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authorRafael J. Wysocki <rjw@sisk.pl>2012-07-11 21:27:30 +0200
committerWolfram Sang <w.sang@pengutronix.de>2012-07-12 12:04:55 +0200
commit6a7b3c3c465cef29d92dfc3fbbff0d958aa8be04 (patch)
treed6e3bc2d826775d4d5d886068ce9f326cc78d2aa
parent4aacc4b1b13cecef90d9ccbf9cf3fb4cc99807a0 (diff)
downloadblackbird-op-linux-6a7b3c3c465cef29d92dfc3fbbff0d958aa8be04.tar.gz
blackbird-op-linux-6a7b3c3c465cef29d92dfc3fbbff0d958aa8be04.zip
i2c-tegra: Use struct dev_pm_ops for power management
Make the Tegra I2C controller driver define its PM callbacks through a struct dev_pm_ops object rather than by using legacy PM hooks in struct platform_driver. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Laxman Dewangan <ldewangan@nvidia.com> [wsa] adapt to of_match_ptr change Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
-rw-r--r--drivers/i2c/busses/i2c-tegra.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index f00649c78b05..f85dee549e21 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -713,9 +713,9 @@ static int __devexit tegra_i2c_remove(struct platform_device *pdev)
}
#ifdef CONFIG_PM
-static int tegra_i2c_suspend(struct platform_device *pdev, pm_message_t state)
+static int tegra_i2c_suspend(struct device *dev)
{
- struct tegra_i2c_dev *i2c_dev = platform_get_drvdata(pdev);
+ struct tegra_i2c_dev *i2c_dev = dev_get_drvdata(dev);
i2c_lock_adapter(&i2c_dev->adapter);
i2c_dev->is_suspended = true;
@@ -724,9 +724,9 @@ static int tegra_i2c_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int tegra_i2c_resume(struct platform_device *pdev)
+static int tegra_i2c_resume(struct device *dev)
{
- struct tegra_i2c_dev *i2c_dev = platform_get_drvdata(pdev);
+ struct tegra_i2c_dev *i2c_dev = dev_get_drvdata(dev);
int ret;
i2c_lock_adapter(&i2c_dev->adapter);
@@ -744,6 +744,11 @@ static int tegra_i2c_resume(struct platform_device *pdev)
return 0;
}
+
+static SIMPLE_DEV_PM_OPS(tegra_i2c_pm, tegra_i2c_suspend, tegra_i2c_resume);
+#define TEGRA_I2C_PM (&tegra_i2c_pm)
+#else
+#define TEGRA_I2C_PM NULL
#endif
#if defined(CONFIG_OF)
@@ -759,14 +764,11 @@ MODULE_DEVICE_TABLE(of, tegra_i2c_of_match);
static struct platform_driver tegra_i2c_driver = {
.probe = tegra_i2c_probe,
.remove = __devexit_p(tegra_i2c_remove),
-#ifdef CONFIG_PM
- .suspend = tegra_i2c_suspend,
- .resume = tegra_i2c_resume,
-#endif
.driver = {
.name = "tegra-i2c",
.owner = THIS_MODULE,
.of_match_table = of_match_ptr(tegra_i2c_of_match),
+ .pm = TEGRA_I2C_PM,
},
};
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