aboutsummaryrefslogtreecommitdiff
path: root/drivers/pnp/pnpacpi/core.c
diff options
context:
space:
mode:
authorShaohua Li <shaohua.li@intel.com>2007-07-20 10:03:20 +0800
committerLen Brown <len.brown@intel.com>2007-07-22 04:18:20 -0400
commitfc30e68e88baf463683bde43347756889ba2ffae (patch)
tree3da69f1c11c10e0ad3c3663989575a5a03ef61c1 /drivers/pnp/pnpacpi/core.c
parentfd4aff1a28eecbd729b409bf7d3eff5948f20414 (diff)
downloadlinux-linaro-stable-fc30e68e88baf463683bde43347756889ba2ffae.tar.gz
ACPI, PNP: hook ACPI D-state to PNP suspend/resume
applied after Rafel's 'PM: Update global suspend and hibernation operations framework' patch set Signed-off-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/pnp/pnpacpi/core.c')
-rw-r--r--drivers/pnp/pnpacpi/core.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index a00548799e98..c37a558ecd96 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -119,11 +119,25 @@ static int pnpacpi_disable_resources(struct pnp_dev *dev)
return ACPI_FAILURE(status) ? -ENODEV : 0;
}
+static int pnpacpi_suspend(struct pnp_dev *dev, pm_message_t state)
+{
+ return acpi_bus_set_power((acpi_handle)dev->data,
+ acpi_pm_device_sleep_state(&dev->dev,
+ device_may_wakeup(&dev->dev), NULL));
+}
+
+static int pnpacpi_resume(struct pnp_dev *dev)
+{
+ return acpi_bus_set_power((acpi_handle)dev->data, ACPI_STATE_D0);
+}
+
static struct pnp_protocol pnpacpi_protocol = {
.name = "Plug and Play ACPI",
.get = pnpacpi_get_resources,
.set = pnpacpi_set_resources,
.disable = pnpacpi_disable_resources,
+ .suspend = pnpacpi_suspend,
+ .resume = pnpacpi_resume,
};
static int __init pnpacpi_add_device(struct acpi_device *device)