linux-kernel - [PATCH 1/2] mmc: sdhci: Export sdhci

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Date:   Mon, 20 Aug 2018 12:23:32 +0300
From:   Aapo Vienamo <avienamo@...dia.com>
To:     Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
CC:     <linux-mmc@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Aapo Vienamo <avienamo@...dia.com>
Subject: [PATCH 1/2] mmc: sdhci: Export sdhci_request()

Allow SDHCI drivers to hook code before and after sdhci_request() by
making it externally visible.

Signed-off-by: Aapo Vienamo <avienamo@...dia.com>
---
 drivers/mmc/host/sdhci.c | 3 ++-
 drivers/mmc/host/sdhci.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index da47f7b..1e0c0a6 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1636,7 +1636,7 @@ EXPORT_SYMBOL_GPL(sdhci_set_power);
  *                                                                           *
 \*****************************************************************************/
 
-static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
+void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
 {
 	struct sdhci_host *host;
 	int present;
@@ -1675,6 +1675,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
 	mmiowb();
 	spin_unlock_irqrestore(&host->lock, flags);
 }
+EXPORT_SYMBOL_GPL(sdhci_request);
 
 void sdhci_set_bus_width(struct sdhci_host *host, int width)
 {
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index cc963a5..73c4744 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -729,6 +729,7 @@ void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
 		     unsigned short vdd);
 void sdhci_set_power_noreg(struct sdhci_host *host, unsigned char mode,
 			   unsigned short vdd);
+void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq);
 void sdhci_set_bus_width(struct sdhci_host *host, int width);
 void sdhci_reset(struct sdhci_host *host, u8 mask);
 void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing);
-- 
2.7.4