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Subject[PATCH v3 6/9] powerpc/powernv: set power_save func after the idle states are initialized
Date
pnv_init_idle_states discovers supported idle states from the
device tree and does the required initialization. Set power_save
function pointer only after this initialization is done

Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Shreyas B. Prabhu <shreyas@linux.vnet.ibm.com>
---
arch/powerpc/platforms/powernv/idle.c | 3 +++
arch/powerpc/platforms/powernv/setup.c | 2 +-
2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c
index fcc8b68..fbb09fb 100644
--- a/arch/powerpc/platforms/powernv/idle.c
+++ b/arch/powerpc/platforms/powernv/idle.c
@@ -285,6 +285,9 @@ static int __init pnv_init_idle_states(void)
}

pnv_alloc_idle_core_states();
+
+ if (supported_cpuidle_states & OPAL_PM_NAP_ENABLED)
+ ppc_md.power_save = power7_idle;
out_free:
kfree(flags);
out:
diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c
index ee6430b..8492bbb 100644
--- a/arch/powerpc/platforms/powernv/setup.c
+++ b/arch/powerpc/platforms/powernv/setup.c
@@ -315,7 +315,7 @@ define_machine(powernv) {
.get_proc_freq = pnv_get_proc_freq,
.progress = pnv_progress,
.machine_shutdown = pnv_shutdown,
- .power_save = power7_idle,
+ .power_save = NULL,
.calibrate_decr = generic_calibrate_decr,
#ifdef CONFIG_KEXEC
.kexec_cpu_down = pnv_kexec_cpu_down,
--
2.4.11
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