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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.c194
1 files changed, 175 insertions, 19 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 29763ceae3a..5eece186e03 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -40,6 +40,26 @@ radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
struct drm_encoder *encoder,
bool connected);
+void radeon_connector_hotplug(struct drm_connector *connector)
+{
+ struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+
+ if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
+ radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
+
+ if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+ if (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+ if (radeon_dp_needs_link_train(radeon_connector)) {
+ if (connector->encoder)
+ dp_link_train(connector->encoder, connector);
+ }
+ }
+ }
+
+}
+
static void radeon_property_change_mode(struct drm_encoder *encoder)
{
struct drm_crtc *crtc = encoder->crtc;
@@ -445,10 +465,10 @@ static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connec
ret = connector_status_connected;
else {
if (radeon_connector->ddc_bus) {
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
radeon_connector->edid = drm_get_edid(&radeon_connector->base,
&radeon_connector->ddc_bus->adapter);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (radeon_connector->edid)
ret = connector_status_connected;
}
@@ -553,17 +573,17 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
if (!encoder)
ret = connector_status_disconnected;
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
dret = radeon_ddc_probe(radeon_connector);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (dret) {
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
}
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (!radeon_connector->edid) {
DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
@@ -708,17 +728,17 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
enum drm_connector_status ret = connector_status_disconnected;
bool dret;
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
dret = radeon_ddc_probe(radeon_connector);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (dret) {
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
}
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (!radeon_connector->edid) {
DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
@@ -735,6 +755,39 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
ret = connector_status_disconnected;
} 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.
+ */
+ if (radeon_connector->shared_ddc && connector_status_connected) {
+ struct drm_device *dev = connector->dev;
+ struct drm_connector *list_connector;
+ struct radeon_connector *list_radeon_connector;
+ list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
+ if (connector == list_connector)
+ continue;
+ list_radeon_connector = to_radeon_connector(list_connector);
+ if (radeon_connector->devices == list_radeon_connector->devices) {
+ 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)) {
+ kfree(radeon_connector->edid);
+ radeon_connector->edid = NULL;
+ ret = connector_status_disconnected;
+ }
+ }
+ }
+ }
+ }
}
}
@@ -863,6 +916,91 @@ struct drm_connector_funcs radeon_dvi_connector_funcs = {
.force = radeon_dvi_force,
};
+static void radeon_dp_connector_destroy(struct drm_connector *connector)
+{
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+
+ if (radeon_connector->ddc_bus)
+ radeon_i2c_destroy(radeon_connector->ddc_bus);
+ if (radeon_connector->edid)
+ kfree(radeon_connector->edid);
+ if (radeon_dig_connector->dp_i2c_bus)
+ radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
+ kfree(radeon_connector->con_priv);
+ drm_sysfs_connector_remove(connector);
+ drm_connector_cleanup(connector);
+ kfree(connector);
+}
+
+static int radeon_dp_get_modes(struct drm_connector *connector)
+{
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ int ret;
+
+ ret = radeon_ddc_get_modes(radeon_connector);
+ return ret;
+}
+
+static enum drm_connector_status radeon_dp_detect(struct drm_connector *connector)
+{
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ enum drm_connector_status ret = connector_status_disconnected;
+ struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+ u8 sink_type;
+
+ if (radeon_connector->edid) {
+ kfree(radeon_connector->edid);
+ radeon_connector->edid = NULL;
+ }
+
+ sink_type = radeon_dp_getsinktype(radeon_connector);
+ if (sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+ if (radeon_dp_getdpcd(radeon_connector)) {
+ radeon_dig_connector->dp_sink_type = sink_type;
+ ret = connector_status_connected;
+ }
+ } else {
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
+ if (radeon_ddc_probe(radeon_connector)) {
+ radeon_dig_connector->dp_sink_type = sink_type;
+ ret = connector_status_connected;
+ }
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
+ }
+
+ return ret;
+}
+
+static int radeon_dp_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
+{
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+
+ /* XXX check mode bandwidth */
+
+ if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
+ return radeon_dp_mode_valid_helper(radeon_connector, mode);
+ else
+ return MODE_OK;
+}
+
+struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
+ .get_modes = radeon_dp_get_modes,
+ .mode_valid = radeon_dp_mode_valid,
+ .best_encoder = radeon_dvi_encoder,
+};
+
+struct drm_connector_funcs radeon_dp_connector_funcs = {
+ .dpms = drm_helper_connector_dpms,
+ .detect = radeon_dp_detect,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .set_property = radeon_connector_set_property,
+ .destroy = radeon_dp_connector_destroy,
+ .force = radeon_dvi_force,
+};
+
void
radeon_add_atom_connector(struct drm_device *dev,
uint32_t connector_id,
@@ -871,7 +1009,8 @@ radeon_add_atom_connector(struct drm_device *dev,
struct radeon_i2c_bus_rec *i2c_bus,
bool linkb,
uint32_t igp_lane_info,
- uint16_t connector_object_id)
+ uint16_t connector_object_id,
+ struct radeon_hpd *hpd)
{
struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
@@ -911,6 +1050,7 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_connector->devices = supported_device;
radeon_connector->shared_ddc = shared_ddc;
radeon_connector->connector_object_id = connector_object_id;
+ radeon_connector->hpd = *hpd;
switch (connector_type) {
case DRM_MODE_CONNECTOR_VGA:
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
@@ -963,10 +1103,12 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.coherent_mode_property,
1);
- radeon_connector->dac_load_detect = true;
- drm_connector_attach_property(&radeon_connector->base,
- rdev->mode_info.load_detect_property,
- 1);
+ if (connector_type == DRM_MODE_CONNECTOR_DVII) {
+ radeon_connector->dac_load_detect = true;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.load_detect_property,
+ 1);
+ }
break;
case DRM_MODE_CONNECTOR_HDMIA:
case DRM_MODE_CONNECTOR_HDMIB:
@@ -997,16 +1139,23 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_dig_connector->linkb = linkb;
radeon_dig_connector->igp_lane_info = igp_lane_info;
radeon_connector->con_priv = radeon_dig_connector;
- drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
- ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+ drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
+ ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
if (ret)
goto failed;
if (i2c_bus->valid) {
+ /* add DP i2c bus */
+ radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
+ if (!radeon_dig_connector->dp_i2c_bus)
+ goto failed;
radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
if (!radeon_connector->ddc_bus)
goto failed;
}
subpixel_order = SubPixelHorizontalRGB;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.coherent_mode_property,
+ 1);
break;
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Composite:
@@ -1020,6 +1169,9 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.tv_std_property,
+ 1);
}
break;
case DRM_MODE_CONNECTOR_LVDS:
@@ -1038,7 +1190,6 @@ radeon_add_atom_connector(struct drm_device *dev,
if (!radeon_connector->ddc_bus)
goto failed;
}
- drm_mode_create_scaling_mode_property(dev);
drm_connector_attach_property(&radeon_connector->base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_FULLSCREEN);
@@ -1063,7 +1214,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
uint32_t supported_device,
int connector_type,
struct radeon_i2c_bus_rec *i2c_bus,
- uint16_t connector_object_id)
+ uint16_t connector_object_id,
+ struct radeon_hpd *hpd)
{
struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
@@ -1093,6 +1245,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
radeon_connector->connector_id = connector_id;
radeon_connector->devices = supported_device;
radeon_connector->connector_object_id = connector_object_id;
+ radeon_connector->hpd = *hpd;
switch (connector_type) {
case DRM_MODE_CONNECTOR_VGA:
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
@@ -1160,6 +1313,9 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_attach_property(&radeon_connector->base,
rdev->mode_info.load_detect_property,
1);
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.tv_std_property,
+ 1);
}
break;
case DRM_MODE_CONNECTOR_LVDS:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-03-02 10:07:43 +0000