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Subject[PATCH v2 4/5] mmc: sdhci: add init_card callback to sdhci
Date
Some sdhci hosts may require handling quirks during card initialization at
the time when its type is already known. Hence a new callback (init_card)
is added in sdhci_ops.

Signed-off-by: Marcin Wojtas <mw@semihalf.com>
---
drivers/mmc/host/sdhci.c | 9 +++++++++
drivers/mmc/host/sdhci.h | 1 +
2 files changed, 10 insertions(+)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index cfed695..a1c308d 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2200,6 +2200,14 @@ static void sdhci_card_event(struct mmc_host *mmc)
spin_unlock_irqrestore(&host->lock, flags);
}

+static void sdhci_init_card(struct mmc_host *mmc, struct mmc_card *card)
+{
+ struct sdhci_host *host = mmc_priv(mmc);
+
+ if (host->ops->init_card)
+ host->ops->init_card(host, card);
+}
+
static const struct mmc_host_ops sdhci_ops = {
.request = sdhci_request,
.post_req = sdhci_post_req,
@@ -2215,6 +2223,7 @@ static const struct mmc_host_ops sdhci_ops = {
.select_drive_strength = sdhci_select_drive_strength,
.card_event = sdhci_card_event,
.card_busy = sdhci_card_busy,
+ .init_card = sdhci_init_card,
};

/*****************************************************************************\
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index c751b78..365c860 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -547,6 +547,7 @@ struct sdhci_ops {
struct mmc_card *card,
unsigned int max_dtr, int host_drv,
int card_drv, int *drv_type);
+ void (*init_card)(struct sdhci_host *host, struct mmc_card *card);
};

#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
--
1.8.3.1


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