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usb: gadget: fusb300_udc: drop dead code
that code has been dead forever. Since the
first commit (0fe6f1d1
) the use of that code
has been commented out. Let's drop the dead
code already and fix the following compile
warning:
| drivers/usb/gadget/fusb300_udc.c: At top level:
| drivers/usb/gadget/fusb300_udc.c:771:13: warning: ‘fusb300_wrfifo’ defined but not used [-Wunused-function]
| drivers/usb/gadget/fusb300_udc.c:1027:13: warning: ‘fusb300_set_ep_bycnt’ defined but not used [-Wunused-function]
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
parent
e931830bb8
commit
4dbafd3dce
@ -767,56 +767,6 @@ static void fusb300_rdfifo(struct fusb300_ep *ep,
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} while (!reg);
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}
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/* write data to fifo */
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static void fusb300_wrfifo(struct fusb300_ep *ep,
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struct fusb300_request *req)
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{
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int i = 0;
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u8 *tmp;
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u32 data, reg;
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struct fusb300 *fusb300 = ep->fusb300;
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tmp = req->req.buf;
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req->req.actual = req->req.length;
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for (i = (req->req.length >> 2); i > 0; i--) {
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data = *tmp | *(tmp + 1) << 8 |
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*(tmp + 2) << 16 | *(tmp + 3) << 24;
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iowrite32(data, fusb300->reg +
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FUSB300_OFFSET_EPPORT(ep->epnum));
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tmp += 4;
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}
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switch (req->req.length % 4) {
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case 1:
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data = *tmp;
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iowrite32(data, fusb300->reg +
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FUSB300_OFFSET_EPPORT(ep->epnum));
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break;
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case 2:
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data = *tmp | *(tmp + 1) << 8;
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iowrite32(data, fusb300->reg +
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FUSB300_OFFSET_EPPORT(ep->epnum));
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break;
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case 3:
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data = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16;
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iowrite32(data, fusb300->reg +
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FUSB300_OFFSET_EPPORT(ep->epnum));
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break;
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default:
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break;
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}
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do {
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reg = ioread32(fusb300->reg + FUSB300_OFFSET_IGR1);
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reg &= FUSB300_IGR1_SYNF0_EMPTY_INT;
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if (i)
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printk(KERN_INFO"sync fifo is not empty!\n");
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i++;
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} while (!reg);
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}
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static u8 fusb300_get_epnstall(struct fusb300 *fusb300, u8 ep)
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{
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u8 value;
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@ -1024,17 +974,6 @@ static int setup_packet(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
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return ret;
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}
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static void fusb300_set_ep_bycnt(struct fusb300_ep *ep, u32 bycnt)
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{
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struct fusb300 *fusb300 = ep->fusb300;
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u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPFFR(ep->epnum));
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reg &= ~FUSB300_FFR_BYCNT;
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reg |= bycnt & FUSB300_FFR_BYCNT;
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iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPFFR(ep->epnum));
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}
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static void done(struct fusb300_ep *ep, struct fusb300_request *req,
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int status)
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{
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@ -1143,14 +1082,8 @@ static void in_ep_fifo_handler(struct fusb300_ep *ep)
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struct fusb300_request *req = list_entry(ep->queue.next,
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struct fusb300_request, queue);
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if (req->req.length) {
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#if 0
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fusb300_set_ep_bycnt(ep, req->req.length);
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fusb300_wrfifo(ep, req);
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#else
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if (req->req.length)
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fusb300_set_idma(ep, req);
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#endif
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}
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done(ep, req, 0);
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}
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