summaryrefslogtreecommitdiff
path: root/arch/arm/mach-tegra/hotplug.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-tegra/hotplug.c')
-rw-r--r--arch/arm/mach-tegra/hotplug.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c
index dca5141a2c31..a599f6e36dea 100644
--- a/arch/arm/mach-tegra/hotplug.c
+++ b/arch/arm/mach-tegra/hotplug.c
@@ -10,15 +10,26 @@
*/
#include <linux/kernel.h>
#include <linux/smp.h>
+#include <linux/clk/tegra.h>
#include <asm/cacheflush.h>
#include <asm/smp_plat.h>
#include "sleep.h"
-#include "tegra_cpu_car.h"
static void (*tegra_hotplug_shutdown)(void);
+int tegra_cpu_kill(unsigned cpu)
+{
+ cpu = cpu_logical_map(cpu);
+
+ /* Clock gate the CPU */
+ tegra_wait_cpu_in_reset(cpu);
+ tegra_disable_cpu_clock(cpu);
+
+ return 1;
+}
+
/*
* platform-specific code to shutdown a CPU
*
@@ -26,18 +37,12 @@ static void (*tegra_hotplug_shutdown)(void);
*/
void __ref tegra_cpu_die(unsigned int cpu)
{
- cpu = cpu_logical_map(cpu);
-
- /* Flush the L1 data cache. */
- flush_cache_all();
+ /* Clean L1 data cache */
+ tegra_disable_clean_inv_dcache();
/* Shut down the current CPU. */
tegra_hotplug_shutdown();
- /* Clock gate the CPU */
- tegra_wait_cpu_in_reset(cpu);
- tegra_disable_cpu_clock(cpu);
-
/* Should never return here. */
BUG();
}