Signed-off-by: Corentin Chary <corentincj@xxxxxxxxxx>
---
drivers/platform/x86/eeepc-wmi.c | 49 ++++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
index de501fb..583ba78 100644
--- a/drivers/platform/x86/eeepc-wmi.c
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -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,
},
};
--
1.7.4.rc3
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