Revert "hp-wmi: Add support for SMBus hotkeys"

This reverts commit fabf85e3ca15d5b94058f391dac8df870cdd427a which breaks
hotkey support on some other HP laptops. We'll try doing this differently
in 3.10.

Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 45cacf7..1a779bb 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,7 +134,6 @@
 	{ 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 }
 };
@@ -925,9 +924,6 @@
 		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) {