diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/host.c | 2 | ||||
| -rw-r--r-- | drivers/mmc/host/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci-s3c.c | 6 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 3 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 2 |
5 files changed, 10 insertions, 5 deletions
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index 0efe631e50ca..d80cfdc8edd2 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -86,7 +86,9 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) init_waitqueue_head(&host->wq); INIT_DELAYED_WORK(&host->detect, mmc_rescan); INIT_DELAYED_WORK_DEFERRABLE(&host->disable, mmc_host_deeper_disable); +#ifdef CONFIG_PM host->pm_notify.notifier_call = mmc_pm_notify; +#endif /* * By default, hosts do not support SGIO or large requests. diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 283190bc2a40..68d12794cfd9 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -132,7 +132,7 @@ config MMC_SDHCI_CNS3XXX config MMC_SDHCI_S3C tristate "SDHCI support on Samsung S3C SoC" - depends on MMC_SDHCI && (PLAT_S3C24XX || PLAT_S3C64XX) + depends on MMC_SDHCI && PLAT_SAMSUNG help This selects the Secure Digital Host Controller Interface (SDHCI) often referrered to as the HSMMC block in some of the Samsung S3C diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 0a7f2614c6f0..71ad4163b95e 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -242,7 +242,7 @@ static void sdhci_s3c_notify_change(struct platform_device *dev, int state) { struct sdhci_host *host = platform_get_drvdata(dev); if (host) { - mutex_lock(&host->lock); + spin_lock(&host->lock); if (state) { dev_dbg(&dev->dev, "card inserted.\n"); host->flags &= ~SDHCI_DEVICE_DEAD; @@ -252,8 +252,8 @@ static void sdhci_s3c_notify_change(struct platform_device *dev, int state) host->flags |= SDHCI_DEVICE_DEAD; host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION; } - sdhci_card_detect(host); - mutex_unlock(&host->lock); + tasklet_schedule(&host->card_tasklet); + spin_unlock(&host->lock); } } diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 785512133b50..401527d273b5 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1180,7 +1180,8 @@ static void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) else ctrl &= ~SDHCI_CTRL_4BITBUS; - if (ios->timing == MMC_TIMING_SD_HS) + if (ios->timing == MMC_TIMING_SD_HS && + !(host->quirks & SDHCI_QUIRK_NO_HISPD_BIT)) ctrl |= SDHCI_CTRL_HISPD; else ctrl &= ~SDHCI_CTRL_HISPD; diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 036cfae76368..d316bc79b636 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -245,6 +245,8 @@ struct sdhci_host { #define SDHCI_QUIRK_MISSING_CAPS (1<<27) /* Controller uses Auto CMD12 command to stop the transfer */ #define SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 (1<<28) +/* Controller doesn't have HISPD bit field in HI-SPEED SD card */ +#define SDHCI_QUIRK_NO_HISPD_BIT (1<<29) int irq; /* Device IRQ */ void __iomem * ioaddr; /* Mapped address */ |