diff options
Diffstat (limited to 'sys/compat/linuxkpi')
| -rw-r--r-- | sys/compat/linuxkpi/common/src/linux_acpi.c | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_acpi.c b/sys/compat/linuxkpi/common/src/linux_acpi.c index 43783bb8727b..c7d62c745c7e 100644 --- a/sys/compat/linuxkpi/common/src/linux_acpi.c +++ b/sys/compat/linuxkpi/common/src/linux_acpi.c @@ -33,6 +33,7 @@ #include <sys/bus.h> #include <sys/eventhandler.h> #include <sys/kernel.h> +#include <sys/power.h> #include <contrib/dev/acpica/include/acpi.h> #include <dev/acpica/acpivar.h> @@ -118,20 +119,32 @@ acpi_evaluate_dsm(ACPI_HANDLE ObjHandle, const guid_t *guid, } static void -linux_handle_power_suspend_event(void *arg __unused) +linux_handle_power_suspend_event(void *arg __unused, enum power_stype stype) { - /* - * Only support S3 for now. - * acpi_sleep_event isn't always called so we use power_suspend_early - * instead which means we don't know what state we're switching to. - * TODO: Make acpi_sleep_event consistent - */ - linux_acpi_target_sleep_state = ACPI_STATE_S3; - pm_suspend_target_state = PM_SUSPEND_MEM; + switch (stype) { + case POWER_STYPE_SUSPEND_TO_IDLE: + /* + * XXX: obiwac Not 100% sure this is correct, but + * acpi_target_sleep_state does seem to be set to + * ACPI_STATE_S3 during s2idle on Linux. + */ + linux_acpi_target_sleep_state = ACPI_STATE_S3; + pm_suspend_target_state = PM_SUSPEND_TO_IDLE; + break; + case POWER_STYPE_SUSPEND_TO_MEM: + linux_acpi_target_sleep_state = ACPI_STATE_S3; + pm_suspend_target_state = PM_SUSPEND_MEM; + break; + default: + printf("%s: sleep type %d not yet supported\n", + __func__, stype); + break; + } } static void -linux_handle_power_resume_event(void *arg __unused) +linux_handle_power_resume_event(void *arg __unused, + enum power_stype stype __unused) { linux_acpi_target_sleep_state = ACPI_STATE_S0; pm_suspend_target_state = PM_SUSPEND_ON; |