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authorRafael J. Wysocki <rjw@sisk.pl>2007-06-17 19:49:20 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-11 16:09:02 -0700
commit1c3f7d1c79425dd8f627b8da139fd1855f096b6e (patch)
tree36c39ee526bcefc6119b36798635db23cf467e1c /drivers/base
parent515c53576299e32d6bdb6295cfa2fe1307516eb4 (diff)
downloadlwn-1c3f7d1c79425dd8f627b8da139fd1855f096b6e.tar.gz
lwn-1c3f7d1c79425dd8f627b8da139fd1855f096b6e.zip
PM: Remove power_state.event checks from suspend core code
The suspend routines should be called for every device during a system sleep transition, regardless of the device's state, so that drivers can regard these method calls as notifications that the system is about to go to sleep, rather than as directives to put their devices into the 'off' state. This is documented in Documentation/power/devices.txt and is already done in the core resume code, so it seems reasonable to make the core suspend code behave accordingly. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/power/suspend.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/base/power/suspend.c b/drivers/base/power/suspend.c
index 5178b0fbd82e..a3ff3944832a 100644
--- a/drivers/base/power/suspend.c
+++ b/drivers/base/power/suspend.c
@@ -71,21 +71,19 @@ int suspend_device(struct device * dev, pm_message_t state)
dev->parent->power.power_state.event);
}
- if (dev->class && dev->class->suspend && !dev->power.power_state.event) {
+ if (dev->class && dev->class->suspend) {
suspend_device_dbg(dev, state, "class ");
error = dev->class->suspend(dev, state);
suspend_report_result(dev->class->suspend, error);
}
- if (!error && dev->type && dev->type->suspend
- && !dev->power.power_state.event) {
+ if (!error && dev->type && dev->type->suspend) {
suspend_device_dbg(dev, state, "type ");
error = dev->type->suspend(dev, state);
suspend_report_result(dev->type->suspend, error);
}
- if (!error && dev->bus && dev->bus->suspend
- && !dev->power.power_state.event) {
+ if (!error && dev->bus && dev->bus->suspend) {
suspend_device_dbg(dev, state, "");
error = dev->bus->suspend(dev, state);
suspend_report_result(dev->bus->suspend, error);
@@ -104,8 +102,7 @@ static int suspend_device_late(struct device *dev, pm_message_t state)
{
int error = 0;
- if (dev->bus && dev->bus->suspend_late
- && !dev->power.power_state.event) {
+ if (dev->bus && dev->bus->suspend_late) {
suspend_device_dbg(dev, state, "LATE ");
error = dev->bus->suspend_late(dev, state);
suspend_report_result(dev->bus->suspend_late, error);