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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.c45
1 files changed, 23 insertions, 22 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 2395c8600cf4..47c4b276d30c 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -518,8 +518,6 @@ static void radeon_connector_destroy(struct drm_connector *connector)
{
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
- if (radeon_connector->ddc_bus)
- radeon_i2c_destroy(radeon_connector->ddc_bus);
if (radeon_connector->edid)
kfree(radeon_connector->edid);
kfree(radeon_connector->con_priv);
@@ -955,8 +953,6 @@ 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)
@@ -1044,7 +1040,8 @@ radeon_add_atom_connector(struct drm_device *dev,
bool linkb,
uint32_t igp_lane_info,
uint16_t connector_object_id,
- struct radeon_hpd *hpd)
+ struct radeon_hpd *hpd,
+ struct radeon_router *router)
{
struct radeon_device *rdev = dev->dev_private;
struct drm_connector *connector;
@@ -1069,6 +1066,11 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_connector->shared_ddc = true;
shared_ddc = true;
}
+ if (radeon_connector->router_bus && router->valid &&
+ (radeon_connector->router.router_id == router->router_id)) {
+ radeon_connector->shared_ddc = false;
+ shared_ddc = false;
+ }
}
}
@@ -1083,12 +1085,18 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_connector->shared_ddc = shared_ddc;
radeon_connector->connector_object_id = connector_object_id;
radeon_connector->hpd = *hpd;
+ radeon_connector->router = *router;
+ if (router->valid) {
+ radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
+ if (!radeon_connector->router_bus)
+ goto failed;
+ }
switch (connector_type) {
case DRM_MODE_CONNECTOR_VGA:
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1104,7 +1112,7 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1126,7 +1134,7 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1156,7 +1164,7 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1187,10 +1195,7 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
if (!radeon_dig_connector->dp_i2c_bus)
goto failed;
- if (connector_type == DRM_MODE_CONNECTOR_eDP)
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "eDP");
- else
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1230,7 +1235,7 @@ radeon_add_atom_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1252,8 +1257,6 @@ radeon_add_atom_connector(struct drm_device *dev,
return;
failed:
- if (radeon_connector->ddc_bus)
- radeon_i2c_destroy(radeon_connector->ddc_bus);
drm_connector_cleanup(connector);
kfree(connector);
}
@@ -1300,7 +1303,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1316,7 +1319,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1332,7 +1335,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1372,7 +1375,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
if (i2c_bus->valid) {
- radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
+ radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
goto failed;
}
@@ -1393,8 +1396,6 @@ radeon_add_legacy_connector(struct drm_device *dev,
return;
failed:
- if (radeon_connector->ddc_bus)
- radeon_i2c_destroy(radeon_connector->ddc_bus);
drm_connector_cleanup(connector);
kfree(connector);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.