summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon/radeon_audio.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_audio.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_audio.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c
index 85e1c234f020..b214663b370d 100644
--- a/drivers/gpu/drm/radeon/radeon_audio.c
+++ b/drivers/gpu/drm/radeon/radeon_audio.c
@@ -775,3 +775,15 @@ void radeon_audio_dpms(struct drm_encoder *encoder, int mode)
if (radeon_encoder->audio && radeon_encoder->audio->dpms)
radeon_encoder->audio->dpms(encoder, mode == DRM_MODE_DPMS_ON);
}
+
+unsigned int radeon_audio_decode_dfs_div(unsigned int div)
+{
+ if (div >= 8 && div < 64)
+ return (div - 8) * 25 + 200;
+ else if (div >= 64 && div < 96)
+ return (div - 64) * 50 + 1600;
+ else if (div >= 96 && div < 128)
+ return (div - 96) * 100 + 3200;
+ else
+ return 0;
+}