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-rw-r--r--drivers/usb/class/cdc-acm.c7
-rw-r--r--drivers/usb/class/cdc-wdm.c2
-rw-r--r--drivers/usb/core/devio.c2
-rw-r--r--drivers/usb/gadget/pxa25x_udc.c76
-rw-r--r--drivers/usb/host/ehci-q.c12
-rw-r--r--drivers/usb/host/ohci-tmio.c8
-rw-r--r--drivers/usb/misc/uss720.c7
-rw-r--r--drivers/usb/musb/blackfin.c6
-rw-r--r--drivers/usb/musb/musb_gadget.c8
-rw-r--r--drivers/usb/serial/usb_wwan.c3
10 files changed, 30 insertions, 101 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index f492a7f..e057e53 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -297,6 +297,8 @@ static void acm_ctrl_irq(struct urb *urb)
if (!ACM_READY(acm))
goto exit;
+ usb_mark_last_busy(acm->dev);
+
data = (unsigned char *)(dr + 1);
switch (dr->bNotificationType) {
case USB_CDC_NOTIFY_NETWORK_CONNECTION:
@@ -336,7 +338,6 @@ static void acm_ctrl_irq(struct urb *urb)
break;
}
exit:
- usb_mark_last_busy(acm->dev);
retval = usb_submit_urb(urb, GFP_ATOMIC);
if (retval)
dev_err(&urb->dev->dev, "%s - usb_submit_urb failed with "
@@ -533,6 +534,8 @@ static void acm_softint(struct work_struct *work)
if (!ACM_READY(acm))
return;
tty = tty_port_tty_get(&acm->port);
+ if (!tty)
+ return;
tty_wakeup(tty);
tty_kref_put(tty);
}
@@ -646,8 +649,10 @@ static void acm_port_down(struct acm *acm)
usb_kill_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
usb_kill_urb(acm->wb[i].urb);
+ tasklet_disable(&acm->urb_task);
for (i = 0; i < nr; i++)
usb_kill_urb(acm->ru[i].urb);
+ tasklet_enable(&acm->urb_task);
acm->control->needs_remote_wakeup = 0;
usb_autopm_put_interface(acm->control);
}
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 47085e5..a97c018 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -281,7 +281,7 @@ static void cleanup(struct wdm_device *desc)
desc->sbuf,
desc->validity->transfer_dma);
usb_free_coherent(interface_to_usbdev(desc->intf),
- desc->wMaxCommand,
+ desc->bMaxPacketSize0,
desc->inbuf,
desc->response->transfer_dma);
kfree(desc->orq);
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index a7131ad..37518df 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -802,7 +802,7 @@ static int proc_control(struct dev_state *ps, void __user *arg)
tbuf, ctrl.wLength, tmo);
usb_lock_device(dev);
snoop_urb(dev, NULL, pipe, max(i, 0), min(i, 0), COMPLETE,
- tbuf, i);
+ tbuf, max(i, 0));
if ((i > 0) && ctrl.wLength) {
if (copy_to_user(ctrl.data, tbuf, i)) {
free_page((unsigned long)tbuf);
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index b37f92c..444b60a 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -139,24 +139,6 @@ static const char ep0name [] = "ep0";
static void pxa25x_ep_fifo_flush (struct usb_ep *ep);
static void nuke (struct pxa25x_ep *, int status);
-/* one GPIO should be used to detect VBUS from the host */
-static int is_vbus_present(void)
-{
- struct pxa2xx_udc_mach_info *mach = the_controller->mach;
-
- if (gpio_is_valid(mach->gpio_vbus)) {
- int value = gpio_get_value(mach->gpio_vbus);
-
- if (mach->gpio_vbus_inverted)
- return !value;
- else
- return !!value;
- }
- if (mach->udc_is_connected)
- return mach->udc_is_connected();
- return 1;
-}
-
/* one GPIO should control a D+ pullup, so host sees this device (or not) */
static void pullup_off(void)
{
@@ -1055,7 +1037,7 @@ udc_seq_show(struct seq_file *m, void *_d)
"%s version: %s\nGadget driver: %s\nHost %s\n\n",
driver_name, DRIVER_VERSION SIZE_STR "(pio)",
dev->driver ? dev->driver->driver.name : "(none)",
- is_vbus_present() ? "full speed" : "disconnected");
+ dev->gadget.speed == USB_SPEED_FULL ? "full speed" : "disconnected");
/* registers for device and ep0 */
seq_printf(m,
@@ -1094,7 +1076,7 @@ udc_seq_show(struct seq_file *m, void *_d)
(tmp & UDCCFR_ACM) ? " acm" : "");
}
- if (!is_vbus_present() || !dev->driver)
+ if (dev->gadget.speed != USB_SPEED_FULL || !dev->driver)
goto done;
seq_printf(m, "ep0 IN %lu/%lu, OUT %lu/%lu\nirqs %lu\n\n",
@@ -1435,14 +1417,6 @@ lubbock_vbus_irq(int irq, void *_dev)
#endif
-static irqreturn_t udc_vbus_irq(int irq, void *_dev)
-{
- struct pxa25x_udc *dev = _dev;
-
- pxa25x_udc_vbus_session(&dev->gadget, is_vbus_present());
- return IRQ_HANDLED;
-}
-
/*-------------------------------------------------------------------------*/
@@ -1766,12 +1740,9 @@ pxa25x_udc_irq(int irq, void *_dev)
if (unlikely(udccr & UDCCR_SUSIR)) {
udc_ack_int_UDCCR(UDCCR_SUSIR);
handled = 1;
- DBG(DBG_VERBOSE, "USB suspend%s\n", is_vbus_present()
- ? "" : "+disconnect");
+ DBG(DBG_VERBOSE, "USB suspend\n");
- if (!is_vbus_present())
- stop_activity(dev, dev->driver);
- else if (dev->gadget.speed != USB_SPEED_UNKNOWN
+ if (dev->gadget.speed != USB_SPEED_UNKNOWN
&& dev->driver
&& dev->driver->suspend)
dev->driver->suspend(&dev->gadget);
@@ -1786,8 +1757,7 @@ pxa25x_udc_irq(int irq, void *_dev)
if (dev->gadget.speed != USB_SPEED_UNKNOWN
&& dev->driver
- && dev->driver->resume
- && is_vbus_present())
+ && dev->driver->resume)
dev->driver->resume(&dev->gadget);
}
@@ -2137,7 +2107,7 @@ static struct pxa25x_udc memory = {
static int __init pxa25x_udc_probe(struct platform_device *pdev)
{
struct pxa25x_udc *dev = &memory;
- int retval, vbus_irq, irq;
+ int retval, irq;
u32 chiprev;
/* insist on Intel/ARM/XScale */
@@ -2199,19 +2169,6 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
dev->transceiver = otg_get_transceiver();
- if (gpio_is_valid(dev->mach->gpio_vbus)) {
- if ((retval = gpio_request(dev->mach->gpio_vbus,
- "pxa25x_udc GPIO VBUS"))) {
- dev_dbg(&pdev->dev,
- "can't get vbus gpio %d, err: %d\n",
- dev->mach->gpio_vbus, retval);
- goto err_gpio_vbus;
- }
- gpio_direction_input(dev->mach->gpio_vbus);
- vbus_irq = gpio_to_irq(dev->mach->gpio_vbus);
- } else
- vbus_irq = 0;
-
if (gpio_is_valid(dev->mach->gpio_pullup)) {
if ((retval = gpio_request(dev->mach->gpio_pullup,
"pca25x_udc GPIO PULLUP"))) {
@@ -2237,7 +2194,7 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
udc_disable(dev);
udc_reinit(dev);
- dev->vbus = !!is_vbus_present();
+ dev->vbus = 0;
/* irq setup after old hardware state is cleaned up */
retval = request_irq(irq, pxa25x_udc_irq,
@@ -2273,22 +2230,10 @@ lubbock_fail0:
}
} else
#endif
- if (vbus_irq) {
- retval = request_irq(vbus_irq, udc_vbus_irq,
- IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
- IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
- driver_name, dev);
- if (retval != 0) {
- pr_err("%s: can't get irq %i, err %d\n",
- driver_name, vbus_irq, retval);
- goto err_vbus_irq;
- }
- }
create_debug_files(dev);
return 0;
- err_vbus_irq:
#ifdef CONFIG_ARCH_LUBBOCK
free_irq(LUBBOCK_USB_DISC_IRQ, dev);
err_irq_lub:
@@ -2298,9 +2243,6 @@ lubbock_fail0:
if (gpio_is_valid(dev->mach->gpio_pullup))
gpio_free(dev->mach->gpio_pullup);
err_gpio_pullup:
- if (gpio_is_valid(dev->mach->gpio_vbus))
- gpio_free(dev->mach->gpio_vbus);
- err_gpio_vbus:
if (dev->transceiver) {
otg_put_transceiver(dev->transceiver);
dev->transceiver = NULL;
@@ -2337,10 +2279,6 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev)
free_irq(LUBBOCK_USB_IRQ, dev);
}
#endif
- if (gpio_is_valid(dev->mach->gpio_vbus)) {
- free_irq(gpio_to_irq(dev->mach->gpio_vbus), dev);
- gpio_free(dev->mach->gpio_vbus);
- }
if (gpio_is_valid(dev->mach->gpio_pullup))
gpio_free(dev->mach->gpio_pullup);
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index fe99895..98ded66 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -315,7 +315,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
int stopped;
unsigned count = 0;
u8 state;
- const __le32 halt = HALT_BIT(ehci);
struct ehci_qh_hw *hw = qh->hw;
if (unlikely (list_empty (&qh->qtd_list)))
@@ -422,7 +421,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
&& !(qtd->hw_alt_next
& EHCI_LIST_END(ehci))) {
stopped = 1;
- goto halt;
}
/* stop scanning when we reach qtds the hc is using */
@@ -456,16 +454,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
*/
ehci_clear_tt_buffer(ehci, qh, urb, token);
}
-
- /* force halt for unlinked or blocked qh, so we'll
- * patch the qh later and so that completions can't
- * activate it while we "know" it's stopped.
- */
- if ((halt & hw->hw_token) == 0) {
-halt:
- hw->hw_token |= halt;
- wmb ();
- }
}
/* unless we already know the urb's status, collect qtd status
diff --git a/drivers/usb/host/ohci-tmio.c b/drivers/usb/host/ohci-tmio.c
index 8dabe8e..3558491 100644
--- a/drivers/usb/host/ohci-tmio.c
+++ b/drivers/usb/host/ohci-tmio.c
@@ -185,7 +185,7 @@ static struct platform_driver ohci_hcd_tmio_driver;
static int __devinit ohci_hcd_tmio_drv_probe(struct platform_device *dev)
{
- struct mfd_cell *cell = dev->dev.platform_data;
+ const struct mfd_cell *cell = mfd_get_cell(dev);
struct resource *regs = platform_get_resource(dev, IORESOURCE_MEM, 0);
struct resource *config = platform_get_resource(dev, IORESOURCE_MEM, 1);
struct resource *sram = platform_get_resource(dev, IORESOURCE_MEM, 2);
@@ -274,7 +274,7 @@ static int __devexit ohci_hcd_tmio_drv_remove(struct platform_device *dev)
{
struct usb_hcd *hcd = platform_get_drvdata(dev);
struct tmio_hcd *tmio = hcd_to_tmio(hcd);
- struct mfd_cell *cell = dev->dev.platform_data;
+ const struct mfd_cell *cell = mfd_get_cell(dev);
usb_remove_hcd(hcd);
tmio_stop_hc(dev);
@@ -293,7 +293,7 @@ static int __devexit ohci_hcd_tmio_drv_remove(struct platform_device *dev)
#ifdef CONFIG_PM
static int ohci_hcd_tmio_drv_suspend(struct platform_device *dev, pm_message_t state)
{
- struct mfd_cell *cell = dev->dev.platform_data;
+ const struct mfd_cell *cell = mfd_get_cell(dev);
struct usb_hcd *hcd = platform_get_drvdata(dev);
struct ohci_hcd *ohci = hcd_to_ohci(hcd);
struct tmio_hcd *tmio = hcd_to_tmio(hcd);
@@ -326,7 +326,7 @@ static int ohci_hcd_tmio_drv_suspend(struct platform_device *dev, pm_message_t s
static int ohci_hcd_tmio_drv_resume(struct platform_device *dev)
{
- struct mfd_cell *cell = dev->dev.platform_data;
+ const struct mfd_cell *cell = mfd_get_cell(dev);
struct usb_hcd *hcd = platform_get_drvdata(dev);
struct ohci_hcd *ohci = hcd_to_ohci(hcd);
struct tmio_hcd *tmio = hcd_to_tmio(hcd);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index f7a2057..8b1d94a 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -177,12 +177,11 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p
spin_lock_irqsave(&priv->asynclock, flags);
list_add_tail(&rq->asynclist, &priv->asynclist);
spin_unlock_irqrestore(&priv->asynclock, flags);
+ kref_get(&rq->ref_count);
ret = usb_submit_urb(rq->urb, mem_flags);
- if (!ret) {
- kref_get(&rq->ref_count);
+ if (!ret)
return rq;
- }
- kref_put(&rq->ref_count, destroy_async);
+ destroy_async(&rq->ref_count);
err("submit_async_request submit_urb failed with %d", ret);
return NULL;
}
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 9d49d1c..52312e8 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -322,7 +322,7 @@ static void bfin_musb_try_idle(struct musb *musb, unsigned long timeout)
mod_timer(&musb_conn_timer, jiffies + TIMER_DELAY);
}
-static int bfin_musb_get_vbus_status(struct musb *musb)
+static int bfin_musb_vbus_status(struct musb *musb)
{
return 0;
}
@@ -540,7 +540,7 @@ static struct dev_pm_ops bfin_pm_ops = {
.resume = bfin_resume,
};
-#define DEV_PM_OPS &bfin_pm_op,
+#define DEV_PM_OPS &bfin_pm_ops
#else
#define DEV_PM_OPS NULL
#endif
@@ -548,7 +548,7 @@ static struct dev_pm_ops bfin_pm_ops = {
static struct platform_driver bfin_driver = {
.remove = __exit_p(bfin_remove),
.driver = {
- .name = "musb-bfin",
+ .name = "musb-blackfin",
.pm = DEV_PM_OPS,
},
};
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 5c7b321..98519c5 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1880,12 +1880,12 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
if (retval < 0) {
DBG(1, "add_hcd failed, %d\n", retval);
goto err2;
-
- if ((musb->xceiv->last_event == USB_EVENT_ID)
- && musb->xceiv->set_vbus)
- otg_set_vbus(musb->xceiv, 1);
}
+ if ((musb->xceiv->last_event == USB_EVENT_ID)
+ && musb->xceiv->set_vbus)
+ otg_set_vbus(musb->xceiv, 1);
+
hcd->self.uses_pio_for_control = 1;
if (musb->xceiv->last_event == USB_EVENT_NONE)
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index a65ddd5..e4fad5e 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -698,8 +698,7 @@ static void play_delayed(struct usb_serial_port *port)
/* we have to throw away the rest */
do {
unbusy_queued_urb(urb, portdata);
- //extremely dirty
- atomic_dec(&port->serial->interface->dev.power.usage_count);
+ usb_autopm_put_interface_no_suspend(port->serial->interface);
} while ((urb = usb_get_from_anchor(&portdata->delayed)));
break;
}
generated by cgit v1.1 at 2025-08-18 02:47:23 +0000