[patch 1/3] sdhci-pltfm: add call back get_quirk

[zhangfei gao <zhangfei.gao@xxxxxxxxx>]

>From af7aa1232efd3bb3bf3eac151b71dba7d4a0c875 Mon Sep 17 00:00:00 2001
From: Zhangfei Gao <zhangfei.gao@xxxxxxxxxxx>
Date: Mon, 27 Sep 2010 10:33:38 -0400
Subject: [PATCH 2/3] dhci-pltfm: add call back get_quirk

	One driver may serve several device, each one may have different
quirks instead of the initial one.

Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxxx>
---
 drivers/mmc/host/sdhci-pltfm.c |    8 ++++++--
 include/linux/sdhci-pltfm.h    |    1 +
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 82d3d05..5c3c513 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -91,8 +91,7 @@ static int __devinit sdhci_pltfm_probe(struct
platform_device *pdev)
 		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),
@@ -115,6 +114,11 @@ static int __devinit sdhci_pltfm_probe(struct
platform_device *pdev)
 			goto err_plat_init;
 	}

+	if (pdata && pdata->get_quirk)
+		host->quirks = pdata->get_quirk(host);
+	else if (pdata)
+		host->quirks = pdata->quirks;
+
 	ret = sdhci_add_host(host);
 	if (ret)
 		goto err_add_host;
diff --git a/include/linux/sdhci-pltfm.h b/include/linux/sdhci-pltfm.h
index 80c415e..0d20cb4 100644
--- a/include/linux/sdhci-pltfm.h
+++ b/include/linux/sdhci-pltfm.h
@@ -30,6 +30,7 @@ struct sdhci_pltfm_data {
 	unsigned int quirks;
 	int (*init)(struct sdhci_host *host, struct sdhci_pltfm_data *pdata,
void* priv_pdata);
 	void (*exit)(struct sdhci_host *host);
+	unsigned int  (*get_quirk)(struct sdhci_host *host);
 	struct sdhci_host *(*alloc_host)(struct device *dev);
 };

-- 
1.7.0.4

From af7aa1232efd3bb3bf3eac151b71dba7d4a0c875 Mon Sep 17 00:00:00 2001
From: Zhangfei Gao <zhangfei.gao@xxxxxxxxxxx>
Date: Mon, 27 Sep 2010 10:33:38 -0400
Subject: [PATCH 2/3] dhci-pltfm: add call back get_quirk

	One driver may serve several device, each one may have different quirks instead of the initial one.

Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxxx>
---
 drivers/mmc/host/sdhci-pltfm.c |    8 ++++++--
 include/linux/sdhci-pltfm.h    |    1 +
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 82d3d05..5c3c513 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -91,8 +91,7 @@ static int __devinit sdhci_pltfm_probe(struct platform_device *pdev)
 		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),
@@ -115,6 +114,11 @@ static int __devinit sdhci_pltfm_probe(struct platform_device *pdev)
 			goto err_plat_init;
 	}
 
+	if (pdata && pdata->get_quirk)
+		host->quirks = pdata->get_quirk(host);
+	else if (pdata)
+		host->quirks = pdata->quirks;
+
 	ret = sdhci_add_host(host);
 	if (ret)
 		goto err_add_host;
diff --git a/include/linux/sdhci-pltfm.h b/include/linux/sdhci-pltfm.h
index 80c415e..0d20cb4 100644
--- a/include/linux/sdhci-pltfm.h
+++ b/include/linux/sdhci-pltfm.h
@@ -30,6 +30,7 @@ struct sdhci_pltfm_data {
 	unsigned int quirks;
 	int (*init)(struct sdhci_host *host, struct sdhci_pltfm_data *pdata, void* priv_pdata);
 	void (*exit)(struct sdhci_host *host);
+	unsigned int  (*get_quirk)(struct sdhci_host *host);
 	struct sdhci_host *(*alloc_host)(struct device *dev);
 };
 
-- 
1.7.0.4