Hi,
* Bryan Wu <cooloney@xxxxxxxxxx> [080805 06:27]:
> Signed-off-by: Bryan Wu <cooloney@xxxxxxxxxx>
> ---
> drivers/usb/musb/musb_gadget_ep0.c | 24 ++++++++++++------------
> 1 files changed, 12 insertions(+), 12 deletions(-)
I think all musb patches should be now posted to linux-usb list as the
patches are queued for integration.
So I'll be using plain code coming from mainline tree and
won't apply any patches to musb code except temporary fixes if compile
breaks.
Cheers,
Tony
> diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
> index 2d2574c..e7b56df 100644
> --- a/drivers/usb/musb/musb_gadget_ep0.c
> +++ b/drivers/usb/musb/musb_gadget_ep0.c
> @@ -452,7 +452,7 @@ static void ep0_rxstate(struct musb *musb)
> {
> void __iomem *regs = musb->control_ep->regs;
> struct usb_request *req;
> - u16 tmp;
> + u16 count, csr;
>
> req = next_ep0_request(musb);
>
> @@ -464,34 +464,34 @@ static void ep0_rxstate(struct musb *musb)
> unsigned len = req->length - req->actual;
>
> /* read the buffer */
> - tmp = musb_readb(regs, MUSB_COUNT0);
> - if (tmp > len) {
> + count = musb_readb(regs, MUSB_COUNT0);
> + if (count > len) {
> req->status = -EOVERFLOW;
> - tmp = len;
> + count = len;
> }
> - musb_read_fifo(&musb->endpoints[0], tmp, buf);
> - req->actual += tmp;
> - tmp = MUSB_CSR0_P_SVDRXPKTRDY;
> - if (tmp < 64 || req->actual == req->length) {
> + musb_read_fifo(&musb->endpoints[0], count, buf);
> + req->actual += count;
> + csr = MUSB_CSR0_P_SVDRXPKTRDY;
> + if (count < 64 || req->actual == req->length) {
> musb->ep0_state = MUSB_EP0_STAGE_STATUSIN;
> - tmp |= MUSB_CSR0_P_DATAEND;
> + csr |= MUSB_CSR0_P_DATAEND;
> } else
> req = NULL;
> } else
> - tmp = MUSB_CSR0_P_SVDRXPKTRDY | MUSB_CSR0_P_SENDSTALL;
> + csr = MUSB_CSR0_P_SVDRXPKTRDY | MUSB_CSR0_P_SENDSTALL;
>
>
> /* Completion handler may choose to stall, e.g. because the
> * message just received holds invalid data.
> */
> if (req) {
> - musb->ackpend = tmp;
> + musb->ackpend = csr;
> musb_g_ep0_giveback(musb, req);
> if (!musb->ackpend)
> return;
> musb->ackpend = 0;
> }
> - musb_writew(regs, MUSB_CSR0, tmp);
> + musb_writew(regs, MUSB_CSR0, csr);
> }
>
> /*
> --
> 1.5.3
> --
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