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Date: Tue, 1 Feb 2011 11:46:12 +0000
From: Mark Brown <broonie@...nsource.wolfsonmicro.com>
To: Samuel Ortiz <sameo@...ux.intel.com>
Cc: linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com,
Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH 1/2] mfd: Convert WM831x SPI to use dev_pm_ops
There is a move to deprecate bus-specific PM operations and move to
using dev_pm_ops instead in order to reduce the amount of boilerplate
code in buses and facilitiate updates to the PM core. Do this move for
the WM831x SPI driver.
Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
drivers/mfd/wm831x-spi.c | 24 +++++++++++++++---------
1 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c
index 0a8f772..eed8e4f 100644
--- a/drivers/mfd/wm831x-spi.c
+++ b/drivers/mfd/wm831x-spi.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/pm.h>
#include <linux/spi/spi.h>
#include <linux/mfd/wm831x/core.h>
@@ -113,22 +114,27 @@ static int __devexit wm831x_spi_remove(struct spi_device *spi)
return 0;
}
-static int wm831x_spi_suspend(struct spi_device *spi, pm_message_t m)
+static int wm831x_spi_suspend(struct device *dev)
{
- struct wm831x *wm831x = dev_get_drvdata(&spi->dev);
+ struct wm831x *wm831x = dev_get_drvdata(dev);
return wm831x_device_suspend(wm831x);
}
+static const struct dev_pm_ops wm831x_spi_pm = {
+ .freeze = wm831x_spi_suspend,
+ .suspend = wm831x_spi_suspend,
+};
+
static struct spi_driver wm8310_spi_driver = {
.driver = {
.name = "wm8310",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8311_spi_driver = {
@@ -136,10 +142,10 @@ static struct spi_driver wm8311_spi_driver = {
.name = "wm8311",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8312_spi_driver = {
@@ -147,10 +153,10 @@ static struct spi_driver wm8312_spi_driver = {
.name = "wm8312",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8320_spi_driver = {
@@ -158,10 +164,10 @@ static struct spi_driver wm8320_spi_driver = {
.name = "wm8320",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8321_spi_driver = {
@@ -169,10 +175,10 @@ static struct spi_driver wm8321_spi_driver = {
.name = "wm8321",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8325_spi_driver = {
@@ -180,10 +186,10 @@ static struct spi_driver wm8325_spi_driver = {
.name = "wm8325",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8326_spi_driver = {
@@ -191,10 +197,10 @@ static struct spi_driver wm8326_spi_driver = {
.name = "wm8326",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
+ .pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
- .suspend = wm831x_spi_suspend,
};
static int __init wm831x_spi_init(void)
--
1.7.2.3
--
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