+ sdhci-pltfm-implement-platform-data-passing.patch added to -mm tree

+ sdhci-pltfm-implement-platform-data-passing.patch added to -mm tree

[akpm]

The patch titled
     sdhci-pltfm: implement platform data passing
has been added to the -mm tree.  Its filename is
     sdhci-pltfm-implement-platform-data-passing.patch

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------------------------------------------------------
Subject: sdhci-pltfm: implement platform data passing
From: Anton Vorontsov <avorontsov@ru.mvista.com>

This includes platform ops, quirks and (de)initialization callbacks.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: Richard Röjfors <richard.rojfors@pelagicore.com>
Cc: David Vrabel <david.vrabel@csr.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Ben Dooks <ben@simtec.co.uk>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/mmc/host/sdhci-pltfm.c |   24 ++++++++++++++++++++----
 include/linux/sdhci-pltfm.h    |   27 +++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 4 deletions(-)

diff -puN drivers/mmc/host/sdhci-pltfm.c~sdhci-pltfm-implement-platform-data-passing drivers/mmc/host/sdhci-pltfm.c
--- a/drivers/mmc/host/sdhci-pltfm.c~sdhci-pltfm-implement-platform-data-passing
+++ a/drivers/mmc/host/sdhci-pltfm.c
@@ -29,6 +29,7 @@
 #include <linux/mmc/host.h>
 
 #include <linux/io.h>
+#include <linux/sdhci-pltfm.h>
 
 #include "sdhci.h"
 
@@ -49,12 +50,11 @@ static struct sdhci_ops sdhci_pltfm_ops 
 
 static int __devinit sdhci_pltfm_probe(struct platform_device *pdev)
 {
+	struct sdhci_pltfm_data *pdata = pdev->dev.platform_data;
 	struct sdhci_host *host;
 	struct resource *iomem;
 	int ret;
 
-	BUG_ON(pdev == NULL);
-
 	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!iomem) {
 		ret = -ENOMEM;
@@ -76,7 +76,12 @@ static int __devinit sdhci_pltfm_probe(s
 	}
 
 	host->hw_name = "platform";
-	host->ops = &sdhci_pltfm_ops;
+	if (pdata && pdata->ops)
+		host->ops = pdata->ops;
+	else
+		host->ops = &sdhci_pltfm_ops;
+	if (pdata)
+		host->quirks = pdata->quirks;
 	host->irq = platform_get_irq(pdev, 0);
 
 	if (!request_mem_region(iomem->start, resource_size(iomem),
@@ -93,6 +98,12 @@ static int __devinit sdhci_pltfm_probe(s
 		goto err_remap;
 	}
 
+	if (pdata && pdata->init) {
+		ret = pdata->init(host);
+		if (ret)
+			goto err_plat_init;
+	}
+
 	ret = sdhci_add_host(host);
 	if (ret)
 		goto err_add_host;
@@ -102,6 +113,9 @@ static int __devinit sdhci_pltfm_probe(s
 	return 0;
 
 err_add_host:
+	if (pdata && pdata->exit)
+		pdata->exit(host);
+err_plat_init:
 	iounmap(host->ioaddr);
 err_remap:
 	release_mem_region(iomem->start, resource_size(iomem));
@@ -114,6 +128,7 @@ err:
 
 static int __devexit sdhci_pltfm_remove(struct platform_device *pdev)
 {
+	struct sdhci_pltfm_data *pdata = pdev->dev.platform_data;
 	struct sdhci_host *host = platform_get_drvdata(pdev);
 	struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	int dead;
@@ -125,6 +140,8 @@ static int __devexit sdhci_pltfm_remove(
 		dead = 1;
 
 	sdhci_remove_host(host, dead);
+	if (pdata && pdata->exit)
+		pdata->exit(host);
 	iounmap(host->ioaddr);
 	release_mem_region(iomem->start, resource_size(iomem));
 	sdhci_free_host(host);
@@ -165,4 +182,3 @@ MODULE_DESCRIPTION("Secure Digital Host 
 MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("platform:sdhci");
-
diff -puN /dev/null include/linux/sdhci-pltfm.h
--- /dev/null
+++ a/include/linux/sdhci-pltfm.h
@@ -0,0 +1,27 @@
+/*
+ * Platform data declarations for the sdhci-pltfm driver.
+ *
+ * Copyright (c) 2010 MontaVista Software, LLC.
+ *
+ * Author: Anton Vorontsov <avorontsov@ru.mvista.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ */
+
+#ifndef _SDHCI_PLTFM_H
+#define _SDHCI_PLTFM_H
+
+struct sdhci_ops;
+struct sdhci_host;
+
+struct sdhci_pltfm_data {
+	struct sdhci_ops *ops;
+	unsigned int quirks;
+	int (*init)(struct sdhci_host *host);
+	void (*exit)(struct sdhci_host *host);
+};
+
+#endif /* _SDHCI_PLTFM_H */
_

Patches currently in -mm which might be from avorontsov@ru.mvista.com are

linux-next.patch
gpiolib-introduce-chip-addition-removal-notifier.patch
of-gpio-add-support-for-two-stage-registration-for-the-of_gpio_chips.patch
of-gpio-implement-gpiolib-notifier-hooks.patch
of-gpio-implement-gpiolib-notifier-hooks-fix.patch
of-gpio-implement-gpiolib-notifier-hooks-fix-fix2.patch
powerpc-mcu_mpc8349emitx-remove-of-gpio-handling-stuff.patch
gpiolib-cosmetic-improvements-for-error-handling-in-gpiochip_add.patch
sdhci-implement-cap_clock_base_broken-quirk.patch
sdhci-pltfm-implement-platform-data-passing.patch
sdhci-pltfm-do-not-print-errors-in-case-of-an-extended-iomem-size.patch

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