drm/radeon/kms: fix interlaced and doublescan handling

commit c49948f4bd39e27dd06a1cdb0c3743ca2a734f5e upstream.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index ecc1a8fafbfd3eb3c12c0c4d45b4b091a1bee03b..5e222c9739c7ba11cccba856cae4f70d675105c0 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1119,6 +1119,8 @@ radeon_add_atom_connector(struct drm_device *dev,
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
                connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+               connector->interlace_allowed = true;
+               connector->doublescan_allowed = true;
                break;
        case DRM_MODE_CONNECTOR_DVIA:
                drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
@@ -1134,6 +1136,8 @@ radeon_add_atom_connector(struct drm_device *dev,
                                              1);
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+               connector->interlace_allowed = true;
+               connector->doublescan_allowed = true;
                break;
        case DRM_MODE_CONNECTOR_DVII:
        case DRM_MODE_CONNECTOR_DVID:
@@ -1163,6 +1167,11 @@ radeon_add_atom_connector(struct drm_device *dev,
                                                      rdev->mode_info.load_detect_property,
                                                      1);
                }
+               connector->interlace_allowed = true;
+               if (connector_type == DRM_MODE_CONNECTOR_DVII)
+                       connector->doublescan_allowed = true;
+               else
+                       connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_HDMIA:
        case DRM_MODE_CONNECTOR_HDMIB:
@@ -1186,6 +1195,11 @@ radeon_add_atom_connector(struct drm_device *dev,
                                                      rdev->mode_info.underscan_property,
                                                      UNDERSCAN_AUTO);
                subpixel_order = SubPixelHorizontalRGB;
+               connector->interlace_allowed = true;
+               if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
+                       connector->doublescan_allowed = true;
+               else
+                       connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_DisplayPort:
        case DRM_MODE_CONNECTOR_eDP:
@@ -1216,6 +1230,9 @@ radeon_add_atom_connector(struct drm_device *dev,
                        drm_connector_attach_property(&radeon_connector->base,
                                                      rdev->mode_info.underscan_property,
                                                      UNDERSCAN_AUTO);
+               connector->interlace_allowed = true;
+               /* in theory with a DP to VGA converter... */
+               connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_SVIDEO:
        case DRM_MODE_CONNECTOR_Composite:
@@ -1231,6 +1248,8 @@ radeon_add_atom_connector(struct drm_device *dev,
                                              radeon_atombios_get_tv_info(rdev));
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+               connector->interlace_allowed = false;
+               connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_LVDS:
                radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
@@ -1249,6 +1268,8 @@ radeon_add_atom_connector(struct drm_device *dev,
                                              dev->mode_config.scaling_mode_property,
                                              DRM_MODE_SCALE_FULLSCREEN);
                subpixel_order = SubPixelHorizontalRGB;
+               connector->interlace_allowed = false;
+               connector->doublescan_allowed = false;
                break;
        }
 
@@ -1326,6 +1347,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
                connector->polled = DRM_CONNECTOR_POLL_CONNECT;
+               connector->interlace_allowed = true;
+               connector->doublescan_allowed = true;
                break;
        case DRM_MODE_CONNECTOR_DVIA:
                drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
@@ -1341,6 +1364,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
                                              1);
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+               connector->interlace_allowed = true;
+               connector->doublescan_allowed = true;
                break;
        case DRM_MODE_CONNECTOR_DVII:
        case DRM_MODE_CONNECTOR_DVID:
@@ -1358,6 +1383,11 @@ radeon_add_legacy_connector(struct drm_device *dev,
                                                      1);
                }
                subpixel_order = SubPixelHorizontalRGB;
+               connector->interlace_allowed = true;
+               if (connector_type == DRM_MODE_CONNECTOR_DVII)
+                       connector->doublescan_allowed = true;
+               else
+                       connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_SVIDEO:
        case DRM_MODE_CONNECTOR_Composite:
@@ -1380,6 +1410,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
                                              radeon_combios_get_tv_info(rdev));
                /* no HPD on analog connectors */
                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
+               connector->interlace_allowed = false;
+               connector->doublescan_allowed = false;
                break;
        case DRM_MODE_CONNECTOR_LVDS:
                drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
@@ -1393,6 +1425,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
                                              dev->mode_config.scaling_mode_property,
                                              DRM_MODE_SCALE_FULLSCREEN);
                subpixel_order = SubPixelHorizontalRGB;
+               connector->interlace_allowed = false;
+               connector->doublescan_allowed = false;
                break;
        }