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>
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 4fff4d4..4e33846 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -18,6 +18,7 @@
#include <linux/io.h>
#include <asm/cacheflush.h>
+#include <asm/hardware/gic.h>
#include <asm/smp_scu.h>
#include <mach/hardware.h>
#include <mach/setup.h>
@@ -94,7 +95,7 @@
*/
write_pen_release(cpu);
- smp_cross_call(cpumask_of(cpu), 1);
+ gic_raise_softirq(cpumask_of(cpu), 1);
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -162,6 +163,8 @@
for (i = 0; i < ncores; i++)
set_cpu_possible(i, true);
+
+ set_smp_cross_call(gic_raise_softirq);
}
void __init platform_smp_prepare_cpus(unsigned int max_cpus)