PCI: fix codingstyle issues in include/linux/pci.h

Fixes a number of coding style issues in pci.h.
It's a tad more readable now...

Signed-off-by: Greg Kroah-Hartman <[e-mail]>

include/linux/pci.h

···
  *	7:3 = slot
  *	2:0 = function
  */
-#define PCI_DEVFN(slot,func)	((((slot) & 0x1f) << 3) | ((func) & 0x07))
+#define PCI_DEVFN(slot, func)	((((slot) & 0x1f) << 3) | ((func) & 0x07))
 #define PCI_SLOT(devfn)		(((devfn) >> 3) & 0x1f)
 #define PCI_FUNC(devfn)		((devfn) & 0x07)
 
···
 }
 
 static inline struct pci_cap_saved_state *pci_find_saved_cap(
-	struct pci_dev *pci_dev,char cap)
+	struct pci_dev *pci_dev, char cap)
 {
 	struct pci_cap_saved_state *tmp;
 	struct hlist_node *pos;
···
 };
 
 /* PCI bus error event callbacks */
-struct pci_error_handlers
-{
+struct pci_error_handlers {
 	/* PCI bus error detected on this device */
 	pci_ers_result_t (*error_detected)(struct pci_dev *dev,
-	                      enum pci_channel_state error);
+					   enum pci_channel_state error);
 
 	/* MMIO has been re-enabled, but not DMA */
 	pci_ers_result_t (*mmio_enabled)(struct pci_dev *dev);
···
 	struct pci_dynids dynids;
 };
 
-#define	to_pci_driver(drv) container_of(drv,struct pci_driver, driver)
+#define	to_pci_driver(drv) container_of(drv, struct pci_driver, driver)
 
 /**
  * PCI_DEVICE - macro used to describe a specific pci device
···
 
 void pcibios_fixup_bus(struct pci_bus *);
 int __must_check pcibios_enable_device(struct pci_dev *, int mask);
-char *pcibios_setup (char *str);
+char *pcibios_setup(char *str);
 
 /* Used only when drivers/pci/setup.c is used */
 void pcibios_align_resource(void *, struct resource *, resource_size_t,
···
 
 extern struct pci_bus *pci_find_bus(int domain, int busnr);
 void pci_bus_add_devices(struct pci_bus *bus);
-struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
-static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata)
+struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus,
+				      struct pci_ops *ops, void *sysdata);
+static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops,
+					   void *sysdata)
 {
 	struct pci_bus *root_bus;
 	root_bus = pci_scan_bus_parented(NULL, bus, ops, sysdata);
···
 		pci_bus_add_devices(root_bus);
 	return root_bus;
 }
-struct pci_bus *pci_create_bus(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
-struct pci_bus * pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr);
+struct pci_bus *pci_create_bus(struct device *parent, int bus,
+			       struct pci_ops *ops, void *sysdata);
+struct pci_bus *pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev,
+				int busnr);
 int pci_scan_slot(struct pci_bus *bus, int devfn);
-struct pci_dev * pci_scan_single_device(struct pci_bus *bus, int devfn);
+struct pci_dev *pci_scan_single_device(struct pci_bus *bus, int devfn);
 void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
 unsigned int pci_scan_child_bus(struct pci_bus *bus);
 int __must_check pci_bus_add_device(struct pci_dev *dev);
 void pci_read_bridge_bases(struct pci_bus *child);
-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);
 int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge);
 extern struct pci_dev *pci_dev_get(struct pci_dev *dev);
 extern void pci_dev_put(struct pci_dev *dev);
···
 /* Generic PCI functions exported to card drivers */
 
 #ifdef CONFIG_PCI_LEGACY
-struct pci_dev __deprecated *pci_find_device (unsigned int vendor, unsigned int device, const struct pci_dev *from);
-struct pci_dev __deprecated *pci_find_slot (unsigned int bus, unsigned int devfn);
+struct pci_dev __deprecated *pci_find_device(unsigned int vendor,
+					     unsigned int device,
+					     const struct pci_dev *from);
+struct pci_dev __deprecated *pci_find_slot(unsigned int bus,
+					   unsigned int devfn);
 #endif /* CONFIG_PCI_LEGACY */
 
-int pci_find_capability (struct pci_dev *dev, int cap);
-int pci_find_next_capability (struct pci_dev *dev, u8 pos, int cap);
-int pci_find_ext_capability (struct pci_dev *dev, int cap);
-int pci_find_ht_capability (struct pci_dev *dev, int ht_cap);
-int pci_find_next_ht_capability (struct pci_dev *dev, int pos, int ht_cap);
+int pci_find_capability(struct pci_dev *dev, int cap);
+int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap);
+int pci_find_ext_capability(struct pci_dev *dev, int cap);
+int pci_find_ht_capability(struct pci_dev *dev, int ht_cap);
+int pci_find_next_ht_capability(struct pci_dev *dev, int pos, int ht_cap);
 void pcie_wait_pending_transaction(struct pci_dev *dev);
 struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
 
···
 struct pci_dev *pci_get_device_reverse(unsigned int vendor, unsigned int device,
 				struct pci_dev *from);
 
-struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
+struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device,
 				unsigned int ss_vendor, unsigned int ss_device,
 				struct pci_dev *from);
-struct pci_dev *pci_get_slot (struct pci_bus *bus, unsigned int devfn);
-struct pci_dev *pci_get_bus_and_slot (unsigned int bus, unsigned int devfn);
-struct pci_dev *pci_get_class (unsigned int class, struct pci_dev *from);
+struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn);
+struct pci_dev *pci_get_bus_and_slot(unsigned int bus, unsigned int devfn);
+struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from);
 int pci_dev_present(const struct pci_device_id *ids);
 const struct pci_device_id *pci_find_present(const struct pci_device_id *ids);
 
-int pci_bus_read_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 *val);
-int pci_bus_read_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 *val);
-int pci_bus_read_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 *val);
-int pci_bus_write_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 val);
-int pci_bus_write_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 val);
-int pci_bus_write_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 val);
+int pci_bus_read_config_byte(struct pci_bus *bus, unsigned int devfn,
+			     int where, u8 *val);
+int pci_bus_read_config_word(struct pci_bus *bus, unsigned int devfn,
+			     int where, u16 *val);
+int pci_bus_read_config_dword(struct pci_bus *bus, unsigned int devfn,
+			      int where, u32 *val);
+int pci_bus_write_config_byte(struct pci_bus *bus, unsigned int devfn,
+			      int where, u8 val);
+int pci_bus_write_config_word(struct pci_bus *bus, unsigned int devfn,
+			      int where, u16 val);
+int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn,
+			       int where, u32 val);
 
 static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val)
 {
-	return pci_bus_read_config_byte (dev->bus, dev->devfn, where, val);
+	return pci_bus_read_config_byte(dev->bus, dev->devfn, where, val);
 }
 static inline int pci_read_config_word(struct pci_dev *dev, int where, u16 *val)
 {
-	return pci_bus_read_config_word (dev->bus, dev->devfn, where, val);
+	return pci_bus_read_config_word(dev->bus, dev->devfn, where, val);
 }
-static inline int pci_read_config_dword(struct pci_dev *dev, int where, u32 *val)
+static inline int pci_read_config_dword(struct pci_dev *dev, int where,
+					u32 *val)
 {
-	return pci_bus_read_config_dword (dev->bus, dev->devfn, where, val);
+	return pci_bus_read_config_dword(dev->bus, dev->devfn, where, val);
 }
 static inline int pci_write_config_byte(struct pci_dev *dev, int where, u8 val)
 {
-	return pci_bus_write_config_byte (dev->bus, dev->devfn, where, val);
+	return pci_bus_write_config_byte(dev->bus, dev->devfn, where, val);
 }
 static inline int pci_write_config_word(struct pci_dev *dev, int where, u16 val)
 {
-	return pci_bus_write_config_word (dev->bus, dev->devfn, where, val);
+	return pci_bus_write_config_word(dev->bus, dev->devfn, where, val);
 }
-static inline int pci_write_config_dword(struct pci_dev *dev, int where, u32 val)
+static inline int pci_write_config_dword(struct pci_dev *dev, int where,
+					 u32 val)
 {
-	return pci_bus_write_config_dword (dev->bus, dev->devfn, where, val);
+	return pci_bus_write_config_dword(dev->bus, dev->devfn, where, val);
 }
 
 int __must_check pci_enable_device(struct pci_dev *dev);
···
 int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
 
 /* Functions for PCI Hotplug drivers to use */
-int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
+int pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap);
 
 /* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
 void pci_bus_assign_resources(struct pci_bus *bus);
···
 	return __pci_register_driver(driver, THIS_MODULE, KBUILD_MODNAME);
 }
 
-void pci_unregister_driver(struct pci_driver *);
-void pci_remove_behind_bridge(struct pci_dev *);
-struct pci_driver *pci_dev_driver(const struct pci_dev *);
-const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, struct pci_dev *dev);
-int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass);
+void pci_unregister_driver(struct pci_driver *dev);
+void pci_remove_behind_bridge(struct pci_dev *dev);
+struct pci_driver *pci_dev_driver(const struct pci_dev *dev);
+const struct pci_device_id *pci_match_id(const struct pci_device_id *ids,
+					 struct pci_dev *dev);
+int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
+		    int pass);
 
 void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),
 		  void *userdata);
 int pci_cfg_space_size(struct pci_dev *dev);
-unsigned char pci_bus_max_busnr(struct pci_bus* bus);
+unsigned char pci_bus_max_busnr(struct pci_bus *bus);
 
 /* kmem_cache style wrapper around pci_alloc_consistent() */
 
···
 
 
 #ifndef CONFIG_PCI_MSI
-static inline int pci_enable_msi(struct pci_dev *dev) {return -1;}
-static inline void pci_disable_msi(struct pci_dev *dev) {}
-static inline int pci_enable_msix(struct pci_dev* dev,
-	struct msix_entry *entries, int nvec) {return -1;}
-static inline void pci_disable_msix(struct pci_dev *dev) {}
-static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) {}
-static inline void pci_restore_msi_state(struct pci_dev *dev) {}
+static inline int pci_enable_msi(struct pci_dev *dev)
+{
+	return -1;
+}
+
+static inline void pci_disable_msi(struct pci_dev *dev)
+{ }
+
+static inline int pci_enable_msix(struct pci_dev *dev,
+				  struct msix_entry *entries, int nvec)
+{
+	return -1;
+}
+
+static inline void pci_disable_msix(struct pci_dev *dev)
+{ }
+
+static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev)
+{ }
+
+static inline void pci_restore_msi_state(struct pci_dev *dev)
+{ }
 #else
 extern int pci_enable_msi(struct pci_dev *dev);
 extern void pci_disable_msi(struct pci_dev *dev);
-extern int pci_enable_msix(struct pci_dev* dev,
+extern int pci_enable_msix(struct pci_dev *dev,
 	struct msix_entry *entries, int nvec);
 extern void pci_disable_msix(struct pci_dev *dev);
 extern void msi_remove_pci_irq_vectors(struct pci_dev *dev);
···
 extern int pci_domains_supported;
 #else
 enum { pci_domains_supported = 0 };
-static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
+static inline int pci_domain_nr(struct pci_bus *bus)
+{
+	return 0;
+}
+
 static inline int pci_proc_domain(struct pci_bus *bus)
 {
 	return 0;
···
  *  these as simple inline functions to avoid hair in drivers.
  */
 
-#define _PCI_NOP(o,s,t) \
-	static inline int pci_##o##_config_##s (struct pci_dev *dev, int where, t val) \
+#define _PCI_NOP(o, s, t) \
+	static inline int pci_##o##_config_##s(struct pci_dev *dev, \
+						int where, t val) \
 		{ return PCIBIOS_FUNC_NOT_SUPPORTED; }
-#define _PCI_NOP_ALL(o,x)	_PCI_NOP(o,byte,u8 x) \
-				_PCI_NOP(o,word,u16 x) \
-				_PCI_NOP(o,dword,u32 x)
+
+#define _PCI_NOP_ALL(o, x)	_PCI_NOP(o, byte, u8 x) \
+				_PCI_NOP(o, word, u16 x) \
+				_PCI_NOP(o, dword, u32 x)
 _PCI_NOP_ALL(read, *)
 _PCI_NOP_ALL(write,)
 
-static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, const struct pci_dev *from)
-{ return NULL; }
+static inline struct pci_dev *pci_find_device(unsigned int vendor,
+					      unsigned int device,
+					      const struct pci_dev *from)
+{
+	return NULL;
+}
 
-static inline struct pci_dev *pci_find_slot(unsigned int bus, unsigned int devfn)
-{ return NULL; }
+static inline struct pci_dev *pci_find_slot(unsigned int bus,
+					    unsigned int devfn)
+{
+	return NULL;
+}
 
 static inline struct pci_dev *pci_get_device(unsigned int vendor,
-				unsigned int device, struct pci_dev *from)
-{ return NULL; }
+					     unsigned int device,
+					     struct pci_dev *from)
+{
+	return NULL;
+}
 
 static inline struct pci_dev *pci_get_device_reverse(unsigned int vendor,
-				unsigned int device, struct pci_dev *from)
-{ return NULL; }
+						     unsigned int device,
+						     struct pci_dev *from)
+{
+	return NULL;
+}
 
-static inline struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
-unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from)
-{ return NULL; }
+static inline struct pci_dev *pci_get_subsys(unsigned int vendor,
+					     unsigned int device,
+					     unsigned int ss_vendor,
+					     unsigned int ss_device,
+					     struct pci_dev *from)
+{
+	return NULL;
+}
 
-static inline struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from)
-{ return NULL; }
+static inline struct pci_dev *pci_get_class(unsigned int class,
+					    struct pci_dev *from)
+{
+	return NULL;
+}
 
 #define pci_dev_present(ids)	(0)
 #define no_pci_devices()	(1)
 #define pci_find_present(ids)	(NULL)
 #define pci_dev_put(dev)	do { } while (0)
 
-static inline void pci_set_master(struct pci_dev *dev) { }
-static inline int pci_enable_device(struct pci_dev *dev) { return -EIO; }
-static inline void pci_disable_device(struct pci_dev *dev) { }
-static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask) { return -EIO; }
-static inline int pci_assign_resource(struct pci_dev *dev, int i) { return -EBUSY;}
-static inline int __pci_register_driver(struct pci_driver *drv, struct module *owner) { return 0;}
-static inline int pci_register_driver(struct pci_driver *drv) { return 0;}
-static inline void pci_unregister_driver(struct pci_driver *drv) { }
-static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; }
-static inline int pci_find_next_capability (struct pci_dev *dev, u8 post, int cap) { return 0; }
-static inline int pci_find_ext_capability (struct pci_dev *dev, int cap) {return 0; }
-static inline void pcie_wait_pending_transaction(struct pci_dev *dev) {}
+static inline void pci_set_master(struct pci_dev *dev)
+{ }
+
+static inline int pci_enable_device(struct pci_dev *dev)
+{
+	return -EIO;
+}
+
+static inline void pci_disable_device(struct pci_dev *dev)
+{ }
+
+static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
+{
+	return -EIO;
+}
+
+static inline int pci_assign_resource(struct pci_dev *dev, int i)
+{
+	return -EBUSY;
+}
+
+static inline int __pci_register_driver(struct pci_driver *drv,
+					struct module *owner)
+{
+	return 0;
+}
+
+static inline int pci_register_driver(struct pci_driver *drv)
+{
+	return 0;
+}
+
+static inline void pci_unregister_driver(struct pci_driver *drv)
+{ }
+
+static inline int pci_find_capability(struct pci_dev *dev, int cap)
+{
+	return 0;
+}
+
+static inline int pci_find_next_capability(struct pci_dev *dev, u8 post,
+					   int cap)
+{
+	return 0;
+}
+
+static inline int pci_find_ext_capability(struct pci_dev *dev, int cap)
+{
+	return 0;
+}
+
+static inline void pcie_wait_pending_transaction(struct pci_dev *dev)
+{ }
 
 /* Power management related routines */
-static inline int pci_save_state(struct pci_dev *dev) { return 0; }
-static inline int pci_restore_state(struct pci_dev *dev) { return 0; }
-static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { return 0; }
-static inline pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state) { return PCI_D0; }
-static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable) { return 0; }
+static inline int pci_save_state(struct pci_dev *dev)
+{
+	return 0;
+}
 
-static inline int pci_request_regions(struct pci_dev *dev, const char *res_name) { return -EIO; }
-static inline void pci_release_regions(struct pci_dev *dev) { }
+static inline int pci_restore_state(struct pci_dev *dev)
+{
+	return 0;
+}
+
+static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state)
+{
+	return 0;
+}
+
+static inline pci_power_t pci_choose_state(struct pci_dev *dev,
+					   pm_message_t state)
+{
+	return PCI_D0;
+}
+
+static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state,
+				  int enable)
+{
+	return 0;
+}
+
+static inline int pci_request_regions(struct pci_dev *dev, const char *res_name)
+{
+	return -EIO;
+}
+
+static inline void pci_release_regions(struct pci_dev *dev)
+{ }
 
 #define pci_dma_burst_advice(pdev, strat, strategy_parameter) do { } while (0)
 
-static inline void pci_block_user_cfg_access(struct pci_dev *dev) { }
-static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) { }
+static inline void pci_block_user_cfg_access(struct pci_dev *dev)
+{ }
+
+static inline void pci_unblock_user_cfg_access(struct pci_dev *dev)
+{ }
 
 static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from)
 { return NULL; }
···
 
 /* these helpers provide future and backwards compatibility
  * for accessing popular PCI BAR info */
-#define pci_resource_start(dev,bar)   ((dev)->resource[(bar)].start)
-#define pci_resource_end(dev,bar)     ((dev)->resource[(bar)].end)
-#define pci_resource_flags(dev,bar)   ((dev)->resource[(bar)].flags)
+#define pci_resource_start(dev, bar)	((dev)->resource[(bar)].start)
+#define pci_resource_end(dev, bar)	((dev)->resource[(bar)].end)
+#define pci_resource_flags(dev, bar)	((dev)->resource[(bar)].flags)
 #define pci_resource_len(dev,bar) \
-	((pci_resource_start((dev),(bar)) == 0 &&	\
-	  pci_resource_end((dev),(bar)) ==		\
-	  pci_resource_start((dev),(bar))) ? 0 :	\
-	  						\
-	 (pci_resource_end((dev),(bar)) -		\
-	  pci_resource_start((dev),(bar)) + 1))
+	((pci_resource_start((dev), (bar)) == 0 &&	\
+	  pci_resource_end((dev), (bar)) ==		\
+	  pci_resource_start((dev), (bar))) ? 0 :	\
+							\
+	 (pci_resource_end((dev), (bar)) -		\
+	  pci_resource_start((dev), (bar)) + 1))
 
 /* Similar to the helpers above, these manipulate per-pci_dev
  * driver-specific data.  They are really just a wrapper around
  * the generic device structure functions of these calls.
  */
-static inline void *pci_get_drvdata (struct pci_dev *pdev)
+static inline void *pci_get_drvdata(struct pci_dev *pdev)
 {
 	return dev_get_drvdata(&pdev->dev);
 }
 
-static inline void pci_set_drvdata (struct pci_dev *pdev, void *data)
+static inline void pci_set_drvdata(struct pci_dev *pdev, void *data)
 {
 	dev_set_drvdata(&pdev->dev, data);
 }
···
  */
 #ifndef HAVE_ARCH_PCI_RESOURCE_TO_USER
 static inline void pci_resource_to_user(const struct pci_dev *dev, int bar,
-                const struct resource *rsrc, resource_size_t *start,
+		const struct resource *rsrc, resource_size_t *start,
 		resource_size_t *end)
 {
 	*start = rsrc->start;
···
 
 void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev);
 
-void __iomem * pcim_iomap(struct pci_dev *pdev, int bar, unsigned long maxlen);
+void __iomem *pcim_iomap(struct pci_dev *pdev, int bar, unsigned long maxlen);
 void pcim_iounmap(struct pci_dev *pdev, void __iomem *addr);
-void __iomem * const * pcim_iomap_table(struct pci_dev *pdev);
+void __iomem * const *pcim_iomap_table(struct pci_dev *pdev);
 int pcim_iomap_regions(struct pci_dev *pdev, u16 mask, const char *name);
 void pcim_iounmap_regions(struct pci_dev *pdev, u16 mask);