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| author | Will Newton <will.newton@gmail.com> | 2008-08-12 15:39:15 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-10-17 14:41:07 -0700 |
| commit | 224b50390104af7602871894540d94cc759dc4c0 (patch) | |
| tree | 64043c76cb2fdb14b949f0d7f851c1f3802d4942 | |
| parent | 825bee3a3340e720485ef4bde98cbb62e18cb547 (diff) | |
| download | linux-stable-224b50390104af7602871894540d94cc759dc4c0.tar.gz linux-stable-224b50390104af7602871894540d94cc759dc4c0.tar.bz2 linux-stable-224b50390104af7602871894540d94cc759dc4c0.zip | |
fsl_usb2_udc: Make fsl_queue_td return type void.
fsl_queue_td always returns 0. Make it void and remove checks for non-zero
return in callers.
Signed-off-by: Will Newton <will.newton@gmail.com>
Acked-by: Li Yang <leoli@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/usb/gadget/fsl_usb2_udc.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/usb/gadget/fsl_usb2_udc.c b/drivers/usb/gadget/fsl_usb2_udc.c index 204cf38c63fb..6f6272031344 100644 --- a/drivers/usb/gadget/fsl_usb2_udc.c +++ b/drivers/usb/gadget/fsl_usb2_udc.c @@ -592,7 +592,7 @@ static void fsl_free_request(struct usb_ep *_ep, struct usb_request *_req) } /*-------------------------------------------------------------------------*/ -static int fsl_queue_td(struct fsl_ep *ep, struct fsl_req *req) +static void fsl_queue_td(struct fsl_ep *ep, struct fsl_req *req) { int i = ep_index(ep) * 2 + ep_is_in(ep); u32 temp, bitmask, tmp_stat; @@ -649,7 +649,7 @@ static int fsl_queue_td(struct fsl_ep *ep, struct fsl_req *req) : (1 << (ep_index(ep))); fsl_writel(temp, &dr_regs->endpointprime); out: - return 0; + return; } /* Fill in the dTD structure @@ -1136,7 +1136,6 @@ static int ep0_prime_status(struct fsl_udc *udc, int direction) { struct fsl_req *req = udc->status_req; struct fsl_ep *ep; - int status = 0; if (direction == EP_DIR_IN) udc->ep0_dir = USB_DIR_IN; @@ -1154,15 +1153,13 @@ static int ep0_prime_status(struct fsl_udc *udc, int direction) req->dtd_count = 0; if (fsl_req_to_dtd(req) == 0) - status = fsl_queue_td(ep, req); + fsl_queue_td(ep, req); else return -ENOMEM; - if (status) - ERR("Can't queue ep0 status request\n"); list_add_tail(&req->queue, &ep->queue); - return status; + return 0; } static void udc_reset_ep_queue(struct fsl_udc *udc, u8 pipe) @@ -1194,10 +1191,8 @@ static void ch9getstatus(struct fsl_udc *udc, u8 request_type, u16 value, u16 index, u16 length) { u16 tmp = 0; /* Status, cpu endian */ - struct fsl_req *req; struct fsl_ep *ep; - int status = 0; ep = &udc->eps[0]; @@ -1236,14 +1231,10 @@ static void ch9getstatus(struct fsl_udc *udc, u8 request_type, u16 value, /* prime the data phase */ if ((fsl_req_to_dtd(req) == 0)) - status = fsl_queue_td(ep, req); + fsl_queue_td(ep, req); else /* no mem */ goto stall; - if (status) { - ERR("Can't respond to getstatus request\n"); - goto stall; - } list_add_tail(&req->queue, &ep->queue); udc->ep0_state = DATA_STATE_XMIT; return; |