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| author | Len Brown <len.brown@intel.com> | 2009-09-19 06:11:26 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-09-19 06:11:26 +0200 |
| commit | c602c65b2f81d14456771d1e3f15d1381f4b7efa (patch) | |
| tree | f1f833c8dd6c1519eeb101be32f7fe54a9605af5 /arch/mips/alchemy/common/time.c | |
| parent | SFI: remove unneeded includes (diff) | |
| parent | Merge branch 'x86-platform-for-linus' of git://git.kernel.org/pub/scm/linux/k... (diff) | |
| download | linux-c602c65b2f81d14456771d1e3f15d1381f4b7efa.tar.xz linux-c602c65b2f81d14456771d1e3f15d1381f4b7efa.zip | |
Merge branch 'linus' into sfi-release
Conflicts:
arch/x86/kernel/setup.c
drivers/acpi/power.c
init/main.c
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/mips/alchemy/common/time.c')
| -rw-r--r-- | arch/mips/alchemy/common/time.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c index 33fbae79af5e..f34ff8601942 100644 --- a/arch/mips/alchemy/common/time.c +++ b/arch/mips/alchemy/common/time.c @@ -36,14 +36,13 @@ #include <linux/interrupt.h> #include <linux/spinlock.h> +#include <asm/processor.h> #include <asm/time.h> #include <asm/mach-au1x00/au1000.h> /* 32kHz clock enabled and detected */ #define CNTR_OK (SYS_CNTRL_E0 | SYS_CNTRL_32S) -extern int allow_au1k_wait; /* default off for CP0 Counter */ - static cycle_t au1x_counter1_read(struct clocksource *cs) { return au_readl(SYS_RTCREAD); @@ -153,13 +152,17 @@ void __init plat_time_init(void) printk(KERN_INFO "Alchemy clocksource installed\n"); - /* can now use 'wait' */ - allow_au1k_wait = 1; return; cntr_err: - /* counters unusable, use C0 counter */ + /* + * MIPS kernel assigns 'au1k_wait' to 'cpu_wait' before this + * function is called. Because the Alchemy counters are unusable + * the C0 timekeeping code is installed and use of the 'wait' + * instruction must be prohibited, which is done most easily by + * assigning NULL to cpu_wait. + */ + cpu_wait = NULL; r4k_clockevent_init(); init_r4k_clocksource(); - allow_au1k_wait = 0; } |