openwrt/target/linux/s3c24xx/patches-2.6.24/1071-suspend-prelim1.patch.patch

From a3ce0f5da32538cdf96c1dc1d6dc8b7452b096d2 Mon Sep 17 00:00:00 2001
From: mokopatches <mokopatches@openmoko.org>
Date: Sun, 13 Apr 2008 07:23:59 +0100
Subject: [PATCH] suspend-prelim1.patch

---
 drivers/i2c/chips/pcf50633.c   |    5 +++++
 drivers/i2c/i2c-core.c         |   13 ++++++++++++-
 drivers/mfd/glamo/glamo-core.c |    2 ++
 3 files changed, 19 insertions(+), 1 deletions(-)

diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c
index fc1262e..e23c540 100644
--- a/drivers/i2c/chips/pcf50633.c
+++ b/drivers/i2c/chips/pcf50633.c
@@ -1901,6 +1901,9 @@ static int pcf50633_suspend(struct device *dev, pm_message_t state)
 		}
 	}
 
+	/* turn off the backlight */
+	__reg_write(pcf, PCF50633_REG_LEDENA, 0x00);
+
 	pcf->standby_regs.int1m = __reg_read(pcf, PCF50633_REG_INT1M);
 	pcf->standby_regs.int2m = __reg_read(pcf, PCF50633_REG_INT2M);
 	pcf->standby_regs.int3m = __reg_read(pcf, PCF50633_REG_INT3M);
@@ -1925,6 +1928,8 @@ static int pcf50633_resume(struct device *dev)
 
 	mutex_lock(&pcf->lock);
 
+	__reg_write(pcf, PCF50633_REG_LEDENA, 0x01);
+
 	/* Resume all saved registers that don't "survive" standby state */
 	__reg_write(pcf, PCF50633_REG_INT1M, pcf->standby_regs.int1m);
 	__reg_write(pcf, PCF50633_REG_INT2M, pcf->standby_regs.int2m);
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 2c802de..405c957 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1,4 +1,3 @@
-/* i2c-core.c - a device driver for the iic-bus interface		     */
 /* ------------------------------------------------------------------------- */
 /*   Copyright (C) 1995-99 Simon G. Vogl
 
@@ -136,10 +135,16 @@ static int i2c_device_suspend(struct device * dev, pm_message_t mesg)
 
 	if (!dev->driver)
 		return 0;
+#if 0
 	driver = to_i2c_driver(dev->driver);
 	if (!driver->suspend)
 		return 0;
 	return driver->suspend(to_i2c_client(dev), mesg);
+#else
+	if (!dev->driver->suspend)
+		return 0;
+	return dev->driver->suspend(dev, mesg);
+#endif
 }
 
 static int i2c_device_resume(struct device * dev)
@@ -148,10 +153,16 @@ static int i2c_device_resume(struct device * dev)
 
 	if (!dev->driver)
 		return 0;
+#if 0
 	driver = to_i2c_driver(dev->driver);
 	if (!driver->resume)
 		return 0;
 	return driver->resume(to_i2c_client(dev));
+#else
+	if (!dev->driver->resume)
+		return 0;
+	return dev->driver->resume(dev);
+#endif
 }
 
 static void i2c_client_release(struct device *dev)
diff --git a/drivers/mfd/glamo/glamo-core.c b/drivers/mfd/glamo/glamo-core.c
index 8497de2..ffa4945 100644
--- a/drivers/mfd/glamo/glamo-core.c
+++ b/drivers/mfd/glamo/glamo-core.c
@@ -1125,11 +1125,13 @@ static int glamo_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM
 static int glamo_suspend(struct platform_device *pdev, pm_message_t state)
 {
+	glamo_power(glamo_handle, GLAMO_POWER_SUSPEND);
 	return 0;
 }
 
 static int glamo_resume(struct platform_device *pdev)
 {
+	glamo_power(glamo_handle, GLAMO_POWER_ON);
 	return 0;
 }
 #else
-- 
1.5.6.5