提交 10f6567e 编写于 作者: P Pete Popov 提交者: Ralf Baechle

Removed __ilog2 since it's no longer needed and conflicts with the

generic one.
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 7a0fc58c
...@@ -90,29 +90,6 @@ static inline u32 au_readl(unsigned long reg) ...@@ -90,29 +90,6 @@ static inline u32 au_readl(unsigned long reg)
return (*(volatile u32 *)reg); return (*(volatile u32 *)reg);
} }
/* These next three functions should be a generic part of the MIPS
* kernel (with the 'au_' removed from the name) and selected for
* processors that support the instructions.
* Taken from PPC tree. -- Dan
*/
/* Return the bit position of the most significant 1 bit in a word */
static __inline__ int __ilog2(unsigned int x)
{
int lz;
asm volatile (
".set\tnoreorder\n\t"
".set\tnoat\n\t"
".set\tmips32\n\t"
"clz\t%0,%1\n\t"
".set\tmips0\n\t"
".set\tat\n\t"
".set\treorder"
: "=r" (lz)
: "r" (x));
return 31 - lz;
}
static __inline__ int au_ffz(unsigned int x) static __inline__ int au_ffz(unsigned int x)
{ {
......
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