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From: Leela Krishna Amudala <leela.krishna@linaro.org>
To: linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Cc: daniel.lezcano@linaro.org, nicolas.pitre@linaro.org,
	kgene.kim@samsung.com, amit.kucheria@linaro.org
Subject: [PATCH 2/2] ARM: EXYNOS: use generic exynos cpu power control functions
Date: Thu, 24 Apr 2014 15:01:59 +0530	[thread overview]
Message-ID: <1398331919-28321-3-git-send-email-leela.krishna@linaro.org> (raw)
In-Reply-To: <1398331919-28321-1-git-send-email-leela.krishna@linaro.org>

Use generic exynos cpu power control functions to power up/down
and to know the status of the cpu.

Signed-off-by: Leela Krishna Amudala <leela.krishna@linaro.org>
---
 arch/arm/mach-exynos/platsmp.c |    9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 03e5e9f..e3d005b 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -107,15 +107,12 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
 	 */
 	write_pen_release(phys_cpu);
 
-	if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
-		__raw_writel(S5P_CORE_LOCAL_PWR_EN,
-			     S5P_ARM_CORE1_CONFIGURATION);
-
+	if (!exynos_cpu_power_state(cpu)) {
+		exynos_cpu_powerup(cpu);
 		timeout = 10;
 
 		/* wait max 10 ms until cpu1 is on */
-		while ((__raw_readl(S5P_ARM_CORE1_STATUS)
-			& S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
+		while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) {
 			if (timeout-- == 0)
 				break;
 
-- 
1.7.9.5


WARNING: multiple messages have this Message-ID (diff)
From: leela.krishna@linaro.org (Leela Krishna Amudala)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] ARM: EXYNOS: use generic exynos cpu power control functions
Date: Thu, 24 Apr 2014 15:01:59 +0530	[thread overview]
Message-ID: <1398331919-28321-3-git-send-email-leela.krishna@linaro.org> (raw)
In-Reply-To: <1398331919-28321-1-git-send-email-leela.krishna@linaro.org>

Use generic exynos cpu power control functions to power up/down
and to know the status of the cpu.

Signed-off-by: Leela Krishna Amudala <leela.krishna@linaro.org>
---
 arch/arm/mach-exynos/platsmp.c |    9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 03e5e9f..e3d005b 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -107,15 +107,12 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
 	 */
 	write_pen_release(phys_cpu);
 
-	if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
-		__raw_writel(S5P_CORE_LOCAL_PWR_EN,
-			     S5P_ARM_CORE1_CONFIGURATION);
-
+	if (!exynos_cpu_power_state(cpu)) {
+		exynos_cpu_powerup(cpu);
 		timeout = 10;
 
 		/* wait max 10 ms until cpu1 is on */
-		while ((__raw_readl(S5P_ARM_CORE1_STATUS)
-			& S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
+		while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) {
 			if (timeout-- == 0)
 				break;
 
-- 
1.7.9.5

  parent reply	other threads:[~2014-04-24  9:32 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-24  9:31 [PATCH 0/2] Add generic cpu power control functions for exynos Leela Krishna Amudala
2014-04-24  9:31 ` Leela Krishna Amudala
2014-04-24  9:31 ` [PATCH 1/2] ARM: EXYNOS: Add generic cpu power control functions for all exynos based SoCs Leela Krishna Amudala
2014-04-24  9:31   ` Leela Krishna Amudala
2014-04-24  9:31   ` Leela Krishna Amudala
2014-04-24  9:31 ` Leela Krishna Amudala [this message]
2014-04-24  9:31   ` [PATCH 2/2] ARM: EXYNOS: use generic exynos cpu power control functions Leela Krishna Amudala
2014-04-24  9:54 ` [PATCH 0/2] Add generic cpu power control functions for exynos Daniel Lezcano
2014-04-24  9:54   ` Daniel Lezcano
2014-04-24 10:26   ` Leela Krishna Amudala
2014-04-24 10:26     ` Leela Krishna Amudala
2014-04-26 16:07     ` Abhilash Kesavan
2014-04-26 16:07       ` Abhilash Kesavan

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