When a DMA request is continued and a new inbound packet is requested,
make sure we're operating on the right endpooint. Otherwise, no new
packet is requested and the stream starves.
Signed-off-by: Daniel Mack <zon...@gmail.com>
---
drivers/usb/musb/musb_cppi41.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
index a11bbb6..e568930 100644
--- a/drivers/usb/musb/musb_cppi41.c
+++ b/drivers/usb/musb/musb_cppi41.c
@@ -173,6 +173,7 @@ static void cppi41_trans_done(struct cppi41_dma_channel
*cppi41_channel)
dma_async_issue_pending(dc);
if (!cppi41_channel->is_tx) {
+ musb_ep_select(musb->mregs, hw_ep->epnum);
csr = musb_readw(epio, MUSB_RXCSR);
csr |= MUSB_RXCSR_H_REQPKT;
musb_writew(epio, MUSB_RXCSR, csr);
--
1.9.0
--
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