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| author | Henrique de Moraes Holschuh <hmh@hmh.eng.br> | 2010-02-25 21:28:58 -0300 |
|---|---|---|
| committer | Henrique de Moraes Holschuh <hmh@hmh.eng.br> | 2010-02-25 21:34:23 -0300 |
| commit | b589ea4c44170d3f7a845684e2d1b3b9571663af (patch) | |
| tree | e467f59b6ae8e011ed787cb91bd39bbde78a073a /drivers/platform | |
| parent | 7d1894d8d1c411d2dad95abfe0f65bacf68c4afa (diff) | |
| download | linux-stable-b589ea4c44170d3f7a845684e2d1b3b9571663af.tar.gz linux-stable-b589ea4c44170d3f7a845684e2d1b3b9571663af.tar.bz2 linux-stable-b589ea4c44170d3f7a845684e2d1b3b9571663af.zip | |
thinkpad-acpi: fix poll thread auto-start
The driver was not starting the NVRAM polling thread if the input
device was bound immediately after registration.
This fixes:
http://bugzilla.kernel.org/show_bug.cgi?id=15118
Reported-by: Florian Zumbiehl <florz@florz.de>
Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: stable@kernel.org
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/thinkpad_acpi.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 06657b71171c..933bcc477f4a 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -2607,16 +2607,11 @@ static int hotkey_inputdev_open(struct input_dev *dev) { switch (tpacpi_lifecycle) { case TPACPI_LIFE_INIT: - /* - * hotkey_init will call hotkey_poll_setup_safe - * at the appropriate moment - */ - return 0; - case TPACPI_LIFE_EXITING: - return -EBUSY; case TPACPI_LIFE_RUNNING: hotkey_poll_setup_safe(false); return 0; + case TPACPI_LIFE_EXITING: + return -EBUSY; } /* Should only happen if tpacpi_lifecycle is corrupt */ @@ -2627,7 +2622,7 @@ static int hotkey_inputdev_open(struct input_dev *dev) static void hotkey_inputdev_close(struct input_dev *dev) { /* disable hotkey polling when possible */ - if (tpacpi_lifecycle == TPACPI_LIFE_RUNNING && + if (tpacpi_lifecycle != TPACPI_LIFE_EXITING && !(hotkey_source_mask & hotkey_driver_mask)) hotkey_poll_setup_safe(false); } @@ -9038,6 +9033,9 @@ static int __init thinkpad_acpi_module_init(void) return ret; } } + + tpacpi_lifecycle = TPACPI_LIFE_RUNNING; + ret = input_register_device(tpacpi_inputdev); if (ret < 0) { printk(TPACPI_ERR "unable to register input device\n"); @@ -9047,7 +9045,6 @@ static int __init thinkpad_acpi_module_init(void) tp_features.input_device_registered = 1; } - tpacpi_lifecycle = TPACPI_LIFE_RUNNING; return 0; } |