* Marek Szyprowski <m.szyprowski@samsung.com>
* Lukasz Majewski <l.majewski@samsumg.com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
static u8 clear_feature_num;
{
u32 ep_ctrl;
- flush_dcache_range((unsigned long) usb_ctrl_dma_addr,
- (unsigned long) usb_ctrl_dma_addr
- + DMA_BUFFER_SIZE);
-
writel(usb_ctrl_dma_addr, ®->in_endp[EP0_CON].diepdma);
writel(DIEPT_SIZ_PKT_CNT(1), ®->in_endp[EP0_CON].dieptsiz);
writel(ep_ctrl|DEPCTL_EPENA|DEPCTL_CNAK,
®->in_endp[EP0_CON].diepctl);
- DEBUG_EP0("%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
__func__, readl(®->in_endp[EP0_CON].diepctl));
dev->ep0state = WAIT_FOR_IN_COMPLETE;
}
{
u32 ep_ctrl;
- DEBUG_IN_EP("%s : Prepare Setup packets.\n", __func__);
-
- invalidate_dcache_range((unsigned long) usb_ctrl_dma_addr,
- (unsigned long) usb_ctrl_dma_addr
- + DMA_BUFFER_SIZE);
+ debug_cond(DEBUG_IN_EP,
+ "%s : Prepare Setup packets.\n", __func__);
writel(DOEPT_SIZ_PKT_CNT(1) | sizeof(struct usb_ctrlrequest),
®->out_endp[EP0_CON].doeptsiz);
ep_ctrl = readl(®->out_endp[EP0_CON].doepctl);
writel(ep_ctrl|DEPCTL_EPENA, ®->out_endp[EP0_CON].doepctl);
- DEBUG_EP0("%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
__func__, readl(®->in_endp[EP0_CON].diepctl));
- DEBUG_EP0("%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
__func__, readl(®->out_endp[EP0_CON].doepctl));
}
{
u32 ep_ctrl;
- DEBUG_EP0("%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
__func__, readl(®->in_endp[EP0_CON].diepctl));
- DEBUG_EP0("%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
__func__, readl(®->out_endp[EP0_CON].doepctl));
- DEBUG_IN_EP("%s : Prepare Complete Out packet.\n", __func__);
-
- invalidate_dcache_range((unsigned long) usb_ctrl_dma_addr,
- (unsigned long) usb_ctrl_dma_addr
- + DMA_BUFFER_SIZE);
+ debug_cond(DEBUG_IN_EP,
+ "%s : Prepare Complete Out packet.\n", __func__);
writel(DOEPT_SIZ_PKT_CNT(1) | sizeof(struct usb_ctrlrequest),
®->out_endp[EP0_CON].doeptsiz);
writel(ep_ctrl|DEPCTL_EPENA|DEPCTL_CNAK,
®->out_endp[EP0_CON].doepctl);
- DEBUG_EP0("%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DIEPCTL0 = 0x%x\n",
__func__, readl(®->in_endp[EP0_CON].diepctl));
- DEBUG_EP0("%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
+ debug_cond(DEBUG_EP0 != 0, "%s:EP0 ZLP DOEPCTL0 = 0x%x\n",
__func__, readl(®->out_endp[EP0_CON].doepctl));
}
u32 ep_num = ep_index(ep);
buf = req->req.buf + req->req.actual;
-
- length = min(req->req.length - req->req.actual, (int)ep->ep.maxpacket);
+ length = min(req->req.length - req->req.actual,
+ ep_num ? DMA_BUFFER_SIZE : ep->ep.maxpacket);
ep->len = length;
ep->dma_buf = buf;
- invalidate_dcache_range((unsigned long) ep->dev->dma_buf[ep_num],
- (unsigned long) ep->dev->dma_buf[ep_num]
- + DMA_BUFFER_SIZE);
-
- if (length == 0)
+ if (ep_num == EP0_CON || length == 0)
pktcnt = 1;
else
pktcnt = (length - 1)/(ep->ep.maxpacket) + 1;
- pktcnt = 1;
ctrl = readl(®->out_endp[ep_num].doepctl);
- writel(the_controller->dma_addr[ep_index(ep)+1],
- ®->out_endp[ep_num].doepdma);
+ writel((unsigned int) ep->dma_buf, ®->out_endp[ep_num].doepdma);
writel(DOEPT_SIZ_PKT_CNT(pktcnt) | DOEPT_SIZ_XFER_SIZE(length),
®->out_endp[ep_num].doeptsiz);
writel(DEPCTL_EPENA|DEPCTL_CNAK|ctrl, ®->out_endp[ep_num].doepctl);
- DEBUG_OUT_EP("%s: EP%d RX DMA start : DOEPDMA = 0x%x,"
- "DOEPTSIZ = 0x%x, DOEPCTL = 0x%x\n"
- "\tbuf = 0x%p, pktcnt = %d, xfersize = %d\n",
- __func__, ep_num,
- readl(®->out_endp[ep_num].doepdma),
- readl(®->out_endp[ep_num].doeptsiz),
- readl(®->out_endp[ep_num].doepctl),
- buf, pktcnt, length);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: EP%d RX DMA start : DOEPDMA = 0x%x,"
+ "DOEPTSIZ = 0x%x, DOEPCTL = 0x%x\n"
+ "\tbuf = 0x%p, pktcnt = %d, xfersize = %d\n",
+ __func__, ep_num,
+ readl(®->out_endp[ep_num].doepdma),
+ readl(®->out_endp[ep_num].doeptsiz),
+ readl(®->out_endp[ep_num].doepctl),
+ buf, pktcnt, length);
return 0;
}
u32 *buf, ctrl = 0;
u32 length, pktcnt;
u32 ep_num = ep_index(ep);
- u32 *p = the_controller->dma_buf[ep_index(ep)+1];
buf = req->req.buf + req->req.actual;
length = req->req.length - req->req.actual;
if (ep_num == EP0_CON)
- length = min_t(length, (u32)ep_maxpacket(ep));
+ length = min(length, (u32)ep_maxpacket(ep));
ep->len = length;
ep->dma_buf = buf;
- memcpy(p, ep->dma_buf, length);
- flush_dcache_range((unsigned long) p ,
- (unsigned long) p + DMA_BUFFER_SIZE);
+ flush_dcache_range((unsigned long) ep->dma_buf,
+ (unsigned long) ep->dma_buf +
+ ROUND(ep->len, CONFIG_SYS_CACHELINE_SIZE));
if (length == 0)
pktcnt = 1;
while (readl(®->grstctl) & TX_FIFO_FLUSH)
;
- writel(the_controller->dma_addr[ep_index(ep)+1],
- ®->in_endp[ep_num].diepdma);
+ writel((unsigned long) ep->dma_buf, ®->in_endp[ep_num].diepdma);
writel(DIEPT_SIZ_PKT_CNT(pktcnt) | DIEPT_SIZ_XFER_SIZE(length),
®->in_endp[ep_num].dieptsiz);
writel(DEPCTL_EPENA|DEPCTL_CNAK|ctrl, ®->in_endp[ep_num].diepctl);
- DEBUG_IN_EP("%s:EP%d TX DMA start : DIEPDMA0 = 0x%x,"
- "DIEPTSIZ0 = 0x%x, DIEPCTL0 = 0x%x\n"
- "\tbuf = 0x%p, pktcnt = %d, xfersize = %d\n",
- __func__, ep_num,
- readl(®->in_endp[ep_num].diepdma),
- readl(®->in_endp[ep_num].dieptsiz),
- readl(®->in_endp[ep_num].diepctl),
- buf, pktcnt, length);
+ debug_cond(DEBUG_IN_EP,
+ "%s:EP%d TX DMA start : DIEPDMA0 = 0x%x,"
+ "DIEPTSIZ0 = 0x%x, DIEPCTL0 = 0x%x\n"
+ "\tbuf = 0x%p, pktcnt = %d, xfersize = %d\n",
+ __func__, ep_num,
+ readl(®->in_endp[ep_num].diepdma),
+ readl(®->in_endp[ep_num].dieptsiz),
+ readl(®->in_endp[ep_num].diepctl),
+ buf, pktcnt, length);
return length;
}
struct s3c_ep *ep = &dev->ep[ep_num];
struct s3c_request *req = NULL;
u32 ep_tsr = 0, xfer_size = 0, is_short = 0;
- u32 *p = the_controller->dma_buf[ep_index(ep)+1];
if (list_empty(&ep->queue)) {
- DEBUG_OUT_EP("%s: RX DMA done : NULL REQ on OUT EP-%d\n",
- __func__, ep_num);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: RX DMA done : NULL REQ on OUT EP-%d\n",
+ __func__, ep_num);
return;
}
xfer_size = ep->len - xfer_size;
- invalidate_dcache_range((unsigned long) p,
- (unsigned long) p + DMA_BUFFER_SIZE);
-
- memcpy(ep->dma_buf, p, ep->len);
+ /*
+ * NOTE:
+ *
+ * Please be careful with proper buffer allocation for USB request,
+ * which needs to be aligned to CONFIG_SYS_CACHELINE_SIZE, not only
+ * with starting address, but also its size shall be a cache line
+ * multiplication.
+ *
+ * This will prevent from corruption of data allocated immediatelly
+ * before or after the buffer.
+ *
+ * For armv7, the cache_v7.c provides proper code to emit "ERROR"
+ * message to warn users.
+ */
+ invalidate_dcache_range((unsigned long) ep->dma_buf,
+ (unsigned long) ep->dma_buf +
+ ROUND(xfer_size, CONFIG_SYS_CACHELINE_SIZE));
req->req.actual += min(xfer_size, req->req.length - req->req.actual);
is_short = (xfer_size < ep->ep.maxpacket);
- DEBUG_OUT_EP("%s: RX DMA done : ep = %d, rx bytes = %d/%d, "
- "is_short = %d, DOEPTSIZ = 0x%x, remained bytes = %d\n",
- __func__, ep_num, req->req.actual, req->req.length,
- is_short, ep_tsr, xfer_size);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: RX DMA done : ep = %d, rx bytes = %d/%d, "
+ "is_short = %d, DOEPTSIZ = 0x%x, remained bytes = %d\n",
+ __func__, ep_num, req->req.actual, req->req.length,
+ is_short, ep_tsr, xfer_size);
if (is_short || req->req.actual == req->req.length) {
if (ep_num == EP0_CON && dev->ep0state == DATA_STATE_RECV) {
- DEBUG_OUT_EP(" => Send ZLP\n");
+ debug_cond(DEBUG_OUT_EP != 0, " => Send ZLP\n");
s3c_udc_ep0_zlp(dev);
/* packet will be completed in complete_tx() */
dev->ep0state = WAIT_FOR_IN_COMPLETE;
if (!list_empty(&ep->queue)) {
req = list_entry(ep->queue.next,
struct s3c_request, queue);
- DEBUG_OUT_EP("%s: Next Rx request start...\n",
- __func__);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: Next Rx request start...\n",
+ __func__);
setdma_rx(ep, req);
}
}
}
if (list_empty(&ep->queue)) {
- DEBUG_IN_EP("%s: TX DMA done : NULL REQ on IN EP-%d\n",
- __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: TX DMA done : NULL REQ on IN EP-%d\n",
+ __func__, ep_num);
return;
}
is_short = (xfer_size < ep->ep.maxpacket);
req->req.actual += min(xfer_size, req->req.length - req->req.actual);
- DEBUG_IN_EP("%s: TX DMA done : ep = %d, tx bytes = %d/%d, "
- "is_short = %d, DIEPTSIZ = 0x%x, remained bytes = %d\n",
- __func__, ep_num, req->req.actual, req->req.length,
- is_short, ep_tsr, xfer_size);
+ debug_cond(DEBUG_IN_EP,
+ "%s: TX DMA done : ep = %d, tx bytes = %d/%d, "
+ "is_short = %d, DIEPTSIZ = 0x%x, remained bytes = %d\n",
+ __func__, ep_num, req->req.actual, req->req.length,
+ is_short, ep_tsr, xfer_size);
if (ep_num == 0) {
if (dev->ep0state == DATA_STATE_XMIT) {
- DEBUG_IN_EP("%s: ep_num = %d, ep0stat =="
- "DATA_STATE_XMIT\n",
- __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: ep_num = %d, ep0stat =="
+ "DATA_STATE_XMIT\n",
+ __func__, ep_num);
last = write_fifo_ep0(ep, req);
if (last)
dev->ep0state = WAIT_FOR_COMPLETE;
} else if (dev->ep0state == WAIT_FOR_IN_COMPLETE) {
- DEBUG_IN_EP("%s: ep_num = %d, completing request\n",
- __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: ep_num = %d, completing request\n",
+ __func__, ep_num);
done(ep, req, 0);
dev->ep0state = WAIT_FOR_SETUP;
} else if (dev->ep0state == WAIT_FOR_COMPLETE) {
- DEBUG_IN_EP("%s: ep_num = %d, completing request\n",
- __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: ep_num = %d, completing request\n",
+ __func__, ep_num);
done(ep, req, 0);
dev->ep0state = WAIT_FOR_OUT_COMPLETE;
s3c_ep0_complete_out();
} else {
- DEBUG_IN_EP("%s: ep_num = %d, invalid ep state\n",
- __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: ep_num = %d, invalid ep state\n",
+ __func__, ep_num);
}
return;
}
if (!list_empty(&ep->queue)) {
req = list_entry(ep->queue.next, struct s3c_request, queue);
- DEBUG_IN_EP("%s: Next Tx request start...\n", __func__);
+ debug_cond(DEBUG_IN_EP,
+ "%s: Next Tx request start...\n", __func__);
setdma_tx(ep, req);
}
}
struct s3c_ep *ep = &dev->ep[ep_num];
struct s3c_request *req;
- DEBUG_IN_EP("%s: Check queue, ep_num = %d\n", __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: Check queue, ep_num = %d\n", __func__, ep_num);
if (!list_empty(&ep->queue)) {
req = list_entry(ep->queue.next, struct s3c_request, queue);
- DEBUG_IN_EP("%s: Next Tx request(0x%p) start...\n",
- __func__, req);
+ debug_cond(DEBUG_IN_EP,
+ "%s: Next Tx request(0x%p) start...\n",
+ __func__, req);
if (ep_is_in(ep))
setdma_tx(ep, req);
else
setdma_rx(ep, req);
} else {
- DEBUG_IN_EP("%s: NULL REQ on IN EP-%d\n", __func__, ep_num);
+ debug_cond(DEBUG_IN_EP,
+ "%s: NULL REQ on IN EP-%d\n", __func__, ep_num);
return;
}
u8 ep_num = 0;
ep_intr = readl(®->daint);
- DEBUG_IN_EP("*** %s: EP In interrupt : DAINT = 0x%x\n",
- __func__, ep_intr);
+ debug_cond(DEBUG_IN_EP,
+ "*** %s: EP In interrupt : DAINT = 0x%x\n", __func__, ep_intr);
ep_intr &= DAINT_MASK;
while (ep_intr) {
if (ep_intr & DAINT_IN_EP_INT(1)) {
ep_intr_status = readl(®->in_endp[ep_num].diepint);
- DEBUG_IN_EP("\tEP%d-IN : DIEPINT = 0x%x\n",
- ep_num, ep_intr_status);
+ debug_cond(DEBUG_IN_EP,
+ "\tEP%d-IN : DIEPINT = 0x%x\n",
+ ep_num, ep_intr_status);
/* Interrupt Clear */
writel(ep_intr_status, ®->in_endp[ep_num].diepint);
u8 ep_num = 0;
ep_intr = readl(®->daint);
- DEBUG_OUT_EP("*** %s: EP OUT interrupt : DAINT = 0x%x\n",
- __func__, ep_intr);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "*** %s: EP OUT interrupt : DAINT = 0x%x\n",
+ __func__, ep_intr);
ep_intr = (ep_intr >> DAINT_OUT_BIT) & DAINT_MASK;
while (ep_intr) {
if (ep_intr & 0x1) {
ep_intr_status = readl(®->out_endp[ep_num].doepint);
- DEBUG_OUT_EP("\tEP%d-OUT : DOEPINT = 0x%x\n",
- ep_num, ep_intr_status);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "\tEP%d-OUT : DOEPINT = 0x%x\n",
+ ep_num, ep_intr_status);
/* Interrupt Clear */
writel(ep_intr_status, ®->out_endp[ep_num].doepint);
if (ep_intr_status &
CTRL_OUT_EP_SETUP_PHASE_DONE) {
- DEBUG_OUT_EP("SETUP packet arrived\n");
+ debug_cond(DEBUG_OUT_EP != 0,
+ "SETUP packet arrived\n");
s3c_handle_ep0(dev);
}
} else {
intr_status = readl(®->gintsts);
gintmsk = readl(®->gintmsk);
- DEBUG_ISR("\n*** %s : GINTSTS=0x%x(on state %s), GINTMSK : 0x%x,"
+ debug_cond(DEBUG_ISR,
+ "\n*** %s : GINTSTS=0x%x(on state %s), GINTMSK : 0x%x,"
"DAINT : 0x%x, DAINTMSK : 0x%x\n",
__func__, intr_status, state_names[dev->ep0state], gintmsk,
readl(®->daint), readl(®->daintmsk));
}
if (intr_status & INT_ENUMDONE) {
- DEBUG_ISR("\tSpeed Detection interrupt\n");
+ debug_cond(DEBUG_ISR, "\tSpeed Detection interrupt\n");
writel(INT_ENUMDONE, ®->gintsts);
usb_status = (readl(®->dsts) & 0x6);
if (usb_status & (USB_FULL_30_60MHZ | USB_FULL_48MHZ)) {
- DEBUG_ISR("\t\tFull Speed Detection\n");
+ debug_cond(DEBUG_ISR,
+ "\t\tFull Speed Detection\n");
set_max_pktsize(dev, USB_SPEED_FULL);
} else {
- DEBUG_ISR("\t\tHigh Speed Detection : 0x%x\n",
- usb_status);
+ debug_cond(DEBUG_ISR,
+ "\t\tHigh Speed Detection : 0x%x\n",
+ usb_status);
set_max_pktsize(dev, USB_SPEED_HIGH);
}
}
if (intr_status & INT_EARLY_SUSPEND) {
- DEBUG_ISR("\tEarly suspend interrupt\n");
+ debug_cond(DEBUG_ISR, "\tEarly suspend interrupt\n");
writel(INT_EARLY_SUSPEND, ®->gintsts);
}
if (intr_status & INT_SUSPEND) {
usb_status = readl(®->dsts);
- DEBUG_ISR("\tSuspend interrupt :(DSTS):0x%x\n", usb_status);
+ debug_cond(DEBUG_ISR,
+ "\tSuspend interrupt :(DSTS):0x%x\n", usb_status);
writel(INT_SUSPEND, ®->gintsts);
if (dev->gadget.speed != USB_SPEED_UNKNOWN
}
if (intr_status & INT_RESUME) {
- DEBUG_ISR("\tResume interrupt\n");
+ debug_cond(DEBUG_ISR, "\tResume interrupt\n");
writel(INT_RESUME, ®->gintsts);
if (dev->gadget.speed != USB_SPEED_UNKNOWN
if (intr_status & INT_RESET) {
usb_status = readl(®->gotgctl);
- DEBUG_ISR("\tReset interrupt - (GOTGCTL):0x%x\n", usb_status);
+ debug_cond(DEBUG_ISR,
+ "\tReset interrupt - (GOTGCTL):0x%x\n", usb_status);
writel(INT_RESET, ®->gintsts);
if ((usb_status & 0xc0000) == (0x3 << 18)) {
if (reset_available) {
- DEBUG_ISR("\t\tOTG core got reset (%d)!!\n",
- reset_available);
+ debug_cond(DEBUG_ISR,
+ "\t\tOTG core got reset (%d)!!\n",
+ reset_available);
reconfig_usbd();
dev->ep0state = WAIT_FOR_SETUP;
reset_available = 0;
} else {
reset_available = 1;
- DEBUG_ISR("\t\tRESET handling skipped\n");
+ debug_cond(DEBUG_ISR,
+ "\t\tRESET handling skipped\n");
}
}
if (unlikely(!_req || !_req->complete || !_req->buf
|| !list_empty(&req->queue))) {
- DEBUG("%s: bad params\n", __func__);
+ debug("%s: bad params\n", __func__);
return -EINVAL;
}
if (unlikely(!_ep || (!ep->desc && ep->ep.name != ep0name))) {
- DEBUG("%s: bad ep: %s, %d, %x\n", __func__,
+ debug("%s: bad ep: %s, %d, %p\n", __func__,
ep->ep.name, !ep->desc, _ep);
return -EINVAL;
}
dev = ep->dev;
if (unlikely(!dev->driver || dev->gadget.speed == USB_SPEED_UNKNOWN)) {
- DEBUG("%s: bogus device state %p\n", __func__, dev->driver);
+ debug("%s: bogus device state %p\n", __func__, dev->driver);
return -ESHUTDOWN;
}
_req->actual = 0;
/* kickstart this i/o queue? */
- DEBUG("\n*** %s: %s-%s req = %p, len = %d, buf = %p"
+ debug("\n*** %s: %s-%s req = %p, len = %d, buf = %p"
"Q empty = %d, stopped = %d\n",
__func__, _ep->name, ep_is_in(ep) ? "in" : "out",
_req, _req->length, _req->buf,
list_empty(&ep->queue), ep->stopped);
-#ifdef DEBUG_S3C_UDC
+#ifdef DEBUG
{
int i, len = _req->length;
} else if (ep_is_in(ep)) {
gintsts = readl(®->gintsts);
- DEBUG_IN_EP("%s: ep_is_in, S3C_UDC_OTG_GINTSTS=0x%x\n",
- __func__, gintsts);
+ debug_cond(DEBUG_IN_EP,
+ "%s: ep_is_in, S3C_UDC_OTG_GINTSTS=0x%x\n",
+ __func__, gintsts);
setdma_tx(ep, req);
} else {
gintsts = readl(®->gintsts);
- DEBUG_OUT_EP("%s:ep_is_out, S3C_UDC_OTG_GINTSTS=0x%x\n",
- __func__, gintsts);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s:ep_is_out, S3C_UDC_OTG_GINTSTS=0x%x\n",
+ __func__, gintsts);
setdma_rx(ep, req);
}
max = ep_maxpacket(ep);
- DEBUG_EP0("%s: max = %d\n", __func__, max);
+ debug_cond(DEBUG_EP0 != 0, "%s: max = %d\n", __func__, max);
count = setdma_tx(ep, req);
is_last = 1;
}
- DEBUG_EP0("%s: wrote %s %d bytes%s %d left %p\n", __func__,
- ep->ep.name, count,
- is_last ? "/L" : "",
- req->req.length - req->req.actual - count, req);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: wrote %s %d bytes%s %d left %p\n", __func__,
+ ep->ep.name, count,
+ is_last ? "/L" : "",
+ req->req.length - req->req.actual - count, req);
/* requests complete when all IN data is in the FIFO */
if (is_last) {
int s3c_fifo_read(struct s3c_ep *ep, u32 *cp, int max)
{
- u32 bytes;
-
- bytes = sizeof(struct usb_ctrlrequest);
+ invalidate_dcache_range((unsigned long)cp, (unsigned long)cp +
+ ROUND(max, CONFIG_SYS_CACHELINE_SIZE));
- invalidate_dcache_range((unsigned long) ep->dev->dma_buf[ep_index(ep)],
- (unsigned long) ep->dev->dma_buf[ep_index(ep)]
- + DMA_BUFFER_SIZE);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: bytes=%d, ep_index=%d 0x%p\n", __func__,
+ max, ep_index(ep), cp);
- DEBUG_EP0("%s: bytes=%d, ep_index=%d %p\n", __func__,
- bytes, ep_index(ep), ep->dev->dma_buf[ep_index(ep)]);
-
- return bytes;
+ return max;
}
/**
s3c_udc_ep0_zlp(dev);
- DEBUG_EP0("%s: USB OTG 2.0 Device address=%d, DCFG=0x%x\n",
- __func__, address, readl(®->dcfg));
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: USB OTG 2.0 Device address=%d, DCFG=0x%x\n",
+ __func__, address, readl(®->dcfg));
dev->usb_address = address;
}
writel(ep_ctrl, ®->in_endp[EP0_CON].diepctl);
- DEBUG_EP0("%s: set ep%d stall, DIEPCTL0 = 0x%x\n",
- __func__, ep_index(ep), ®->in_endp[EP0_CON].diepctl);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: set ep%d stall, DIEPCTL0 = 0x%p\n",
+ __func__, ep_index(ep), ®->in_endp[EP0_CON].diepctl);
/*
* The application can only set this bit, and the core clears it,
* when a SETUP token is received for this endpoint
{
struct s3c_request *req;
struct s3c_ep *ep = &dev->ep[0];
- int ret;
if (!list_empty(&ep->queue)) {
req = list_entry(ep->queue.next, struct s3c_request, queue);
} else {
- DEBUG("%s: ---> BUG\n", __func__);
+ debug("%s: ---> BUG\n", __func__);
BUG();
return;
}
- DEBUG_EP0("%s: req = %p, req.length = 0x%x, req.actual = 0x%x\n",
- __func__, req, req->req.length, req->req.actual);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: req = %p, req.length = 0x%x, req.actual = 0x%x\n",
+ __func__, req, req->req.length, req->req.actual);
if (req->req.length == 0) {
/* zlp for Set_configuration, Set_interface,
ep->len = 0;
s3c_udc_ep0_zlp(dev);
- DEBUG_EP0("%s: req.length = 0, bRequest = %d\n",
- __func__, usb_ctrl->bRequest);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: req.length = 0, bRequest = %d\n",
+ __func__, usb_ctrl->bRequest);
return;
}
- ret = setdma_rx(ep, req);
+ setdma_rx(ep, req);
}
/*
req = list_entry(ep->queue.next, struct s3c_request, queue);
if (!req) {
- DEBUG_EP0("%s: NULL REQ\n", __func__);
+ debug_cond(DEBUG_EP0 != 0, "%s: NULL REQ\n", __func__);
return 0;
}
- DEBUG_EP0("%s: req = %p, req.length = 0x%x, req.actual = 0x%x\n",
- __func__, req, req->req.length, req->req.actual);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: req = %p, req.length = 0x%x, req.actual = 0x%x\n",
+ __func__, req, req->req.length, req->req.actual);
if (req->req.length - req->req.actual == ep0_fifo_size) {
/* Next write will end with the packet size, */
if ((ret == 1) && !need_zlp) {
/* Last packet */
dev->ep0state = WAIT_FOR_COMPLETE;
- DEBUG_EP0("%s: finished, waiting for status\n", __func__);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: finished, waiting for status\n", __func__);
} else {
dev->ep0state = DATA_STATE_XMIT;
- DEBUG_EP0("%s: not finished\n", __func__);
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: not finished\n", __func__);
}
return 1;
}
-u16 g_status;
-
int s3c_udc_get_status(struct s3c_udc *dev,
struct usb_ctrlrequest *crq)
{
u8 ep_num = crq->wIndex & 0x7F;
+ u16 g_status = 0;
u32 ep_ctrl;
- u32 *p = the_controller->dma_buf[1];
- DEBUG_SETUP("%s: *** USB_REQ_GET_STATUS\n", __func__);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_GET_STATUS\n", __func__);
printf("crq->brequest:0x%x\n", crq->bRequestType & USB_RECIP_MASK);
switch (crq->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_INTERFACE:
g_status = 0;
- DEBUG_SETUP("\tGET_STATUS:USB_RECIP_INTERFACE, g_stauts = %d\n",
- g_status);
+ debug_cond(DEBUG_SETUP != 0,
+ "\tGET_STATUS:USB_RECIP_INTERFACE, g_stauts = %d\n",
+ g_status);
break;
case USB_RECIP_DEVICE:
g_status = 0x1; /* Self powered */
- DEBUG_SETUP("\tGET_STATUS: USB_RECIP_DEVICE, g_stauts = %d\n",
- g_status);
+ debug_cond(DEBUG_SETUP != 0,
+ "\tGET_STATUS: USB_RECIP_DEVICE, g_stauts = %d\n",
+ g_status);
break;
case USB_RECIP_ENDPOINT:
if (crq->wLength > 2) {
- DEBUG_SETUP("\tGET_STATUS:Not support EP or wLength\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tGET_STATUS:Not support EP or wLength\n");
return 1;
}
g_status = dev->ep[ep_num].stopped;
- DEBUG_SETUP("\tGET_STATUS: USB_RECIP_ENDPOINT, g_stauts = %d\n",
- g_status);
+ debug_cond(DEBUG_SETUP != 0,
+ "\tGET_STATUS: USB_RECIP_ENDPOINT, g_stauts = %d\n",
+ g_status);
break;
return 1;
}
- memcpy(p, &g_status, sizeof(g_status));
+ memcpy(usb_ctrl, &g_status, sizeof(g_status));
- flush_dcache_range((unsigned long) p,
- (unsigned long) p + DMA_BUFFER_SIZE);
+ flush_dcache_range((unsigned long) usb_ctrl,
+ (unsigned long) usb_ctrl +
+ ROUND(sizeof(g_status), CONFIG_SYS_CACHELINE_SIZE));
- writel(the_controller->dma_addr[1], ®->in_endp[EP0_CON].diepdma);
+ writel(usb_ctrl_dma_addr, ®->in_endp[EP0_CON].diepdma);
writel(DIEPT_SIZ_PKT_CNT(1) | DIEPT_SIZ_XFER_SIZE(2),
®->in_endp[EP0_CON].dieptsiz);
u32 ep_ctrl = 0;
ep_num = ep_index(ep);
- DEBUG("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
+ debug("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
if (ep_is_in(ep)) {
ep_ctrl = readl(®->in_endp[ep_num].diepctl);
ep_ctrl |= DEPCTL_SNAK;
writel(ep_ctrl, ®->in_endp[ep_num].diepctl);
- DEBUG("%s: set NAK, DIEPCTL%d = 0x%x\n",
+ debug("%s: set NAK, DIEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->in_endp[ep_num].diepctl));
} else {
ep_ctrl = readl(®->out_endp[ep_num].doepctl);
ep_ctrl |= DEPCTL_SNAK;
writel(ep_ctrl, ®->out_endp[ep_num].doepctl);
- DEBUG("%s: set NAK, DOEPCTL%d = 0x%x\n",
+ debug("%s: set NAK, DOEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->out_endp[ep_num].doepctl));
}
u32 ep_ctrl = 0;
ep_num = ep_index(ep);
- DEBUG("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
+ debug("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
if (ep_is_in(ep)) {
ep_ctrl = readl(®->in_endp[ep_num].diepctl);
ep_ctrl |= DEPCTL_STALL;
writel(ep_ctrl, ®->in_endp[ep_num].diepctl);
- DEBUG("%s: set stall, DIEPCTL%d = 0x%x\n",
+ debug("%s: set stall, DIEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->in_endp[ep_num].diepctl));
} else {
ep_ctrl |= DEPCTL_STALL;
writel(ep_ctrl, ®->out_endp[ep_num].doepctl);
- DEBUG("%s: set stall, DOEPCTL%d = 0x%x\n",
+ debug("%s: set stall, DOEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->out_endp[ep_num].doepctl));
}
u32 ep_ctrl = 0;
ep_num = ep_index(ep);
- DEBUG("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
+ debug("%s: ep_num = %d, ep_type = %d\n", __func__, ep_num, ep->ep_type);
if (ep_is_in(ep)) {
ep_ctrl = readl(®->in_endp[ep_num].diepctl);
}
writel(ep_ctrl, ®->in_endp[ep_num].diepctl);
- DEBUG("%s: cleared stall, DIEPCTL%d = 0x%x\n",
+ debug("%s: cleared stall, DIEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->in_endp[ep_num].diepctl));
} else {
}
writel(ep_ctrl, ®->out_endp[ep_num].doepctl);
- DEBUG("%s: cleared stall, DOEPCTL%d = 0x%x\n",
+ debug("%s: cleared stall, DOEPCTL%d = 0x%x\n",
__func__, ep_num, readl(®->out_endp[ep_num].doepctl));
}
if (unlikely(!_ep || !ep->desc || ep_num == EP0_CON ||
ep->desc->bmAttributes == USB_ENDPOINT_XFER_ISOC)) {
- DEBUG("%s: %s bad ep or descriptor\n", __func__, ep->ep.name);
+ debug("%s: %s bad ep or descriptor\n", __func__, ep->ep.name);
return -EINVAL;
}
/* Attempt to halt IN ep will fail if any transfer requests
* are still queue */
if (value && ep_is_in(ep) && !list_empty(&ep->queue)) {
- DEBUG("%s: %s queue not empty, req = %p\n",
+ debug("%s: %s queue not empty, req = %p\n",
__func__, ep->ep.name,
list_entry(ep->queue.next, struct s3c_request, queue));
}
dev = ep->dev;
- DEBUG("%s: ep_num = %d, value = %d\n", __func__, ep_num, value);
+ debug("%s: ep_num = %d, value = %d\n", __func__, ep_num, value);
spin_lock_irqsave(&dev->lock, flags);
daintmsk = (1 << ep_num) << DAINT_OUT_BIT;
}
- DEBUG("%s: EPCTRL%d = 0x%x, ep_is_in = %d\n",
+ debug("%s: EPCTRL%d = 0x%x, ep_is_in = %d\n",
__func__, ep_num, ep_ctrl, ep_is_in(ep));
/* If the EP is already active don't change the EP Control
if (ep_is_in(ep)) {
writel(ep_ctrl, ®->in_endp[ep_num].diepctl);
- DEBUG("%s: USB Ative EP%d, DIEPCTRL%d = 0x%x\n",
+ debug("%s: USB Ative EP%d, DIEPCTRL%d = 0x%x\n",
__func__, ep_num, ep_num,
readl(®->in_endp[ep_num].diepctl));
} else {
writel(ep_ctrl, ®->out_endp[ep_num].doepctl);
- DEBUG("%s: USB Ative EP%d, DOEPCTRL%d = 0x%x\n",
+ debug("%s: USB Ative EP%d, DOEPCTRL%d = 0x%x\n",
__func__, ep_num, ep_num,
readl(®->out_endp[ep_num].doepctl));
}
/* Unmask EP Interrtupt */
writel(readl(®->daintmsk)|daintmsk, ®->daintmsk);
- DEBUG("%s: DAINTMSK = 0x%x\n", __func__, readl(®->daintmsk));
+ debug("%s: DAINTMSK = 0x%x\n", __func__, readl(®->daintmsk));
}
ep_num = ep_index(ep);
dev = ep->dev;
- DEBUG_SETUP("%s: ep_num = %d, is_in = %d, clear_feature_flag = %d\n",
- __func__, ep_num, ep_is_in(ep), clear_feature_flag);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: ep_num = %d, is_in = %d, clear_feature_flag = %d\n",
+ __func__, ep_num, ep_is_in(ep), clear_feature_flag);
if (usb_ctrl->wLength != 0) {
- DEBUG_SETUP("\tCLEAR_FEATURE: wLength is not zero.....\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tCLEAR_FEATURE: wLength is not zero.....\n");
return 1;
}
case USB_RECIP_DEVICE:
switch (usb_ctrl->wValue) {
case USB_DEVICE_REMOTE_WAKEUP:
- DEBUG_SETUP("\tOFF:USB_DEVICE_REMOTE_WAKEUP\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tOFF:USB_DEVICE_REMOTE_WAKEUP\n");
break;
case USB_DEVICE_TEST_MODE:
- DEBUG_SETUP("\tCLEAR_FEATURE: USB_DEVICE_TEST_MODE\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tCLEAR_FEATURE: USB_DEVICE_TEST_MODE\n");
/** @todo Add CLEAR_FEATURE for TEST modes. */
break;
}
break;
case USB_RECIP_ENDPOINT:
- DEBUG_SETUP("\tCLEAR_FEATURE:USB_RECIP_ENDPOINT, wValue = %d\n",
- usb_ctrl->wValue);
+ debug_cond(DEBUG_SETUP != 0,
+ "\tCLEAR_FEATURE:USB_RECIP_ENDPOINT, wValue = %d\n",
+ usb_ctrl->wValue);
if (usb_ctrl->wValue == USB_ENDPOINT_HALT) {
if (ep_num == 0) {
ep_num = ep_index(ep);
dev = ep->dev;
- DEBUG_SETUP("%s: *** USB_REQ_SET_FEATURE , ep_num = %d\n",
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_SET_FEATURE , ep_num = %d\n",
__func__, ep_num);
if (usb_ctrl->wLength != 0) {
- DEBUG_SETUP("\tSET_FEATURE: wLength is not zero.....\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE: wLength is not zero.....\n");
return 1;
}
case USB_RECIP_DEVICE:
switch (usb_ctrl->wValue) {
case USB_DEVICE_REMOTE_WAKEUP:
- DEBUG_SETUP("\tSET_FEATURE:USB_DEVICE_REMOTE_WAKEUP\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE:USB_DEVICE_REMOTE_WAKEUP\n");
break;
case USB_DEVICE_B_HNP_ENABLE:
- DEBUG_SETUP("\tSET_FEATURE: USB_DEVICE_B_HNP_ENABLE\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE: USB_DEVICE_B_HNP_ENABLE\n");
break;
case USB_DEVICE_A_HNP_SUPPORT:
/* RH port supports HNP */
- DEBUG_SETUP("\tSET_FEATURE:USB_DEVICE_A_HNP_SUPPORT\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE:USB_DEVICE_A_HNP_SUPPORT\n");
break;
case USB_DEVICE_A_ALT_HNP_SUPPORT:
/* other RH port does */
- DEBUG_SETUP("\tSET: USB_DEVICE_A_ALT_HNP_SUPPORT\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET: USB_DEVICE_A_ALT_HNP_SUPPORT\n");
break;
}
return 0;
case USB_RECIP_INTERFACE:
- DEBUG_SETUP("\tSET_FEATURE: USB_RECIP_INTERFACE\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE: USB_RECIP_INTERFACE\n");
break;
case USB_RECIP_ENDPOINT:
- DEBUG_SETUP("\tSET_FEATURE: USB_RECIP_ENDPOINT\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tSET_FEATURE: USB_RECIP_ENDPOINT\n");
if (usb_ctrl->wValue == USB_ENDPOINT_HALT) {
if (ep_num == 0) {
s3c_udc_ep0_set_stall(ep);
void s3c_ep0_setup(struct s3c_udc *dev)
{
struct s3c_ep *ep = &dev->ep[0];
- int i, bytes, is_in;
+ int i;
u8 ep_num;
/* Nuke all previous transfers */
nuke(ep, -EPROTO);
/* read control req from fifo (8 bytes) */
- bytes = s3c_fifo_read(ep, (u32 *)usb_ctrl, 8);
+ s3c_fifo_read(ep, (u32 *)usb_ctrl, 8);
- DEBUG_SETUP("%s: bRequestType = 0x%x(%s), bRequest = 0x%x"
- "\twLength = 0x%x, wValue = 0x%x, wIndex= 0x%x\n",
- __func__, usb_ctrl->bRequestType,
- (usb_ctrl->bRequestType & USB_DIR_IN) ? "IN" : "OUT",
- usb_ctrl->bRequest,
- usb_ctrl->wLength, usb_ctrl->wValue, usb_ctrl->wIndex);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: bRequestType = 0x%x(%s), bRequest = 0x%x"
+ "\twLength = 0x%x, wValue = 0x%x, wIndex= 0x%x\n",
+ __func__, usb_ctrl->bRequestType,
+ (usb_ctrl->bRequestType & USB_DIR_IN) ? "IN" : "OUT",
+ usb_ctrl->bRequest,
+ usb_ctrl->wLength, usb_ctrl->wValue, usb_ctrl->wIndex);
-#ifdef DEBUG_S3C_UDC
+#ifdef DEBUG
{
int i, len = sizeof(*usb_ctrl);
- char *p = usb_ctrl;
+ char *p = (char *)usb_ctrl;
printf("pkt = ");
for (i = 0; i < len; i++) {
if (usb_ctrl->bRequest == GET_MAX_LUN_REQUEST &&
usb_ctrl->wLength != 1) {
- DEBUG_SETUP("\t%s:GET_MAX_LUN_REQUEST:invalid",
- __func__);
- DEBUG_SETUP("wLength = %d, setup returned\n",
- usb_ctrl->wLength);
+ debug_cond(DEBUG_SETUP != 0,
+ "\t%s:GET_MAX_LUN_REQUEST:invalid",
+ __func__);
+ debug_cond(DEBUG_SETUP != 0,
+ "wLength = %d, setup returned\n",
+ usb_ctrl->wLength);
s3c_udc_ep0_set_stall(ep);
dev->ep0state = WAIT_FOR_SETUP;
} else if (usb_ctrl->bRequest == BOT_RESET_REQUEST &&
usb_ctrl->wLength != 0) {
/* Bulk-Only *mass storge reset of class-specific request */
- DEBUG_SETUP("%s:BOT Rest:invalid wLength =%d, setup returned\n",
- __func__, usb_ctrl->wLength);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s:BOT Rest:invalid wLength =%d, setup returned\n",
+ __func__, usb_ctrl->wLength);
s3c_udc_ep0_set_stall(ep);
dev->ep0state = WAIT_FOR_SETUP;
/* Set direction of EP0 */
if (likely(usb_ctrl->bRequestType & USB_DIR_IN)) {
ep->bEndpointAddress |= USB_DIR_IN;
- is_in = 1;
-
} else {
ep->bEndpointAddress &= ~USB_DIR_IN;
- is_in = 0;
}
/* cope with automagic for some standard requests. */
dev->req_std = (usb_ctrl->bRequestType & USB_TYPE_MASK)
== USB_TYPE_STANDARD;
- dev->req_config = 0;
+
dev->req_pending = 1;
/* Handle some SETUP packets ourselves */
if (dev->req_std) {
switch (usb_ctrl->bRequest) {
case USB_REQ_SET_ADDRESS:
- DEBUG_SETUP("%s: *** USB_REQ_SET_ADDRESS (%d)\n",
- __func__, usb_ctrl->wValue);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_SET_ADDRESS (%d)\n",
+ __func__, usb_ctrl->wValue);
if (usb_ctrl->bRequestType
!= (USB_TYPE_STANDARD | USB_RECIP_DEVICE))
break;
return;
case USB_REQ_SET_CONFIGURATION:
- DEBUG_SETUP("=====================================\n");
- DEBUG_SETUP("%s: USB_REQ_SET_CONFIGURATION (%d)\n",
- __func__, usb_ctrl->wValue);
+ debug_cond(DEBUG_SETUP != 0,
+ "=====================================\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: USB_REQ_SET_CONFIGURATION (%d)\n",
+ __func__, usb_ctrl->wValue);
- if (usb_ctrl->bRequestType == USB_RECIP_DEVICE) {
+ if (usb_ctrl->bRequestType == USB_RECIP_DEVICE)
reset_available = 1;
- dev->req_config = 1;
- }
+
break;
case USB_REQ_GET_DESCRIPTOR:
- DEBUG_SETUP("%s: *** USB_REQ_GET_DESCRIPTOR\n",
- __func__);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_GET_DESCRIPTOR\n",
+ __func__);
break;
case USB_REQ_SET_INTERFACE:
- DEBUG_SETUP("%s: *** USB_REQ_SET_INTERFACE (%d)\n",
- __func__, usb_ctrl->wValue);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_SET_INTERFACE (%d)\n",
+ __func__, usb_ctrl->wValue);
- if (usb_ctrl->bRequestType == USB_RECIP_INTERFACE) {
+ if (usb_ctrl->bRequestType == USB_RECIP_INTERFACE)
reset_available = 1;
- dev->req_config = 1;
- }
+
break;
case USB_REQ_GET_CONFIGURATION:
- DEBUG_SETUP("%s: *** USB_REQ_GET_CONFIGURATION\n",
- __func__);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** USB_REQ_GET_CONFIGURATION\n",
+ __func__);
break;
case USB_REQ_GET_STATUS:
break;
default:
- DEBUG_SETUP("%s: *** Default of usb_ctrl->bRequest=0x%x"
- "happened.\n", __func__, usb_ctrl->bRequest);
+ debug_cond(DEBUG_SETUP != 0,
+ "%s: *** Default of usb_ctrl->bRequest=0x%x"
+ "happened.\n", __func__, usb_ctrl->bRequest);
break;
}
}
if (likely(dev->driver)) {
/* device-2-host (IN) or no data setup command,
* process immediately */
- DEBUG_SETUP("%s:usb_ctrlreq will be passed to fsg_setup()\n",
+ debug_cond(DEBUG_SETUP != 0,
+ "%s:usb_ctrlreq will be passed to fsg_setup()\n",
__func__);
spin_unlock(&dev->lock);
spin_lock(&dev->lock);
if (i < 0) {
- if (dev->req_config) {
- DEBUG_SETUP("\tconfig change 0x%02x fail %d?\n",
- (u32)usb_ctrl->bRequest, i);
- return;
- }
-
/* setup processing failed, force stall */
s3c_udc_ep0_set_stall(ep);
dev->ep0state = WAIT_FOR_SETUP;
- DEBUG_SETUP("\tdev->driver->setup failed (%d),"
+ debug_cond(DEBUG_SETUP != 0,
+ "\tdev->driver->setup failed (%d),"
" bRequest = %d\n",
i, usb_ctrl->bRequest);
} else if (dev->req_pending) {
dev->req_pending = 0;
- DEBUG_SETUP("\tdev->req_pending...\n");
+ debug_cond(DEBUG_SETUP != 0,
+ "\tdev->req_pending...\n");
}
- DEBUG_SETUP("\tep0state = %s\n", state_names[dev->ep0state]);
+ debug_cond(DEBUG_SETUP != 0,
+ "\tep0state = %s\n", state_names[dev->ep0state]);
}
}
static void s3c_handle_ep0(struct s3c_udc *dev)
{
if (dev->ep0state == WAIT_FOR_SETUP) {
- DEBUG_OUT_EP("%s: WAIT_FOR_SETUP\n", __func__);
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: WAIT_FOR_SETUP\n", __func__);
s3c_ep0_setup(dev);
} else {
- DEBUG_OUT_EP("%s: strange state!!(state = %s)\n",
+ debug_cond(DEBUG_OUT_EP != 0,
+ "%s: strange state!!(state = %s)\n",
__func__, state_names[dev->ep0state]);
}
}
static void s3c_ep0_kick(struct s3c_udc *dev, struct s3c_ep *ep)
{
- DEBUG_EP0("%s: ep_is_in = %d\n", __func__, ep_is_in(ep));
+ debug_cond(DEBUG_EP0 != 0,
+ "%s: ep_is_in = %d\n", __func__, ep_is_in(ep));
if (ep_is_in(ep)) {
dev->ep0state = DATA_STATE_XMIT;
s3c_ep0_write(dev);