mmc: sdhci-of-arasan: keep consistent with upstream
authorShawn Lin <shawn.lin@rock-chips.com>
Thu, 17 Mar 2016 02:16:01 +0000 (10:16 +0800)
committerHuang, Tao <huangtao@rock-chips.com>
Thu, 17 Mar 2016 03:20:11 +0000 (11:20 +0800)
This patch manually amend some code to keep local
branch more consistent with upstream.

Change-Id: If705983f84ade4e7cebb45db8a65d34b876c7bef
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
drivers/mmc/host/sdhci-of-arasan.c

index 60284f751dbe8c6b9be674f6f5da6838e6046c9d..4724ca489b3f3be61b20d41d113298abf0240e7d 100644 (file)
@@ -95,6 +95,7 @@ static int sdhci_arasan_suspend(struct device *dev)
                ret = phy_power_off(sdhci_arasan->phy);
                if (ret) {
                        dev_err(dev, "Cannot power off phy.\n");
+                       sdhci_resume_host(host);
                        return ret;
                }
        }
@@ -129,24 +130,18 @@ static int sdhci_arasan_resume(struct device *dev)
        ret = clk_enable(pltfm_host->clk);
        if (ret) {
                dev_err(dev, "Cannot enable SD clock.\n");
-               goto err_clk_en;
+               return ret;
        }
 
        if (!IS_ERR(sdhci_arasan->phy)) {
                ret = phy_power_on(sdhci_arasan->phy);
                if (ret) {
                        dev_err(dev, "Cannot power on phy.\n");
-                       goto err_phy_power;
+                       return ret;
                }
        }
 
        return sdhci_resume_host(host);
-
-err_phy_power:
-       clk_disable(pltfm_host->clk);
-err_clk_en:
-       clk_disable(sdhci_arasan->clk_ahb);
-       return ret;
 }
 #endif /* ! CONFIG_PM_SLEEP */
 
@@ -169,19 +164,21 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
        sdhci_arasan->clk_ahb = devm_clk_get(&pdev->dev, "clk_ahb");
        if (IS_ERR(sdhci_arasan->clk_ahb)) {
                dev_err(&pdev->dev, "clk_ahb clock not found.\n");
-               return PTR_ERR(sdhci_arasan->clk_ahb);
+               ret = PTR_ERR(sdhci_arasan->clk_ahb);
+               goto err_pltfm_free;
        }
 
        clk_xin = devm_clk_get(&pdev->dev, "clk_xin");
        if (IS_ERR(clk_xin)) {
                dev_err(&pdev->dev, "clk_xin clock not found.\n");
-               return PTR_ERR(clk_xin);
+               ret = PTR_ERR(clk_xin);
+               goto err_pltfm_free;
        }
 
        ret = clk_prepare_enable(sdhci_arasan->clk_ahb);
        if (ret) {
                dev_err(&pdev->dev, "Unable to enable AHB clock.\n");
-               return ret;
+               goto err_pltfm_free;
        }
 
        ret = clk_prepare_enable(clk_xin);
@@ -238,14 +235,13 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
 
        ret = sdhci_add_host(host);
        if (ret)
-               goto err_pltfm_free;
+               goto err_add_host;
 
        return 0;
 
-err_pltfm_free:
+err_add_host:
        if (!IS_ERR(sdhci_arasan->phy))
                phy_power_off(sdhci_arasan->phy);
-       sdhci_pltfm_free(pdev);
 err_phy_power:
        if (!IS_ERR(sdhci_arasan->phy))
                phy_exit(sdhci_arasan->phy);
@@ -253,12 +249,14 @@ clk_disable_all:
        clk_disable_unprepare(clk_xin);
 clk_dis_ahb:
        clk_disable_unprepare(sdhci_arasan->clk_ahb);
-
+err_pltfm_free:
+       sdhci_pltfm_free(pdev);
        return ret;
 }
 
 static int sdhci_arasan_remove(struct platform_device *pdev)
 {
+       int ret;
        struct sdhci_host *host = platform_get_drvdata(pdev);
        struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
        struct sdhci_arasan_data *sdhci_arasan = pltfm_host->priv;
@@ -268,9 +266,11 @@ static int sdhci_arasan_remove(struct platform_device *pdev)
                phy_exit(sdhci_arasan->phy);
        }
 
+       ret = sdhci_pltfm_unregister(pdev);
+
        clk_disable_unprepare(sdhci_arasan->clk_ahb);
 
-       return sdhci_pltfm_unregister(pdev);
+       return ret;
 }
 
 static const struct of_device_id sdhci_arasan_of_match[] = {