From a91942ae7ebd518006dcbeb2a1d7b147253c080e Mon Sep 17 00:00:00 2001 From: Geoff Levand Date: Mon, 19 Jun 2006 20:33:30 +0200 Subject: [POWERPC] spufs: fix spu irq affinity setting This changes the hypervisor abstraction of setting cpu affinity to a higher level to avoid platform dependent interrupt controller routines. I replaced spu_priv1_ops:spu_int_route_set() with a new routine spu_priv1_ops:spu_cpu_affinity_set(). As a by-product, this change eliminated what looked like an existing bug in the set affinity code where spu_int_route_set() mistakenly called int_stat_get(). Signed-off-by: Geoff Levand Signed-off-by: Arnd Bergmann Signed-off-by: Paul Mackerras --- arch/powerpc/platforms/cell/spu_priv1_mmio.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'arch/powerpc/platforms/cell/spu_priv1_mmio.c') diff --git a/arch/powerpc/platforms/cell/spu_priv1_mmio.c b/arch/powerpc/platforms/cell/spu_priv1_mmio.c index abe8a84925d..71b69f0a1a4 100644 --- a/arch/powerpc/platforms/cell/spu_priv1_mmio.c +++ b/arch/powerpc/platforms/cell/spu_priv1_mmio.c @@ -24,6 +24,8 @@ #include #include +#include "interrupt.h" + static void int_mask_and(struct spu *spu, int class, u64 mask) { u64 old_mask; @@ -60,8 +62,10 @@ static u64 int_stat_get(struct spu *spu, int class) return in_be64(&spu->priv1->int_stat_RW[class]); } -static void int_route_set(struct spu *spu, u64 route) +static void cpu_affinity_set(struct spu *spu, int cpu) { + u64 target = iic_get_target_id(cpu); + u64 route = target << 48 | target << 32 | target << 16; out_be64(&spu->priv1->int_route_RW, route); } @@ -138,7 +142,7 @@ const struct spu_priv1_ops spu_priv1_mmio_ops = .int_mask_get = int_mask_get, .int_stat_clear = int_stat_clear, .int_stat_get = int_stat_get, - .int_route_set = int_route_set, + .cpu_affinity_set = cpu_affinity_set, .mfc_dar_get = mfc_dar_get, .mfc_dsisr_get = mfc_dsisr_get, .mfc_dsisr_set = mfc_dsisr_set, -- cgit v1.2.3