[PATCH 2/6] staging: nvec: cleanup driver registration
Marc Dietrich
marvin24 at gmx.de
Sat Jun 2 13:07:58 UTC 2012
This patch simplifies code by using the module_platform_driver
and SIMPLE_DEV_PM_OPS macros.
Signed-off-by: Marc Dietrich <marvin24 at gmx.de>
---
drivers/staging/nvec/nvec.c | 27 +++++++++++----------------
drivers/staging/nvec/nvec_kbd.c | 7 +------
drivers/staging/nvec/nvec_leds.c | 14 +-------------
drivers/staging/nvec/nvec_power.c | 7 +------
drivers/staging/nvec/nvec_ps2.c | 21 +++++++++++----------
5 files changed, 25 insertions(+), 51 deletions(-)
diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c
index 082c296..c50c92a 100644
--- a/drivers/staging/nvec/nvec.c
+++ b/drivers/staging/nvec/nvec.c
@@ -698,12 +698,14 @@ static void tegra_init_i2c_slave(struct nvec_chip *nvec)
clk_disable(nvec->i2c_clk);
}
+#ifdef CONFIG_PM_SLEEP
static void nvec_disable_i2c_slave(struct nvec_chip *nvec)
{
disable_irq(nvec->irq);
writel(I2C_SL_NEWSL | I2C_SL_NACK, nvec->base + I2C_SL_CNFG);
clk_disable(nvec->i2c_clk);
}
+#endif
static void nvec_power_off(void)
{
@@ -862,10 +864,10 @@ static int __devexit tegra_nvec_remove(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM
-
-static int tegra_nvec_suspend(struct platform_device *pdev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int nvec_suspend(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct nvec_chip *nvec = platform_get_drvdata(pdev);
struct nvec_msg *msg;
@@ -882,8 +884,9 @@ static int tegra_nvec_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int tegra_nvec_resume(struct platform_device *pdev)
+static int nvec_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct nvec_chip *nvec = platform_get_drvdata(pdev);
dev_dbg(nvec->dev, "resuming\n");
@@ -892,12 +895,10 @@ static int tegra_nvec_resume(struct platform_device *pdev)
return 0;
}
-
-#else
-#define tegra_nvec_suspend NULL
-#define tegra_nvec_resume NULL
#endif
+static const SIMPLE_DEV_PM_OPS(nvec_pm_ops, nvec_suspend, nvec_resume);
+
/* Match table for of_platform binding */
static const struct of_device_id nvidia_nvec_of_match[] __devinitconst = {
{ .compatible = "nvidia,nvec", },
@@ -908,21 +909,15 @@ MODULE_DEVICE_TABLE(of, nvidia_nvec_of_match);
static struct platform_driver nvec_device_driver = {
.probe = tegra_nvec_probe,
.remove = __devexit_p(tegra_nvec_remove),
- .suspend = tegra_nvec_suspend,
- .resume = tegra_nvec_resume,
.driver = {
.name = "nvec",
.owner = THIS_MODULE,
+ .pm = &nvec_pm_ops,
.of_match_table = nvidia_nvec_of_match,
}
};
-static int __init tegra_nvec_init(void)
-{
- return platform_driver_register(&nvec_device_driver);
-}
-
-module_init(tegra_nvec_init);
+module_platform_driver(nvec_device_driver);
MODULE_ALIAS("platform:nvec");
MODULE_DESCRIPTION("NVIDIA compliant embedded controller interface");
diff --git a/drivers/staging/nvec/nvec_kbd.c b/drivers/staging/nvec/nvec_kbd.c
index a4ce5a7..36ef6a6 100644
--- a/drivers/staging/nvec/nvec_kbd.c
+++ b/drivers/staging/nvec/nvec_kbd.c
@@ -167,12 +167,7 @@ static struct platform_driver nvec_kbd_driver = {
},
};
-static int __init nvec_kbd_init(void)
-{
- return platform_driver_register(&nvec_kbd_driver);
-}
-
-module_init(nvec_kbd_init);
+module_platform_driver(nvec_kbd_driver);
MODULE_AUTHOR("Marc Dietrich <marvin24 at gmx.de>");
MODULE_DESCRIPTION("NVEC keyboard driver");
diff --git a/drivers/staging/nvec/nvec_leds.c b/drivers/staging/nvec/nvec_leds.c
index 91947fb..53cb571 100644
--- a/drivers/staging/nvec/nvec_leds.c
+++ b/drivers/staging/nvec/nvec_leds.c
@@ -90,19 +90,7 @@ static struct platform_driver nvec_led_driver = {
},
};
-static int __init nvec_led_init(void)
-{
- return platform_driver_register(&nvec_led_driver);
-}
-
-module_init(nvec_led_init);
-
-static void __exit nvec_led_exit(void)
-{
- platform_driver_unregister(&nvec_led_driver);
-}
-
-module_exit(nvec_led_exit);
+module_platform_driver(nvec_led_driver);
MODULE_AUTHOR("Ilya Petrov <ilya.muromec at gmail.com>");
MODULE_DESCRIPTION("Tegra NVEC LED driver");
diff --git a/drivers/staging/nvec/nvec_power.c b/drivers/staging/nvec/nvec_power.c
index a23e548..063f6d5 100644
--- a/drivers/staging/nvec/nvec_power.c
+++ b/drivers/staging/nvec/nvec_power.c
@@ -415,12 +415,7 @@ static struct platform_driver nvec_power_driver = {
}
};
-static int __init nvec_power_init(void)
-{
- return platform_driver_register(&nvec_power_driver);
-}
-
-module_init(nvec_power_init);
+module_platform_driver(nvec_power_driver);
MODULE_AUTHOR("Ilya Petrov <ilya.muromec at gmail.com>");
MODULE_LICENSE("GPL");
diff --git a/drivers/staging/nvec/nvec_ps2.c b/drivers/staging/nvec/nvec_ps2.c
index d6ceff9..8b66cc0 100644
--- a/drivers/staging/nvec/nvec_ps2.c
+++ b/drivers/staging/nvec/nvec_ps2.c
@@ -123,8 +123,10 @@ static int __devinit nvec_mouse_probe(struct platform_device *pdev)
return 0;
}
-static int nvec_mouse_suspend(struct platform_device *pdev, pm_message_t state)
+#ifdef CONFIG_PM_SLEEP
+static int nvec_mouse_suspend(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
/* disable mouse */
@@ -136,8 +138,9 @@ static int nvec_mouse_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int nvec_mouse_resume(struct platform_device *pdev)
+static int nvec_mouse_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
ps2_startstreaming(ps2_dev.ser_dev);
@@ -147,23 +150,21 @@ static int nvec_mouse_resume(struct platform_device *pdev)
return 0;
}
+#endif
+
+static const SIMPLE_DEV_PM_OPS(nvec_mouse_pm_ops, nvec_mouse_suspend,
+ nvec_mouse_resume);
static struct platform_driver nvec_mouse_driver = {
.probe = nvec_mouse_probe,
- .suspend = nvec_mouse_suspend,
- .resume = nvec_mouse_resume,
.driver = {
.name = "nvec-mouse",
+ .pm = &nvec_mouse_pm_ops,
.owner = THIS_MODULE,
},
};
-static int __init nvec_mouse_init(void)
-{
- return platform_driver_register(&nvec_mouse_driver);
-}
-
-module_init(nvec_mouse_init);
+module_platform_driver(nvec_mouse_driver);
MODULE_DESCRIPTION("NVEC mouse driver");
MODULE_AUTHOR("Marc Dietrich <marvin24 at gmx.de>");
--
1.7.9.5
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