forked from Minki/linux
USB: fix codingstyle issues in drivers/usb/core/hcd-pci.c
Fixes a number of coding style issues in the hcd-pci.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
parent
04e482ffd8
commit
34bbe4c16c
@ -1,6 +1,6 @@
|
||||
/*
|
||||
* (C) Copyright David Brownell 2000-2002
|
||||
*
|
||||
*
|
||||
* 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
|
||||
@ -55,7 +55,7 @@
|
||||
*
|
||||
* Store this function in the HCD's struct pci_driver as probe().
|
||||
*/
|
||||
int usb_hcd_pci_probe (struct pci_dev *dev, const struct pci_device_id *id)
|
||||
int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
|
||||
{
|
||||
struct hc_driver *driver;
|
||||
struct usb_hcd *hcd;
|
||||
@ -64,66 +64,71 @@ int usb_hcd_pci_probe (struct pci_dev *dev, const struct pci_device_id *id)
|
||||
if (usb_disabled())
|
||||
return -ENODEV;
|
||||
|
||||
if (!id || !(driver = (struct hc_driver *) id->driver_data))
|
||||
if (!id)
|
||||
return -EINVAL;
|
||||
driver = (struct hc_driver *)id->driver_data;
|
||||
if (!driver)
|
||||
return -EINVAL;
|
||||
|
||||
if (pci_enable_device (dev) < 0)
|
||||
if (pci_enable_device(dev) < 0)
|
||||
return -ENODEV;
|
||||
dev->current_state = PCI_D0;
|
||||
dev->dev.power.power_state = PMSG_ON;
|
||||
|
||||
if (!dev->irq) {
|
||||
dev_err (&dev->dev,
|
||||
|
||||
if (!dev->irq) {
|
||||
dev_err(&dev->dev,
|
||||
"Found HC with no IRQ. Check BIOS/PCI %s setup!\n",
|
||||
pci_name(dev));
|
||||
retval = -ENODEV;
|
||||
retval = -ENODEV;
|
||||
goto err1;
|
||||
}
|
||||
}
|
||||
|
||||
hcd = usb_create_hcd (driver, &dev->dev, pci_name(dev));
|
||||
hcd = usb_create_hcd(driver, &dev->dev, pci_name(dev));
|
||||
if (!hcd) {
|
||||
retval = -ENOMEM;
|
||||
goto err1;
|
||||
}
|
||||
|
||||
if (driver->flags & HCD_MEMORY) { // EHCI, OHCI
|
||||
hcd->rsrc_start = pci_resource_start (dev, 0);
|
||||
hcd->rsrc_len = pci_resource_len (dev, 0);
|
||||
if (!request_mem_region (hcd->rsrc_start, hcd->rsrc_len,
|
||||
if (driver->flags & HCD_MEMORY) {
|
||||
/* EHCI, OHCI */
|
||||
hcd->rsrc_start = pci_resource_start(dev, 0);
|
||||
hcd->rsrc_len = pci_resource_len(dev, 0);
|
||||
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
|
||||
driver->description)) {
|
||||
dev_dbg (&dev->dev, "controller already in use\n");
|
||||
dev_dbg(&dev->dev, "controller already in use\n");
|
||||
retval = -EBUSY;
|
||||
goto err2;
|
||||
}
|
||||
hcd->regs = ioremap_nocache (hcd->rsrc_start, hcd->rsrc_len);
|
||||
hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
|
||||
if (hcd->regs == NULL) {
|
||||
dev_dbg (&dev->dev, "error mapping memory\n");
|
||||
dev_dbg(&dev->dev, "error mapping memory\n");
|
||||
retval = -EFAULT;
|
||||
goto err3;
|
||||
}
|
||||
|
||||
} else { // UHCI
|
||||
} else {
|
||||
/* UHCI */
|
||||
int region;
|
||||
|
||||
for (region = 0; region < PCI_ROM_RESOURCE; region++) {
|
||||
if (!(pci_resource_flags (dev, region) &
|
||||
if (!(pci_resource_flags(dev, region) &
|
||||
IORESOURCE_IO))
|
||||
continue;
|
||||
|
||||
hcd->rsrc_start = pci_resource_start (dev, region);
|
||||
hcd->rsrc_len = pci_resource_len (dev, region);
|
||||
if (request_region (hcd->rsrc_start, hcd->rsrc_len,
|
||||
hcd->rsrc_start = pci_resource_start(dev, region);
|
||||
hcd->rsrc_len = pci_resource_len(dev, region);
|
||||
if (request_region(hcd->rsrc_start, hcd->rsrc_len,
|
||||
driver->description))
|
||||
break;
|
||||
}
|
||||
if (region == PCI_ROM_RESOURCE) {
|
||||
dev_dbg (&dev->dev, "no i/o regions available\n");
|
||||
dev_dbg(&dev->dev, "no i/o regions available\n");
|
||||
retval = -EBUSY;
|
||||
goto err1;
|
||||
}
|
||||
}
|
||||
|
||||
pci_set_master (dev);
|
||||
pci_set_master(dev);
|
||||
|
||||
retval = usb_add_hcd(hcd, dev->irq, IRQF_DISABLED | IRQF_SHARED);
|
||||
if (retval != 0)
|
||||
@ -132,18 +137,18 @@ int usb_hcd_pci_probe (struct pci_dev *dev, const struct pci_device_id *id)
|
||||
|
||||
err4:
|
||||
if (driver->flags & HCD_MEMORY) {
|
||||
iounmap (hcd->regs);
|
||||
iounmap(hcd->regs);
|
||||
err3:
|
||||
release_mem_region (hcd->rsrc_start, hcd->rsrc_len);
|
||||
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
|
||||
} else
|
||||
release_region (hcd->rsrc_start, hcd->rsrc_len);
|
||||
release_region(hcd->rsrc_start, hcd->rsrc_len);
|
||||
err2:
|
||||
usb_put_hcd (hcd);
|
||||
usb_put_hcd(hcd);
|
||||
err1:
|
||||
pci_disable_device (dev);
|
||||
dev_err (&dev->dev, "init %s fail, %d\n", pci_name(dev), retval);
|
||||
pci_disable_device(dev);
|
||||
dev_err(&dev->dev, "init %s fail, %d\n", pci_name(dev), retval);
|
||||
return retval;
|
||||
}
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(usb_hcd_pci_probe);
|
||||
|
||||
|
||||
@ -161,7 +166,7 @@ EXPORT_SYMBOL_GPL(usb_hcd_pci_probe);
|
||||
*
|
||||
* Store this function in the HCD's struct pci_driver as remove().
|
||||
*/
|
||||
void usb_hcd_pci_remove (struct pci_dev *dev)
|
||||
void usb_hcd_pci_remove(struct pci_dev *dev)
|
||||
{
|
||||
struct usb_hcd *hcd;
|
||||
|
||||
@ -169,14 +174,14 @@ void usb_hcd_pci_remove (struct pci_dev *dev)
|
||||
if (!hcd)
|
||||
return;
|
||||
|
||||
usb_remove_hcd (hcd);
|
||||
usb_remove_hcd(hcd);
|
||||
if (hcd->driver->flags & HCD_MEMORY) {
|
||||
iounmap (hcd->regs);
|
||||
release_mem_region (hcd->rsrc_start, hcd->rsrc_len);
|
||||
iounmap(hcd->regs);
|
||||
release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
|
||||
} else {
|
||||
release_region (hcd->rsrc_start, hcd->rsrc_len);
|
||||
release_region(hcd->rsrc_start, hcd->rsrc_len);
|
||||
}
|
||||
usb_put_hcd (hcd);
|
||||
usb_put_hcd(hcd);
|
||||
pci_disable_device(dev);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(usb_hcd_pci_remove);
|
||||
@ -191,7 +196,7 @@ EXPORT_SYMBOL_GPL(usb_hcd_pci_remove);
|
||||
*
|
||||
* Store this function in the HCD's struct pci_driver as suspend().
|
||||
*/
|
||||
int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
|
||||
int usb_hcd_pci_suspend(struct pci_dev *dev, pm_message_t message)
|
||||
{
|
||||
struct usb_hcd *hcd;
|
||||
int retval = 0;
|
||||
@ -246,8 +251,8 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
|
||||
|
||||
/* no DMA or IRQs except when HC is active */
|
||||
if (dev->current_state == PCI_D0) {
|
||||
pci_save_state (dev);
|
||||
pci_disable_device (dev);
|
||||
pci_save_state(dev);
|
||||
pci_disable_device(dev);
|
||||
}
|
||||
|
||||
if (message.event == PM_EVENT_FREEZE ||
|
||||
@ -257,7 +262,7 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
|
||||
}
|
||||
|
||||
if (!has_pci_pm) {
|
||||
dev_dbg (hcd->self.controller, "--> PCI D0/legacy\n");
|
||||
dev_dbg(hcd->self.controller, "--> PCI D0/legacy\n");
|
||||
goto done;
|
||||
}
|
||||
|
||||
@ -266,30 +271,30 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
|
||||
* PCI_D3 (but not PCI_D1 or PCI_D2) is allowed to reset
|
||||
* some device state (e.g. as part of clock reinit).
|
||||
*/
|
||||
retval = pci_set_power_state (dev, PCI_D3hot);
|
||||
retval = pci_set_power_state(dev, PCI_D3hot);
|
||||
suspend_report_result(pci_set_power_state, retval);
|
||||
if (retval == 0) {
|
||||
int wake = device_can_wakeup(&hcd->self.root_hub->dev);
|
||||
|
||||
wake = wake && device_may_wakeup(hcd->self.controller);
|
||||
|
||||
dev_dbg (hcd->self.controller, "--> PCI D3%s\n",
|
||||
dev_dbg(hcd->self.controller, "--> PCI D3%s\n",
|
||||
wake ? "/wakeup" : "");
|
||||
|
||||
/* Ignore these return values. We rely on pci code to
|
||||
* reject requests the hardware can't implement, rather
|
||||
* than coding the same thing.
|
||||
*/
|
||||
(void) pci_enable_wake (dev, PCI_D3hot, wake);
|
||||
(void) pci_enable_wake (dev, PCI_D3cold, wake);
|
||||
(void) pci_enable_wake(dev, PCI_D3hot, wake);
|
||||
(void) pci_enable_wake(dev, PCI_D3cold, wake);
|
||||
} else {
|
||||
dev_dbg (&dev->dev, "PCI D3 suspend fail, %d\n",
|
||||
dev_dbg(&dev->dev, "PCI D3 suspend fail, %d\n",
|
||||
retval);
|
||||
(void) usb_hcd_pci_resume (dev);
|
||||
(void) usb_hcd_pci_resume(dev);
|
||||
}
|
||||
|
||||
} else if (hcd->state != HC_STATE_HALT) {
|
||||
dev_dbg (hcd->self.controller, "hcd state %d; not suspended\n",
|
||||
dev_dbg(hcd->self.controller, "hcd state %d; not suspended\n",
|
||||
hcd->state);
|
||||
WARN_ON(1);
|
||||
retval = -EINVAL;
|
||||
@ -304,7 +309,7 @@ done:
|
||||
if (machine_is(powermac)) {
|
||||
struct device_node *of_node;
|
||||
|
||||
of_node = pci_device_to_OF_node (dev);
|
||||
of_node = pci_device_to_OF_node(dev);
|
||||
if (of_node)
|
||||
pmac_call_feature(PMAC_FTR_USB_ENABLE,
|
||||
of_node, 0, 0);
|
||||
@ -322,14 +327,14 @@ EXPORT_SYMBOL_GPL(usb_hcd_pci_suspend);
|
||||
*
|
||||
* Store this function in the HCD's struct pci_driver as resume().
|
||||
*/
|
||||
int usb_hcd_pci_resume (struct pci_dev *dev)
|
||||
int usb_hcd_pci_resume(struct pci_dev *dev)
|
||||
{
|
||||
struct usb_hcd *hcd;
|
||||
int retval;
|
||||
|
||||
hcd = pci_get_drvdata(dev);
|
||||
if (hcd->state != HC_STATE_SUSPENDED) {
|
||||
dev_dbg (hcd->self.controller,
|
||||
dev_dbg(hcd->self.controller,
|
||||
"can't resume, not suspended!\n");
|
||||
return 0;
|
||||
}
|
||||
@ -339,9 +344,9 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
|
||||
if (machine_is(powermac)) {
|
||||
struct device_node *of_node;
|
||||
|
||||
of_node = pci_device_to_OF_node (dev);
|
||||
of_node = pci_device_to_OF_node(dev);
|
||||
if (of_node)
|
||||
pmac_call_feature (PMAC_FTR_USB_ENABLE,
|
||||
pmac_call_feature(PMAC_FTR_USB_ENABLE,
|
||||
of_node, 0, 1);
|
||||
}
|
||||
#endif
|
||||
@ -380,8 +385,8 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
|
||||
}
|
||||
#endif
|
||||
/* yes, ignore these results too... */
|
||||
(void) pci_enable_wake (dev, dev->current_state, 0);
|
||||
(void) pci_enable_wake (dev, PCI_D3cold, 0);
|
||||
(void) pci_enable_wake(dev, dev->current_state, 0);
|
||||
(void) pci_enable_wake(dev, PCI_D3cold, 0);
|
||||
} else {
|
||||
/* Same basic cases: clean (powered/not), dirty */
|
||||
dev_dbg(hcd->self.controller, "PCI legacy resume\n");
|
||||
@ -392,14 +397,14 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
|
||||
* but that won't re-enable bus mastering. Yet pci_disable_device()
|
||||
* explicitly disables bus mastering...
|
||||
*/
|
||||
retval = pci_enable_device (dev);
|
||||
retval = pci_enable_device(dev);
|
||||
if (retval < 0) {
|
||||
dev_err (hcd->self.controller,
|
||||
dev_err(hcd->self.controller,
|
||||
"can't re-enable after resume, %d!\n", retval);
|
||||
return retval;
|
||||
}
|
||||
pci_set_master (dev);
|
||||
pci_restore_state (dev);
|
||||
pci_set_master(dev);
|
||||
pci_restore_state(dev);
|
||||
|
||||
dev->dev.power.power_state = PMSG_ON;
|
||||
|
||||
@ -408,9 +413,9 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
|
||||
if (hcd->driver->resume) {
|
||||
retval = hcd->driver->resume(hcd);
|
||||
if (retval) {
|
||||
dev_err (hcd->self.controller,
|
||||
dev_err(hcd->self.controller,
|
||||
"PCI post-resume error %d!\n", retval);
|
||||
usb_hc_died (hcd);
|
||||
usb_hc_died(hcd);
|
||||
}
|
||||
}
|
||||
|
||||
@ -424,7 +429,7 @@ EXPORT_SYMBOL_GPL(usb_hcd_pci_resume);
|
||||
* usb_hcd_pci_shutdown - shutdown host controller
|
||||
* @dev: USB Host Controller being shutdown
|
||||
*/
|
||||
void usb_hcd_pci_shutdown (struct pci_dev *dev)
|
||||
void usb_hcd_pci_shutdown(struct pci_dev *dev)
|
||||
{
|
||||
struct usb_hcd *hcd;
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user