mmc: sdhci-brcmstb: Use sdhci_pltfm_remove()

Use sdhci_pltfm_remove() instead of sdhci_pltfm_unregister() so that
devm_clk_get_optional_enabled() can be used for pltfm_host->clk.

This has the side effect that the order of operations on the error path
and remove path is not the same as it was before, but should be safe
nevertheless.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230811130351.7038-4-adrian.hunter@intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c
index a2b6d8f2eeb67b4a284050c290049ef136af3757..c23251bb95f38f6566731de0ff2f26e4c6defbe3 100644 (file)
--- a/drivers/mmc/host/sdhci-brcmstb.c
+++ b/drivers/mmc/host/sdhci-brcmstb.c
@@ -264,23 +264,17 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
 
        dev_dbg(&pdev->dev, "Probe found match for %s\n",  match->compatible);
 
-       clk = devm_clk_get_optional(&pdev->dev, NULL);
+       clk = devm_clk_get_optional_enabled(&pdev->dev, NULL);
        if (IS_ERR(clk))
                return dev_err_probe(&pdev->dev, PTR_ERR(clk),
-                                    "Failed to get clock from Device Tree\n");
-
-       res = clk_prepare_enable(clk);
-       if (res)
-               return res;
+                                    "Failed to get and enable clock from Device Tree\n");
 
        memset(&brcmstb_pdata, 0, sizeof(brcmstb_pdata));
        brcmstb_pdata.ops = match_priv->ops;
        host = sdhci_pltfm_init(pdev, &brcmstb_pdata,
                                sizeof(struct sdhci_brcmstb_priv));
-       if (IS_ERR(host)) {
-               res = PTR_ERR(host);
-               goto err_clk;
-       }
+       if (IS_ERR(host))
+               return PTR_ERR(host);
 
        pltfm_host = sdhci_priv(host);
        priv = sdhci_pltfm_priv(pltfm_host);
@@ -369,9 +363,7 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev)
 
 err:
        sdhci_pltfm_free(pdev);
-err_clk:
        clk_disable_unprepare(base_clk);
-       clk_disable_unprepare(clk);
        return res;
 }
 
@@ -430,7 +422,7 @@ static struct platform_driver sdhci_brcmstb_driver = {
                .of_match_table = of_match_ptr(sdhci_brcm_of_match),
        },
        .probe          = sdhci_brcmstb_probe,
-       .remove_new     = sdhci_pltfm_unregister,
+       .remove_new     = sdhci_pltfm_remove,
        .shutdown       = sdhci_brcmstb_shutdown,
 };