5 files changed, 64 insertions, 7 deletions

diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index dfac7965ea28..9166e0b95a0a 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -707,8 +707,9 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
         switch (connector->connector_type) {
         case DRM_MODE_CONNECTOR_DVII:
         case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
-                if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
-                    radeon_audio)
+                if ((radeon_connector->audio == RADEON_AUDIO_ENABLE) ||
+                    (drm_detect_hdmi_monitor(radeon_connector->edid) &&
+                     (radeon_connector->audio == RADEON_AUDIO_AUTO)))
                         return ATOM_ENCODER_MODE_HDMI;
                 else if (radeon_connector->use_digital)
                         return ATOM_ENCODER_MODE_DVI;
@@ -718,8 +719,9 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
         case DRM_MODE_CONNECTOR_DVID:
         case DRM_MODE_CONNECTOR_HDMIA:
         default:
-                if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
-                    radeon_audio)
+                if ((radeon_connector->audio == RADEON_AUDIO_ENABLE) ||
+                    (drm_detect_hdmi_monitor(radeon_connector->edid) &&
+                     (radeon_connector->audio == RADEON_AUDIO_AUTO)))
                         return ATOM_ENCODER_MODE_HDMI;
                 else
                         return ATOM_ENCODER_MODE_DVI;
@@ -732,8 +734,9 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
                 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
                     (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
                         return ATOM_ENCODER_MODE_DP;
-                else if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
-                         radeon_audio)
+                else if ((radeon_connector->audio == RADEON_AUDIO_ENABLE) ||
+                         (drm_detect_hdmi_monitor(radeon_connector->edid) &&
+                          (radeon_connector->audio == RADEON_AUDIO_AUTO)))
                         return ATOM_ENCODER_MODE_HDMI;
                 else
                         return ATOM_ENCODER_MODE_DVI;
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 2399f25ec037..cbbdc8500881 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -396,6 +396,21 @@ static int radeon_connector_set_property(struct drm_connector *connector, struct
                 }
         }
 
+        if (property == rdev->mode_info.audio_property) {
+                struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+                /* need to find digital encoder on connector */
+                encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
+                if (!encoder)
+                        return 0;
+
+                radeon_encoder = to_radeon_encoder(encoder);
+
+                if (radeon_connector->audio != val) {
+                        radeon_connector->audio = val;
+                        radeon_property_change_mode(&radeon_encoder->base);
+                }
+        }
+
         if (property == rdev->mode_info.underscan_property) {
                 /* need to find digital encoder on connector */
                 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
@@ -1619,6 +1634,9 @@ radeon_add_atom_connector(struct drm_device *dev,
                         drm_object_attach_property(&radeon_connector->base.base,
                                                       rdev->mode_info.underscan_vborder_property,
                                                       0);
+                        drm_object_attach_property(&radeon_connector->base.base,
+                                                   rdev->mode_info.audio_property,
+                                                   RADEON_AUDIO_DISABLE);
                         subpixel_order = SubPixelHorizontalRGB;
                         connector->interlace_allowed = true;
                         if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
@@ -1708,6 +1726,11 @@ radeon_add_atom_connector(struct drm_device *dev,
                                                               rdev->mode_info.underscan_vborder_property,
                                                               0);
                         }
+                        if (ASIC_IS_DCE2(rdev)) {
+                                drm_object_attach_property(&radeon_connector->base.base,
+                                                              rdev->mode_info.audio_property,
+                                                              RADEON_AUDIO_DISABLE);
+                        }
                         if (connector_type == DRM_MODE_CONNECTOR_DVII) {
                                 radeon_connector->dac_load_detect = true;
                                 drm_object_attach_property(&radeon_connector->base.base,
@@ -1748,6 +1771,11 @@ radeon_add_atom_connector(struct drm_device *dev,
                                                               rdev->mode_info.underscan_vborder_property,
                                                               0);
                         }
+                        if (ASIC_IS_DCE2(rdev)) {
+                                drm_object_attach_property(&radeon_connector->base.base,
+                                                              rdev->mode_info.audio_property,
+                                                              RADEON_AUDIO_DISABLE);
+                        }
                         subpixel_order = SubPixelHorizontalRGB;
                         connector->interlace_allowed = true;
                         if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
@@ -1787,6 +1815,11 @@ radeon_add_atom_connector(struct drm_device *dev,
                                                               rdev->mode_info.underscan_vborder_property,
                                                               0);
                         }
+                        if (ASIC_IS_DCE2(rdev)) {
+                                drm_object_attach_property(&radeon_connector->base.base,
+                                                              rdev->mode_info.audio_property,
+                                                              RADEON_AUDIO_DISABLE);
+                        }
                         connector->interlace_allowed = true;
                         /* in theory with a DP to VGA converter... */
                         connector->doublescan_allowed = false;
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index b055bddaa94c..0d1aa050d41d 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1172,6 +1172,12 @@ static struct drm_prop_enum_list radeon_underscan_enum_list[] =
         { UNDERSCAN_AUTO, "auto" },
 };
 
+static struct drm_prop_enum_list radeon_audio_enum_list[] =
+{       { RADEON_AUDIO_DISABLE, "off" },
+        { RADEON_AUDIO_ENABLE, "on" },
+        { RADEON_AUDIO_AUTO, "auto" },
+};
+
 static int radeon_modeset_create_props(struct radeon_device *rdev)
 {
         int sz;
@@ -1222,6 +1228,12 @@ static int radeon_modeset_create_props(struct radeon_device *rdev)
         if (!rdev->mode_info.underscan_vborder_property)
                 return -ENOMEM;
 
+        sz = ARRAY_SIZE(radeon_audio_enum_list);
+        rdev->mode_info.audio_property =
+                drm_property_create_enum(rdev->ddev, 0,
+                                         "audio",
+                                         radeon_audio_enum_list, sz);
+
         return 0;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index cb4445f55a96..cdd12dcd988b 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -153,7 +153,7 @@ int radeon_benchmarking = 0;
 int radeon_testing = 0;
 int radeon_connector_table = 0;
 int radeon_tv = 1;
-int radeon_audio = 0;
+int radeon_audio = 1;
 int radeon_disp_priority = 0;
 int radeon_hw_i2c = 0;
 int radeon_pcie_gen2 = -1;
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index d908d8d68f6b..ef63d3f00b2f 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -247,6 +247,8 @@ struct radeon_mode_info {
         struct drm_property *underscan_property;
         struct drm_property *underscan_hborder_property;
         struct drm_property *underscan_vborder_property;
+        /* audio */
+        struct drm_property *audio_property;
         /* hardcoded DFP edid from BIOS */
         struct edid *bios_hardcoded_edid;
         int bios_hardcoded_edid_size;
@@ -471,6 +473,12 @@ struct radeon_router {
         u8 cd_mux_state;
 };
 
+enum radeon_connector_audio {
+        RADEON_AUDIO_DISABLE = 0,
+        RADEON_AUDIO_ENABLE = 1,
+        RADEON_AUDIO_AUTO = 2
+};
+
 struct radeon_connector {
         struct drm_connector base;
         uint32_t connector_id;
@@ -489,6 +497,7 @@ struct radeon_connector {
         struct radeon_hpd hpd;
         struct radeon_router router;
         struct radeon_i2c_chan *router_bus;
+        enum radeon_connector_audio audio;
 };
 
 struct radeon_framebuffer {