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mmc: sdhci-dove: kill the driver specific private struct 

There is only one "clk" member in this driver specific private struct.
Actually we can use the "clk" member in the struct sdhci_pltfm_host,
and then kill this struct completely.

Signed-off-by: Kevin Hao <haokexin@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Kevin Hao 2015-02-27 15:47:26 +08:00 committed by Ulf Hansson
parent 6a4a34a413
commit 35daeede22
1 changed files with 5 additions and 21 deletions
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26
drivers/mmc/host/sdhci-dove.c
View File

@ -28,10 +28,6 @@
#include "sdhci-pltfm.h"
struct sdhci_dove_priv {
struct clk *clk;
};
static u16 sdhci_dove_readw(struct sdhci_host *host, int reg)
{
u16 ret;
@ -84,27 +80,17 @@ static int sdhci_dove_probe(struct platform_device *pdev)
{
struct sdhci_host *host;
struct sdhci_pltfm_host *pltfm_host;
struct sdhci_dove_priv *priv;
int ret;
priv = devm_kzalloc(&pdev->dev, sizeof(struct sdhci_dove_priv),
GFP_KERNEL);
if (!priv) {
dev_err(&pdev->dev, "unable to allocate private data");
return -ENOMEM;
}
priv->clk = devm_clk_get(&pdev->dev, NULL);
host = sdhci_pltfm_init(pdev, &sdhci_dove_pdata, 0);
if (IS_ERR(host))
return PTR_ERR(host);
pltfm_host = sdhci_priv(host);
pltfm_host->priv = priv;
pltfm_host->clk = devm_clk_get(&pdev->dev, NULL);
if (!IS_ERR(priv->clk))
clk_prepare_enable(priv->clk);
if (!IS_ERR(pltfm_host->clk))
clk_prepare_enable(pltfm_host->clk);
ret = mmc_of_parse(host->mmc);
if (ret)
@ -117,7 +103,7 @@ static int sdhci_dove_probe(struct platform_device *pdev)
return 0;
err_sdhci_add:
clk_disable_unprepare(priv->clk);
clk_disable_unprepare(pltfm_host->clk);
sdhci_pltfm_free(pdev);
return ret;
}
@ -126,12 +112,10 @@ static int sdhci_dove_remove(struct platform_device *pdev)
{
struct sdhci_host *host = platform_get_drvdata(pdev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_dove_priv *priv = pltfm_host->priv;
clk_disable_unprepare(pltfm_host->clk);
sdhci_pltfm_unregister(pdev);
clk_disable_unprepare(priv->clk);
return 0;
}