r600_audio_update_hdmi 2870 drivers/gpu/drm/radeon/radeon.h void r600_audio_update_hdmi(struct work_struct *work); r600_audio_update_hdmi 315 drivers/gpu/drm/radeon/radeon_irq_kms.c INIT_WORK(&rdev->audio_work, r600_audio_update_hdmi);