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USB: use usb_endpoint_maxp() instead of le16_to_cpu()

Browse Source 
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>
This commit is contained in:
Kuninori Morimoto 2011-08-23 03:12:03 -07:00 committed by Greg Kroah-Hartman
parent 46a57283e8
commit 29cc88979a
59 changed files with 106 additions and 112 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/usb/class/cdc-acm.c
View File

@ -1058,11 +1058,11 @@ made_compressed_probe:
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;

2
drivers/usb/class/cdc-wdm.c
View File

@ -682,7 +682,7 @@ next_desc:
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);

5
drivers/usb/class/usbtmc.c
View File

@ -186,8 +186,7 @@ static int usbtmc_ioctl_abort_bulk_in(struct usbtmc_device_data *data)
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(&current_setting->endpoint[n].desc);
if (max_size == 0) {
dev_err(dev, "Couldn't get wMaxPacketSize\n");
@ -636,7 +635,7 @@ static int usbtmc_ioctl_clear(struct usbtmc_device_data *data)
for (n = 0; n < current_setting->desc.bNumEndpoints; n++) {
desc = &current_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) {

8
drivers/usb/core/config.c
View File

@ -124,9 +124,9 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno,
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;
@ -241,7 +241,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
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);
}
@ -254,7 +254,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
&& 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",

4
drivers/usb/core/devices.c
View File

@ -190,7 +190,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
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:
@ -240,7 +240,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
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;

2
drivers/usb/core/endpoint.c
View File

@ -56,7 +56,7 @@ static ssize_t show_ep_wMaxPacketSize(struct device *dev,
{
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);

2
drivers/usb/core/hub.c
View File

@ -3018,7 +3018,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
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);

2
drivers/usb/core/urb.c
View File

@ -350,7 +350,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
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",

3
drivers/usb/dwc3/gadget.c
View File

@ -254,8 +254,7 @@ static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep,
memset(&params, 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;

2
drivers/usb/gadget/amd5536udc.c
View File

@ -354,7 +354,7 @@ udc_ep_enable(struct usb_ep *usbep, const struct usb_endpoint_descriptor *desc)
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;

2
drivers/usb/gadget/at91_udc.c
View File

@ -487,7 +487,7 @@ static int at91_ep_enable(struct usb_ep *_ep,
|| !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;

4
drivers/usb/gadget/atmel_usba_udc.c
View File

@ -527,7 +527,7 @@ usba_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
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
@ -571,7 +571,7 @@ usba_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
* 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;

2
drivers/usb/gadget/ci13xxx_udc.c
View File

@ -2101,7 +2101,7 @@ static int ep_enable(struct usb_ep *ep,
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);

2
drivers/usb/gadget/composite.c
View File

@ -164,7 +164,7 @@ int config_ep_by_speed(struct usb_gadget *g,
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;

4
drivers/usb/gadget/dummy_hcd.c
View File

@ -439,7 +439,7 @@ dummy_enable (struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
* 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
@ -1277,7 +1277,7 @@ static int periodic_bytes (struct dummy *dum, struct dummy_ep *ep)
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;

2
drivers/usb/gadget/epautoconf.c
View File

@ -158,7 +158,7 @@ ep_matches (
* 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 */

3
drivers/usb/gadget/f_mass_storage.c
View File

@ -2401,8 +2401,7 @@ reset:
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 */

2
drivers/usb/gadget/file_storage.c
View File

@ -2801,7 +2801,7 @@ reset:
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()) {

2
drivers/usb/gadget/fsl_qe_udc.c
View File

@ -540,7 +540,7 @@ static int qe_ep_init(struct qe_udc *udc,
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,

2
drivers/usb/gadget/fsl_udc_core.c
View File

@ -559,7 +559,7 @@ static int fsl_ep_enable(struct usb_ep *_ep,
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

2
drivers/usb/gadget/fusb300_udc.c
View File

@ -220,7 +220,7 @@ static int config_ep(struct fusb300_ep *ep,
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) ||

2
drivers/usb/gadget/imx_udc.c
View File

@ -689,7 +689,7 @@ static int imx_ep_enable(struct usb_ep *usb_ep,
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;

2
drivers/usb/gadget/langwell_udc.c
View File

@ -283,7 +283,7 @@ static int langwell_ep_enable(struct usb_ep *_ep,
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

4
drivers/usb/gadget/m66592-udc.c
View File

@ -370,7 +370,7 @@ static void m66592_ep_setting(struct m66592 *m66592, struct m66592_ep *ep,
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);
@ -447,7 +447,7 @@ static int alloc_pipe_config(struct m66592_ep *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;

2
drivers/usb/gadget/mv_udc_core.c
View File

@ -493,7 +493,7 @@ static int mv_ep_enable(struct usb_ep *_ep,
return -ESHUTDOWN;
direction = ep_dir(ep);
max = le16_to_cpu(desc->wMaxPacketSize);
max = usb_endpoint_maxp(desc);
/*
* disable HW zero length termination select

2
drivers/usb/gadget/net2272.c
View File

@ -204,7 +204,7 @@ net2272_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
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;

4
drivers/usb/gadget/net2280.c
View File

@ -169,7 +169,7 @@ net2280_enable (struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
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;
@ -1640,7 +1640,7 @@ show_queues (struct device *_dev, struct device_attribute *attr, char *buf)
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 */

7
drivers/usb/gadget/omap_udc.c
View File

@ -166,15 +166,14 @@ static int omap_ep_enable(struct usb_ep *_ep,
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;

6
drivers/usb/gadget/pch_udc.c
View File

@ -947,7 +947,7 @@ static void pch_udc_ep_enable(struct pch_udc_ep *ep,
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 */
@ -957,7 +957,7 @@ static void pch_udc_ep_enable(struct pch_udc_ep *ep,
(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));
@ -1466,7 +1466,7 @@ static int pch_udc_pcd_ep_enable(struct usb_ep *usbep,
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;

14
drivers/usb/gadget/pxa25x_udc.c
View File

@ -232,8 +232,7 @@ static int pxa25x_ep_enable (struct usb_ep *_ep,
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;
}
@ -248,7 +247,7 @@ static int pxa25x_ep_enable (struct usb_ep *_ep,
/* 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);
@ -264,7 +263,7 @@ static int pxa25x_ep_enable (struct usb_ep *_ep,
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);
@ -401,7 +400,7 @@ write_fifo (struct pxa25x_ep *ep, struct pxa25x_request *req)
{
unsigned max;
max = le16_to_cpu(ep->desc->wMaxPacketSize);
max = usb_endpoint_maxp(ep->desc);
do {
unsigned count;
int is_last, is_short;
@ -671,8 +670,7 @@ pxa25x_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
* 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",
@ -1105,7 +1103,7 @@ udc_seq_show(struct seq_file *m, void *_d)
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! */

2
drivers/usb/gadget/pxa27x_udc.c
View File

@ -1439,7 +1439,7 @@ static int pxa_ep_enable(struct usb_ep *_ep,
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;
}

4
drivers/usb/gadget/r8a66597-udc.c
View File

@ -341,7 +341,7 @@ static void r8a66597_ep_setting(struct r8a66597 *r8a66597,
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;
@ -420,7 +420,7 @@ static int alloc_pipe_config(struct r8a66597_ep *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;

2
drivers/usb/gadget/s3c-hsotg.c
View File

@ -2297,7 +2297,7 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep,
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 */

6
drivers/usb/gadget/s3c-hsudc.c
View File

@ -761,11 +761,11 @@ static int s3c_hsudc_ep_enable(struct usb_ep *_ep,
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;
@ -781,7 +781,7 @@ static int s3c_hsudc_ep_enable(struct usb_ep *_ep,
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);

2
drivers/usb/gadget/s3c2410_udc.c
View File

@ -1082,7 +1082,7 @@ static int s3c2410_udc_ep_enable(struct usb_ep *_ep,
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;

4
drivers/usb/host/ohci-q.c
View File

@ -428,7 +428,7 @@ static struct ed *ed_get (
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 */
@ -444,7 +444,7 @@ static struct ed *ed_get (
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;
}
}

2
drivers/usb/host/r8a66597-hcd.c
View File

@ -959,7 +959,7 @@ static void init_pipe_info(struct r8a66597 *r8a66597, struct urb *urb,
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);

6
drivers/usb/host/uhci-q.c
View File

@ -280,7 +280,7 @@ static struct uhci_qh *uhci_alloc_qh(struct uhci_hcd *uhci,
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 */
@ -792,7 +792,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
{
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;
@ -918,7 +918,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb,
{
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;

10
drivers/usb/host/xhci-mem.c
View File

@ -1141,8 +1141,8 @@ static u32 xhci_get_max_esit_payload(struct xhci_hcd *xhci,
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);
}
@ -1211,7 +1211,7 @@ int xhci_endpoint_init(struct xhci_hcd *xhci,
/* 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;
@ -1223,14 +1223,14 @@ int xhci_endpoint_init(struct xhci_hcd *xhci,
*/
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:

8
drivers/usb/host/xhci-ring.c
View File

@ -2676,7 +2676,7 @@ static u32 xhci_v1_0_td_remainder(int running_total, int trb_buff_len,
* 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);
}
@ -2706,7 +2706,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
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,
@ -2913,7 +2913,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
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 -
@ -3239,7 +3239,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
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,

2
drivers/usb/host/xhci.c
View File

@ -987,7 +987,7 @@ static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id,
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",

14
drivers/usb/misc/adutux.c
View File

@ -213,7 +213,7 @@ static void adu_interrupt_in_callback(struct urb *urb)
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,
@ -315,7 +315,7 @@ static int adu_open(struct inode *inode, struct file *file)
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;
@ -483,7 +483,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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);
@ -536,7 +536,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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);
@ -622,7 +622,7 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
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);
@ -752,8 +752,8 @@ static int adu_probe(struct usb_interface *interface,
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) {

2
drivers/usb/misc/ftdi-elan.c
View File

@ -2777,7 +2777,7 @@ static int ftdi_elan_probe(struct usb_interface *interface,
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);

2
drivers/usb/misc/idmouse.c
View File

@ -359,7 +359,7 @@ static int idmouse_probe(struct usb_interface *interface,
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 =

2
drivers/usb/misc/iowarrior.c
View File

@ -803,7 +803,7 @@ static int iowarrior_probe(struct usb_interface *interface,
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 */

4
drivers/usb/misc/ldusb.c
View File

@ -721,7 +721,7 @@ static int ld_usb_probe(struct usb_interface *intf, const struct usb_device_id *
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");
@ -737,7 +737,7 @@ static int ld_usb_probe(struct usb_interface *intf, const struct usb_device_id *
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) {

4
drivers/usb/misc/legousbtower.c
View File

@ -409,7 +409,7 @@ static int tower_open (struct inode *inode, struct file *file)
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);
@ -928,7 +928,7 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
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;

2
drivers/usb/misc/usblcd.c
View File

@ -347,7 +347,7 @@ static int lcd_probe(struct usb_interface *interface,
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);

6
drivers/usb/misc/usbtest.c
View File

@ -1585,8 +1585,8 @@ static struct urb *iso_alloc_urb(
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);
@ -1656,7 +1656,7 @@ test_iso_queue(struct usbtest_dev *dev, struct usbtest_param *param,
"... 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,

2
drivers/usb/musb/musb_gadget.c
View File

@ -1020,7 +1020,7 @@ static int musb_gadget_enable(struct usb_ep *ep,
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;

2
drivers/usb/musb/musb_host.c
View File

@ -1932,7 +1932,7 @@ static int musb_urb_enqueue(
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.

2
drivers/usb/serial/ftdi_sio.c
View File

@ -1480,7 +1480,7 @@ static void ftdi_set_max_packet_size(struct usb_serial_port *port)
}
/* 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);
}

4
drivers/usb/serial/io_edgeport.c
View File

@ -3042,7 +3042,7 @@ static int edge_startup(struct usb_serial *serial)
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 */
@ -3107,7 +3107,7 @@ static int edge_startup(struct usb_serial *serial)
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;

2
drivers/usb/serial/opticon.c
View File

@ -523,7 +523,7 @@ static int opticon_startup(struct usb_serial *serial)
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");

2
drivers/usb/serial/symbolserial.c
View File

@ -226,7 +226,7 @@ static int symbol_startup(struct usb_serial *serial)
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");

8
drivers/usb/serial/usb-serial.c
View File

@ -912,7 +912,7 @@ int usb_serial_probe(struct usb_interface *interface,
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);
@ -942,7 +942,7 @@ int usb_serial_probe(struct usb_interface *interface,
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);
@ -990,7 +990,7 @@ int usb_serial_probe(struct usb_interface *interface,
"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,
@ -1021,7 +1021,7 @@ int usb_serial_probe(struct usb_interface *interface,
"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;

2
drivers/usb/usb-skeleton.c
View File

@ -555,7 +555,7 @@ static int skel_probe(struct usb_interface *interface,
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);

2
drivers/usb/wusbcore/wa-hc.c
View File

@ -43,7 +43,7 @@ int wa_create(struct wahc *wa, struct usb_interface *iface)
/* 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;

2
include/linux/usb.h
View File

@ -1574,7 +1574,7 @@ usb_maxpacket(struct usb_device *udev, int pipe, int is_out)
return 0;
/* NOTE: only 0x07ff bits are for packet size... */
return le16_to_cpu(ep->desc.wMaxPacketSize);
return usb_endpoint_maxp(&ep->desc);
}
/* ----------------------------------------------------------------------- */