summaryrefslogtreecommitdiffstats
path: root/drivers/pci/pci.c
diff options
context:
space:
mode:
authorRyan Desfosses <ryan@desfo.org>2014-04-18 20:13:49 -0400
committerBjorn Helgaas <bhelgaas@google.com>2014-06-10 20:20:19 -0600
commit3c78bc61f5ef3bc87e7f94f67ec737d2273f120b (patch)
tree490efb8676389718e78a4d6775ad668538ecaf4f /drivers/pci/pci.c
parentb7fe943421396b61b9f7a97c2554ed999e0f3658 (diff)
downloadop-kernel-dev-3c78bc61f5ef3bc87e7f94f67ec737d2273f120b.zip
op-kernel-dev-3c78bc61f5ef3bc87e7f94f67ec737d2273f120b.tar.gz
PCI: Whitespace cleanup
Fix various whitespace errors. No functional change. [bhelgaas: fix other similar problems] Signed-off-by: Ryan Desfosses <ryan@desfo.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c72
1 files changed, 30 insertions, 42 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 51ec8b4..952b4b4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -106,7 +106,7 @@ static bool pcie_ari_disabled;
* Given a PCI bus, returns the highest PCI bus number present in the set
* including the given PCI bus and its list of child PCI buses.
*/
-unsigned char pci_bus_max_busnr(struct pci_bus* bus)
+unsigned char pci_bus_max_busnr(struct pci_bus *bus)
{
struct pci_bus *tmp;
unsigned char max, n;
@@ -114,7 +114,7 @@ unsigned char pci_bus_max_busnr(struct pci_bus* bus)
max = bus->busn_res.end;
list_for_each_entry(tmp, &bus->children, node) {
n = pci_bus_max_busnr(tmp);
- if(n > max)
+ if (n > max)
max = n;
}
return max;
@@ -405,8 +405,8 @@ EXPORT_SYMBOL_GPL(pci_find_ht_capability);
* For given resource region of given device, return the resource
* region of parent bus the given region is contained in.
*/
-struct resource *
-pci_find_parent_resource(const struct pci_dev *dev, struct resource *res)
+struct resource *pci_find_parent_resource(const struct pci_dev *dev,
+ struct resource *res)
{
const struct pci_bus *bus = dev->bus;
struct resource *r;
@@ -473,8 +473,7 @@ int pci_wait_for_pending(struct pci_dev *dev, int pos, u16 mask)
* Restore the BAR values for a given device, so as to make it
* accessible by its driver.
*/
-static void
-pci_restore_bars(struct pci_dev *dev)
+static void pci_restore_bars(struct pci_dev *dev)
{
int i;
@@ -499,7 +498,7 @@ static inline bool platform_pci_power_manageable(struct pci_dev *dev)
}
static inline int platform_pci_set_power_state(struct pci_dev *dev,
- pci_power_t t)
+ pci_power_t t)
{
return pci_platform_pm ? pci_platform_pm->set_state(dev, t) : -ENOSYS;
}
@@ -888,12 +887,10 @@ pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state)
}
return PCI_D0;
}
-
EXPORT_SYMBOL(pci_choose_state);
#define PCI_EXP_SAVE_REGS 7
-
static struct pci_cap_saved_state *_pci_find_saved_cap(struct pci_dev *pci_dev,
u16 cap, bool extended)
{
@@ -1005,8 +1002,7 @@ static void pci_restore_pcix_state(struct pci_dev *dev)
* pci_save_state - save the PCI configuration space of a device before suspending
* @dev: - PCI device that we're dealing with
*/
-int
-pci_save_state(struct pci_dev *dev)
+int pci_save_state(struct pci_dev *dev)
{
int i;
/* XXX: 100% dword access ok here? */
@@ -1381,7 +1377,7 @@ static void pcim_release(struct device *gendev, void *res)
pci_disable_device(dev);
}
-static struct pci_devres * get_pci_dr(struct pci_dev *pdev)
+static struct pci_devres *get_pci_dr(struct pci_dev *pdev)
{
struct pci_devres *dr, *new_dr;
@@ -1395,7 +1391,7 @@ static struct pci_devres * get_pci_dr(struct pci_dev *pdev)
return devres_get(&pdev->dev, new_dr, NULL, NULL);
}
-static struct pci_devres * find_pci_dr(struct pci_dev *pdev)
+static struct pci_devres *find_pci_dr(struct pci_dev *pdev)
{
if (pci_is_managed(pdev))
return devres_find(&pdev->dev, pcim_release, NULL, NULL);
@@ -1455,7 +1451,7 @@ EXPORT_SYMBOL(pcim_pin_device);
* devices are added. This is the default implementation. Architecture
* implementations can override this.
*/
-int __weak pcibios_add_device (struct pci_dev *dev)
+int __weak pcibios_add_device(struct pci_dev *dev)
{
return 0;
}
@@ -1527,8 +1523,7 @@ void pci_disable_enabled_device(struct pci_dev *dev)
* Note we don't actually disable the device until all callers of
* pci_enable_device() have called pci_disable_device().
*/
-void
-pci_disable_device(struct pci_dev *dev)
+void pci_disable_device(struct pci_dev *dev)
{
struct pci_devres *dr;
@@ -2434,8 +2429,7 @@ u8 pci_swizzle_interrupt_pin(const struct pci_dev *dev, u8 pin)
return (((pin - 1) + slot) % 4) + 1;
}
-int
-pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge)
+int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge)
{
u8 pin;
@@ -2518,8 +2512,8 @@ EXPORT_SYMBOL(pci_release_region);
* Returns 0 on success, or %EBUSY on error. A warning
* message is also printed on failure.
*/
-static int __pci_request_region(struct pci_dev *pdev, int bar, const char *res_name,
- int exclusive)
+static int __pci_request_region(struct pci_dev *pdev, int bar,
+ const char *res_name, int exclusive)
{
struct pci_devres *dr;
@@ -2530,8 +2524,7 @@ static int __pci_request_region(struct pci_dev *pdev, int bar, const char *res_n
if (!request_region(pci_resource_start(pdev, bar),
pci_resource_len(pdev, bar), res_name))
goto err_out;
- }
- else if (pci_resource_flags(pdev, bar) & IORESOURCE_MEM) {
+ } else if (pci_resource_flags(pdev, bar) & IORESOURCE_MEM) {
if (!__request_mem_region(pci_resource_start(pdev, bar),
pci_resource_len(pdev, bar), res_name,
exclusive))
@@ -2588,7 +2581,8 @@ EXPORT_SYMBOL(pci_request_region);
* explicitly not allowed to map the resource via /dev/mem or
* sysfs.
*/
-int pci_request_region_exclusive(struct pci_dev *pdev, int bar, const char *res_name)
+int pci_request_region_exclusive(struct pci_dev *pdev, int bar,
+ const char *res_name)
{
return __pci_request_region(pdev, bar, res_name, IORESOURCE_EXCLUSIVE);
}
@@ -2613,7 +2607,7 @@ void pci_release_selected_regions(struct pci_dev *pdev, int bars)
EXPORT_SYMBOL(pci_release_selected_regions);
static int __pci_request_selected_regions(struct pci_dev *pdev, int bars,
- const char *res_name, int excl)
+ const char *res_name, int excl)
{
int i;
@@ -2624,7 +2618,7 @@ static int __pci_request_selected_regions(struct pci_dev *pdev, int bars,
return 0;
err_out:
- while(--i >= 0)
+ while (--i >= 0)
if (bars & (1 << i))
pci_release_region(pdev, i);
@@ -2645,8 +2639,8 @@ int pci_request_selected_regions(struct pci_dev *pdev, int bars,
}
EXPORT_SYMBOL(pci_request_selected_regions);
-int pci_request_selected_regions_exclusive(struct pci_dev *pdev,
- int bars, const char *res_name)
+int pci_request_selected_regions_exclusive(struct pci_dev *pdev, int bars,
+ const char *res_name)
{
return __pci_request_selected_regions(pdev, bars, res_name,
IORESOURCE_EXCLUSIVE);
@@ -2836,8 +2830,7 @@ EXPORT_SYMBOL_GPL(pci_set_cacheline_size);
*
* RETURNS: An appropriate -ERRNO error value on error, or zero for success.
*/
-int
-pci_set_mwi(struct pci_dev *dev)
+int pci_set_mwi(struct pci_dev *dev)
{
#ifdef PCI_DISABLE_MWI
return 0;
@@ -2850,7 +2843,7 @@ pci_set_mwi(struct pci_dev *dev)
return rc;
pci_read_config_word(dev, PCI_COMMAND, &cmd);
- if (! (cmd & PCI_COMMAND_INVALIDATE)) {
+ if (!(cmd & PCI_COMMAND_INVALIDATE)) {
dev_dbg(&dev->dev, "enabling Mem-Wr-Inval\n");
cmd |= PCI_COMMAND_INVALIDATE;
pci_write_config_word(dev, PCI_COMMAND, cmd);
@@ -2885,8 +2878,7 @@ EXPORT_SYMBOL(pci_try_set_mwi);
*
* Disables PCI Memory-Write-Invalidate transaction on the device
*/
-void
-pci_clear_mwi(struct pci_dev *dev)
+void pci_clear_mwi(struct pci_dev *dev)
{
#ifndef PCI_DISABLE_MWI
u16 cmd;
@@ -2907,18 +2899,16 @@ EXPORT_SYMBOL(pci_clear_mwi);
*
* Enables/disables PCI INTx for device dev
*/
-void
-pci_intx(struct pci_dev *pdev, int enable)
+void pci_intx(struct pci_dev *pdev, int enable)
{
u16 pci_command, new;
pci_read_config_word(pdev, PCI_COMMAND, &pci_command);
- if (enable) {
+ if (enable)
new = pci_command & ~PCI_COMMAND_INTX_DISABLE;
- } else {
+ else
new = pci_command | PCI_COMMAND_INTX_DISABLE;
- }
if (new != pci_command) {
struct pci_devres *dr;
@@ -4159,7 +4149,7 @@ void __init pci_register_set_vga_state(arch_set_vga_state_t func)
}
static int pci_set_vga_state_arch(struct pci_dev *dev, bool decode,
- unsigned int command_bits, u32 flags)
+ unsigned int command_bits, u32 flags)
{
if (arch_set_vga_state)
return arch_set_vga_state(dev, decode, command_bits,
@@ -4271,11 +4261,10 @@ static resource_size_t pci_specified_resource_alignment(struct pci_dev *dev)
bus == dev->bus->number &&
slot == PCI_SLOT(dev->devfn) &&
func == PCI_FUNC(dev->devfn)) {
- if (align_order == -1) {
+ if (align_order == -1)
align = PAGE_SIZE;
- } else {
+ else
align = 1 << align_order;
- }
/* Found */
break;
}
@@ -4393,7 +4382,6 @@ static int __init pci_resource_alignment_sysfs_init(void)
return bus_create_file(&pci_bus_type,
&bus_attr_resource_alignment);
}
-
late_initcall(pci_resource_alignment_sysfs_init);
static void pci_no_domains(void)
OpenPOWER on IntegriCloud