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Diffstat (limited to 'drivers/mmc/host/sdhci.c')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index c987686f441cd6..5e9cda233cf036 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -342,8 +342,19 @@ static void sdhci_init(struct sdhci_host *host, int soft) static void sdhci_reinit(struct sdhci_host *host) { + u32 cd = host->ier & (SDHCI_INT_CARD_REMOVE | SDHCI_INT_CARD_INSERT); + sdhci_init(host, 0); sdhci_enable_card_detection(host); + + /* + * A change to the card detect bits indicates a change in present state, + * refer sdhci_set_card_detection(). A card detect interrupt might have + * been missed while the host controller was being reset, so trigger a + * rescan to check. + */ + if (cd != (host->ier & (SDHCI_INT_CARD_REMOVE | SDHCI_INT_CARD_INSERT))) + mmc_detect_change(host->mmc, msecs_to_jiffies(200)); } static void __sdhci_led_activate(struct sdhci_host *host) |