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Commit bed7a218 authored by Andrzej Pietrasiewicz's avatar Andrzej Pietrasiewicz Committed by Neil Armstrong
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drm/radeon: Provide ddc symlink in connector sysfs directory 

Use the ddc pointer provided by the generic connector.
Signed-off-by: default avatarAndrzej Pietrasiewicz <andrzej.p@collabora.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Acked-by: default avatarSam Ravnborg <sam@ravnborg.org>
Reviewed-by: default avatarEmil Velikov <emil.velikov@collabora.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/0836f34238730afce3f4d6b13f5cf04f832b668a.1564161140.git.andrzej.p@collabora.com
parent 5b50fa2b
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Showing with 106 additions and 36 deletions
drivers/gpu/drm/radeon/radeon_connectors.c
View file @ bed7a218
......@@ -1870,6 +1870,7 @@ radeon_add_atom_connector(struct drm_device *dev,
struct radeon_connector_atom_dig *radeon_dig_connector;
struct drm_encoder *encoder;
struct radeon_encoder *radeon_encoder;
struct i2c_adapter *ddc;
uint32_t subpixel_order = SubPixelNone;
bool shared_ddc = false;
bool is_dp_bridge = false;
......@@ -1947,17 +1948,21 @@ radeon_add_atom_connector(struct drm_device *dev,
radeon_connector->con_priv = radeon_dig_connector;
if (i2c_bus->valid) {
radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (radeon_connector->ddc_bus)
if (radeon_connector->ddc_bus) {
has_aux = true;
else
ddc = &radeon_connector->ddc_bus->adapter;
} else {
DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
}
}
switch (connector_type) {
case DRM_MODE_CONNECTOR_VGA:
case DRM_MODE_CONNECTOR_DVIA:
default:
drm_connector_init(dev, &radeon_connector->base,
&radeon_dp_connector_funcs, connector_type);
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dp_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base,
&radeon_dp_connector_helper_funcs);
connector->interlace_allowed = true;
......@@ -1979,8 +1984,10 @@ radeon_add_atom_connector(struct drm_device *dev,
case DRM_MODE_CONNECTOR_HDMIA:
case DRM_MODE_CONNECTOR_HDMIB:
case DRM_MODE_CONNECTOR_DisplayPort:
drm_connector_init(dev, &radeon_connector->base,
&radeon_dp_connector_funcs, connector_type);
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dp_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base,
&radeon_dp_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
......@@ -2027,8 +2034,10 @@ radeon_add_atom_connector(struct drm_device *dev,
break;
case DRM_MODE_CONNECTOR_LVDS:
case DRM_MODE_CONNECTOR_eDP:
drm_connector_init(dev, &radeon_connector->base,
&radeon_lvds_bridge_connector_funcs, connector_type);
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_lvds_bridge_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base,
&radeon_dp_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
......@@ -2042,13 +2051,18 @@ radeon_add_atom_connector(struct drm_device *dev,
} else {
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_vga_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.load_detect_property,
......@@ -2067,13 +2081,18 @@ radeon_add_atom_connector(struct drm_device *dev,
connector->doublescan_allowed = true;
break;
case DRM_MODE_CONNECTOR_DVIA:
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_vga_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.load_detect_property,
......@@ -2098,13 +2117,18 @@ radeon_add_atom_connector(struct drm_device *dev,
goto failed;
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);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (i2c_bus->valid) {
radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dvi_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
subpixel_order = SubPixelHorizontalRGB;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.coherent_mode_property,
......@@ -2155,13 +2179,18 @@ radeon_add_atom_connector(struct drm_device *dev,
goto failed;
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);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (i2c_bus->valid) {
radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dvi_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.coherent_mode_property,
1);
......@@ -2205,15 +2234,20 @@ radeon_add_atom_connector(struct drm_device *dev,
goto failed;
radeon_dig_connector->igp_lane_info = igp_lane_info;
radeon_connector->con_priv = radeon_dig_connector;
drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
if (i2c_bus->valid) {
radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (radeon_connector->ddc_bus)
if (radeon_connector->ddc_bus) {
has_aux = true;
else
ddc = &radeon_connector->ddc_bus->adapter;
} else {
DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
}
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dp_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
subpixel_order = SubPixelHorizontalRGB;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.coherent_mode_property,
......@@ -2255,15 +2289,20 @@ radeon_add_atom_connector(struct drm_device *dev,
goto failed;
radeon_dig_connector->igp_lane_info = igp_lane_info;
radeon_connector->con_priv = radeon_dig_connector;
drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
if (i2c_bus->valid) {
radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
if (radeon_connector->ddc_bus)
if (radeon_connector->ddc_bus) {
has_aux = true;
else
ddc = &radeon_connector->ddc_bus->adapter;
} else {
DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
}
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_edp_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_FULLSCREEN);
......@@ -2274,7 +2313,10 @@ radeon_add_atom_connector(struct drm_device *dev,
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_9PinDIN:
drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_tv_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
......@@ -2294,13 +2336,18 @@ radeon_add_atom_connector(struct drm_device *dev,
goto failed;
radeon_dig_connector->igp_lane_info = igp_lane_info;
radeon_connector->con_priv = radeon_dig_connector;
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_lvds_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_FULLSCREEN);
......@@ -2378,13 +2425,18 @@ radeon_add_legacy_connector(struct drm_device *dev,
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_vga_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.load_detect_property,
......@@ -2395,13 +2447,18 @@ radeon_add_legacy_connector(struct drm_device *dev,
connector->doublescan_allowed = true;
break;
case DRM_MODE_CONNECTOR_DVIA:
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_vga_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
rdev->mode_info.load_detect_property,
......@@ -2413,13 +2470,18 @@ radeon_add_legacy_connector(struct drm_device *dev,
break;
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_DVID:
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_dvi_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
if (connector_type == DRM_MODE_CONNECTOR_DVII) {
radeon_connector->dac_load_detect = true;
drm_object_attach_property(&radeon_connector->base.base,
......@@ -2436,7 +2498,10 @@ radeon_add_legacy_connector(struct drm_device *dev,
case DRM_MODE_CONNECTOR_SVIDEO:
case DRM_MODE_CONNECTOR_Composite:
case DRM_MODE_CONNECTOR_9PinDIN:
drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_tv_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
radeon_connector->dac_load_detect = true;
/* RS400,RC410,RS480 chipset seems to report a lot
......@@ -2458,13 +2523,18 @@ radeon_add_legacy_connector(struct drm_device *dev,
connector->doublescan_allowed = false;
break;
case DRM_MODE_CONNECTOR_LVDS:
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_lookup(rdev, i2c_bus);
if (!radeon_connector->ddc_bus)
DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
else
ddc = &radeon_connector->ddc_bus->adapter;
}
drm_connector_init_with_ddc(dev, &radeon_connector->base,
&radeon_lvds_connector_funcs,
connector_type,
ddc);
drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
drm_object_attach_property(&radeon_connector->base.base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_FULLSCREEN);
......
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