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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-01-21 16:36:30 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-02-18 23:15:42 +0000
commit5a09b7120a965a7d7e8494d0ed509135bbce0118 (patch)
treead2893b2ab904ffa56226a7a133b262b2f8d17eb /drivers/mfd/ucb1x00-core.c
parenta4b54acf9e691a3051950444d33980741e7d63a8 (diff)
MFD: ucb1x00-core: convert to use dev_pm_ops
Convert the ucb1x00-core driver to use dev_pm_ops rather than the legacy members in the mcp driver. Acked-by: Jochen Friedrich <jochen@scram.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/mfd/ucb1x00-core.c')
-rw-r--r--drivers/mfd/ucb1x00-core.c32
1 files changed, 18 insertions, 14 deletions
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index ed2a4b2e518f..6fab82557543 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -26,6 +26,7 @@
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/mfd/ucb1x00.h>
+#include <linux/pm.h>
#include <linux/gpio.h>
static DEFINE_MUTEX(ucb1x00_mutex);
@@ -697,47 +698,50 @@ void ucb1x00_unregister_driver(struct ucb1x00_driver *drv)
mutex_unlock(&ucb1x00_mutex);
}
-static int ucb1x00_suspend(struct mcp *mcp, pm_message_t state)
+static int ucb1x00_suspend(struct device *dev)
{
- struct ucb1x00 *ucb = mcp_get_drvdata(mcp);
- struct ucb1x00_dev *dev;
+ struct ucb1x00 *ucb = dev_get_drvdata(dev);
+ struct ucb1x00_dev *udev;
mutex_lock(&ucb1x00_mutex);
- list_for_each_entry(dev, &ucb->devs, dev_node) {
- if (dev->drv->suspend)
- dev->drv->suspend(dev, state);
+ list_for_each_entry(udev, &ucb->devs, dev_node) {
+ if (udev->drv->suspend)
+ udev->drv->suspend(udev);
}
mutex_unlock(&ucb1x00_mutex);
return 0;
}
-static int ucb1x00_resume(struct mcp *mcp)
+static int ucb1x00_resume(struct device *dev)
{
- struct ucb1x00 *ucb = mcp_get_drvdata(mcp);
- struct ucb1x00_dev *dev;
+ struct ucb1x00 *ucb = dev_get_drvdata(dev);
+ struct ucb1x00_dev *udev;
ucb1x00_enable(ucb);
ucb1x00_reg_write(ucb, UCB_IO_DATA, ucb->io_out);
ucb1x00_reg_write(ucb, UCB_IO_DIR, ucb->io_dir);
ucb1x00_disable(ucb);
mutex_lock(&ucb1x00_mutex);
- list_for_each_entry(dev, &ucb->devs, dev_node) {
- if (dev->drv->resume)
- dev->drv->resume(dev);
+ list_for_each_entry(udev, &ucb->devs, dev_node) {
+ if (udev->drv->resume)
+ udev->drv->resume(udev);
}
mutex_unlock(&ucb1x00_mutex);
return 0;
}
+static const struct dev_pm_ops ucb1x00_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(ucb1x00_suspend, ucb1x00_resume)
+};
+
static struct mcp_driver ucb1x00_driver = {
.drv = {
.name = "ucb1x00",
.owner = THIS_MODULE,
+ .pm = &ucb1x00_pm_ops,
},
.probe = ucb1x00_probe,
.remove = ucb1x00_remove,
- .suspend = ucb1x00_suspend,
- .resume = ucb1x00_resume,
};
static int __init ucb1x00_init(void)