Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=93ad7c07ad487b036add8760dabcc35666a550ef
Commit: 93ad7c07ad487b036add8760dabcc35666a550ef
Parent: 968fc5dc2699434ea1cbddaf189f19c4eb4dbe55
Author: Alexey Starikovskiy <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 22 14:19:21 2007 +0400
Committer: Len Brown <[EMAIL PROTECTED]>
CommitDate: Thu Oct 25 16:31:31 2007 -0400
ACPI: Fan: Drop force_power_state acpi_device option
force_power_state was used as a workaround for invalid cached
power state of the device. We do not cache power state, so no need for
workaround.
Signed-off-by: Alexey Starikovskiy <[EMAIL PROTECTED]>
Acked-by: Rafael J. Wysocki <[EMAIL PROTECTED]>
Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
drivers/acpi/bus.c | 2 +-
drivers/acpi/fan.c | 40 ----------------------------------------
include/acpi/acpi_bus.h | 3 +--
3 files changed, 2 insertions(+), 43 deletions(-)
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index fdee82d..49d432d 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -201,7 +201,7 @@ int acpi_bus_set_power(acpi_handle handle, int state)
* Get device's current power state
*/
acpi_bus_get_power(device->handle, &device->power.state);
- if ((state == device->power.state) && !device->flags.force_power_state)
{
+ if (state == device->power.state) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n",
state));
return 0;
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index a6e149d..a5a5532 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -47,8 +47,6 @@ MODULE_LICENSE("GPL");
static int acpi_fan_add(struct acpi_device *device);
static int acpi_fan_remove(struct acpi_device *device, int type);
-static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state);
-static int acpi_fan_resume(struct acpi_device *device);
static const struct acpi_device_id fan_device_ids[] = {
{"PNP0C0B", 0},
@@ -63,8 +61,6 @@ static struct acpi_driver acpi_fan_driver = {
.ops = {
.add = acpi_fan_add,
.remove = acpi_fan_remove,
- .suspend = acpi_fan_suspend,
- .resume = acpi_fan_resume,
},
};
@@ -195,10 +191,6 @@ static int acpi_fan_add(struct acpi_device *device)
goto end;
}
- device->flags.force_power_state = 1;
- acpi_bus_set_power(device->handle, state);
- device->flags.force_power_state = 0;
-
result = acpi_fan_add_fs(device);
if (result)
goto end;
@@ -224,38 +216,6 @@ static int acpi_fan_remove(struct acpi_device *device, int
type)
return 0;
}
-static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state)
-{
- if (!device)
- return -EINVAL;
-
- acpi_bus_set_power(device->handle, ACPI_STATE_D0);
-
- return AE_OK;
-}
-
-static int acpi_fan_resume(struct acpi_device *device)
-{
- int result = 0;
- int power_state = 0;
-
- if (!device)
- return -EINVAL;
-
- result = acpi_bus_get_power(device->handle, &power_state);
- if (result) {
- ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
- "Error reading fan power state\n"));
- return result;
- }
-
- device->flags.force_power_state = 1;
- acpi_bus_set_power(device->handle, power_state);
- device->flags.force_power_state = 0;
-
- return result;
-}
-
static int __init acpi_fan_init(void)
{
int result = 0;
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 7b74b60..19c3ead 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -168,8 +168,7 @@ struct acpi_device_flags {
u32 power_manageable:1;
u32 performance_manageable:1;
u32 wake_capable:1; /* Wakeup(_PRW) supported? */
- u32 force_power_state:1;
- u32 reserved:19;
+ u32 reserved:20;
};
/* File System */
-
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