diff options
Diffstat (limited to 'include/asm-arm')
-rw-r--r-- | include/asm-arm/bitops.h | 9 | ||||
-rw-r--r-- | include/asm-arm/pci.h | 8 |
2 files changed, 16 insertions, 1 deletions
diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h index 5c60bfc1a84d..9a1db20e032a 100644 --- a/include/asm-arm/bitops.h +++ b/include/asm-arm/bitops.h | |||
@@ -277,9 +277,16 @@ static inline int constant_fls(int x) | |||
277 | * the clz instruction for much better code efficiency. | 277 | * the clz instruction for much better code efficiency. |
278 | */ | 278 | */ |
279 | 279 | ||
280 | #define fls(x) \ | 280 | #define __fls(x) \ |
281 | ( __builtin_constant_p(x) ? constant_fls(x) : \ | 281 | ( __builtin_constant_p(x) ? constant_fls(x) : \ |
282 | ({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) ) | 282 | ({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) ) |
283 | |||
284 | /* Implement fls() in C so that 64-bit args are suitably truncated */ | ||
285 | static inline int fls(int x) | ||
286 | { | ||
287 | return __fls(x); | ||
288 | } | ||
289 | |||
283 | #define ffs(x) ({ unsigned long __t = (x); fls(__t & -__t); }) | 290 | #define ffs(x) ({ unsigned long __t = (x); fls(__t & -__t); }) |
284 | #define __ffs(x) (ffs(x) - 1) | 291 | #define __ffs(x) (ffs(x) - 1) |
285 | #define ffz(x) __ffs( ~(x) ) | 292 | #define ffz(x) __ffs( ~(x) ) |
diff --git a/include/asm-arm/pci.h b/include/asm-arm/pci.h index 75feb1574a69..2d84792f2e12 100644 --- a/include/asm-arm/pci.h +++ b/include/asm-arm/pci.h | |||
@@ -78,6 +78,14 @@ pcibios_select_root(struct pci_dev *pdev, struct resource *res) | |||
78 | return root; | 78 | return root; |
79 | } | 79 | } |
80 | 80 | ||
81 | /* | ||
82 | * Dummy implementation; always return 0. | ||
83 | */ | ||
84 | static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) | ||
85 | { | ||
86 | return 0; | ||
87 | } | ||
88 | |||
81 | #endif /* __KERNEL__ */ | 89 | #endif /* __KERNEL__ */ |
82 | 90 | ||
83 | #endif | 91 | #endif |