acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
{
acpi_status status;
ACPI_FUNCTION_TRACE(ev_disable_gpe);
/* Make sure HW enable masks are updated */
status =
acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_DISABLE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Clear the appropriate enabled flags for this GPE */
switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
case ACPI_GPE_TYPE_WAKE:
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
break;
case ACPI_GPE_TYPE_WAKE_RUN:
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
/* fallthrough */
case ACPI_GPE_TYPE_RUNTIME:
/* Disable the requested runtime GPE */
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
break;
default:
break;
}
/*
* Even if we don't know the GPE type, make sure that we always
* disable it. low_disable_gpe will just clear the enable bit for this
* GPE and write it. It will not write out the current GPE enable mask,
* since this may inadvertently enable GPEs too early, if a rogue GPE has
* come in during ACPICA initialization - possibly as a result of AML or
* other code that has enabled the GPE.
*/
status = acpi_hw_low_disable_gpe(gpe_event_info);
return_ACPI_STATUS(status);
}
acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
{
acpi_status status;
ACPI_FUNCTION_TRACE(ev_disable_gpe);
status =
acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_DISABLE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
case ACPI_GPE_TYPE_WAKE:
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
break;
case ACPI_GPE_TYPE_WAKE_RUN:
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
case ACPI_GPE_TYPE_RUNTIME:
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
break;
default:
break;
}
status = acpi_hw_low_disable_gpe(gpe_event_info);
return_ACPI_STATUS(status);
}
