);
if (use_dma) { if (use_dma) {
if (musb_ep->dma->desired_mode == 0) { if (musb_ep->dma->desired_mode == 0) {
/* /*