diff mbox

clk/samsung: exynos-audss: Replace syscore PM with platform device PM

Message ID 1480066794-18713-1-git-send-email-m.szyprowski@samsung.com
State New
Headers show

Commit Message

Marek Szyprowski Nov. 25, 2016, 9:39 a.m. UTC
Exynos AUDSS clock driver has beem already converted to platform driver, so
remove the dependency on the syscore ops - the last remaining non-platform
driver feature. Platform device's system sleep PM provides all needed
infrastructure for replacing syscore-based PM, so do it now.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

---
 drivers/clk/samsung/clk-exynos-audss.c | 24 ++++++++++--------------
 1 file changed, 10 insertions(+), 14 deletions(-)

-- 
1.9.1

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Comments

Javier Martinez Canillas Nov. 25, 2016, 1:12 p.m. UTC | #1
Hello Marek,

On 11/25/2016 06:39 AM, Marek Szyprowski wrote:
> Exynos AUDSS clock driver has beem already converted to platform driver, so


s/beem/been

> remove the dependency on the syscore ops - the last remaining non-platform

> driver feature. Platform device's system sleep PM provides all needed

> infrastructure for replacing syscore-based PM, so do it now.

> 

> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

> ---


The patch looks good to me.

Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>


Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America
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Chanwoo Choi Nov. 30, 2016, 12:33 a.m. UTC | #2
Dear Marek,

Looks good to me. I just proceeded the build test.

Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>


Best Regards,
Chanwoo Choi

On 2016년 11월 25일 18:39, Marek Szyprowski wrote:
> Exynos AUDSS clock driver has beem already converted to platform driver, so

> remove the dependency on the syscore ops - the last remaining non-platform

> driver feature. Platform device's system sleep PM provides all needed

> infrastructure for replacing syscore-based PM, so do it now.

> 

> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

> ---

>  drivers/clk/samsung/clk-exynos-audss.c | 24 ++++++++++--------------

>  1 file changed, 10 insertions(+), 14 deletions(-)

> 

> diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c

> index 17e68a724945..cb7df358a27d 100644

> --- a/drivers/clk/samsung/clk-exynos-audss.c

> +++ b/drivers/clk/samsung/clk-exynos-audss.c

> @@ -44,7 +44,7 @@

>  	{ ASS_CLK_GATE, 0 },

>  };

>  

> -static int exynos_audss_clk_suspend(void)

> +static int exynos_audss_clk_suspend(struct device *dev)

>  {

>  	int i;

>  

> @@ -54,18 +54,15 @@ static int exynos_audss_clk_suspend(void)

>  	return 0;

>  }

>  

> -static void exynos_audss_clk_resume(void)

> +static int exynos_audss_clk_resume(struct device *dev)

>  {

>  	int i;

>  

>  	for (i = 0; i < ARRAY_SIZE(reg_save); i++)

>  		writel(reg_save[i][1], reg_base + reg_save[i][0]);

> -}

>  

> -static struct syscore_ops exynos_audss_clk_syscore_ops = {

> -	.suspend	= exynos_audss_clk_suspend,

> -	.resume		= exynos_audss_clk_resume,

> -};

> +	return 0;

> +}

>  #endif /* CONFIG_PM_SLEEP */

>  

>  struct exynos_audss_clk_drvdata {

> @@ -251,9 +248,6 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)

>  		goto unregister;

>  	}

>  

> -#ifdef CONFIG_PM_SLEEP

> -	register_syscore_ops(&exynos_audss_clk_syscore_ops);

> -#endif

>  	return 0;

>  

>  unregister:

> @@ -267,10 +261,6 @@ static int exynos_audss_clk_probe(struct platform_device *pdev)

>  

>  static int exynos_audss_clk_remove(struct platform_device *pdev)

>  {

> -#ifdef CONFIG_PM_SLEEP

> -	unregister_syscore_ops(&exynos_audss_clk_syscore_ops);

> -#endif

> -

>  	of_clk_del_provider(pdev->dev.of_node);

>  

>  	exynos_audss_clk_teardown();

> @@ -281,10 +271,16 @@ static int exynos_audss_clk_remove(struct platform_device *pdev)

>  	return 0;

>  }

>  

> +static const struct dev_pm_ops exynos_audss_clk_pm_ops = {

> +	SET_LATE_SYSTEM_SLEEP_PM_OPS(exynos_audss_clk_suspend,

> +				     exynos_audss_clk_resume)

> +};

> +

>  static struct platform_driver exynos_audss_clk_driver = {

>  	.driver	= {

>  		.name = "exynos-audss-clk",

>  		.of_match_table = exynos_audss_clk_of_match,

> +		.pm = &exynos_audss_clk_pm_ops,

>  	},

>  	.probe = exynos_audss_clk_probe,

>  	.remove = exynos_audss_clk_remove,

> 


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On 11/25/2016 10:39 AM, Marek Szyprowski wrote:
> Exynos AUDSS clock driver has beem already converted to platform driver, so

> remove the dependency on the syscore ops - the last remaining non-platform

> driver feature. Platform device's system sleep PM provides all needed

> infrastructure for replacing syscore-based PM, so do it now.

> 

> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>


Applied, thanks.
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diff mbox

Patch

diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c
index 17e68a724945..cb7df358a27d 100644
--- a/drivers/clk/samsung/clk-exynos-audss.c
+++ b/drivers/clk/samsung/clk-exynos-audss.c
@@ -44,7 +44,7 @@ 
 	{ ASS_CLK_GATE, 0 },
 };
 
-static int exynos_audss_clk_suspend(void)
+static int exynos_audss_clk_suspend(struct device *dev)
 {
 	int i;
 
@@ -54,18 +54,15 @@  static int exynos_audss_clk_suspend(void)
 	return 0;
 }
 
-static void exynos_audss_clk_resume(void)
+static int exynos_audss_clk_resume(struct device *dev)
 {
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(reg_save); i++)
 		writel(reg_save[i][1], reg_base + reg_save[i][0]);
-}
 
-static struct syscore_ops exynos_audss_clk_syscore_ops = {
-	.suspend	= exynos_audss_clk_suspend,
-	.resume		= exynos_audss_clk_resume,
-};
+	return 0;
+}
 #endif /* CONFIG_PM_SLEEP */
 
 struct exynos_audss_clk_drvdata {
@@ -251,9 +248,6 @@  static int exynos_audss_clk_probe(struct platform_device *pdev)
 		goto unregister;
 	}
 
-#ifdef CONFIG_PM_SLEEP
-	register_syscore_ops(&exynos_audss_clk_syscore_ops);
-#endif
 	return 0;
 
 unregister:
@@ -267,10 +261,6 @@  static int exynos_audss_clk_probe(struct platform_device *pdev)
 
 static int exynos_audss_clk_remove(struct platform_device *pdev)
 {
-#ifdef CONFIG_PM_SLEEP
-	unregister_syscore_ops(&exynos_audss_clk_syscore_ops);
-#endif
-
 	of_clk_del_provider(pdev->dev.of_node);
 
 	exynos_audss_clk_teardown();
@@ -281,10 +271,16 @@  static int exynos_audss_clk_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static const struct dev_pm_ops exynos_audss_clk_pm_ops = {
+	SET_LATE_SYSTEM_SLEEP_PM_OPS(exynos_audss_clk_suspend,
+				     exynos_audss_clk_resume)
+};
+
 static struct platform_driver exynos_audss_clk_driver = {
 	.driver	= {
 		.name = "exynos-audss-clk",
 		.of_match_table = exynos_audss_clk_of_match,
+		.pm = &exynos_audss_clk_pm_ops,
 	},
 	.probe = exynos_audss_clk_probe,
 	.remove = exynos_audss_clk_remove,