[PATCH v2] pwm: vt8500: Rename variable pointing to driver private data

From: zhaoxiao
Date: Thu Feb 10 2022 - 21:38:25 EST


Status quo is that variables of type struct vt8500_chip * are named
"vt8500", "chip". Because usually only struct pwm_device * variables
are named "pwm" and "chip" is usually used for variabled of type
struct pwm_chip *.

So consistently use the same and non-conflicting name "vt8500".

Signed-off-by: zhaoxiao <zhaoxiao@xxxxxxxxxxxxx>
---
v2: Rename the "chip" to "vt8500" for variable of type struct vt8500_chip *.
drivers/pwm/pwm-vt8500.c | 38 +++++++++++++++++++-------------------
1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/pwm/pwm-vt8500.c b/drivers/pwm/pwm-vt8500.c
index 7170a315535b..f1ff9940b37c 100644
--- a/drivers/pwm/pwm-vt8500.c
+++ b/drivers/pwm/pwm-vt8500.c
@@ -235,7 +235,7 @@ MODULE_DEVICE_TABLE(of, vt8500_pwm_dt_ids);

static int vt8500_pwm_probe(struct platform_device *pdev)
{
- struct vt8500_chip *chip;
+ struct vt8500_chip *vt8500;
struct device_node *np = pdev->dev.of_node;
int ret;

@@ -244,48 +244,48 @@ static int vt8500_pwm_probe(struct platform_device *pdev)
return -EINVAL;
}

- chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
- if (chip == NULL)
+ vt8500 = devm_kzalloc(&pdev->dev, sizeof(*vt8500), GFP_KERNEL);
+ if (vt8500 == NULL)
return -ENOMEM;

- chip->chip.dev = &pdev->dev;
- chip->chip.ops = &vt8500_pwm_ops;
- chip->chip.npwm = VT8500_NR_PWMS;
+ vt8500->chip.dev = &pdev->dev;
+ vt8500->chip.ops = &vt8500_pwm_ops;
+ vt8500->chip.npwm = VT8500_NR_PWMS;

- chip->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(chip->clk)) {
+ vt8500->clk = devm_clk_get(&pdev->dev, NULL);
+ if (IS_ERR(vt8500->clk)) {
dev_err(&pdev->dev, "clock source not specified\n");
- return PTR_ERR(chip->clk);
+ return PTR_ERR(vt8500->clk);
}

- chip->base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(chip->base))
- return PTR_ERR(chip->base);
+ vt8500->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(vt8500->base))
+ return PTR_ERR(vt8500->base);

- ret = clk_prepare(chip->clk);
+ ret = clk_prepare(vt8500->clk);
if (ret < 0) {
dev_err(&pdev->dev, "failed to prepare clock\n");
return ret;
}

- ret = pwmchip_add(&chip->chip);
+ ret = pwmchip_add(&vt8500->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to add PWM chip\n");
- clk_unprepare(chip->clk);
+ clk_unprepare(vt8500->clk);
return ret;
}

- platform_set_drvdata(pdev, chip);
+ platform_set_drvdata(pdev, vt8500);
return ret;
}

static int vt8500_pwm_remove(struct platform_device *pdev)
{
- struct vt8500_chip *chip = platform_get_drvdata(pdev);
+ struct vt8500_chip *vt8500 = platform_get_drvdata(pdev);

- pwmchip_remove(&chip->chip);
+ pwmchip_remove(&vt8500->chip);

- clk_unprepare(chip->clk);
+ clk_unprepare(vt8500->clk);

return 0;
}
--
2.20.1