[v2,1/2] Input: Add device_enable handler to DaVinci Keyscan platform data

Commit Message

[e-mail] Nov. 13, 2009, 7:43 p.m. UTC

None

Patch

diff --git a/arch/arm/mach-davinci/include/mach/keyscan.h b/arch/arm/mach-davinci/include/mach/keyscan.h
index b4e21a2..7a560e0 100644
--- a/arch/arm/mach-davinci/include/mach/keyscan.h
+++ b/arch/arm/mach-davinci/include/mach/keyscan.h
@@ -29,6 +29,7 @@  enum davinci_matrix_types {
 };
 
 struct davinci_ks_platform_data {
+	int		(*device_enable)(struct device *dev);
 	unsigned short	*keymap;
 	u32		keymapsize;
 	u8		rep:1;
diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c
index 6e52d85..d410d7a 100644
--- a/drivers/input/keyboard/davinci_keyscan.c
+++ b/drivers/input/keyboard/davinci_keyscan.c
@@ -174,6 +174,14 @@  static int __init davinci_ks_probe(struct platform_device *pdev)
 	struct davinci_ks_platform_data *pdata = pdev->dev.platform_data;
 	int error, i;
 
+	if (pdata->device_enable) {
+		error = pdata->device_enable(dev);
+		if (error < 0) {
+			dev_dbg(dev, "device enable function failed\n");
+			return error;
+		}
+	}
+
 	if (!pdata->keymap) {
 		dev_dbg(dev, "no keymap from pdata\n");
 		return -EINVAL;