[PATCH v5 19/24] drm/bridge: dumb-vga-dac: Provide ddc symlink in connector sysfs directory
Andrzej Pietrasiewicz
andrzej.p at collabora.com
Wed Jul 24 13:59:41 UTC 2019
Use the ddc pointer provided by the generic connector.
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p at collabora.com>
---
drivers/gpu/drm/bridge/dumb-vga-dac.c | 25 +++++++++++++------------
1 file changed, 13 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c
index d32885b906ae..ec04402eca38 100644
--- a/drivers/gpu/drm/bridge/dumb-vga-dac.c
+++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c
@@ -20,7 +20,6 @@ struct dumb_vga {
struct drm_bridge bridge;
struct drm_connector connector;
- struct i2c_adapter *ddc;
struct regulator *vdd;
};
@@ -42,10 +41,10 @@ static int dumb_vga_get_modes(struct drm_connector *connector)
struct edid *edid;
int ret;
- if (IS_ERR(vga->ddc))
+ if (IS_ERR(vga->connector.ddc))
goto fallback;
- edid = drm_get_edid(connector, vga->ddc);
+ edid = drm_get_edid(connector, vga->connector.ddc);
if (!edid) {
DRM_INFO("EDID readout failed, falling back to standard modes\n");
goto fallback;
@@ -84,7 +83,7 @@ dumb_vga_connector_detect(struct drm_connector *connector, bool force)
* wire the DDC pins, or the I2C bus might not be working at
* all.
*/
- if (!IS_ERR(vga->ddc) && drm_probe_ddc(vga->ddc))
+ if (!IS_ERR(vga->connector.ddc) && drm_probe_ddc(vga->connector.ddc))
return connector_status_connected;
return connector_status_unknown;
@@ -111,8 +110,10 @@ static int dumb_vga_attach(struct drm_bridge *bridge)
drm_connector_helper_add(&vga->connector,
&dumb_vga_con_helper_funcs);
- ret = drm_connector_init(bridge->dev, &vga->connector,
- &dumb_vga_con_funcs, DRM_MODE_CONNECTOR_VGA);
+ ret = drm_connector_init_with_ddc(bridge->dev, &vga->connector,
+ &dumb_vga_con_funcs,
+ DRM_MODE_CONNECTOR_VGA,
+ vga->connector.ddc);
if (ret) {
DRM_ERROR("Failed to initialize connector\n");
return ret;
@@ -190,14 +191,14 @@ static int dumb_vga_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "No vdd regulator found: %d\n", ret);
}
- vga->ddc = dumb_vga_retrieve_ddc(&pdev->dev);
- if (IS_ERR(vga->ddc)) {
- if (PTR_ERR(vga->ddc) == -ENODEV) {
+ vga->connector.ddc = dumb_vga_retrieve_ddc(&pdev->dev);
+ if (IS_ERR(vga->connector.ddc)) {
+ if (PTR_ERR(vga->connector.ddc) == -ENODEV) {
dev_dbg(&pdev->dev,
"No i2c bus specified. Disabling EDID readout\n");
} else {
dev_err(&pdev->dev, "Couldn't retrieve i2c bus\n");
- return PTR_ERR(vga->ddc);
+ return PTR_ERR(vga->connector.ddc);
}
}
@@ -216,8 +217,8 @@ static int dumb_vga_remove(struct platform_device *pdev)
drm_bridge_remove(&vga->bridge);
- if (!IS_ERR(vga->ddc))
- i2c_put_adapter(vga->ddc);
+ if (!IS_ERR(vga->connector.ddc))
+ i2c_put_adapter(vga->connector.ddc);
return 0;
}
--
2.17.1
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