diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_audio.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600_audio.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/r600_audio.c b/drivers/gpu/drm/radeon/r600_audio.c index 0dcb6904c4f..db928016d03 100644 --- a/drivers/gpu/drm/radeon/r600_audio.c +++ b/drivers/gpu/drm/radeon/r600_audio.c @@ -35,7 +35,7 @@ */ static int r600_audio_chipset_supported(struct radeon_device *rdev) { - return (rdev->family >= CHIP_R600 && rdev->family < CHIP_RV710) + return rdev->family >= CHIP_R600 || rdev->family == CHIP_RS600 || rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740; @@ -147,15 +147,23 @@ static void r600_audio_update_hdmi(unsigned long param) } /* + * turn on/off audio engine + */ +static void r600_audio_engine_enable(struct radeon_device *rdev, bool enable) +{ + DRM_INFO("%s audio support", enable ? "Enabling" : "Disabling"); + WREG32_P(R600_AUDIO_ENABLE, enable ? 0x81000000 : 0x0, ~0x81000000); +} + +/* * initialize the audio vars and register the update timer */ int r600_audio_init(struct radeon_device *rdev) { - if (!r600_audio_chipset_supported(rdev)) + if (!radeon_audio || !r600_audio_chipset_supported(rdev)) return 0; - DRM_INFO("%s audio support", radeon_audio ? "Enabling" : "Disabling"); - WREG32_P(R600_AUDIO_ENABLE, radeon_audio ? 0x81000000 : 0x0, ~0x81000000); + r600_audio_engine_enable(rdev, true); rdev->audio_channels = -1; rdev->audio_rate = -1; @@ -258,9 +266,10 @@ void r600_audio_set_clock(struct drm_encoder *encoder, int clock) */ void r600_audio_fini(struct radeon_device *rdev) { - if (!r600_audio_chipset_supported(rdev)) + if (!radeon_audio || !r600_audio_chipset_supported(rdev)) return; del_timer(&rdev->audio_timer); - WREG32_P(R600_AUDIO_ENABLE, 0x0, ~0x81000000); + + r600_audio_engine_enable(rdev, false); } |