From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Daniel Thompson <daniel.thompson@linaro.org>,
Flavio Suligoi <f.suligoi@asem.it>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Lee Jones <lee@kernel.org>, Jingoo Han <jingoohan1@gmail.com>,
Helge Deller <deller@gmx.de>
Subject: [PATCH v3 3/3] backlight: mp3309c: Utilise temporary variable for struct device
Date: Thu, 8 Feb 2024 20:24:48 +0200 [thread overview]
Message-ID: <20240208182608.2224191-4-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <20240208182608.2224191-1-andriy.shevchenko@linux.intel.com>
We have a temporary variable to keep pointer to struct device.
Utilise it where it makes sense.
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Tested-by: Flavio Suligoi <f.suligoi@asem.it>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/video/backlight/mp3309c.c | 30 ++++++++++++------------------
1 file changed, 12 insertions(+), 18 deletions(-)
diff --git a/drivers/video/backlight/mp3309c.c b/drivers/video/backlight/mp3309c.c
index 426e9f2356ad..708c053d492c 100644
--- a/drivers/video/backlight/mp3309c.c
+++ b/drivers/video/backlight/mp3309c.c
@@ -222,10 +222,9 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip,
*/
pdata->dimming_mode = DIMMING_ANALOG_I2C;
if (device_property_present(dev, "pwms")) {
- chip->pwmd = devm_pwm_get(chip->dev, NULL);
+ chip->pwmd = devm_pwm_get(dev, NULL);
if (IS_ERR(chip->pwmd))
- return dev_err_probe(chip->dev, PTR_ERR(chip->pwmd),
- "error getting pwm data\n");
+ return dev_err_probe(dev, PTR_ERR(chip->pwmd), "error getting pwm data\n");
pdata->dimming_mode = DIMMING_PWM;
pwm_apply_args(chip->pwmd);
}
@@ -243,11 +242,9 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip,
num_levels = ANALOG_I2C_NUM_LEVELS;
/* Enable GPIO used in I2C dimming mode only */
- chip->enable_gpio = devm_gpiod_get(chip->dev, "enable",
- GPIOD_OUT_HIGH);
+ chip->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH);
if (IS_ERR(chip->enable_gpio))
- return dev_err_probe(chip->dev,
- PTR_ERR(chip->enable_gpio),
+ return dev_err_probe(dev, PTR_ERR(chip->enable_gpio),
"error getting enable gpio\n");
} else {
/*
@@ -265,8 +262,7 @@ static int mp3309c_parse_fwnode(struct mp3309c_chip *chip,
}
/* Fill brightness levels array */
- pdata->levels = devm_kcalloc(chip->dev, num_levels,
- sizeof(*pdata->levels), GFP_KERNEL);
+ pdata->levels = devm_kcalloc(dev, num_levels, sizeof(*pdata->levels), GFP_KERNEL);
if (!pdata->levels)
return -ENOMEM;
if (device_property_present(dev, "brightness-levels")) {
@@ -336,21 +332,21 @@ static int mp3309c_probe(struct i2c_client *client)
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return dev_err_probe(dev, -EOPNOTSUPP, "failed to check i2c functionality\n");
- chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
- chip->dev = &client->dev;
+ chip->dev = dev;
chip->regmap = devm_regmap_init_i2c(client, &mp3309c_regmap);
if (IS_ERR(chip->regmap))
- return dev_err_probe(&client->dev, PTR_ERR(chip->regmap),
+ return dev_err_probe(dev, PTR_ERR(chip->regmap),
"failed to allocate register map\n");
i2c_set_clientdata(client, chip);
if (!pdata) {
- pdata = devm_kzalloc(chip->dev, sizeof(*pdata), GFP_KERNEL);
+ pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
@@ -367,11 +363,10 @@ static int mp3309c_probe(struct i2c_client *client)
props.type = BACKLIGHT_RAW;
props.power = FB_BLANK_UNBLANK;
props.fb_blank = FB_BLANK_UNBLANK;
- chip->bl = devm_backlight_device_register(chip->dev, "mp3309c",
- chip->dev, chip,
+ chip->bl = devm_backlight_device_register(dev, "mp3309c", dev, chip,
&mp3309c_bl_ops, &props);
if (IS_ERR(chip->bl))
- return dev_err_probe(chip->dev, PTR_ERR(chip->bl),
+ return dev_err_probe(dev, PTR_ERR(chip->bl),
"error registering backlight device\n");
/* In PWM dimming mode, enable pwm device */
@@ -383,8 +378,7 @@ static int mp3309c_probe(struct i2c_client *client)
pwmstate.enabled = true;
ret = pwm_apply_might_sleep(chip->pwmd, &pwmstate);
if (ret)
- return dev_err_probe(chip->dev, ret,
- "error setting pwm device\n");
+ return dev_err_probe(dev, ret, "error setting pwm device\n");
}
chip->pdata->status = FIRST_POWER_ON;
--
2.43.0.rc1.1.gbec44491f096
next prev parent reply other threads:[~2024-02-08 18:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-08 18:24 [PATCH v3 0/3] backlight: mp3309c: Allow to use on non-OF platforms Andy Shevchenko
2024-02-08 18:24 ` [PATCH v3 1/3] backlight: mp3309c: Make use of device properties Andy Shevchenko
2024-02-08 18:44 ` Andy Shevchenko
2024-02-08 18:24 ` [PATCH v3 2/3] backlight: mp3309c: use dev_err_probe() instead of dev_err() Andy Shevchenko
2024-02-08 18:24 ` Andy Shevchenko [this message]
-- strict thread matches above, loose matches on Subject: below --
2024-02-08 18:42 [resend, PATCH v3 0/3] backlight: mp3309c: Allow to use on non-OF platforms Andy Shevchenko
2024-02-08 18:42 ` [PATCH v3 3/3] backlight: mp3309c: Utilise temporary variable for struct device Andy Shevchenko
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