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usb: dwc3: Update dwc3 udc to use usb_endpoint_descriptor inside the struct usb_ep 

Remove redundant pointer to struct usb_endpoint_descriptor.

Signed-off-by: Ido Shayevitz <idos@codeaurora.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Ido Shayevitz 2012-03-12 20:25:24 +02:00 committed by Felipe Balbi
parent 31fb601416
commit 16e78db720
3 changed files with 19 additions and 21 deletions
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1
drivers/usb/dwc3/core.h
View File

@ -361,7 +361,6 @@ struct dwc3_ep {
dma_addr_t trb_pool_dma;
u32 free_slot;
u32 busy_slot;
const struct usb_endpoint_descriptor *desc;
const struct usb_ss_ep_comp_descriptor *comp_desc;
struct dwc3 *dwc;

2
drivers/usb/dwc3/ep0.c
View File

@ -179,7 +179,7 @@ int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request,
int ret;
spin_lock_irqsave(&dwc->lock, flags);
if (!dep->desc) {
if (!dep->endpoint.desc) {
dev_dbg(dwc->dev, "trying to queue request %p to disabled %s\n",
request, dep->name);
ret = -ESHUTDOWN;

37
drivers/usb/dwc3/gadget.c
View File

@ -178,8 +178,8 @@ int dwc3_gadget_resize_tx_fifos(struct dwc3 *dwc)
if (!(dep->flags & DWC3_EP_ENABLED))
continue;
if (usb_endpoint_xfer_bulk(dep->desc)
|| usb_endpoint_xfer_isoc(dep->desc))
if (usb_endpoint_xfer_bulk(dep->endpoint.desc)
|| usb_endpoint_xfer_isoc(dep->endpoint.desc))
mult = 3;
/*
@ -229,7 +229,7 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req,
* completed (not the LINK TRB).
*/
if (((dep->busy_slot & DWC3_TRB_MASK) == DWC3_TRB_NUM - 1) &&
usb_endpoint_xfer_isoc(dep->desc))
usb_endpoint_xfer_isoc(dep->endpoint.desc))
dep->busy_slot++;
}
list_del(&req->list);
@ -470,7 +470,7 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep,
if (ret)
return ret;
dep->desc = desc;
dep->endpoint.desc = desc;
dep->comp_desc = comp_desc;
dep->type = usb_endpoint_type(desc);
dep->flags |= DWC3_EP_ENABLED;
@ -533,7 +533,6 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep)
dwc3_writel(dwc->regs, DWC3_DALEPENA, reg);
dep->stream_capable = false;
dep->desc = NULL;
dep->endpoint.desc = NULL;
dep->comp_desc = NULL;
dep->type = 0;
@ -694,7 +693,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
/* Skip the LINK-TRB on ISOC */
if (((cur_slot & DWC3_TRB_MASK) == DWC3_TRB_NUM - 1) &&
usb_endpoint_xfer_isoc(dep->desc))
usb_endpoint_xfer_isoc(dep->endpoint.desc))
return;
if (!req->trb) {
@ -707,7 +706,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
trb->bpl = lower_32_bits(dma);
trb->bph = upper_32_bits(dma);
switch (usb_endpoint_type(dep->desc)) {
switch (usb_endpoint_type(dep->endpoint.desc)) {
case USB_ENDPOINT_XFER_CONTROL:
trb->ctrl = DWC3_TRBCTL_CONTROL_SETUP;
break;
@ -732,7 +731,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
BUG();
}
if (usb_endpoint_xfer_isoc(dep->desc)) {
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
trb->ctrl |= DWC3_TRB_CTRL_ISP_IMI;
trb->ctrl |= DWC3_TRB_CTRL_CSP;
} else {
@ -743,7 +742,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
trb->ctrl |= DWC3_TRB_CTRL_LST;
}
if (usb_endpoint_xfer_bulk(dep->desc) && dep->stream_capable)
if (usb_endpoint_xfer_bulk(dep->endpoint.desc) && dep->stream_capable)
trb->ctrl |= DWC3_TRB_CTRL_SID_SOFN(req->request.stream_id);
trb->ctrl |= DWC3_TRB_CTRL_HWO;
@ -771,7 +770,7 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
trbs_left = (dep->busy_slot - dep->free_slot) & DWC3_TRB_MASK;
/* Can't wrap around on a non-isoc EP since there's no link TRB */
if (!usb_endpoint_xfer_isoc(dep->desc)) {
if (!usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
max = DWC3_TRB_NUM - (dep->free_slot & DWC3_TRB_MASK);
if (trbs_left > max)
trbs_left = max;
@ -797,7 +796,7 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
* processed from the first TRB until the last one. Since we
* don't wrap around we have to start at the beginning.
*/
if (usb_endpoint_xfer_isoc(dep->desc)) {
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
dep->busy_slot = 1;
dep->free_slot = 1;
} else {
@ -807,7 +806,7 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
}
/* The last TRB is a link TRB, not used for xfer */
if ((trbs_left <= 1) && usb_endpoint_xfer_isoc(dep->desc))
if ((trbs_left <= 1) && usb_endpoint_xfer_isoc(dep->endpoint.desc))
return;
list_for_each_entry_safe(req, n, &dep->request_list, list) {
@ -984,7 +983,7 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req)
int start_trans;
start_trans = 1;
if (usb_endpoint_xfer_isoc(dep->desc) &&
if (usb_endpoint_xfer_isoc(dep->endpoint.desc) &&
(dep->flags & DWC3_EP_BUSY))
start_trans = 0;
@ -1011,7 +1010,7 @@ static int dwc3_gadget_ep_queue(struct usb_ep *ep, struct usb_request *request,
int ret;
if (!dep->desc) {
if (!dep->endpoint.desc) {
dev_dbg(dwc->dev, "trying to queue request %p to disabled %s\n",
request, ep->name);
return -ESHUTDOWN;
@ -1125,7 +1124,7 @@ static int dwc3_gadget_ep_set_halt(struct usb_ep *ep, int value)
spin_lock_irqsave(&dwc->lock, flags);
if (usb_endpoint_xfer_isoc(dep->desc)) {
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
dev_err(dwc->dev, "%s is of Isochronous type\n", dep->name);
ret = -EINVAL;
goto out;
@ -1681,7 +1680,7 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc,
case DWC3_DEPEVT_XFERCOMPLETE:
dep->res_trans_idx = 0;
if (usb_endpoint_xfer_isoc(dep->desc)) {
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
dev_dbg(dwc->dev, "%s is an Isochronous endpoint\n",
dep->name);
return;
@ -1690,7 +1689,7 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc,
dwc3_endpoint_transfer_complete(dwc, dep, event, 1);
break;
case DWC3_DEPEVT_XFERINPROGRESS:
if (!usb_endpoint_xfer_isoc(dep->desc)) {
if (!usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
dev_dbg(dwc->dev, "%s is not an Isochronous endpoint\n",
dep->name);
return;
@ -1699,7 +1698,7 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc,
dwc3_endpoint_transfer_complete(dwc, dep, event, 0);
break;
case DWC3_DEPEVT_XFERNOTREADY:
if (usb_endpoint_xfer_isoc(dep->desc)) {
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
dwc3_gadget_start_isoc(dwc, dep, event);
} else {
int ret;
@ -1720,7 +1719,7 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc,
break;
case DWC3_DEPEVT_STREAMEVT:
if (!usb_endpoint_xfer_bulk(dep->desc)) {
if (!usb_endpoint_xfer_bulk(dep->endpoint.desc)) {
dev_err(dwc->dev, "Stream event for non-Bulk %s\n",
dep->name);
return;