ARM: SoC: convert Tegra to SMP operations
Convert Tegra to use struct smp_operations to provide its SMP
and CPU hotplug operations.
Tested on Harmony.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c
index d8dc9dd..2440705 100644
--- a/arch/arm/mach-tegra/hotplug.c
+++ b/arch/arm/mach-tegra/hotplug.c
@@ -87,17 +87,12 @@
}
}
-int platform_cpu_kill(unsigned int cpu)
-{
- return 1;
-}
-
/*
* platform-specific code to shutdown a CPU
*
* Called with IRQs disabled
*/
-void platform_cpu_die(unsigned int cpu)
+void __ref tegra_cpu_die(unsigned int cpu)
{
int spurious = 0;
@@ -116,12 +111,3 @@
if (spurious)
pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
}
-
-int platform_cpu_disable(unsigned int cpu)
-{
- /*
- * we don't allow CPU 0 to be shutdown (it is still too special
- * e.g. clock tick interrupts)
- */
- return cpu == 0 ? -EPERM : 0;
-}