diff options
| author | Wolfram Sang <wsa@the-dreams.de> | 2018-08-04 23:05:11 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2018-08-04 23:05:11 +0200 |
| commit | 2f471d90249551d4b2dab3c7f0527640a3395f2e (patch) | |
| tree | be4a2d0cc3cd7e223aafe0d61048a86247a8f911 /drivers/i2c/muxes/i2c-mux-pca954x.c | |
| parent | d211e62af46693f90f6386085817e22239e3fe79 (diff) | |
| parent | 6856909ce542ddea39f9dfc8429b26b3bb0a9e8b (diff) | |
Merge branch 'i2c-mux/for-next' of https://github.com/peda-r/i2c-mux into i2c/for-4.19
Simplify the probe function of the pca954x driver
Diffstat (limited to 'drivers/i2c/muxes/i2c-mux-pca954x.c')
| -rw-r--r-- | drivers/i2c/muxes/i2c-mux-pca954x.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c index 0e9a0e66e92f..24bd9275fde5 100644 --- a/drivers/i2c/muxes/i2c-mux-pca954x.c +++ b/drivers/i2c/muxes/i2c-mux-pca954x.c @@ -349,7 +349,8 @@ static int pca954x_probe(struct i2c_client *client, { struct i2c_adapter *adap = to_i2c_adapter(client->dev.parent); struct pca954x_platform_data *pdata = dev_get_platdata(&client->dev); - struct device_node *of_node = client->dev.of_node; + struct device *dev = &client->dev; + struct device_node *np = dev->of_node; bool idle_disconnect_dt; struct gpio_desc *gpio; int num, force, class; @@ -360,8 +361,7 @@ static int pca954x_probe(struct i2c_client *client, if (!i2c_check_functionality(adap, I2C_FUNC_SMBUS_BYTE)) return -ENODEV; - muxc = i2c_mux_alloc(adap, &client->dev, - PCA954X_MAX_NCHANS, sizeof(*data), 0, + muxc = i2c_mux_alloc(adap, dev, PCA954X_MAX_NCHANS, sizeof(*data), 0, pca954x_select_chan, pca954x_deselect_mux); if (!muxc) return -ENOMEM; @@ -371,7 +371,7 @@ static int pca954x_probe(struct i2c_client *client, data->client = client; /* Reset the mux if a reset GPIO is specified. */ - gpio = devm_gpiod_get_optional(&client->dev, "reset", GPIOD_OUT_HIGH); + gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(gpio)) return PTR_ERR(gpio); if (gpio) { @@ -381,7 +381,7 @@ static int pca954x_probe(struct i2c_client *client, udelay(1); } - data->chip = of_device_get_match_data(&client->dev); + data->chip = of_device_get_match_data(dev); if (!data->chip) data->chip = &chips[id->driver_data]; @@ -395,8 +395,7 @@ static int pca954x_probe(struct i2c_client *client, if (!ret && (id.manufacturer_id != data->chip->id.manufacturer_id || id.part_id != data->chip->id.part_id)) { - dev_warn(&client->dev, - "unexpected device id %03x-%03x-%x\n", + dev_warn(dev, "unexpected device id %03x-%03x-%x\n", id.manufacturer_id, id.part_id, id.die_revision); return -ENODEV; @@ -408,14 +407,14 @@ static int pca954x_probe(struct i2c_client *client, * initializes the mux to disconnected state. */ if (i2c_smbus_write_byte(client, 0) < 0) { - dev_warn(&client->dev, "probe failed\n"); + dev_warn(dev, "probe failed\n"); return -ENODEV; } data->last_chan = 0; /* force the first selection */ - idle_disconnect_dt = of_node && - of_property_read_bool(of_node, "i2c-mux-idle-disconnect"); + idle_disconnect_dt = np && + of_property_read_bool(np, "i2c-mux-idle-disconnect"); ret = pca954x_irq_setup(muxc); if (ret) @@ -446,7 +445,7 @@ static int pca954x_probe(struct i2c_client *client, } if (data->irq) { - ret = devm_request_threaded_irq(&client->dev, data->client->irq, + ret = devm_request_threaded_irq(dev, data->client->irq, NULL, pca954x_irq_handler, IRQF_ONESHOT | IRQF_SHARED, "pca954x", data); @@ -454,8 +453,7 @@ static int pca954x_probe(struct i2c_client *client, goto fail_cleanup; } - dev_info(&client->dev, - "registered %d multiplexed busses for I2C %s %s\n", + dev_info(dev, "registered %d multiplexed busses for I2C %s %s\n", num, data->chip->muxtype == pca954x_ismux ? "mux" : "switch", client->name); |