diff options
Diffstat (limited to 'drivers/mmc/host/sdhci-s3c.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-s3c.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 0ce6eb17dea..c45b8932d84 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -300,6 +300,7 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) struct device *dev = &ourhost->pdev->dev; unsigned long timeout; u16 clk = 0; + int ret; host->mmc->actual_clock = 0; @@ -311,7 +312,12 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) sdhci_s3c_set_clock(host, clock); - clk_set_rate(ourhost->clk_bus[ourhost->cur_clk], clock); + ret = clk_set_rate(ourhost->clk_bus[ourhost->cur_clk], clock); + if (ret != 0) { + dev_err(dev, "%s: failed to set clock rate %uHz\n", + mmc_hostname(host->mmc), clock); + return; + } clk = SDHCI_CLOCK_INT_EN; sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL); @@ -609,7 +615,7 @@ static int sdhci_s3c_probe(struct platform_device *pdev) goto err_req_regs; } -#ifdef CONFIG_PM_RUNTIME +#ifdef CONFIG_PM if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL) clk_disable_unprepare(sc->clk_io); #endif @@ -635,7 +641,7 @@ static int sdhci_s3c_remove(struct platform_device *pdev) if (sc->ext_cd_irq) free_irq(sc->ext_cd_irq, sc); -#ifdef CONFIG_PM_RUNTIME +#ifdef CONFIG_PM if (sc->pdata->cd_type != S3C_SDHCI_CD_INTERNAL) clk_prepare_enable(sc->clk_io); #endif @@ -667,7 +673,7 @@ static int sdhci_s3c_resume(struct device *dev) } #endif -#ifdef CONFIG_PM_RUNTIME +#ifdef CONFIG_PM static int sdhci_s3c_runtime_suspend(struct device *dev) { struct sdhci_host *host = dev_get_drvdata(dev); |