Now ${LINUX}/drivers/usb/* can use usb_endpoint_maxp(desc) to get maximum packet size
instead of le16_to_cpu(desc->wMaxPacketSize).
This patch fix it up
Cc: Armin Fuerst <fuerst@in.tum.de>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Johannes Erdfelt <johannes@erdfelt.com>
Cc: Vojtech Pavlik <vojtech@suse.cz>
Cc: Oliver Neukum <oliver@neukum.name>
Cc: David Kubicek <dave@awk.cz>
Cc: Johan Hovold <jhovold@gmail.com>
Cc: Brad Hards <bhards@bigpond.net.au>
Acked-by: Felipe Balbi <balbi@ti.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Dahlmann <dahlmann.thomas@arcor.de>
Cc: David Brownell <david-b@pacbell.net>
Cc: David Lopo <dlopo@chipidea.mips.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Michal Nazarewicz <m.nazarewicz@samsung.com>
Cc: Xie Xiaobo <X.Xie@freescale.com>
Cc: Li Yang <leoli@freescale.com>
Cc: Jiang Bo <tanya.jiang@freescale.com>
Cc: Yuan-hsin Chen <yhchen@faraday-tech.com>
Cc: Darius Augulis <augulis.darius@gmail.com>
Cc: Xiaochen Shen <xiaochen.shen@intel.com>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: OKI SEMICONDUCTOR, <toshiharu-linux@dsn.okisemi.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Ben Dooks <ben@simtec.co.uk>
Cc: Thomas Abraham <thomas.ab@samsung.com>
Cc: Herbert Pötzl <herbert@13thfloor.at>
Cc: Arnaud Patard <arnaud.patard@rtp-net.org>
Cc: Roman Weissgaerber <weissg@vienna.at>
Acked-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: Tony Olech <tony.olech@elandigitalsystems.com>
Cc: Florian Floe Echtler <echtler@fs.tum.de>
Cc: Christian Lucht <lucht@codemercs.com>
Cc: Juergen Stuber <starblue@sourceforge.net>
Cc: Georges Toth <g.toth@e-biz.lu>
Cc: Bill Ryder <bryder@sgi.com>
Cc: Kuba Ober <kuba@mareimbrium.org>
Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
goto alloc_fail;
}
- ctrlsize = le16_to_cpu(epctrl->wMaxPacketSize);
- readsize = le16_to_cpu(epread->wMaxPacketSize) *
+ ctrlsize = usb_endpoint_maxp(epctrl);
+ readsize = usb_endpoint_maxp(epread) *
(quirks == SINGLE_RX_URB ? 1 : 2);
acm->combined_interfaces = combined_interfaces;
- acm->writesize = le16_to_cpu(epwrite->wMaxPacketSize) * 20;
+ acm->writesize = usb_endpoint_maxp(epwrite) * 20;
acm->control = control_interface;
acm->data = data_interface;
acm->minor = minor;
if (!ep || !usb_endpoint_is_int_in(ep))
goto err;
- desc->wMaxPacketSize = le16_to_cpu(ep->wMaxPacketSize);
+ desc->wMaxPacketSize = usb_endpoint_maxp(ep);
desc->bMaxPacketSize0 = udev->descriptor.bMaxPacketSize0;
desc->orq = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
for (n = 0; n < current_setting->desc.bNumEndpoints; n++)
if (current_setting->endpoint[n].desc.bEndpointAddress ==
data->bulk_in)
- max_size = le16_to_cpu(current_setting->endpoint[n].
- desc.wMaxPacketSize);
+ max_size = usb_endpoint_maxp(¤t_setting->endpoint[n].desc);
if (max_size == 0) {
dev_err(dev, "Couldn't get wMaxPacketSize\n");
for (n = 0; n < current_setting->desc.bNumEndpoints; n++) {
desc = ¤t_setting->endpoint[n].desc;
if (desc->bEndpointAddress == data->bulk_in)
- max_size = le16_to_cpu(desc->wMaxPacketSize);
+ max_size = usb_endpoint_maxp(desc);
}
if (max_size == 0) {
if (usb_endpoint_xfer_isoc(&ep->desc))
max_tx = (desc->bMaxBurst + 1) * (desc->bmAttributes + 1) *
- le16_to_cpu(ep->desc.wMaxPacketSize);
+ usb_endpoint_maxp(&ep->desc);
else if (usb_endpoint_xfer_int(&ep->desc))
- max_tx = le16_to_cpu(ep->desc.wMaxPacketSize) *
+ max_tx = usb_endpoint_maxp(&ep->desc) *
(desc->bMaxBurst + 1);
else
max_tx = 999999;
cfgno, inum, asnum, d->bEndpointAddress);
endpoint->desc.bmAttributes = USB_ENDPOINT_XFER_INT;
endpoint->desc.bInterval = 1;
- if (le16_to_cpu(endpoint->desc.wMaxPacketSize) > 8)
+ if (usb_endpoint_maxp(&endpoint->desc) > 8)
endpoint->desc.wMaxPacketSize = cpu_to_le16(8);
}
&& usb_endpoint_xfer_bulk(d)) {
unsigned maxp;
- maxp = le16_to_cpu(endpoint->desc.wMaxPacketSize) & 0x07ff;
+ maxp = usb_endpoint_maxp(&endpoint->desc) & 0x07ff;
if (maxp != 512)
dev_warn(ddev, "config %d interface %d altsetting %d "
"bulk endpoint 0x%X has invalid maxpacket %d\n",
dir = usb_endpoint_dir_in(desc) ? 'I' : 'O';
if (speed == USB_SPEED_HIGH) {
- switch (le16_to_cpu(desc->wMaxPacketSize) & (0x03 << 11)) {
+ switch (usb_endpoint_maxp(desc) & (0x03 << 11)) {
case 1 << 11:
bandwidth = 2; break;
case 2 << 11:
start += sprintf(start, format_endpt, desc->bEndpointAddress, dir,
desc->bmAttributes, type,
- (le16_to_cpu(desc->wMaxPacketSize) & 0x07ff) *
+ (usb_endpoint_maxp(desc) & 0x07ff) *
bandwidth,
interval, unit);
return start;
{
struct ep_device *ep = to_ep_device(dev);
return sprintf(buf, "%04x\n",
- le16_to_cpu(ep->desc->wMaxPacketSize) & 0x07ff);
+ usb_endpoint_maxp(ep->desc) & 0x07ff);
}
static DEVICE_ATTR(wMaxPacketSize, S_IRUGO, show_ep_wMaxPacketSize, NULL);
i = 512;
else
i = udev->descriptor.bMaxPacketSize0;
- if (le16_to_cpu(udev->ep0.desc.wMaxPacketSize) != i) {
+ if (usb_endpoint_maxp(&udev->ep0.desc) != i) {
if (udev->speed == USB_SPEED_LOW ||
!(i == 8 || i == 16 || i == 32 || i == 64)) {
dev_err(&udev->dev, "Invalid ep0 maxpacket: %d\n", i);
dev->state < USB_STATE_CONFIGURED)
return -ENODEV;
- max = le16_to_cpu(ep->desc.wMaxPacketSize);
+ max = usb_endpoint_maxp(&ep->desc);
if (max <= 0) {
dev_dbg(&dev->dev,
"bogus endpoint ep%d%s in %s (bad maxpacket %d)\n",
memset(¶ms, 0x00, sizeof(params));
params.param0.depcfg.ep_type = usb_endpoint_type(desc);
- params.param0.depcfg.max_packet_size =
- le16_to_cpu(desc->wMaxPacketSize);
+ params.param0.depcfg.max_packet_size = usb_endpoint_maxp(desc);
params.param1.depcfg.xfer_complete_enable = true;
params.param1.depcfg.xfer_not_ready_enable = true;
writel(tmp, &dev->ep[ep->num].regs->ctl);
/* set max packet size */
- maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ maxpacket = usb_endpoint_maxp(desc);
tmp = readl(&dev->ep[ep->num].regs->bufout_maxpkt);
tmp = AMD_ADDBITS(tmp, maxpacket, UDC_EP_MAX_PKT_SIZE);
ep->ep.maxpacket = maxpacket;
|| !desc || ep->desc
|| _ep->name == ep0name
|| desc->bDescriptorType != USB_DT_ENDPOINT
- || (maxpacket = le16_to_cpu(desc->wMaxPacketSize)) == 0
+ || (maxpacket = usb_endpoint_maxp(desc)) == 0
|| maxpacket > ep->maxpacket) {
DBG("bad ep or descriptor\n");
return -EINVAL;
DBG(DBG_GADGET, "%s: ep_enable: desc=%p\n", ep->ep.name, desc);
- maxpacket = le16_to_cpu(desc->wMaxPacketSize) & 0x7ff;
+ maxpacket = usb_endpoint_maxp(desc) & 0x7ff;
if (((desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK) != ep->index)
|| ep->index == 0
* Bits 11:12 specify number of _additional_
* transactions per microframe.
*/
- nr_trans = ((le16_to_cpu(desc->wMaxPacketSize) >> 11) & 3) + 1;
+ nr_trans = ((usb_endpoint_maxp(desc) >> 11) & 3) + 1;
if (nr_trans > 3)
return -EINVAL;
mEp->num = usb_endpoint_num(desc);
mEp->type = usb_endpoint_type(desc);
- mEp->ep.maxpacket = __constant_le16_to_cpu(desc->wMaxPacketSize);
+ mEp->ep.maxpacket = usb_endpoint_maxp(desc);
dbg_event(_usb_addr(mEp), "ENABLE", 0);
ep_found:
/* commit results */
- _ep->maxpacket = le16_to_cpu(chosen_desc->wMaxPacketSize);
+ _ep->maxpacket = usb_endpoint_maxp(chosen_desc);
_ep->desc = chosen_desc;
_ep->comp_desc = NULL;
_ep->maxburst = 0;
* maximum packet size.
* For SS devices the wMaxPacketSize is limited by 1024.
*/
- max = le16_to_cpu(desc->wMaxPacketSize) & 0x7ff;
+ max = usb_endpoint_maxp(desc) & 0x7ff;
/* drivers must not request bad settings, since lower levels
* (hardware or its drivers) may not check. some endpoints
int tmp;
/* high bandwidth mode */
- tmp = le16_to_cpu(ep->desc->wMaxPacketSize);
+ tmp = usb_endpoint_maxp(ep->desc);
tmp = (tmp >> 11) & 0x03;
tmp *= 8 /* applies to entire frame */;
limit += limit * tmp;
* where it's an output parameter representing the full speed limit.
* the usb spec fixes high speed bulk maxpacket at 512 bytes.
*/
- max = 0x7ff & le16_to_cpu(desc->wMaxPacketSize);
+ max = 0x7ff & usb_endpoint_maxp(desc);
switch (type) {
case USB_ENDPOINT_XFER_INT:
/* INT: limit 64 bytes full speed, 1024 high/super speed */
goto reset;
fsg->bulk_out->driver_data = common;
fsg->bulk_out_enabled = 1;
- common->bulk_out_maxpacket =
- le16_to_cpu(fsg->bulk_out->desc->wMaxPacketSize);
+ common->bulk_out_maxpacket = usb_endpoint_maxp(fsg->bulk_out->desc);
clear_bit(IGNORE_BULK_OUT, &fsg->atomic_bitflags);
/* Allocate the requests */
if ((rc = enable_endpoint(fsg, fsg->bulk_out, d)) != 0)
goto reset;
fsg->bulk_out_enabled = 1;
- fsg->bulk_out_maxpacket = le16_to_cpu(d->wMaxPacketSize);
+ fsg->bulk_out_maxpacket = usb_endpoint_maxp(d);
clear_bit(IGNORE_BULK_OUT, &fsg->atomic_bitflags);
if (transport_is_cbi()) {
int reval = 0;
u16 max = 0;
- max = le16_to_cpu(desc->wMaxPacketSize);
+ max = usb_endpoint_maxp(desc);
/* check the max package size validate for this endpoint */
/* Refer to USB2.0 spec table 9-13,
if (!udc->driver || (udc->gadget.speed == USB_SPEED_UNKNOWN))
return -ESHUTDOWN;
- max = le16_to_cpu(desc->wMaxPacketSize);
+ max = usb_endpoint_maxp(desc);
/* Disable automatic zlp generation. Driver is responsible to indicate
* explicitly through req->req.zero. This is needed to enable multi-td
info.type = desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK;
info.dir_in = (desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK) ? 1 : 0;
- info.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ info.maxpacket = usb_endpoint_maxp(desc);
info.epnum = desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
if ((info.type == USB_ENDPOINT_XFER_INT) ||
return -EINVAL;
}
- if (imx_ep->fifosize < le16_to_cpu(desc->wMaxPacketSize)) {
+ if (imx_ep->fifosize < usb_endpoint_maxp(desc)) {
D_ERR(imx_usb->dev,
"<%s> bad %s maxpacket\n", __func__, usb_ep->name);
return -ERANGE;
if (!dev->driver || dev->gadget.speed == USB_SPEED_UNKNOWN)
return -ESHUTDOWN;
- max = le16_to_cpu(desc->wMaxPacketSize);
+ max = usb_endpoint_maxp(desc);
/*
* disable HW zero length termination select
ep->pipectr = get_pipectr_addr(pipenum);
ep->pipenum = pipenum;
- ep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ ep->ep.maxpacket = usb_endpoint_maxp(desc);
m66592->pipenum2ep[pipenum] = ep;
m66592->epaddr2ep[desc->bEndpointAddress&USB_ENDPOINT_NUMBER_MASK] = ep;
INIT_LIST_HEAD(&ep->queue);
ep->type = info.type;
info.epnum = desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
- info.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ info.maxpacket = usb_endpoint_maxp(desc);
info.interval = desc->bInterval;
if (desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
info.dir_in = 1;
return -ESHUTDOWN;
direction = ep_dir(ep);
- max = le16_to_cpu(desc->wMaxPacketSize);
+ max = usb_endpoint_maxp(desc);
/*
* disable HW zero length termination select
if (!dev->driver || dev->gadget.speed == USB_SPEED_UNKNOWN)
return -ESHUTDOWN;
- max = le16_to_cpu(desc->wMaxPacketSize) & 0x1fff;
+ max = usb_endpoint_maxp(desc) & 0x1fff;
spin_lock_irqsave(&dev->lock, flags);
_ep->maxpacket = max & 0x7fff;
return -EDOM;
/* sanity check ep-e/ep-f since their fifos are small */
- max = le16_to_cpu (desc->wMaxPacketSize) & 0x1fff;
+ max = usb_endpoint_maxp (desc) & 0x1fff;
if (ep->num > 4 && max > 64)
return -ERANGE;
default:
val = "iso"; break;
}; val; }),
- le16_to_cpu (d->wMaxPacketSize) & 0x1fff,
+ usb_endpoint_maxp (d) & 0x1fff,
ep->dma ? "dma" : "pio", ep->fifo_size
);
} else /* ep0 should only have one transfer queued */
if (!_ep || !desc || ep->desc
|| desc->bDescriptorType != USB_DT_ENDPOINT
|| ep->bEndpointAddress != desc->bEndpointAddress
- || ep->maxpacket < le16_to_cpu
- (desc->wMaxPacketSize)) {
+ || ep->maxpacket < usb_endpoint_maxp(desc)) {
DBG("%s, bad ep or descriptor\n", __func__);
return -EINVAL;
}
- maxp = le16_to_cpu (desc->wMaxPacketSize);
+ maxp = usb_endpoint_maxp(desc);
if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK
&& maxp != ep->maxpacket)
- || le16_to_cpu(desc->wMaxPacketSize) > ep->maxpacket
+ || usb_endpoint_maxp(desc) > ep->maxpacket
|| !desc->wMaxPacketSize) {
DBG("%s, bad %s maxpacket\n", __func__, _ep->name);
return -ERANGE;
else
buff_size = UDC_EPOUT_BUFF_SIZE;
pch_udc_ep_set_bufsz(ep, buff_size, ep->in);
- pch_udc_ep_set_maxpkt(ep, le16_to_cpu(desc->wMaxPacketSize));
+ pch_udc_ep_set_maxpkt(ep, usb_endpoint_maxp(desc));
pch_udc_ep_set_nak(ep);
pch_udc_ep_fifo_flush(ep, ep->in);
/* Configure the endpoint */
(cfg->cur_cfg << UDC_CSR_NE_CFG_SHIFT) |
(cfg->cur_intf << UDC_CSR_NE_INTF_SHIFT) |
(cfg->cur_alt << UDC_CSR_NE_ALT_SHIFT) |
- le16_to_cpu(desc->wMaxPacketSize) << UDC_CSR_NE_MAX_PKT_SHIFT;
+ usb_endpoint_maxp(desc) << UDC_CSR_NE_MAX_PKT_SHIFT;
if (ep->in)
pch_udc_write_csr(ep->dev, val, UDC_EPIN_IDX(ep->num));
ep->desc = desc;
ep->halted = 0;
pch_udc_ep_enable(ep, &ep->dev->cfg_data, desc);
- ep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ ep->ep.maxpacket = usb_endpoint_maxp(desc);
pch_udc_enable_ep_interrupts(ep->dev, PCH_UDC_EPINT(ep->in, ep->num));
spin_unlock_irqrestore(&dev->lock, iflags);
return 0;
if (!_ep || !desc || ep->desc || _ep->name == ep0name
|| desc->bDescriptorType != USB_DT_ENDPOINT
|| ep->bEndpointAddress != desc->bEndpointAddress
- || ep->fifo_size < le16_to_cpu
- (desc->wMaxPacketSize)) {
+ || ep->fifo_size < usb_endpoint_maxp (desc)) {
DMSG("%s, bad ep or descriptor\n", __func__);
return -EINVAL;
}
/* hardware _could_ do smaller, but driver doesn't */
if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK
- && le16_to_cpu (desc->wMaxPacketSize)
+ && usb_endpoint_maxp (desc)
!= BULK_FIFO_SIZE)
|| !desc->wMaxPacketSize) {
DMSG("%s, bad %s maxpacket\n", __func__, _ep->name);
ep->desc = desc;
ep->stopped = 0;
ep->pio_irqs = 0;
- ep->ep.maxpacket = le16_to_cpu (desc->wMaxPacketSize);
+ ep->ep.maxpacket = usb_endpoint_maxp (desc);
/* flush fifo (mostly for OUT buffers) */
pxa25x_ep_fifo_flush (_ep);
{
unsigned max;
- max = le16_to_cpu(ep->desc->wMaxPacketSize);
+ max = usb_endpoint_maxp(ep->desc);
do {
unsigned count;
int is_last, is_short;
* we can report per-packet status. that also helps with dma.
*/
if (unlikely (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC
- && req->req.length > le16_to_cpu
- (ep->desc->wMaxPacketSize)))
+ && req->req.length > usb_endpoint_maxp (ep->desc)))
return -EMSGSIZE;
DBG(DBG_NOISY, "%s queue req %p, len %d buf %p\n",
tmp = *dev->ep [i].reg_udccs;
seq_printf(m,
"%s max %d %s udccs %02x irqs %lu\n",
- ep->ep.name, le16_to_cpu(desc->wMaxPacketSize),
+ ep->ep.name, usb_endpoint_maxp(desc),
"pio", tmp, ep->pio_irqs);
/* TODO translate all five groups of udccs bits! */
return -EINVAL;
}
- if (ep->fifo_size < le16_to_cpu(desc->wMaxPacketSize)) {
+ if (ep->fifo_size < usb_endpoint_maxp(desc)) {
ep_err(ep, "bad maxpacket\n");
return -ERANGE;
}
ep->pipectr = get_pipectr_addr(pipenum);
ep->pipenum = pipenum;
- ep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ ep->ep.maxpacket = usb_endpoint_maxp(desc);
r8a66597->pipenum2ep[pipenum] = ep;
r8a66597->epaddr2ep[desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK]
= ep;
ep->type = info.type;
info.epnum = desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
- info.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ info.maxpacket = usb_endpoint_maxp(desc);
info.interval = desc->bInterval;
if (desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
info.dir_in = 1;
return -EINVAL;
}
- mps = le16_to_cpu(desc->wMaxPacketSize);
+ mps = usb_endpoint_maxp(desc);
/* note, we handle this here instead of s3c_hsotg_set_ep_maxpacket */
if (!_ep || !desc || hsep->desc || _ep->name == ep0name
|| desc->bDescriptorType != USB_DT_ENDPOINT
|| hsep->bEndpointAddress != desc->bEndpointAddress
- || ep_maxpacket(hsep) < le16_to_cpu(desc->wMaxPacketSize))
+ || ep_maxpacket(hsep) < usb_endpoint_maxp(desc))
return -EINVAL;
if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK
- && le16_to_cpu(desc->wMaxPacketSize) != ep_maxpacket(hsep))
+ && usb_endpoint_maxp(desc) != ep_maxpacket(hsep))
|| !desc->wMaxPacketSize)
return -ERANGE;
hsep->stopped = hsep->wedge = 0;
hsep->desc = desc;
- hsep->ep.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ hsep->ep.maxpacket = usb_endpoint_maxp(desc);
s3c_hsudc_set_halt(_ep, 0);
__set_bit(ep_index(hsep), hsudc->regs + S3C_EIER);
if (!dev->driver || dev->gadget.speed == USB_SPEED_UNKNOWN)
return -ESHUTDOWN;
- max = le16_to_cpu(desc->wMaxPacketSize) & 0x1fff;
+ max = usb_endpoint_maxp(desc) & 0x1fff;
local_irq_save (flags);
_ep->maxpacket = max & 0x7ff;
ed->type = usb_pipetype(pipe);
info |= (ep->desc.bEndpointAddress & ~USB_DIR_IN) << 7;
- info |= le16_to_cpu(ep->desc.wMaxPacketSize) << 16;
+ info |= usb_endpoint_maxp(&ep->desc) << 16;
if (udev->speed == USB_SPEED_LOW)
info |= ED_LOWSPEED;
/* only control transfers store pids in tds */
ed->load = usb_calc_bus_time (
udev->speed, !is_out,
ed->type == PIPE_ISOCHRONOUS,
- le16_to_cpu(ep->desc.wMaxPacketSize))
+ usb_endpoint_maxp(&ep->desc))
/ 1000;
}
}
info.pipenum = get_empty_pipenum(r8a66597, ep);
info.address = get_urb_to_r8a66597_addr(r8a66597, urb);
info.epnum = usb_endpoint_num(ep);
- info.maxpacket = le16_to_cpu(ep->wMaxPacketSize);
+ info.maxpacket = usb_endpoint_maxp(ep);
info.type = get_r8a66597_type(usb_endpoint_type(ep));
info.bufnum = get_bufnum(info.pipenum);
info.buf_bsize = get_buf_bsize(info.pipenum);
qh->load = usb_calc_bus_time(udev->speed,
usb_endpoint_dir_in(&hep->desc),
qh->type == USB_ENDPOINT_XFER_ISOC,
- le16_to_cpu(hep->desc.wMaxPacketSize))
+ usb_endpoint_maxp(&hep->desc))
/ 1000 + 1;
} else { /* Skeleton QH */
{
struct uhci_td *td;
unsigned long destination, status;
- int maxsze = le16_to_cpu(qh->hep->desc.wMaxPacketSize);
+ int maxsze = usb_endpoint_maxp(&qh->hep->desc);
int len = urb->transfer_buffer_length;
dma_addr_t data = urb->transfer_dma;
__hc32 *plink;
{
struct uhci_td *td;
unsigned long destination, status;
- int maxsze = le16_to_cpu(qh->hep->desc.wMaxPacketSize);
+ int maxsze = usb_endpoint_maxp(&qh->hep->desc);
int len = urb->transfer_buffer_length;
int this_sg_len;
dma_addr_t data;
if (udev->speed == USB_SPEED_SUPER)
return le16_to_cpu(ep->ss_ep_comp.wBytesPerInterval);
- max_packet = GET_MAX_PACKET(le16_to_cpu(ep->desc.wMaxPacketSize));
- max_burst = (le16_to_cpu(ep->desc.wMaxPacketSize) & 0x1800) >> 11;
+ max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
+ max_burst = (usb_endpoint_maxp(&ep->desc) & 0x1800) >> 11;
/* A 0 in max burst means 1 transfer per ESIT */
return max_packet * (max_burst + 1);
}
/* Set the max packet size and max burst */
switch (udev->speed) {
case USB_SPEED_SUPER:
- max_packet = le16_to_cpu(ep->desc.wMaxPacketSize);
+ max_packet = usb_endpoint_maxp(&ep->desc);
ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet));
/* dig out max burst from ep companion desc */
max_packet = ep->ss_ep_comp.bMaxBurst;
*/
if (usb_endpoint_xfer_isoc(&ep->desc) ||
usb_endpoint_xfer_int(&ep->desc)) {
- max_burst = (le16_to_cpu(ep->desc.wMaxPacketSize)
+ max_burst = (usb_endpoint_maxp(&ep->desc)
& 0x1800) >> 11;
ep_ctx->ep_info2 |= cpu_to_le32(MAX_BURST(max_burst));
}
/* Fall through */
case USB_SPEED_FULL:
case USB_SPEED_LOW:
- max_packet = GET_MAX_PACKET(le16_to_cpu(ep->desc.wMaxPacketSize));
+ max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet));
break;
default:
* running_total.
*/
packets_transferred = (running_total + trb_buff_len) /
- le16_to_cpu(urb->ep->desc.wMaxPacketSize);
+ usb_endpoint_maxp(&urb->ep->desc);
return xhci_td_remainder(total_packet_count - packets_transferred);
}
num_trbs = count_sg_trbs_needed(xhci, urb);
num_sgs = urb->num_sgs;
total_packet_count = roundup(urb->transfer_buffer_length,
- le16_to_cpu(urb->ep->desc.wMaxPacketSize));
+ usb_endpoint_maxp(&urb->ep->desc));
trb_buff_len = prepare_transfer(xhci, xhci->devs[slot_id],
ep_index, urb->stream_id,
running_total = 0;
total_packet_count = roundup(urb->transfer_buffer_length,
- le16_to_cpu(urb->ep->desc.wMaxPacketSize));
+ usb_endpoint_maxp(&urb->ep->desc));
/* How much data is in the first TRB? */
addr = (u64) urb->transfer_dma;
trb_buff_len = TRB_MAX_BUFF_SIZE -
td_remain_len = td_len;
/* FIXME: Ignoring zero-length packets, can those happen? */
total_packet_count = roundup(td_len,
- le16_to_cpu(urb->ep->desc.wMaxPacketSize));
+ usb_endpoint_maxp(&urb->ep->desc));
burst_count = xhci_get_burst_count(xhci, urb->dev, urb,
total_packet_count);
residue = xhci_get_last_burst_packet_count(xhci,
out_ctx = xhci->devs[slot_id]->out_ctx;
ep_ctx = xhci_get_ep_ctx(xhci, out_ctx, ep_index);
hw_max_packet_size = MAX_PACKET_DECODED(le32_to_cpu(ep_ctx->ep_info2));
- max_packet_size = le16_to_cpu(urb->dev->ep0.desc.wMaxPacketSize);
+ max_packet_size = usb_endpoint_maxp(&urb->dev->ep0.desc);
if (hw_max_packet_size != max_packet_size) {
xhci_dbg(xhci, "Max Packet Size for ep 0 changed.\n");
xhci_dbg(xhci, "Max packet size in usb_device = %d\n",
if (urb->actual_length > 0 && dev->interrupt_in_buffer[0] != 0x00) {
if (dev->read_buffer_length <
- (4 * le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize)) -
+ (4 * usb_endpoint_maxp(dev->interrupt_in_endpoint)) -
(urb->actual_length)) {
memcpy (dev->read_buffer_primary +
dev->read_buffer_length,
usb_rcvintpipe(dev->udev,
dev->interrupt_in_endpoint->bEndpointAddress),
dev->interrupt_in_buffer,
- le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize),
+ usb_endpoint_maxp(dev->interrupt_in_endpoint),
adu_interrupt_in_callback, dev,
dev->interrupt_in_endpoint->bInterval);
dev->read_urb_finished = 0;
usb_rcvintpipe(dev->udev,
dev->interrupt_in_endpoint->bEndpointAddress),
dev->interrupt_in_buffer,
- le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize),
+ usb_endpoint_maxp(dev->interrupt_in_endpoint),
adu_interrupt_in_callback,
dev,
dev->interrupt_in_endpoint->bInterval);
usb_rcvintpipe(dev->udev,
dev->interrupt_in_endpoint->bEndpointAddress),
dev->interrupt_in_buffer,
- le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize),
+ usb_endpoint_maxp(dev->interrupt_in_endpoint),
adu_interrupt_in_callback,
dev,
dev->interrupt_in_endpoint->bInterval);
dbg(4," %s : sending, count = %Zd", __func__, count);
/* write the data into interrupt_out_buffer from userspace */
- buffer_size = le16_to_cpu(dev->interrupt_out_endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(dev->interrupt_out_endpoint);
bytes_to_write = count > buffer_size ? buffer_size : count;
dbg(4," %s : buffer_size = %Zd, count = %Zd, bytes_to_write = %Zd",
__func__, buffer_size, count, bytes_to_write);
goto error;
}
- in_end_size = le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize);
- out_end_size = le16_to_cpu(dev->interrupt_out_endpoint->wMaxPacketSize);
+ in_end_size = usb_endpoint_maxp(dev->interrupt_in_endpoint);
+ out_end_size = usb_endpoint_maxp(dev->interrupt_out_endpoint);
dev->read_buffer_primary = kmalloc((4 * in_end_size), GFP_KERNEL);
if (!dev->read_buffer_primary) {
endpoint = &iface_desc->endpoint[i].desc;
if (!ftdi->bulk_in_endpointAddr &&
usb_endpoint_is_bulk_in(endpoint)) {
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
ftdi->bulk_in_size = buffer_size;
ftdi->bulk_in_endpointAddr = endpoint->bEndpointAddress;
ftdi->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
endpoint = &iface_desc->endpoint[0].desc;
if (!dev->bulk_in_endpointAddr && usb_endpoint_is_bulk_in(endpoint)) {
/* we found a bulk in endpoint */
- dev->orig_bi_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ dev->orig_bi_size = usb_endpoint_maxp(endpoint);
dev->bulk_in_size = 0x200; /* works _much_ faster */
dev->bulk_in_endpointAddr = endpoint->bEndpointAddress;
dev->bulk_in_buffer =
dev->int_out_endpoint = endpoint;
}
/* we have to check the report_size often, so remember it in the endianess suitable for our machine */
- dev->report_size = le16_to_cpu(dev->int_in_endpoint->wMaxPacketSize);
+ dev->report_size = usb_endpoint_maxp(dev->int_in_endpoint);
if ((dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) &&
(dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW56))
/* IOWarrior56 has wMaxPacketSize different from report size */
if (dev->interrupt_out_endpoint == NULL)
dev_warn(&intf->dev, "Interrupt out endpoint not found (using control endpoint instead)\n");
- dev->interrupt_in_endpoint_size = le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize);
+ dev->interrupt_in_endpoint_size = usb_endpoint_maxp(dev->interrupt_in_endpoint);
dev->ring_buffer = kmalloc(ring_buffer_size*(sizeof(size_t)+dev->interrupt_in_endpoint_size), GFP_KERNEL);
if (!dev->ring_buffer) {
dev_err(&intf->dev, "Couldn't allocate ring_buffer\n");
dev_err(&intf->dev, "Couldn't allocate interrupt_in_urb\n");
goto error;
}
- dev->interrupt_out_endpoint_size = dev->interrupt_out_endpoint ? le16_to_cpu(dev->interrupt_out_endpoint->wMaxPacketSize) :
+ dev->interrupt_out_endpoint_size = dev->interrupt_out_endpoint ? usb_endpoint_maxp(dev->interrupt_out_endpoint) :
udev->descriptor.bMaxPacketSize0;
dev->interrupt_out_buffer = kmalloc(write_buffer_size*dev->interrupt_out_endpoint_size, GFP_KERNEL);
if (!dev->interrupt_out_buffer) {
dev->udev,
usb_rcvintpipe(dev->udev, dev->interrupt_in_endpoint->bEndpointAddress),
dev->interrupt_in_buffer,
- le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize),
+ usb_endpoint_maxp(dev->interrupt_in_endpoint),
tower_interrupt_in_callback,
dev,
dev->interrupt_in_interval);
err("Couldn't allocate read_buffer");
goto error;
}
- dev->interrupt_in_buffer = kmalloc (le16_to_cpu(dev->interrupt_in_endpoint->wMaxPacketSize), GFP_KERNEL);
+ dev->interrupt_in_buffer = kmalloc (usb_endpoint_maxp(dev->interrupt_in_endpoint), GFP_KERNEL);
if (!dev->interrupt_in_buffer) {
err("Couldn't allocate interrupt_in_buffer");
goto error;
if (!dev->bulk_in_endpointAddr &&
usb_endpoint_is_bulk_in(endpoint)) {
/* we found a bulk in endpoint */
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
dev->bulk_in_size = buffer_size;
dev->bulk_in_endpointAddr = endpoint->bEndpointAddress;
dev->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
if (bytes < 0 || !desc)
return NULL;
- maxp = 0x7ff & le16_to_cpu(desc->wMaxPacketSize);
- maxp *= 1 + (0x3 & (le16_to_cpu(desc->wMaxPacketSize) >> 11));
+ maxp = 0x7ff & usb_endpoint_maxp(desc);
+ maxp *= 1 + (0x3 & (usb_endpoint_maxp(desc) >> 11));
packets = DIV_ROUND_UP(bytes, maxp);
urb = usb_alloc_urb(packets, GFP_KERNEL);
"... iso period %d %sframes, wMaxPacket %04x\n",
1 << (desc->bInterval - 1),
(udev->speed == USB_SPEED_HIGH) ? "micro" : "",
- le16_to_cpu(desc->wMaxPacketSize));
+ usb_endpoint_maxp(desc));
for (i = 0; i < param->sglen; i++) {
urbs[i] = iso_alloc_urb(udev, pipe, desc,
goto fail;
/* REVISIT this rules out high bandwidth periodic transfers */
- tmp = le16_to_cpu(desc->wMaxPacketSize);
+ tmp = usb_endpoint_maxp(desc);
if (tmp & ~0x07ff) {
int ok;
INIT_LIST_HEAD(&qh->ring);
qh->is_ready = 1;
- qh->maxpacket = le16_to_cpu(epd->wMaxPacketSize);
+ qh->maxpacket = usb_endpoint_maxp(epd);
qh->type = usb_endpoint_type(epd);
/* Bits 11 & 12 of wMaxPacketSize encode high bandwidth multiplier.
}
/* set max packet size based on descriptor */
- priv->max_packet_size = le16_to_cpu(ep_desc->wMaxPacketSize);
+ priv->max_packet_size = usb_endpoint_maxp(ep_desc);
dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
}
endpoint = &serial->interface->altsetting[0].
endpoint[i].desc;
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
if (!interrupt_in_found &&
(usb_endpoint_is_int_in(endpoint))) {
/* we found a interrupt in endpoint */
usb_rcvbulkpipe(dev,
endpoint->bEndpointAddress),
edge_serial->bulk_in_buffer,
- le16_to_cpu(endpoint->wMaxPacketSize),
+ usb_endpoint_maxp(endpoint),
edge_bulk_in_callback,
edge_serial);
bulk_in_found = true;
goto error;
}
- priv->buffer_size = le16_to_cpu(endpoint->wMaxPacketSize) * 2;
+ priv->buffer_size = usb_endpoint_maxp(endpoint) * 2;
priv->bulk_in_buffer = kmalloc(priv->buffer_size, GFP_KERNEL);
if (!priv->bulk_in_buffer) {
dev_err(&priv->udev->dev, "out of memory\n");
goto error;
}
- priv->buffer_size = le16_to_cpu(endpoint->wMaxPacketSize) * 2;
+ priv->buffer_size = usb_endpoint_maxp(endpoint) * 2;
priv->int_buffer = kmalloc(priv->buffer_size, GFP_KERNEL);
if (!priv->int_buffer) {
dev_err(&priv->udev->dev, "out of memory\n");
goto probe_error;
}
buffer_size = max_t(int, serial->type->bulk_in_size,
- le16_to_cpu(endpoint->wMaxPacketSize));
+ usb_endpoint_maxp(endpoint));
port->bulk_in_size = buffer_size;
port->bulk_in_endpointAddress = endpoint->bEndpointAddress;
port->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
goto probe_error;
buffer_size = serial->type->bulk_out_size;
if (!buffer_size)
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
port->bulk_out_size = buffer_size;
port->bulk_out_endpointAddress = endpoint->bEndpointAddress;
port->bulk_out_buffer = kmalloc(buffer_size, GFP_KERNEL);
"No free urbs available\n");
goto probe_error;
}
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
port->interrupt_in_endpointAddress =
endpoint->bEndpointAddress;
port->interrupt_in_buffer = kmalloc(buffer_size,
"No free urbs available\n");
goto probe_error;
}
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
port->interrupt_out_size = buffer_size;
port->interrupt_out_endpointAddress =
endpoint->bEndpointAddress;
if (!dev->bulk_in_endpointAddr &&
usb_endpoint_is_bulk_in(endpoint)) {
/* we found a bulk in endpoint */
- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ buffer_size = usb_endpoint_maxp(endpoint);
dev->bulk_in_size = buffer_size;
dev->bulk_in_endpointAddr = endpoint->bEndpointAddress;
dev->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
/* Fill up Data Transfer EP pointers */
wa->dti_epd = &iface->cur_altsetting->endpoint[1].desc;
wa->dto_epd = &iface->cur_altsetting->endpoint[2].desc;
- wa->xfer_result_size = le16_to_cpu(wa->dti_epd->wMaxPacketSize);
+ wa->xfer_result_size = usb_endpoint_maxp(wa->dti_epd);
wa->xfer_result = kmalloc(wa->xfer_result_size, GFP_KERNEL);
if (wa->xfer_result == NULL)
goto error_xfer_result_alloc;
return 0;
/* NOTE: only 0x07ff bits are for packet size... */
- return le16_to_cpu(ep->desc.wMaxPacketSize);
+ return usb_endpoint_maxp(&ep->desc);
}
/* ----------------------------------------------------------------------- */
projects / ~andy / linux / commitdiff