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| author | Alexey Starikovskiy <alexey.y.starikovskiy@intel.com> | 2007-03-07 22:28:00 +0300 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2007-03-09 23:27:29 -0500 |
| commit | 9fd9f8e8bdcfc9aa309dae5bccc55d02804337d0 (patch) | |
| tree | 75bcbbe973c48583c187446d4f31e3558192c194 /drivers/acpi/ec.c | |
| parent | 01f2246269639f6aa93086719a8dbec26cb68e98 (diff) | |
| download | lwn-9fd9f8e8bdcfc9aa309dae5bccc55d02804337d0.tar.gz lwn-9fd9f8e8bdcfc9aa309dae5bccc55d02804337d0.zip | |
ACPI: EC: Block queries until EC is fully initialized
Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/ec.c')
| -rw-r--r-- | drivers/acpi/ec.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 2a172299b24c..e08cf98f504f 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -599,7 +599,7 @@ static struct acpi_ec *make_acpi_ec(void) if (!ec) return NULL; - atomic_set(&ec->query_pending, 0); + atomic_set(&ec->query_pending, 1); atomic_set(&ec->event_count, 1); mutex_init(&ec->lock); init_waitqueue_head(&ec->wait); @@ -715,6 +715,9 @@ static int ec_install_handlers(struct acpi_ec *ec) return -ENODEV; } + /* EC is fully operational, allow queries */ + atomic_set(&ec->query_pending, 0); + return 0; } |