ARM: exynos4: convert logical CPU numbers to physical numbers

This patch uses the new cpu_logical_map() macro for converting logical
CPU numbers into physical numbers when dealing with the pen_release
variable in the SMP boot and CPU hotplug paths.

Cc: Kukjin Kim <kgene.kim@samsung.com>
Tested-and-acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --git a/arch/arm/mach-exynos4/hotplug.c b/arch/arm/mach-exynos4/hotplug.c
index 7490789..da70e7e 100644 (file)
--- a/arch/arm/mach-exynos4/hotplug.c
+++ b/arch/arm/mach-exynos4/hotplug.c
@@ -75,7 +75,7 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
                    :
                    : "memory", "cc");
 
-               if (pen_release == cpu) {
+               if (pen_release == cpu_logical_map(cpu)) {
                        /*
                         * OK, proper wakeup, we're done
                         */

diff --git a/arch/arm/mach-exynos4/platsmp.c b/arch/arm/mach-exynos4/platsmp.c
index 7c2282c..0733814 100644 (file)
--- a/arch/arm/mach-exynos4/platsmp.c
+++ b/arch/arm/mach-exynos4/platsmp.c
@@ -126,7 +126,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
         * Note that "pen_release" is the hardware CPU ID, whereas
         * "cpu" is Linux's internal ID.
         */
-       write_pen_release(cpu);
+       write_pen_release(cpu_logical_map(cpu));
 
        if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
                __raw_writel(S5P_CORE_LOCAL_PWR_EN,