From fabf85e3ca15d5b94058f391dac8df870cdd427a Mon Sep 17 00:00:00 2001 From: Kyle Evans Date: Thu, 31 Jan 2013 15:44:27 -0500 Subject: [PATCH] hp-wmi: Add support for SMBus hotkeys Several models of HP laptops using the same DSDT have hotkey buttons that do not work until the EC is configured to enable them. Signed-off-by: Kyle Evans Signed-off-by: Matthew Garrett --- drivers/platform/x86/hp-wmi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index 2179c03..be9227d 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -138,6 +138,7 @@ static const struct key_entry hp_wmi_keymap[] = { { KE_KEY, 0x2142, { KEY_MEDIA } }, { KE_KEY, 0x213b, { KEY_INFO } }, { KE_KEY, 0x2169, { KEY_DIRECTION } }, + { KE_KEY, 0x216a, { KEY_SETUP } }, { KE_KEY, 0x231b, { KEY_HELP } }, { KE_END, 0 } }; @@ -926,6 +927,9 @@ static int __init hp_wmi_init(void) err = hp_wmi_input_setup(); if (err) return err; + + //Enable magic for hotkeys that run on the SMBus + ec_write(0xe6,0x6e); } if (bios_capable) { -- 2.7.4