diff --git a/drivers/hid/hid-google-hammer.c b/drivers/hid/hid-google-hammer.c
index 6486469..7b8e17b 100644
--- a/drivers/hid/hid-google-hammer.c
+++ b/drivers/hid/hid-google-hammer.c
@@ -41,6 +41,16 @@
 	led->buf[0] = 0;
 	led->buf[1] = br;
 
+	/*
+	 * Request USB HID device to be in Full On mode, so that sending
+	 * hardware output report and hardware raw request won't fail.
+	 */
+	ret = hid_hw_power(led->hdev, PM_HINT_FULLON);
+	if (ret < 0) {
+		hid_err(led->hdev, "failed: device not resumed %d\n", ret);
+		return ret;
+	}
+
 	ret = hid_hw_output_report(led->hdev, led->buf, sizeof(led->buf));
 	if (ret == -ENOSYS)
 		ret = hid_hw_raw_request(led->hdev, 0, led->buf,
@@ -50,6 +60,10 @@
 	if (ret < 0)
 		hid_err(led->hdev, "failed to set keyboard backlight: %d\n",
 			ret);
+
+	/* Request USB HID device back to Normal Mode. */
+	hid_hw_power(led->hdev, PM_HINT_NORMAL);
+
 	return ret;
 }