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path: root/drivers/gpu/drm/radeon/radeon_connectors.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c71
1 files changed, 52 insertions, 19 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index f58f8bd8f77b..2395c8600cf4 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -214,7 +214,7 @@ static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encode
mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
drm_mode_set_name(mode);
- DRM_DEBUG("Adding native panel mode %s\n", mode->name);
+ DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
} else if (native_mode->hdisplay != 0 &&
native_mode->vdisplay != 0) {
/* mac laptops without an edid */
@@ -226,7 +226,7 @@ static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encode
*/
mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
- DRM_DEBUG("Adding cvt approximation of native panel mode %s\n", mode->name);
+ DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
}
return mode;
}
@@ -312,6 +312,20 @@ int radeon_connector_set_property(struct drm_connector *connector, struct drm_pr
}
}
+ if (property == rdev->mode_info.underscan_property) {
+ /* 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_encoder->underscan_type != val) {
+ radeon_encoder->underscan_type = val;
+ radeon_property_change_mode(&radeon_encoder->base);
+ }
+ }
+
if (property == rdev->mode_info.tv_std_property) {
encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
if (!encoder) {
@@ -522,7 +536,7 @@ static int radeon_lvds_set_property(struct drm_connector *connector,
struct radeon_encoder *radeon_encoder;
enum radeon_rmx_type rmx_type;
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
if (property != dev->mode_config.scaling_mode_property)
return 0;
@@ -771,14 +785,14 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
} else
ret = connector_status_connected;
- /* multiple connectors on the same encoder with the same ddc line
- * This tends to be HDMI and DVI on the same encoder with the
- * same ddc line. If the edid says HDMI, consider the HDMI port
- * connected and the DVI port disconnected. If the edid doesn't
- * say HDMI, vice versa.
+ /* This gets complicated. We have boards with VGA + HDMI with a
+ * shared DDC line and we have boards with DVI-D + HDMI with a shared
+ * DDC line. The latter is more complex because with DVI<->HDMI adapters
+ * you don't really know what's connected to which port as both are digital.
*/
if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
struct drm_connector *list_connector;
struct radeon_connector *list_radeon_connector;
list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
@@ -788,15 +802,10 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
if (list_radeon_connector->shared_ddc &&
(list_radeon_connector->ddc_bus->rec.i2c_id ==
radeon_connector->ddc_bus->rec.i2c_id)) {
- if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
- if (connector->connector_type == DRM_MODE_CONNECTOR_DVID) {
- kfree(radeon_connector->edid);
- radeon_connector->edid = NULL;
- ret = connector_status_disconnected;
- }
- } else {
- if ((connector->connector_type == DRM_MODE_CONNECTOR_HDMIA) ||
- (connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)) {
+ /* cases where both connectors are digital */
+ if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
+ /* hpd is our only option in this case */
+ if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
ret = connector_status_disconnected;
@@ -1087,6 +1096,8 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
break;
case DRM_MODE_CONNECTOR_DVIA:
@@ -1101,6 +1112,8 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
break;
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_DVID:
@@ -1121,6 +1134,10 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.coherent_mode_property,
1);
+ if (ASIC_IS_AVIVO(rdev))
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.underscan_property,
+ UNDERSCAN_AUTO);
if (connector_type == DRM_MODE_CONNECTOR_DVII) {
radeon_connector->dac_load_detect = true;
drm_connector_attach_property(&radeon_connector->base,
@@ -1146,6 +1163,10 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.coherent_mode_property,
1);
+ if (ASIC_IS_AVIVO(rdev))
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.underscan_property,
+ UNDERSCAN_AUTO);
subpixel_order = SubPixelHorizontalRGB;
break;
case DRM_MODE_CONNECTOR_DisplayPort:
@@ -1177,6 +1198,10 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.coherent_mode_property,
1);
+ if (ASIC_IS_AVIVO(rdev))
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.underscan_property,
+ UNDERSCAN_AUTO);
break;
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Composite:
@@ -1191,6 +1216,8 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.tv_std_property,
radeon_atombios_get_tv_info(rdev));
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
}
break;
case DRM_MODE_CONNECTOR_LVDS:
@@ -1214,7 +1241,7 @@ radeon_add_atom_connector(struct drm_device *dev,
break;
}
- if (hpd->hpd == RADEON_HPD_NONE) {
+ if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
if (i2c_bus->valid)
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
} else
@@ -1281,6 +1308,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
break;
case DRM_MODE_CONNECTOR_DVIA:
@@ -1295,6 +1324,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
break;
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_DVID:
@@ -1333,6 +1364,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.tv_std_property,
radeon_combios_get_tv_info(rdev));
+ /* no HPD on analog connectors */
+ radeon_connector->hpd.hpd = RADEON_HPD_NONE;
}
break;
case DRM_MODE_CONNECTOR_LVDS:
@@ -1350,7 +1383,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
break;
}
- if (hpd->hpd == RADEON_HPD_NONE) {
+ if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
if (i2c_bus->valid)
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
} else
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-22 14:39:26 +0000