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authorPaul Burton <paul.burton@imgtec.com>2014-03-24 14:19:31 +0400
committerRalf Baechle <ralf@linux-mips.org>2014-03-31 20:17:12 +0400
commit0c2cb004b262987f7ab84d0c40b7bff74ed5d17b (patch)
tree0a10cab45f14dc1c93645c63cf66add32b0bd1ad /arch/mips
parentf0cff5c86f7d3be0084eedbf449c3f47638e76f2 (diff)
downloadlinux-0c2cb004b262987f7ab84d0c40b7bff74ed5d17b.tar.xz
MIPS: smp-mt: Use common GIC IPI implementation
Rather than duplicating the GIC IPI send function, share the one already used by CONFIG_MIPS_CPS & CONFIG_MIPS_CMP. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Paul Burton <paul.burton@imgtec.com> Patchwork: https://patchwork.linux-mips.org/patch/6653/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/mips/kernel/smp-mt.c23
2 files changed, 2 insertions, 22 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a5ea11d8ec4e..14aeb174e00f 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1918,6 +1918,7 @@ config MIPS_MT_SMP
select CPU_MIPSR2_IRQ_VI
select CPU_MIPSR2_IRQ_EI
select SYNC_R4K
+ select MIPS_GIC_IPI
select MIPS_MT
select SMP
select SMP_UP
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c
index 3378c452e5d7..f8e13149604d 100644
--- a/arch/mips/kernel/smp-mt.c
+++ b/arch/mips/kernel/smp-mt.c
@@ -113,27 +113,6 @@ static void __init smvp_tc_init(unsigned int tc, unsigned int mvpconf0)
write_tc_c0_tchalt(TCHALT_H);
}
-#ifdef CONFIG_IRQ_GIC
-static void mp_send_ipi_single(int cpu, unsigned int action)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch (action) {
- case SMP_CALL_FUNCTION:
- gic_send_ipi(plat_ipi_call_int_xlate(cpu));
- break;
-
- case SMP_RESCHEDULE_YOURSELF:
- gic_send_ipi(plat_ipi_resched_int_xlate(cpu));
- break;
- }
-
- local_irq_restore(flags);
-}
-#endif
-
static void vsmp_send_ipi_single(int cpu, unsigned int action)
{
int i;
@@ -142,7 +121,7 @@ static void vsmp_send_ipi_single(int cpu, unsigned int action)
#ifdef CONFIG_IRQ_GIC
if (gic_present) {
- mp_send_ipi_single(cpu, action);
+ gic_send_ipi_single(cpu, action);
return;
}
#endif