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ARM: CPU hotplug: fix hard-coded control register constants 

Use the definition we've provided in asm/system.h rather than
numeric constants.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2010-12-19 11:36:33 +00:00
parent e9882777d9
commit e3d9c625f5
3 changed files with 12 additions and 12 deletions
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8
arch/arm/mach-realview/hotplug.c
View File

@ -31,10 +31,10 @@ static inline void cpu_enter_lowpower(void)
" bic %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, #0x04\n"
" bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
: "r" (0)
: "r" (0), "Ir" (CR_C)
: "cc");
}
@ -43,13 +43,13 @@ static inline void cpu_leave_lowpower(void)
unsigned int v;
asm volatile( "mrc p15, 0, %0, c1, c0, 0\n"
" orr %0, %0, #0x04\n"
" orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
:
: "Ir" (CR_C)
: "cc");
}

8
arch/arm/mach-s5pv310/hotplug.c
View File

@ -30,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
* Turn off coherency
*/
" mrc p15, 0, %0, c1, c0, 1\n"
" bic %0, %0, #0x20\n"
" bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, #0x04\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
: "r" (0)
: "r" (0), "Ir" (CR_C)
: "cc");
}
@ -46,13 +46,13 @@ static inline void cpu_leave_lowpower(void)
asm volatile(
"mrc p15, 0, %0, c1, c0, 0\n"
" orr %0, %0, #0x04\n"
" orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
:
: "Ir" (CR_C)
: "cc");
}

8
arch/arm/mach-tegra/hotplug.c
View File

@ -26,13 +26,13 @@ static inline void cpu_enter_lowpower(void)
* Turn off coherency
*/
" mrc p15, 0, %0, c1, c0, 1\n"
" bic %0, %0, #0x20\n"
" bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, #0x04\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
: "r" (0)
: "r" (0), "Ir" (CR_C)
: "cc");
}
@ -42,13 +42,13 @@ static inline void cpu_leave_lowpower(void)
asm volatile(
"mrc p15, 0, %0, c1, c0, 0\n"
" orr %0, %0, #0x04\n"
" orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
" orr %0, %0, #0x20\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
:
: "Ir" (CR_C)
: "cc");
}