[PATCH 1/5] Input: tca8418_keypad - use a temporary variable for parent device
From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Date: 2012-11-14 16:48:13
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
Use a temporary variable for our parent device (coming from I2C client structure); we'll be also using it during conversion to managed resources. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> --- drivers/input/keyboard/tca8418_keypad.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c
index 65cf5fa..4618ce0 100644
--- a/drivers/input/keyboard/tca8418_keypad.c
+++ b/drivers/input/keyboard/tca8418_keypad.c@@ -281,6 +281,7 @@ static int __devinit tca8418_configure(struct tca8418_keypad *keypad_data, static int __devinit tca8418_keypad_probe(struct i2c_client *client, const struct i2c_device_id *id) { + struct device *dev = &client->dev; const struct tca8418_keypad_platform_data *pdata = client->dev.platform_data; struct tca8418_keypad *keypad_data;
@@ -294,7 +295,7 @@ static int __devinit tca8418_keypad_probe(struct i2c_client *client, /* Copy the platform data */ if (pdata) { if (!pdata->keymap_data) { - dev_err(&client->dev, "no keymap data defined\n"); + dev_err(dev, "no keymap data defined\n"); return -EINVAL; } keymap_data = pdata->keymap_data;
@@ -303,25 +304,25 @@ static int __devinit tca8418_keypad_probe(struct i2c_client *client, rep = pdata->rep; irq_is_gpio = pdata->irq_is_gpio; } else { - struct device_node *np = client->dev.of_node; + struct device_node *np = dev->of_node; of_property_read_u32(np, "keypad,num-rows", &rows); of_property_read_u32(np, "keypad,num-columns", &cols); rep = of_property_read_bool(np, "keypad,autorepeat"); } if (!rows || rows > TCA8418_MAX_ROWS) { - dev_err(&client->dev, "invalid rows\n"); + dev_err(dev, "invalid rows\n"); return -EINVAL; } if (!cols || cols > TCA8418_MAX_COLS) { - dev_err(&client->dev, "invalid columns\n"); + dev_err(dev, "invalid columns\n"); return -EINVAL; } /* Check i2c driver capabilities */ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE)) { - dev_err(&client->dev, "%s adapter not supported\n", + dev_err(dev, "%s adapter not supported\n", dev_driver_string(&client->adapter->dev)); return -ENODEV; }
@@ -362,7 +363,7 @@ static int __devinit tca8418_keypad_probe(struct i2c_client *client, error = matrix_keypad_build_keymap(keymap_data, NULL, rows, cols, keypad_data->keymap, input); if (error) { - dev_dbg(&client->dev, "Failed to build keymap\n"); + dev_dbg(dev, "Failed to build keymap\n"); goto fail2; }
@@ -381,16 +382,15 @@ static int __devinit tca8418_keypad_probe(struct i2c_client *client, IRQF_ONESHOT, client->name, keypad_data); if (error) { - dev_dbg(&client->dev, - "Unable to claim irq %d; error %d\n", + dev_dbg(dev, "Unable to claim irq %d; error %d\n", client->irq, error); goto fail2; } error = input_register_device(input); if (error) { - dev_dbg(&client->dev, - "Unable to register input device, error: %d\n", error); + dev_dbg(dev, "Unable to register input device, error: %d\n", + error); goto fail3; }
--
1.7.11.7