thinkpad_acpi: Fix inconsistent mute LED after resume
The mute LED states have to be restored after resume.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=70351
Cc: <stable@vger.kernel.org> [v3.13+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 94bb615..dcc833a 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -8447,9 +8447,21 @@
tpacpi_led_set(i, false);
}
+static void mute_led_resume(void)
+{
+ int i;
+
+ for (i = 0; i < TPACPI_LED_MAX; i++) {
+ struct tp_led_table *t = &led_tables[i];
+ if (t->state >= 0)
+ mute_led_on_off(t, t->state);
+ }
+}
+
static struct ibm_struct mute_led_driver_data = {
.name = "mute_led",
.exit = mute_led_exit,
+ .resume = mute_led_resume,
};
/****************************************************************************