[PATCH] 64bit resource: change pci core and arch code to use resource_size_t

Based on a patch series originally from Vivek Goyal <vgoyal@in.ibm.com>

Cc: Vivek Goyal <vgoyal@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

arch/alpha/kernel/pci.c

@@ -124,12 +124,12 @@ DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_final);
 
 void
 pcibios_align_resource(void *data, struct resource *res,
-		       unsigned long size, unsigned long align)
+		       resource_size_t size, resource_size_t align)
 {
 	struct pci_dev *dev = data;
 	struct pci_controller *hose = dev->sysdata;
 	unsigned long alignto;
-	unsigned long start = res->start;
+	resource_size_t start = res->start;
 
 	if (res->flags & IORESOURCE_IO) {
 		/* Make sure we start at our min on all hoses */

arch/arm/kernel/bios32.c

@@ -304,7 +304,7 @@ static inline int pdev_bad_for_parity(struct pci_dev *dev)
 static void __devinit
 pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev)
 {
-	unsigned long offset;
+	resource_size_t offset;
 	int i;
 
 	for (i = 0; i < PCI_NUM_RESOURCES; i++) {
@@ -634,9 +634,9 @@ char * __init pcibios_setup(char *str)
  * which might be mirrored at 0x0100-0x03ff..
  */
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
-	unsigned long start = res->start;
+	resource_size_t start = res->start;
 
 	if (res->flags & IORESOURCE_IO && start & 0x300)
 		start = (start + 0x3ff) & ~0x3ff;

arch/cris/arch-v32/drivers/pci/bios.c

@@ -43,10 +43,10 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 
 void
 pcibios_align_resource(void *data, struct resource *res,
-		       unsigned long size, unsigned long align)
+		       resource_size_t size, resource_size_t align)
 {
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (start & 0x300) {
 			start = (start + 0x3ff) & ~0x3ff;

arch/frv/mb93090-mb00/pci-frv.c

@@ -64,10 +64,10 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root,
  */
 void
 pcibios_align_resource(void *data, struct resource *res,
-		       unsigned long size, unsigned long align)
+		       resource_size_t size, resource_size_t align)
 {
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (start & 0x300) {
 			start = (start + 0x3ff) & ~0x3ff;

arch/i386/pci/i386.c

@@ -48,10 +48,10 @@
  */
 void
 pcibios_align_resource(void *data, struct resource *res,
-		       unsigned long size, unsigned long align)
+			resource_size_t size, resource_size_t align)
 {
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (start & 0x300) {
 			start = (start + 0x3ff) & ~0x3ff;

arch/ia64/pci/pci.c

@@ -568,7 +568,7 @@ pcibios_disable_device (struct pci_dev *dev)
 
 void
 pcibios_align_resource (void *data, struct resource *res,
-		        unsigned long size, unsigned long align)
+		        resource_size_t size, resource_size_t align)
 {
 }
 

arch/m68knommu/kernel/comempci.c

@@ -357,7 +357,8 @@ void pcibios_fixup_bus(struct pci_bus *b)
 
 /*****************************************************************************/
 
-void pcibios_align_resource(void *data, struct resource *res, unsigned long size, unsigned long align)
+void pcibios_align_resource(void *data, struct resource *res,
+				resource_size_t size, resource_size_t align)
 {
 }
 

arch/mips/pci/pci.c

@@ -51,11 +51,11 @@ unsigned long PCIBIOS_MIN_MEM	= 0;
  */
 void
 pcibios_align_resource(void *data, struct resource *res,
-		       unsigned long size, unsigned long align)
+		       resource_size_t size, resource_size_t align)
 {
 	struct pci_dev *dev = data;
 	struct pci_controller *hose = dev->sysdata;
-	unsigned long start = res->start;
+	resource_size_t start = res->start;
 
 	if (res->flags & IORESOURCE_IO) {
 		/* Make sure we start at our min on all hoses */

arch/mips/pmc-sierra/yosemite/ht.c

@@ -383,12 +383,12 @@ void pcibios_update_resource(struct pci_dev *dev, struct resource *root,
 
 
 void pcibios_align_resource(void *data, struct resource *res,
-                            unsigned long size, unsigned long align)
+                            resource_size_t size, resource_size_t align)
 {
         struct pci_dev *dev = data;
 
         if (res->flags & IORESOURCE_IO) {
-                unsigned long start = res->start;
+                resource_size_t start = res->start;
 
                 /* We need to avoid collisions with `mirrored' VGA ports
                    and other strange ISA hardware, so we always want the

arch/parisc/kernel/pci.c

@@ -289,7 +289,7 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
  * than res->start.
  */
 void pcibios_align_resource(void *data, struct resource *res,
-				unsigned long size, unsigned long alignment)
+				resource_size_t size, resource_size_t alignment)
 {
 	unsigned long mask, align;
 

arch/powerpc/kernel/pci_32.c

@@ -173,18 +173,18 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
  * but we want to try to avoid allocating at 0x2900-0x2bff
  * which might have be mirrored at 0x0100-0x03ff..
  */
-void pcibios_align_resource(void *data, struct resource *res, unsigned long size,
-		       unsigned long align)
+void pcibios_align_resource(void *data, struct resource *res,
+				resource_size_t size, resource_size_t align)
 {
 	struct pci_dev *dev = data;
 
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (size > 0x100) {
 			printk(KERN_ERR "PCI: I/O Region %s/%d too large"
 			       " (%lld bytes)\n", pci_name(dev),
-			       dev->resource - res, size);
+			       dev->resource - res, (unsigned long long)size);
 		}
 
 		if (start & 0x300) {
@@ -1756,7 +1756,7 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn)
 
 void pci_resource_to_user(const struct pci_dev *dev, int bar,
 			  const struct resource *rsrc,
-			  u64 *start, u64 *end)
+			  resource_size_t *start, resource_size_t *end)
 {
 	struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
 	unsigned long offset = 0;

arch/powerpc/kernel/pci_64.c

@@ -138,11 +138,11 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
  * which might have be mirrored at 0x0100-0x03ff..
  */
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
 	struct pci_dev *dev = data;
 	struct pci_controller *hose = pci_bus_to_host(dev->bus);
-	unsigned long start = res->start;
+	resource_size_t start = res->start;
 	unsigned long alignto;
 
 	if (res->flags & IORESOURCE_IO) {

arch/ppc/kernel/pci.c

@@ -171,13 +171,13 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
  * but we want to try to avoid allocating at 0x2900-0x2bff
  * which might have be mirrored at 0x0100-0x03ff..
  */
-void pcibios_align_resource(void *data, struct resource *res, unsigned long size,
-		       unsigned long align)
+void pcibios_align_resource(void *data, struct resource *res,
+				resource_size_t size, resource_size_t align)
 {
 	struct pci_dev *dev = data;
 
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (size > 0x100) {
 			printk(KERN_ERR "PCI: I/O Region %s/%d too large"
@@ -960,8 +960,8 @@ static pgprot_t __pci_mmap_set_pgprot(struct pci_dev *dev, struct resource *rp,
 	else
 		prot |= _PAGE_GUARDED;
 
-	printk("PCI map for %s:%llx, prot: %llx\n", pci_name(dev), rp->start,
-	       prot);
+	printk("PCI map for %s:%llx, prot: %lx\n", pci_name(dev),
+		(unsigned long long)rp->start, prot);
 
 	return __pgprot(prot);
 }
@@ -1130,7 +1130,7 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn)
 
 void pci_resource_to_user(const struct pci_dev *dev, int bar,
 			  const struct resource *rsrc,
-			  u64 *start, u64 *end)
+			  resource_size_t *start, resource_size_t *end)
 {
 	struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
 	unsigned long offset = 0;

arch/sh/boards/mpc1211/pci.c

@@ -273,9 +273,9 @@ void __init pcibios_fixup_irqs(void)
 }
 
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
-	unsigned long start = res->start;
+	resource_size_t start = res->start;
 
 	if (res->flags & IORESOURCE_IO) {
 		if (start >= 0x10000UL) {

arch/sh/boards/overdrive/galileo.c

@@ -536,7 +536,7 @@ void __init pcibios_fixup_bus(struct pci_bus *bus)
 }
 
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size)
+			    resource_size_t size)
 {
 }
 

arch/sh/drivers/pci/pci.c

@@ -75,7 +75,7 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root,
 }
 
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 			    __attribute__ ((weak));
 
 /*
@@ -85,10 +85,10 @@ void pcibios_align_resource(void *data, struct resource *res,
  * modulo 0x400.
  */
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (start & 0x300) {
 			start = (start + 0x3ff) & ~0x3ff;

arch/sh64/kernel/pcibios.c

@@ -69,10 +69,10 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root,
  * modulo 0x400.
  */
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (start & 0x300) {
 			start = (start + 0x3ff) & ~0x3ff;

arch/sparc/kernel/pcic.c

@@ -860,7 +860,7 @@ char * __init pcibios_setup(char *str)
 }
 
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
 }
 

arch/sparc64/kernel/pci.c

@@ -357,7 +357,7 @@ void pcibios_update_irq(struct pci_dev *pdev, int irq)
 }
 
 void pcibios_align_resource(void *data, struct resource *res,
-			    unsigned long size, unsigned long align)
+			    resource_size_t size, resource_size_t align)
 {
 }
 

arch/v850/kernel/rte_mb_a_pci.c

@@ -329,7 +329,7 @@ void pcibios_fixup_bus(struct pci_bus *b)
 
 void
 pcibios_align_resource (void *data, struct resource *res,
-			unsigned long size, unsigned long align)
+			resource_size_t size, resource_size_t align)
 {
 }
 

arch/xtensa/kernel/pci.c

@@ -71,13 +71,13 @@ static int pci_bus_count;
  * which might have be mirrored at 0x0100-0x03ff..
  */
 void
-pcibios_align_resource(void *data, struct resource *res, unsigned long size,
-    		       unsigned long align)
+pcibios_align_resource(void *data, struct resource *res, resource_size_t size,
+    		       resource_size_t align)
 {
 	struct pci_dev *dev = data;
 
 	if (res->flags & IORESOURCE_IO) {
-		unsigned long start = res->start;
+		resource_size_t start = res->start;
 
 		if (size > 0x100) {
 			printk(KERN_ERR "PCI: I/O Region %s/%d too large"

drivers/pci/bus.c

@@ -34,10 +34,10 @@
  */
 int
 pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
-	unsigned long size, unsigned long align, unsigned long min,
-	unsigned int type_mask,
-	void (*alignf)(void *, struct resource *,
-			unsigned long, unsigned long),
+		resource_size_t size, resource_size_t align,
+		resource_size_t min, unsigned int type_mask,
+		void (*alignf)(void *, struct resource *, resource_size_t,
+				resource_size_t),
 		void *alignf_data)
 {
 	int i, ret = -ENOMEM;

drivers/pci/pci-sysfs.c

@@ -87,7 +87,7 @@ resource_show(struct device * dev, struct device_attribute *attr, char * buf)
 	char * str = buf;
 	int i;
 	int max = 7;
-	u64 start, end;
+	resource_size_t start, end;
 
 	if (pci_dev->subordinate)
 		max = DEVICE_COUNT_RESOURCE;
@@ -365,7 +365,7 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr,
 						       struct device, kobj));
 	struct resource *res = (struct resource *)attr->private;
 	enum pci_mmap_state mmap_type;
-	u64 start, end;
+	resource_size_t start, end;
 	int i;
 
 	for (i = 0; i < PCI_ROM_RESOURCE; i++)

drivers/pci/pci.h

@@ -6,10 +6,10 @@ extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
 extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
 extern void pci_cleanup_rom(struct pci_dev *dev);
 extern int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
-				  unsigned long size, unsigned long align,
-				  unsigned long min, unsigned int type_mask,
+				  resource_size_t size, resource_size_t align,
+				  resource_size_t min, unsigned int type_mask,
 				  void (*alignf)(void *, struct resource *,
-					  	 unsigned long, unsigned long),
+					      resource_size_t, resource_size_t),
 				  void *alignf_data);
 /* Firmware callbacks */
 extern int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);

drivers/pci/proc.c

@@ -350,14 +350,14 @@ static int show_device(struct seq_file *m, void *v)
 			dev->irq);
 	/* Here should be 7 and not PCI_NUM_RESOURCES as we need to preserve compatibility */
 	for (i=0; i<7; i++) {
-		u64 start, end;
+		resource_size_t start, end;
 		pci_resource_to_user(dev, i, &dev->resource[i], &start, &end);
 		seq_printf(m, "\t%16llx",
 			(unsigned long long)(start |
 			(dev->resource[i].flags & PCI_REGION_FLAG_MASK)));
 	}
 	for (i=0; i<7; i++) {
-		u64 start, end;
+		resource_size_t start, end;
 		pci_resource_to_user(dev, i, &dev->resource[i], &start, &end);
 		seq_printf(m, "\t%16llx",
 			dev->resource[i].start < dev->resource[i].end ?

drivers/pci/rom.c

@@ -80,8 +80,8 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
 	} else {
 		if (res->flags & IORESOURCE_ROM_COPY) {
 			*size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
-			return (void __iomem *)pci_resource_start(pdev,
-							     PCI_ROM_RESOURCE);
+			return (void __iomem *)(unsigned long)
+				pci_resource_start(pdev, PCI_ROM_RESOURCE);
 		} else {
 			/* assign the ROM an address if it doesn't have one */
 			if (res->parent == NULL &&
@@ -170,11 +170,11 @@ void __iomem *pci_map_rom_copy(struct pci_dev *pdev, size_t *size)
 		return rom;
 
 	res->end = res->start + *size;
-	memcpy_fromio((void*)res->start, rom, *size);
+	memcpy_fromio((void*)(unsigned long)res->start, rom, *size);
 	pci_unmap_rom(pdev, rom);
 	res->flags |= IORESOURCE_ROM_COPY;
 
-	return (void __iomem *)res->start;
+	return (void __iomem *)(unsigned long)res->start;
 }
 
 /**
@@ -227,7 +227,7 @@ void pci_cleanup_rom(struct pci_dev *pdev)
 {
 	struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
 	if (res->flags & IORESOURCE_ROM_COPY) {
-		kfree((void*)res->start);
+		kfree((void*)(unsigned long)res->start);
 		res->flags &= ~IORESOURCE_ROM_COPY;
 		res->start = 0;
 		res->end = 0;

drivers/pci/setup-res.c

@@ -121,7 +121,7 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
 {
 	struct pci_bus *bus = dev->bus;
 	struct resource *res = dev->resource + resno;
-	unsigned long size, min, align;
+	resource_size_t size, min, align;
 	int ret;
 
 	size = res->end - res->start + 1;
@@ -209,7 +209,7 @@ pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
 	for (i = 0; i < PCI_NUM_RESOURCES; i++) {
 		struct resource *r;
 		struct resource_list *list, *tmp;
-		unsigned long r_align;
+		resource_size_t r_align;
 
 		r = &dev->resource[i];
 		r_align = r->end - r->start;
@@ -225,7 +225,7 @@ pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
 		}
 		r_align = (i < PCI_BRIDGE_RESOURCES) ? r_align + 1 : r->start;
 		for (list = head; ; list = list->next) {
-			unsigned long align = 0;
+			resource_size_t align = 0;
 			struct resource_list *ln = list->next;
 			int idx;
 

include/asm-arm/mach/pci.h

@@ -28,7 +28,7 @@ struct hw_pci {
 struct pci_sys_data {
 	struct list_head node;
 	int		busnr;		/* primary bus number			*/
-	unsigned long	mem_offset;	/* bus->cpu memory mapping offset	*/
+	u64		mem_offset;	/* bus->cpu memory mapping offset	*/
 	unsigned long	io_offset;	/* bus->cpu IO mapping offset		*/
 	struct pci_bus	*bus;		/* PCI bus				*/
 	struct resource *resource[3];	/* Primary PCI bus resources		*/

include/asm-powerpc/pci.h

@@ -242,7 +242,7 @@ extern pgprot_t	pci_phys_mem_access_prot(struct file *file,
 #define HAVE_ARCH_PCI_RESOURCE_TO_USER
 extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
 				 const struct resource *rsrc,
-				 u64 *start, u64 *end);
+				 resource_size_t *start, resource_size_t *end);
 #endif /* CONFIG_PPC_MULTIPLATFORM || CONFIG_PPC32 */
 
 #endif	/* __KERNEL__ */

include/asm-ppc/pci.h

@@ -133,7 +133,7 @@ extern pgprot_t	pci_phys_mem_access_prot(struct file *file,
 #define HAVE_ARCH_PCI_RESOURCE_TO_USER
 extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
 				 const struct resource *rsrc,
-				 u64 *start, u64 *end);
+				 resource_size_t *start, resource_size_t *end);
 
 
 #endif	/* __KERNEL__ */

include/linux/pci.h

@@ -404,8 +404,8 @@ int pcibios_enable_device(struct pci_dev *, int mask);
 char *pcibios_setup (char *str);
 
 /* Used only when drivers/pci/setup.c is used */
-void pcibios_align_resource(void *, struct resource *,
-			    unsigned long, unsigned long);
+void pcibios_align_resource(void *, struct resource *, resource_size_t,
+				resource_size_t);
 void pcibios_update_irq(struct pci_dev *, int irq);
 
 /* Generic PCI functions used internally */
@@ -532,10 +532,10 @@ void pci_release_region(struct pci_dev *, int);
 
 /* drivers/pci/bus.c */
 int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
-			   unsigned long size, unsigned long align,
-			   unsigned long min, unsigned int type_mask,
+			   resource_size_t size, resource_size_t align,
+			   resource_size_t min, unsigned int type_mask,
 			   void (*alignf)(void *, struct resource *,
-					  unsigned long, unsigned long),
+					  resource_size_t, resource_size_t),
 			   void *alignf_data);
 void pci_enable_bridges(struct pci_bus *bus);
 
@@ -730,7 +730,8 @@ static inline char *pci_name(struct pci_dev *pdev)
  */
 #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, u64 *start, u64 *end)
+                const struct resource *rsrc, resource_size_t *start,
+		resource_size_t *end)
 {
 	*start = rsrc->start;
 	*end = rsrc->end;