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| author | Jiri Kosina <jkosina@suse.cz> | 2011-01-08 10:37:26 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-01-08 10:38:11 +0100 |
| commit | f8313ef1f448006207f12c107123522c8bc00f15 (patch) | |
| tree | 67149c0397df522d0906eddd6dd96373c7dad127 /drivers/input/serio/i8042.c | |
| parent | Input: cy8ctmg110_ts - Convert to dev_pm_ops (diff) | |
| download | linux-f8313ef1f448006207f12c107123522c8bc00f15.tar.xz linux-f8313ef1f448006207f12c107123522c8bc00f15.zip | |
Input: i8042 - introduce 'notimeout' blacklist for Dell Vostro V13
i8042 controller present in Dell Vostro V13 errorneously signals spurious
timeouts.
Introduce i8042.notimeout parameter for ignoring i8042-signalled timeouts
and apply this quirk automatically for Dell Vostro V13, based on DMI match.
In addition to that, this machine also needs to be added to nomux blacklist.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/serio/i8042.c')
| -rw-r--r-- | drivers/input/serio/i8042.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index c04ff00a3663..ac4c93689ab9 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -63,6 +63,10 @@ static bool i8042_noloop; module_param_named(noloop, i8042_noloop, bool, 0); MODULE_PARM_DESC(noloop, "Disable the AUX Loopback command while probing for the AUX port"); +static bool i8042_notimeout; +module_param_named(notimeout, i8042_notimeout, bool, 0); +MODULE_PARM_DESC(notimeout, "Ignore timeouts signalled by i8042"); + #ifdef CONFIG_X86 static bool i8042_dritek; module_param_named(dritek, i8042_dritek, bool, 0); @@ -504,7 +508,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id) } else { dfl = ((str & I8042_STR_PARITY) ? SERIO_PARITY : 0) | - ((str & I8042_STR_TIMEOUT) ? SERIO_TIMEOUT : 0); + ((str & I8042_STR_TIMEOUT && !i8042_notimeout) ? SERIO_TIMEOUT : 0); port_no = (str & I8042_STR_AUXDATA) ? I8042_AUX_PORT_NO : I8042_KBD_PORT_NO; |