Commit 796a83fa authored by Cliff Cai's avatar Cliff Cai Committed by Greg Kroah-Hartman

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: default avatarCliff Cai <cliff.cai@analog.com>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
Cc: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 17be5c5f
......@@ -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) {
/*
......
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