diff mbox

[v3,06/12] mmc: sdhci-of-at91: use sdhci_pltfm_init for private allocation

Message ID 1452076303-1960-7-git-send-email-jszhang@marvell.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jisheng Zhang Jan. 6, 2016, 10:31 a.m. UTC
Commit 0e748234293f ("mmc: sdhci: Add size for caller in init+register")
allows users of sdhci_pltfm to allocate private space in calls to
sdhci_pltfm_init+sdhci_pltfm_register. This patch migrates the
sdhci-of-at91 driver to this allocation.

Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/mmc/host/sdhci-of-at91.c | 24 +++++++++---------------
 1 file changed, 9 insertions(+), 15 deletions(-)

Comments

Ludovic Desroches Jan. 6, 2016, 1:13 p.m. UTC | #1
On Wed, Jan 06, 2016 at 06:31:37PM +0800, Jisheng Zhang wrote:
> Commit 0e748234293f ("mmc: sdhci: Add size for caller in init+register")
> allows users of sdhci_pltfm to allocate private space in calls to
> sdhci_pltfm_init+sdhci_pltfm_register. This patch migrates the
> sdhci-of-at91 driver to this allocation.
> 
> Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
> Acked-by: Arnd Bergmann <arnd@arndb.de>

Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>

Thanks

> ---
>  drivers/mmc/host/sdhci-of-at91.c | 24 +++++++++---------------
>  1 file changed, 9 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
> index 7e7d8f0..43f729f 100644
> --- a/drivers/mmc/host/sdhci-of-at91.c
> +++ b/drivers/mmc/host/sdhci-of-at91.c
> @@ -58,7 +58,7 @@ static int sdhci_at91_runtime_suspend(struct device *dev)
>  {
>  	struct sdhci_host *host = dev_get_drvdata(dev);
>  	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> -	struct sdhci_at91_priv *priv = pltfm_host->priv;
> +	struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
>  	int ret;
>  
>  	ret = sdhci_runtime_suspend_host(host);
> @@ -74,7 +74,7 @@ static int sdhci_at91_runtime_resume(struct device *dev)
>  {
>  	struct sdhci_host *host = dev_get_drvdata(dev);
>  	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> -	struct sdhci_at91_priv *priv = pltfm_host->priv;
> +	struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
>  	int ret;
>  
>  	ret = clk_prepare_enable(priv->mainck);
> @@ -124,11 +124,12 @@ static int sdhci_at91_probe(struct platform_device *pdev)
>  		return -EINVAL;
>  	soc_data = match->data;
>  
> -	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
> -	if (!priv) {
> -		dev_err(&pdev->dev, "unable to allocate private data\n");
> -		return -ENOMEM;
> -	}
> +	host = sdhci_pltfm_init(pdev, soc_data, sizeof(*priv));
> +	if (IS_ERR(host))
> +		return PTR_ERR(host);
> +
> +	pltfm_host = sdhci_priv(host);
> +	priv = sdhci_pltfm_priv(pltfm_host);
>  
>  	priv->mainck = devm_clk_get(&pdev->dev, "baseclk");
>  	if (IS_ERR(priv->mainck)) {
> @@ -148,10 +149,6 @@ static int sdhci_at91_probe(struct platform_device *pdev)
>  		return PTR_ERR(priv->gck);
>  	}
>  
> -	host = sdhci_pltfm_init(pdev, soc_data, 0);
> -	if (IS_ERR(host))
> -		return PTR_ERR(host);
> -
>  	/*
>  	 * The mult clock is provided by as a generated clock by the PMC
>  	 * controller. In order to set the rate of gck, we have to get the
> @@ -191,9 +188,6 @@ static int sdhci_at91_probe(struct platform_device *pdev)
>  	clk_prepare_enable(priv->mainck);
>  	clk_prepare_enable(priv->gck);
>  
> -	pltfm_host = sdhci_priv(host);
> -	pltfm_host->priv = priv;
> -
>  	ret = mmc_of_parse(host->mmc);
>  	if (ret)
>  		goto clocks_disable_unprepare;
> @@ -230,7 +224,7 @@ static int sdhci_at91_remove(struct platform_device *pdev)
>  {
>  	struct sdhci_host	*host = platform_get_drvdata(pdev);
>  	struct sdhci_pltfm_host	*pltfm_host = sdhci_priv(host);
> -	struct sdhci_at91_priv	*priv = pltfm_host->priv;
> +	struct sdhci_at91_priv	*priv = sdhci_pltfm_priv(pltfm_host);
>  
>  	pm_runtime_get_sync(&pdev->dev);
>  	pm_runtime_disable(&pdev->dev);
> -- 
> 2.7.0.rc3
> 
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diff mbox

Patch

diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index 7e7d8f0..43f729f 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -58,7 +58,7 @@  static int sdhci_at91_runtime_suspend(struct device *dev)
 {
 	struct sdhci_host *host = dev_get_drvdata(dev);
 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
-	struct sdhci_at91_priv *priv = pltfm_host->priv;
+	struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
 	int ret;
 
 	ret = sdhci_runtime_suspend_host(host);
@@ -74,7 +74,7 @@  static int sdhci_at91_runtime_resume(struct device *dev)
 {
 	struct sdhci_host *host = dev_get_drvdata(dev);
 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
-	struct sdhci_at91_priv *priv = pltfm_host->priv;
+	struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
 	int ret;
 
 	ret = clk_prepare_enable(priv->mainck);
@@ -124,11 +124,12 @@  static int sdhci_at91_probe(struct platform_device *pdev)
 		return -EINVAL;
 	soc_data = match->data;
 
-	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv) {
-		dev_err(&pdev->dev, "unable to allocate private data\n");
-		return -ENOMEM;
-	}
+	host = sdhci_pltfm_init(pdev, soc_data, sizeof(*priv));
+	if (IS_ERR(host))
+		return PTR_ERR(host);
+
+	pltfm_host = sdhci_priv(host);
+	priv = sdhci_pltfm_priv(pltfm_host);
 
 	priv->mainck = devm_clk_get(&pdev->dev, "baseclk");
 	if (IS_ERR(priv->mainck)) {
@@ -148,10 +149,6 @@  static int sdhci_at91_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->gck);
 	}
 
-	host = sdhci_pltfm_init(pdev, soc_data, 0);
-	if (IS_ERR(host))
-		return PTR_ERR(host);
-
 	/*
 	 * The mult clock is provided by as a generated clock by the PMC
 	 * controller. In order to set the rate of gck, we have to get the
@@ -191,9 +188,6 @@  static int sdhci_at91_probe(struct platform_device *pdev)
 	clk_prepare_enable(priv->mainck);
 	clk_prepare_enable(priv->gck);
 
-	pltfm_host = sdhci_priv(host);
-	pltfm_host->priv = priv;
-
 	ret = mmc_of_parse(host->mmc);
 	if (ret)
 		goto clocks_disable_unprepare;
@@ -230,7 +224,7 @@  static int sdhci_at91_remove(struct platform_device *pdev)
 {
 	struct sdhci_host	*host = platform_get_drvdata(pdev);
 	struct sdhci_pltfm_host	*pltfm_host = sdhci_priv(host);
-	struct sdhci_at91_priv	*priv = pltfm_host->priv;
+	struct sdhci_at91_priv	*priv = sdhci_pltfm_priv(pltfm_host);
 
 	pm_runtime_get_sync(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);