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path: root/drivers/misc/acer-wmi.c
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Diffstat (limited to 'drivers/misc/acer-wmi.c')
-rw-r--r--drivers/misc/acer-wmi.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c
index e7a3fe508dff..b2d9878dc3f0 100644
--- a/drivers/misc/acer-wmi.c
+++ b/drivers/misc/acer-wmi.c
@@ -803,11 +803,30 @@ static acpi_status get_u32(u32 *value, u32 cap)
static acpi_status set_u32(u32 value, u32 cap)
{
+ acpi_status status;
+
if (interface->capability & cap) {
switch (interface->type) {
case ACER_AMW0:
return AMW0_set_u32(value, cap, interface);
case ACER_AMW0_V2:
+ if (cap == ACER_CAP_MAILLED)
+ return AMW0_set_u32(value, cap, interface);
+
+ /*
+ * On some models, some WMID methods don't toggle
+ * properly. For those cases, we want to run the AMW0
+ * method afterwards to be certain we've really toggled
+ * the device state.
+ */
+ if (cap == ACER_CAP_WIRELESS ||
+ cap == ACER_CAP_BLUETOOTH) {
+ status = WMID_set_u32(value, cap, interface);
+ if (ACPI_FAILURE(status))
+ return status;
+
+ return AMW0_set_u32(value, cap, interface);
+ }
case ACER_WMID:
return WMID_set_u32(value, cap, interface);
default: