ARM: consolidate SMP cross call implementation

Rather than having each platform class provide a mach/smp.h header for
smp_cross_call(), arrange for them to register the function with the
core ARM SMP code instead.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index ebc22e759325..9dc1c697fd2a 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -210,6 +210,8 @@ static void ct_ca9x4_init_cpu_map(void)
 
         for (i = 0; i < ncores; ++i)
                 set_cpu_possible(i, true);
+
+        set_smp_cross_call(gic_raise_softirq);
 }
 
 static void ct_ca9x4_smp_enable(unsigned int max_cpus)