diff mbox

[v16,04/11] ARM: cpuidle: Add cpuidle support for QCOM cpus

Message ID 1426631631-56937-5-git-send-email-lina.iyer@linaro.org
State New
Headers show

Commit Message

Lina Iyer March 17, 2015, 10:33 p.m. UTC
Register cpuidle ops for Krait Processor Sub-System. Supports v1 and v2
versions of KPSS.

Define ARM_QCOM_CPUIDLE config item to enable cpuidle support.

Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Kevin Hilman <khilman@linaro.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Lina Iyer <lina.iyer@linaro.org>
---
 arch/arm/include/asm/cpuidle_ops.h | 5 +++++
 drivers/cpuidle/Kconfig.arm        | 7 +++++++
 2 files changed, 12 insertions(+)
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Patch

diff --git a/arch/arm/include/asm/cpuidle_ops.h b/arch/arm/include/asm/cpuidle_ops.h
index be0a612..adc8874 100644
--- a/arch/arm/include/asm/cpuidle_ops.h
+++ b/arch/arm/include/asm/cpuidle_ops.h
@@ -1,3 +1,8 @@ 
 /*
  * List of cpuidle operations
  */
+
+#if IS_ENABLED(CONFIG_ARM_QCOM_CPUIDLE)
+CPUIDLE_OPS(qcom_kpss_v1)
+CPUIDLE_OPS(qcom_kpss_v2)
+#endif
diff --git a/drivers/cpuidle/Kconfig.arm b/drivers/cpuidle/Kconfig.arm
index 1ab9a48..b1494acb 100644
--- a/drivers/cpuidle/Kconfig.arm
+++ b/drivers/cpuidle/Kconfig.arm
@@ -75,3 +75,10 @@  config ARM_MVEBU_V7_CPUIDLE
 	depends on ARCH_MVEBU
 	help
 	  Select this to enable cpuidle on Armada 370, 38x and XP processors.
+
+config ARM_QCOM_CPUIDLE
+	bool "CPU Idle Driver for QCOM processors"
+	depends on ARCH_QCOM
+	select ARM_CPUIDLE
+	help
+	  Select this to enable cpuidle on QCOM processors.