acpi_tad_alarm_read 446 drivers/acpi/acpi_tad.c return acpi_tad_alarm_read(dev, buf, ACPI_TAD_AC_TIMER); acpi_tad_alarm_read 505 drivers/acpi/acpi_tad.c return acpi_tad_alarm_read(dev, buf, ACPI_TAD_DC_TIMER);