[PATCH v2 7/7] drm/i2c: tda998x: register bridge outside of component helper
From: Russell King <hidden>
Date: 2018-07-30 16:42:37
Also in:
dri-devel
Subsystem:
drm drivers, drm drivers and misc gpu patches, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
Register the bridge outside of the component helper as we have drivers that wish to use the tda998x without its encoder. Signed-off-by: Russell King <redacted> --- drivers/gpu/drm/i2c/tda998x_drv.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index ea71602d1139..57a42269a7fb 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c@@ -1893,18 +1893,8 @@ static int tda998x_encoder_init(struct device *dev, struct drm_device *drm) static int tda998x_bind(struct device *dev, struct device *master, void *data) { struct drm_device *drm = data; - int ret; - - ret = tda998x_create(dev); - if (ret) - return ret; - ret = tda998x_encoder_init(dev, drm); - if (ret) { - tda998x_destroy(dev); - return ret; - } - return 0; + return tda998x_encoder_init(dev, drm); } static void tda998x_unbind(struct device *dev, struct device *master,
@@ -1913,7 +1903,6 @@ static void tda998x_unbind(struct device *dev, struct device *master, struct tda998x_priv *priv = dev_get_drvdata(dev); drm_encoder_cleanup(&priv->encoder); - tda998x_destroy(dev); } static const struct component_ops tda998x_ops = {
@@ -1924,16 +1913,27 @@ static const struct component_ops tda998x_ops = { static int tda998x_probe(struct i2c_client *client, const struct i2c_device_id *id) { + int ret; + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { dev_warn(&client->dev, "adapter does not support I2C\n"); return -EIO; } - return component_add(&client->dev, &tda998x_ops); + + ret = tda998x_create(&client->dev); + if (ret) + return ret; + + ret = component_add(&client->dev, &tda998x_ops); + if (ret) + tda998x_destroy(&client->dev); + return ret; } static int tda998x_remove(struct i2c_client *client) { component_del(&client->dev, &tda998x_ops); + tda998x_destroy(&client->dev); return 0; }
--
2.7.4