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[5/7] mmc: slot-gpio: Make mmc_gpio_alloc() available for MMC core

Message ID 1418913876-13937-6-git-send-email-ulf.hansson@linaro.org
State New
Headers show

Commit Message

Ulf Hansson Dec. 18, 2014, 2:44 p.m. UTC 
As a step in moving slot-gpio functions/structs closer to the MMC core,
let's add a local header file for slot-gpio.

In this initial step we move mmc_gpio_alloc() into the header file,
to make it available for the MMC core. Following patches will show the
utilization of it.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
 drivers/mmc/core/slot-gpio.c |  4 +++-
 drivers/mmc/core/slot-gpio.h | 13 +++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 drivers/mmc/core/slot-gpio.h
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Patch

diff --git a/drivers/mmc/core/slot-gpio.c b/drivers/mmc/core/slot-gpio.c
index f9a0c6e..ec918c2 100644
--- a/drivers/mmc/core/slot-gpio.c
+++ b/drivers/mmc/core/slot-gpio.c
@@ -18,6 +18,8 @@ 
 #include <linux/module.h>
 #include <linux/slab.h>
 
+#include "slot-gpio.h"
+
 struct mmc_gpio {
 	struct gpio_desc *ro_gpio;
 	struct gpio_desc *cd_gpio;
@@ -38,7 +40,7 @@  static irqreturn_t mmc_gpio_cd_irqt(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-static int mmc_gpio_alloc(struct mmc_host *host)
+int mmc_gpio_alloc(struct mmc_host *host)
 {
 	size_t len = strlen(dev_name(host->parent)) + 4;
 	struct mmc_gpio *ctx;
diff --git a/drivers/mmc/core/slot-gpio.h b/drivers/mmc/core/slot-gpio.h
new file mode 100644
index 0000000..8c1854d
--- /dev/null
+++ b/drivers/mmc/core/slot-gpio.h
@@ -0,0 +1,13 @@ 
+/*
+  * Copyright (C) 2014 Linaro Ltd
+ *
+ * Author: Ulf Hansson <ulf.hansson@linaro.org>
+ *
+ * License terms: GNU General Public License (GPL) version 2
+ */
+#ifndef _MMC_CORE_SLOTGPIO_H
+#define _MMC_CORE_SLOTGPIO_H
+
+int mmc_gpio_alloc(struct mmc_host *host);
+
+#endif