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authorDmitry Torokhov <dtor@insightbb.com>2007-04-12 01:32:09 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-04-12 01:32:09 -0400
commit8d04ddb64c7bf62aec1102fddc5336a68bcaebe9 (patch)
tree47fd8814e5b850eb706ea3ff7d066d850e818e6c /drivers/input
parent0d9d93c411c9351ba186f5ec910b10da7c1d9d14 (diff)
downloadop-kernel-dev-8d04ddb64c7bf62aec1102fddc5336a68bcaebe9.zip
op-kernel-dev-8d04ddb64c7bf62aec1102fddc5336a68bcaebe9.tar.gz
Input: i8042 - disable interfaces when switching to legacy mode
Disable both keyboard and auxiliary interfaces before switching to legacy mode to prevent atkbd from getting "empty" interrupts. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/serio/i8042.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index ec195a3..ff40b5c 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -762,6 +762,13 @@ static void i8042_controller_reset(void)
i8042_flush();
/*
+ * Disable both KBD and AUX interfaces so they don't get in the way
+ */
+
+ i8042_ctr |= I8042_CTR_KBDDIS | I8042_CTR_AUXDIS;
+ i8042_ctr &= ~(I8042_CTR_KBDINT | I8042_CTR_AUXINT);
+
+/*
* Disable MUX mode if present.
*/
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