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authorChristian Daudt <csd@broadcom.com>2013-06-21 01:26:36 +0400
committerChris Ball <cjb@laptop.org>2013-07-05 20:59:12 +0400
commit722e1280c932dd42c474390482429ce12aff9031 (patch)
tree3f336cccb56f86153a4d1064d6273a862a999077 /drivers/mmc
parent203bb5af65d4edaf600d75130438c0c512b05986 (diff)
downloadlinux-722e1280c932dd42c474390482429ce12aff9031.tar.xz
mmc: sdhci: add card_event callback to sdhci
Add a card_event callback to sdhci so that clients can provide their own card_event to be called when card_detect is triggered. Signed-off-by: Christian Daudt <csd@broadcom.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci.c4
-rw-r--r--drivers/mmc/host/sdhci.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 3ad3973bdb33..a78bd4f3aecc 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2062,6 +2062,10 @@ static void sdhci_card_event(struct mmc_host *mmc)
struct sdhci_host *host = mmc_priv(mmc);
unsigned long flags;
+ /* First check if client has provided their own card event */
+ if (host->ops->card_event)
+ host->ops->card_event(host);
+
spin_lock_irqsave(&host->lock, flags);
/* Check host->mrq first in case we are runtime suspended */
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 379e09d9f3c1..b037f188fe44 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -294,6 +294,7 @@ struct sdhci_ops {
void (*platform_resume)(struct sdhci_host *host);
void (*adma_workaround)(struct sdhci_host *host, u32 intmask);
void (*platform_init)(struct sdhci_host *host);
+ void (*card_event)(struct sdhci_host *host);
};
#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS