linux: add patch to disable i8042 check on Mac (from fedora)

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/linux/patches/009-disable-i8042-check-on-apple-mac.diff

@@ -0,0 +1,59 @@
+From 2a79554c864ac58fa2ad982f0fcee2cc2aa33eb5 Mon Sep 17 00:00:00 2001
+From: Bastien Nocera <hadess@hadess.net>
+Date: Thu, 20 May 2010 10:30:31 -0400
+Subject: Disable i8042 checks on Intel Apple Macs
+
+As those computers never had any i8042 controllers, and the
+current lookup code could potentially lock up/hang/wait for
+timeout for long periods of time.
+
+Fixes intermittent hangs on boot on a MacbookAir1,1
+
+Signed-off-by: Bastien Nocera <hadess@hadess.net>
+---
+ drivers/input/serio/i8042.c |   22 ++++++++++++++++++++++
+ 1 files changed, 22 insertions(+), 0 deletions(-)
+
+diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
+index 6440a8f..4d7cf98 100644
+--- a/drivers/input/serio/i8042.c
++++ b/drivers/input/serio/i8042.c
+@@ -1451,6 +1451,22 @@ static struct platform_driver i8042_driver = {
+ 	.shutdown	= i8042_shutdown,
+ };
+ 
++#ifdef CONFIG_DMI
++static struct dmi_system_id __initdata dmi_system_table[] = {
++	{
++		.matches = {
++			DMI_MATCH(DMI_BIOS_VENDOR, "Apple Computer, Inc.")
++		},
++	},
++	{
++		.matches = {
++			DMI_MATCH(DMI_BIOS_VENDOR, "Apple Inc.")
++		},
++	},
++	{}
++};
++#endif /*CONFIG_DMI*/
++
+ static int __init i8042_init(void)
+ {
+ 	struct platform_device *pdev;
+@@ -1458,6 +1474,12 @@ static int __init i8042_init(void)
+ 
+ 	dbg_init();
+ 
++#ifdef CONFIG_DMI
++	/* Intel Apple Macs never have an i8042 controller */
++	if (dmi_check_system(dmi_system_table) > 0)
++		return -ENODEV;
++#endif /*CONFIG_DMI*/
++
+ 	err = i8042_platform_init();
+ 	if (err)
+ 		return err;
+-- 
+1.7.0.1
+