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| author |   Ralf Baechle <ralf@linux-mips.org> | 2007-03-02 20:42:04 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-01-29 10:14:57 +0000 |
| commit | 0ab7aefc4d43a6dee26c891b41ef9c7a67d2379b (patch) | |
| tree | 4a627b7079979ad43b08cef297b2a6eb78d0a78e /arch/mips/kernel/smp-mt.c | |
| parent | [MIPS] tlbex.c: cleanup debug code (diff) | |
| download | linux-dev-0ab7aefc4d43a6dee26c891b41ef9c7a67d2379b.tar.xz linux-dev-0ab7aefc4d43a6dee26c891b41ef9c7a67d2379b.zip | |
[MIPS] MT: Scheduler support for SMT
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/smp-mt.c')
| -rw-r--r-- | arch/mips/kernel/smp-mt.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c index 94e210cc6cb6..2ab0b7eeaa7e 100644 --- a/arch/mips/kernel/smp-mt.c +++ b/arch/mips/kernel/smp-mt.c @@ -22,6 +22,7 @@ #include <linux/cpumask.h> #include <linux/interrupt.h> #include <linux/compiler.h> +#include <linux/smp.h> #include <asm/atomic.h> #include <asm/cacheflush.h> @@ -30,7 +31,6 @@ #include <asm/system.h> #include <asm/hardirq.h> #include <asm/mmu_context.h> -#include <asm/smp.h> #include <asm/time.h> #include <asm/mipsregs.h> #include <asm/mipsmtregs.h> @@ -223,6 +223,7 @@ static void __init smp_tc_init(unsigned int tc, unsigned int mvpconf0) void __init plat_smp_setup(void) { unsigned int mvpconf0, ntc, tc, ncpu = 0; + unsigned int nvpe; #ifdef CONFIG_MIPS_MT_FPAFF /* If we have an FPU, enroll ourselves in the FPU-full mask */ @@ -242,6 +243,9 @@ void __init plat_smp_setup(void) mvpconf0 = read_c0_mvpconf0(); ntc = (mvpconf0 & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT; + nvpe = ((mvpconf0 & MVPCONF0_PVPE) >> MVPCONF0_PVPE_SHIFT) + 1; + smp_num_siblings = nvpe; + /* we'll always have more TC's than VPE's, so loop setting everything to a sensible state */ for (tc = 0; tc <= ntc; tc++) { |