From: Ike Panhc <ike.pan@canonical.com>
Date: Thu, 3 May 2012 09:38:46 +0000 (+0800)
Subject: ideapad: generate valid key event only
X-Git-Tag: firefly_0821_release~3680^2~2687^2~23
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=20a769c1c6671d3b8d18a7358eff15e3dd29e94b;p=firefly-linux-kernel-4.4.55.git

ideapad: generate valid key event only

Otherwise will generate KEY_UNKNOWN on un-listed vpc event,
which means nothing and is hard for user to report the detail
of the event.

Signed-off-by: Ike Panhc <ike.pan@canonical.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---

diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 00d82f168c58..4f20f8dd3d7c 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -784,6 +784,10 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event)
 			case 9:
 				ideapad_sync_rfk_state(priv);
 				break;
+			case 13:
+			case 6:
+				ideapad_input_report(priv, vpc_bit);
+				break;
 			case 4:
 				ideapad_backlight_notify_brightness(priv);
 				break;
@@ -794,7 +798,7 @@ static void ideapad_acpi_notify(struct acpi_device *adevice, u32 event)
 				ideapad_backlight_notify_power(priv);
 				break;
 			default:
-				ideapad_input_report(priv, vpc_bit);
+				pr_info("Unknown event: %lu\n", vpc_bit);
 			}
 		}
 	}