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ARM: pxa: fix cpu_is_pxa*() not expanding to zero when not configured

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When CONFIG_PXA3xx is not selected, cpu_is_pxa3xx() doesn't expand to
zero, which in some places doesn't result in correct optimization.

Signed-off-by: Eric Miao <[email protected]>
Reported-and-tested-by: Marek Vasut <[email protected]>
This commit is contained in:
Eric Miao 2010-09-07 15:10:14 +08:00 • committed by Eric Miao
commit cfc6a554d7
1 changed files with 12 additions and 0 deletions
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12
arch/arm/mach-pxa/include/mach/hardware.h
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@ -264,23 +264,35 @@
* <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
* == 0x3 for pxa300/pxa310/pxa320
*/
#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
#define __cpu_is_pxa2xx(id) \
({ \
unsigned int _id = (id) >> 13 & 0x7; \
_id <= 0x2; \
})
#else
#define __cpu_is_pxa2xx(id) (0)
#endif
#ifdef CONFIG_PXA3xx
#define __cpu_is_pxa3xx(id) \
({ \
unsigned int _id = (id) >> 13 & 0x7; \
_id == 0x3; \
})
#else
#define __cpu_is_pxa3xx(id) (0)
#endif
#if defined(CONFIG_CPU_PXA930) || defined(CONFIG_CPU_PXA935)
#define __cpu_is_pxa93x(id) \
({ \
unsigned int _id = (id) >> 4 & 0xfff; \
_id == 0x683 || _id == 0x693; \
})
#else
#define __cpu_is_pxa93x(id) (0)
#endif
#define cpu_is_pxa2xx() \
({ \