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Message-Id: <1444094562-31165-8-git-send-email-mw@semihalf.com>
Date: Tue, 6 Oct 2015 03:22:41 +0200
From: Marcin Wojtas <mw@...ihalf.com>
To: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mmc@...r.kernel.org
Cc: ulf.hansson@...aro.org, sebastian.hesselbarth@...il.com,
andrew@...n.ch, jason@...edaemon.net,
thomas.petazzoni@...e-electrons.com,
gregory.clement@...e-electrons.com, nadavh@...vell.com,
alior@...vell.com, tawfik@...vell.com, mw@...ihalf.com,
jaz@...ihalf.com
Subject: [PATCH 7/8] mmc: sdhci: add init_card callback to sdhci
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@...ihalf.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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