diff options
| author | Rashmica Gupta <rashmicy@gmail.com> | 2016-05-30 08:18:12 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-06-14 05:58:26 +0200 |
| commit | 86425bedd5b69ea5969ff11bb07c8e5ff7117976 (patch) | |
| tree | b2fc1f347cea061c12b258a7fd525abcfab79445 /arch/powerpc/platforms/pseries/smp.c | |
| parent | powerpc/pseries: Drop support for MPIC in pseries (diff) | |
| download | linux-86425bedd5b69ea5969ff11bb07c8e5ff7117976.tar.xz linux-86425bedd5b69ea5969ff11bb07c8e5ff7117976.zip | |
powerpc/pseries: Remove MPIC from pseries smp
MPIC was only used by Power3 which is now unsupported, so remove MPIC
code. XICS is now the only supported interrupt controller for
pSeries so do some cleanups too.
Signed-off-by: Rashmica Gupta <rashmicy@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/pseries/smp.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/smp.c | 31 |
1 files changed, 5 insertions, 26 deletions
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index 6932ea803e33..f6f83aeccaaa 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -38,7 +38,6 @@ #include <asm/cputable.h> #include <asm/firmware.h> #include <asm/rtas.h> -#include <asm/mpic.h> #include <asm/vdso_datapage.h> #include <asm/cputhreads.h> #include <asm/xics.h> @@ -140,7 +139,7 @@ out: return 1; } -static void smp_xics_setup_cpu(int cpu) +static void smp_setup_cpu(int cpu) { if (cpu != boot_cpuid) xics_setup_cpu(); @@ -207,28 +206,22 @@ static __init void pSeries_smp_probe(void) } } -static struct smp_ops_t pSeries_mpic_smp_ops = { - .message_pass = smp_mpic_message_pass, - .probe = smp_mpic_probe, - .kick_cpu = smp_pSeries_kick_cpu, - .setup_cpu = smp_mpic_setup_cpu, -}; - -static struct smp_ops_t pSeries_xics_smp_ops = { +static struct smp_ops_t pseries_smp_ops = { .message_pass = NULL, /* Use smp_muxed_ipi_message_pass */ .cause_ipi = NULL, /* Filled at runtime by pSeries_smp_probe() */ .probe = pSeries_smp_probe, .kick_cpu = smp_pSeries_kick_cpu, - .setup_cpu = smp_xics_setup_cpu, + .setup_cpu = smp_setup_cpu, .cpu_bootable = smp_generic_cpu_bootable, }; /* This is called very early */ -static void __init smp_init_pseries(void) +void __init smp_init_pseries(void) { int i; pr_debug(" -> smp_init_pSeries()\n"); + smp_ops = &pseries_smp_ops; alloc_bootmem_cpumask_var(&of_spin_mask); @@ -258,17 +251,3 @@ static void __init smp_init_pseries(void) pr_debug(" <- smp_init_pSeries()\n"); } - -void __init smp_init_pseries_mpic(void) -{ - smp_ops = &pSeries_mpic_smp_ops; - - smp_init_pseries(); -} - -void __init smp_init_pseries_xics(void) -{ - smp_ops = &pSeries_xics_smp_ops; - - smp_init_pseries(); -} |