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path: root/drivers/of/address.c
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-rw-r--r--drivers/of/address.c54
1 files changed, 28 insertions, 26 deletions
diff --git a/drivers/of/address.c b/drivers/of/address.c
index 3a1c7e70b192..b4559c58c095 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -12,13 +12,13 @@
12 (ns) > 0) 12 (ns) > 0)
13 13
14static struct of_bus *of_match_bus(struct device_node *np); 14static struct of_bus *of_match_bus(struct device_node *np);
15static int __of_address_to_resource(struct device_node *dev, const u32 *addrp, 15static int __of_address_to_resource(struct device_node *dev,
16 u64 size, unsigned int flags, 16 const __be32 *addrp, u64 size, unsigned int flags,
17 struct resource *r); 17 struct resource *r);
18 18
19/* Debug utility */ 19/* Debug utility */
20#ifdef DEBUG 20#ifdef DEBUG
21static void of_dump_addr(const char *s, const u32 *addr, int na) 21static void of_dump_addr(const char *s, const __be32 *addr, int na)
22{ 22{
23 printk(KERN_DEBUG "%s", s); 23 printk(KERN_DEBUG "%s", s);
24 while (na--) 24 while (na--)
@@ -26,7 +26,7 @@ static void of_dump_addr(const char *s, const u32 *addr, int na)
26 printk("\n"); 26 printk("\n");
27} 27}
28#else 28#else
29static void of_dump_addr(const char *s, const u32 *addr, int na) { } 29static void of_dump_addr(const char *s, const __be32 *addr, int na) { }
30#endif 30#endif
31 31
32/* Callbacks for bus specific translators */ 32/* Callbacks for bus specific translators */
@@ -36,10 +36,10 @@ struct of_bus {
36 int (*match)(struct device_node *parent); 36 int (*match)(struct device_node *parent);
37 void (*count_cells)(struct device_node *child, 37 void (*count_cells)(struct device_node *child,
38 int *addrc, int *sizec); 38 int *addrc, int *sizec);
39 u64 (*map)(u32 *addr, const u32 *range, 39 u64 (*map)(u32 *addr, const __be32 *range,
40 int na, int ns, int pna); 40 int na, int ns, int pna);
41 int (*translate)(u32 *addr, u64 offset, int na); 41 int (*translate)(u32 *addr, u64 offset, int na);
42 unsigned int (*get_flags)(const u32 *addr); 42 unsigned int (*get_flags)(const __be32 *addr);
43}; 43};
44 44
45/* 45/*
@@ -55,7 +55,7 @@ static void of_bus_default_count_cells(struct device_node *dev,
55 *sizec = of_n_size_cells(dev); 55 *sizec = of_n_size_cells(dev);
56} 56}
57 57
58static u64 of_bus_default_map(u32 *addr, const u32 *range, 58static u64 of_bus_default_map(u32 *addr, const __be32 *range,
59 int na, int ns, int pna) 59 int na, int ns, int pna)
60{ 60{
61 u64 cp, s, da; 61 u64 cp, s, da;
@@ -85,7 +85,7 @@ static int of_bus_default_translate(u32 *addr, u64 offset, int na)
85 return 0; 85 return 0;
86} 86}
87 87
88static unsigned int of_bus_default_get_flags(const u32 *addr) 88static unsigned int of_bus_default_get_flags(const __be32 *addr)
89{ 89{
90 return IORESOURCE_MEM; 90 return IORESOURCE_MEM;
91} 91}
@@ -110,10 +110,10 @@ static void of_bus_pci_count_cells(struct device_node *np,
110 *sizec = 2; 110 *sizec = 2;
111} 111}
112 112
113static unsigned int of_bus_pci_get_flags(const u32 *addr) 113static unsigned int of_bus_pci_get_flags(const __be32 *addr)
114{ 114{
115 unsigned int flags = 0; 115 unsigned int flags = 0;
116 u32 w = addr[0]; 116 u32 w = be32_to_cpup(addr);
117 117
118 switch((w >> 24) & 0x03) { 118 switch((w >> 24) & 0x03) {
119 case 0x01: 119 case 0x01:
@@ -129,7 +129,8 @@ static unsigned int of_bus_pci_get_flags(const u32 *addr)
129 return flags; 129 return flags;
130} 130}
131 131
132static u64 of_bus_pci_map(u32 *addr, const u32 *range, int na, int ns, int pna) 132static u64 of_bus_pci_map(u32 *addr, const __be32 *range, int na, int ns,
133 int pna)
133{ 134{
134 u64 cp, s, da; 135 u64 cp, s, da;
135 unsigned int af, rf; 136 unsigned int af, rf;
@@ -160,7 +161,7 @@ static int of_bus_pci_translate(u32 *addr, u64 offset, int na)
160 return of_bus_default_translate(addr + 1, offset, na - 1); 161 return of_bus_default_translate(addr + 1, offset, na - 1);
161} 162}
162 163
163const u32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size, 164const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size,
164 unsigned int *flags) 165 unsigned int *flags)
165{ 166{
166 const __be32 *prop; 167 const __be32 *prop;
@@ -207,7 +208,7 @@ EXPORT_SYMBOL(of_get_pci_address);
207int of_pci_address_to_resource(struct device_node *dev, int bar, 208int of_pci_address_to_resource(struct device_node *dev, int bar,
208 struct resource *r) 209 struct resource *r)
209{ 210{
210 const u32 *addrp; 211 const __be32 *addrp;
211 u64 size; 212 u64 size;
212 unsigned int flags; 213 unsigned int flags;
213 214
@@ -237,12 +238,13 @@ static void of_bus_isa_count_cells(struct device_node *child,
237 *sizec = 1; 238 *sizec = 1;
238} 239}
239 240
240static u64 of_bus_isa_map(u32 *addr, const u32 *range, int na, int ns, int pna) 241static u64 of_bus_isa_map(u32 *addr, const __be32 *range, int na, int ns,
242 int pna)
241{ 243{
242 u64 cp, s, da; 244 u64 cp, s, da;
243 245
244 /* Check address type match */ 246 /* Check address type match */
245 if ((addr[0] ^ range[0]) & 0x00000001) 247 if ((addr[0] ^ range[0]) & cpu_to_be32(1))
246 return OF_BAD_ADDR; 248 return OF_BAD_ADDR;
247 249
248 /* Read address values, skipping high cell */ 250 /* Read address values, skipping high cell */
@@ -264,10 +266,10 @@ static int of_bus_isa_translate(u32 *addr, u64 offset, int na)
264 return of_bus_default_translate(addr + 1, offset, na - 1); 266 return of_bus_default_translate(addr + 1, offset, na - 1);
265} 267}
266 268
267static unsigned int of_bus_isa_get_flags(const u32 *addr) 269static unsigned int of_bus_isa_get_flags(const __be32 *addr)
268{ 270{
269 unsigned int flags = 0; 271 unsigned int flags = 0;
270 u32 w = addr[0]; 272 u32 w = be32_to_cpup(addr);
271 273
272 if (w & 1) 274 if (w & 1)
273 flags |= IORESOURCE_IO; 275 flags |= IORESOURCE_IO;
@@ -330,7 +332,7 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus,
330 struct of_bus *pbus, u32 *addr, 332 struct of_bus *pbus, u32 *addr,
331 int na, int ns, int pna, const char *rprop) 333 int na, int ns, int pna, const char *rprop)
332{ 334{
333 const u32 *ranges; 335 const __be32 *ranges;
334 unsigned int rlen; 336 unsigned int rlen;
335 int rone; 337 int rone;
336 u64 offset = OF_BAD_ADDR; 338 u64 offset = OF_BAD_ADDR;
@@ -398,7 +400,7 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus,
398 * that can be mapped to a cpu physical address). This is not really specified 400 * that can be mapped to a cpu physical address). This is not really specified
399 * that way, but this is traditionally the way IBM at least do things 401 * that way, but this is traditionally the way IBM at least do things
400 */ 402 */
401u64 __of_translate_address(struct device_node *dev, const u32 *in_addr, 403u64 __of_translate_address(struct device_node *dev, const __be32 *in_addr,
402 const char *rprop) 404 const char *rprop)
403{ 405{
404 struct device_node *parent = NULL; 406 struct device_node *parent = NULL;
@@ -475,22 +477,22 @@ u64 __of_translate_address(struct device_node *dev, const u32 *in_addr,
475 return result; 477 return result;
476} 478}
477 479
478u64 of_translate_address(struct device_node *dev, const u32 *in_addr) 480u64 of_translate_address(struct device_node *dev, const __be32 *in_addr)
479{ 481{
480 return __of_translate_address(dev, in_addr, "ranges"); 482 return __of_translate_address(dev, in_addr, "ranges");
481} 483}
482EXPORT_SYMBOL(of_translate_address); 484EXPORT_SYMBOL(of_translate_address);
483 485
484u64 of_translate_dma_address(struct device_node *dev, const u32 *in_addr) 486u64 of_translate_dma_address(struct device_node *dev, const __be32 *in_addr)
485{ 487{
486 return __of_translate_address(dev, in_addr, "dma-ranges"); 488 return __of_translate_address(dev, in_addr, "dma-ranges");
487} 489}
488EXPORT_SYMBOL(of_translate_dma_address); 490EXPORT_SYMBOL(of_translate_dma_address);
489 491
490const u32 *of_get_address(struct device_node *dev, int index, u64 *size, 492const __be32 *of_get_address(struct device_node *dev, int index, u64 *size,
491 unsigned int *flags) 493 unsigned int *flags)
492{ 494{
493 const u32 *prop; 495 const __be32 *prop;
494 unsigned int psize; 496 unsigned int psize;
495 struct device_node *parent; 497 struct device_node *parent;
496 struct of_bus *bus; 498 struct of_bus *bus;
@@ -525,8 +527,8 @@ const u32 *of_get_address(struct device_node *dev, int index, u64 *size,
525} 527}
526EXPORT_SYMBOL(of_get_address); 528EXPORT_SYMBOL(of_get_address);
527 529
528static int __of_address_to_resource(struct device_node *dev, const u32 *addrp, 530static int __of_address_to_resource(struct device_node *dev,
529 u64 size, unsigned int flags, 531 const __be32 *addrp, u64 size, unsigned int flags,
530 struct resource *r) 532 struct resource *r)
531{ 533{
532 u64 taddr; 534 u64 taddr;
@@ -564,7 +566,7 @@ static int __of_address_to_resource(struct device_node *dev, const u32 *addrp,
564int of_address_to_resource(struct device_node *dev, int index, 566int of_address_to_resource(struct device_node *dev, int index,
565 struct resource *r) 567 struct resource *r)
566{ 568{
567 const u32 *addrp; 569 const __be32 *addrp;
568 u64 size; 570 u64 size;
569 unsigned int flags; 571 unsigned int flags;
570 572