constify struct pci_dev * in obvious cases

Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

arch/alpha/include/asm/machvec.h

@@ -90,7 +90,7 @@ struct alpha_machine_vector
 	void (*kill_arch)(int);
 
 	u8 (*pci_swizzle)(struct pci_dev *, u8 *);
-	int (*pci_map_irq)(struct pci_dev *, u8, u8);
+	int (*pci_map_irq)(const struct pci_dev *, u8, u8);
 	struct pci_ops *pci_ops;
 
 	struct _alpha_agp_info *(*agp_info)(void);

arch/alpha/kernel/sys_dp264.c

@@ -366,7 +366,7 @@ clipper_init_irq(void)
  */
 
 static int __init
-isa_irq_fixup(struct pci_dev *dev, int irq)
+isa_irq_fixup(const struct pci_dev *dev, int irq)
 {
 	u8 irq8;
 

include/linux/pci.h

@@ -746,28 +746,28 @@ int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn,
 			       int where, u32 val);
 struct pci_ops *pci_bus_set_ops(struct pci_bus *bus, struct pci_ops *ops);
 
-static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val)
+static inline int pci_read_config_byte(const struct pci_dev *dev, int where, u8 *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)
+static inline int pci_read_config_word(const struct pci_dev *dev, int where, u16 *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,
+static inline int pci_read_config_dword(const struct pci_dev *dev, int where,
 					u32 *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)
+static inline int pci_write_config_byte(const struct pci_dev *dev, int where, u8 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)
+static inline int pci_write_config_word(const struct pci_dev *dev, int where, u16 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,
+static inline int pci_write_config_dword(const struct pci_dev *dev, int where,
 					 u32 val)
 {
 	return pci_bus_write_config_dword(dev->bus, dev->devfn, where, val);