| commit | 018db6bb0d726c3683a5e1eb4621e728965db94c | |
| author | Markus Armbruster <armbru@pond.sub.org> | |
| Wed, 18 Jul 2007 05:20:41 +0000 (18 01:20 -0400) | ||
| committer | Dmitry Torokhov <dtor@insightbb.com> | |
| Wed, 18 Jul 2007 05:20:41 +0000 (18 01:20 -0400) | ||
| tree | ecaca2bab01ab4bb56f74975732a91e421cd86fc | treesnapshot (tar.gz zip) |
| parent | 20b3cdd6773be09f7bf52113de0d0c37da287f29 | commitdiff |
Input: i8042 - restore control register when enabling port fails
When enabling interrupts for a port fails, the interrupt enable and
port enable bits remain set in i8042_ctr. Later writes of i8042_ctr
to the hardware could accidentally retry enabling interrupts. Clear
the bits on failure.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
When enabling interrupts for a port fails, the interrupt enable and
port enable bits remain set in i8042_ctr. Later writes of i8042_ctr
to the hardware could accidentally retry enabling interrupts. Clear
the bits on failure.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| drivers/input/serio/i8042.c | diffblobblamehistory |