From 3c78bc61f5ef3bc87e7f94f67ec737d2273f120b Mon Sep 17 00:00:00 2001 From: Ryan Desfosses Date: Fri, 18 Apr 2014 20:13:49 -0400 Subject: PCI: Whitespace cleanup Fix various whitespace errors. No functional change. [bhelgaas: fix other similar problems] Signed-off-by: Ryan Desfosses Signed-off-by: Bjorn Helgaas --- drivers/pci/pci.c | 72 +++++++++++++++++++++++-------------------------------- 1 file changed, 30 insertions(+), 42 deletions(-) (limited to 'drivers/pci/pci.c') diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 51ec8b481280..952b4b489d0f 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) -- cgit v1.2.3