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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-25 10:30:35 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-25 10:30:35 +0200 |
| commit | 745364533e40ec76f7822275d491f5196362e016 (patch) | |
| tree | 8d4b9d26febb4de2832f4bc61cbb067d827bfbce /drivers/acpi/acpica/evgpe.c | |
| parent | 67b8d5c7081221efa252e111cd52532ec6d4266f (diff) | |
| download | talos-obmc-linux-745364533e40ec76f7822275d491f5196362e016.tar.gz talos-obmc-linux-745364533e40ec76f7822275d491f5196362e016.zip | |
ACPICA: Introduce acpi_dispatch_gpe()
Introduce acpi_dispatch_gpe() as a wrapper around acpi_ev_detect_gpe()
for checking if the given GPE (as represented by a GPE device handle
and a GPE number) is currently active and dispatching it (if that's
the case) outside of interrupt context.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/evgpe.c')
| -rw-r--r-- | drivers/acpi/acpica/evgpe.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c index abbd59063906..e10fec99a182 100644 --- a/drivers/acpi/acpica/evgpe.c +++ b/drivers/acpi/acpica/evgpe.c @@ -634,6 +634,12 @@ acpi_ev_detect_gpe(struct acpi_namespace_node *gpe_device, flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); + if (!gpe_event_info) { + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); + if (!gpe_event_info) + goto error_exit; + } + /* Get the info block for the entire GPE register */ gpe_register_info = gpe_event_info->register_info; |
