patches.renesas/0594-Revert-mmc-tmio-mmc-Remove-.set_pwr-callback-from-pl.patch

From 4b27b3333d50a9a453ed10b60847e9d4f488ea22 Mon Sep 17 00:00:00 2001
From: Chris Ball <cjb@laptop.org>
Date: Fri, 6 Sep 2013 07:29:05 -0400
Subject: Revert "mmc: tmio-mmc: Remove .set_pwr() callback from platform data"

This reverts commit 3af9d15c719017feb63fa99f89ac6009a5a3d467, which
causes a build failure:

drivers/mfd/asic3.c:724:2: error: unknown field 'set_pwr' specified in initializer

(cherry picked from commit 9d731e7539713acc0ec7b67a5a91357c455d2334)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 drivers/mmc/host/tmio_mmc.h     | 1 +
 drivers/mmc/host/tmio_mmc_pio.c | 7 +++++++
 include/linux/mfd/tmio.h        | 1 +
 3 files changed, 9 insertions(+)

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 39c2f451..86fd21e0 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -68,6 +68,7 @@ struct tmio_mmc_host {
 	enum tmio_mmc_power	power;
 
 	/* Callbacks for clock / power control */
+	void (*set_pwr)(struct platform_device *host, int state);
 	void (*set_clk_div)(struct platform_device *host, int state);
 
 	/* pio related stuff */
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index 67a3bf12..b3802256 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -777,6 +777,9 @@ static void tmio_mmc_power_on(struct tmio_mmc_host *host, unsigned short vdd)
 
 	/* .set_ios() is returning void, so, no chance to report an error */
 
+	if (host->set_pwr)
+		host->set_pwr(host->pdev, 1);
+
 	if (!IS_ERR(mmc->supply.vmmc)) {
 		ret = mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
 		/*
@@ -810,6 +813,9 @@ static void tmio_mmc_power_off(struct tmio_mmc_host *host)
 
 	if (!IS_ERR(mmc->supply.vmmc))
 		mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0);
+
+	if (host->set_pwr)
+		host->set_pwr(host->pdev, 0);
 }
 
 /* Set MMC clock / power.
@@ -996,6 +1002,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host **host,
 	_host->pdev = pdev;
 	platform_set_drvdata(pdev, mmc);
 
+	_host->set_pwr = pdata->set_pwr;
 	_host->set_clk_div = pdata->set_clk_div;
 
 	/* SD control register space size is 0x200, 0x400 for bus_shift=1 */
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index baa23464..b22883d6 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -106,6 +106,7 @@ struct tmio_mmc_data {
 	struct tmio_mmc_dma		*dma;
 	struct device			*dev;
 	unsigned int			cd_gpio;
+	void (*set_pwr)(struct platform_device *host, int state);
 	void (*set_clk_div)(struct platform_device *host, int state);
 	int (*write16_hook)(struct tmio_mmc_host *host, int addr);
 	/* clock management callbacks */
-- 
1.8.4.3.gca3854a