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 <jszh...@marvell.com>
---
 drivers/mmc/host/sdhci-of-at91.c | 21 ++++++++-------------
 1 file changed, 8 insertions(+), 13 deletions(-)

diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index 06d0b50..765eb09 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -68,11 +68,13 @@ 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)) {
@@ -92,10 +94,6 @@ 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
@@ -135,9 +133,6 @@ 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;
@@ -163,7 +158,7 @@ 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);
 
        sdhci_pltfm_unregister(pdev);
 
-- 
2.6.4

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