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eeepc-wmi: add hibernate/resume callbacks

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Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Corentin Chary 2011-02-06 13:28:32 +01:00 committed by Matthew Garrett
parent 5c95638d11
commit 0773d7f9f1
1 changed files with 49 additions and 0 deletions
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49
drivers/platform/x86/eeepc-wmi.c
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@ -1183,10 +1183,59 @@ static int eeepc_wmi_remove(struct platform_device *device)
return 0;
}
/*
* Platform driver - hibernate/resume callbacks
*/
static int eeepc_hotk_thaw(struct device *device)
{
struct eeepc_wmi *eeepc = dev_get_drvdata(device);
if (eeepc->wlan_rfkill) {
bool wlan;
/*
* Work around bios bug - acpi _PTS turns off the wireless led
* during suspend. Normally it restores it on resume, but
* we should kick it ourselves in case hibernation is aborted.
*/
wlan = eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WLAN);
eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_WLAN, wlan, NULL);
}
return 0;
}
static int eeepc_hotk_restore(struct device *device)
{
struct eeepc_wmi *eeepc = dev_get_drvdata(device);
int bl;
/* Refresh both wlan rfkill state and pci hotplug */
if (eeepc->wlan_rfkill)
eeepc_rfkill_hotplug(eeepc);
if (eeepc->bluetooth_rfkill) {
bl = !eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_BLUETOOTH);
rfkill_set_sw_state(eeepc->bluetooth_rfkill, bl);
}
if (eeepc->wwan3g_rfkill) {
bl = !eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WWAN3G);
rfkill_set_sw_state(eeepc->wwan3g_rfkill, bl);
}
return 0;
}
static const struct dev_pm_ops eeepc_pm_ops = {
.thaw = eeepc_hotk_thaw,
.restore = eeepc_hotk_restore,
};
static struct platform_driver platform_driver = {
.driver = {
.name = EEEPC_WMI_FILE,
.owner = THIS_MODULE,
.pm = &eeepc_pm_ops,
},
};