* [PATCH] pwm: pwm-imx-tpm: Use 'dev' instead of dereferencing it repeatedly
@ 2019-09-24 9:01 Anson Huang
2019-09-24 10:52 ` Thierry Reding
0 siblings, 1 reply; 2+ messages in thread
From: Anson Huang @ 2019-09-24 9:01 UTC (permalink / raw)
To: thierry.reding, shawnguo, s.hauer, kernel, festevam, linux-pwm,
linux-arm-kernel, linux-kernel
Cc: Linux-imx
Add helper variable dev = &pdev->dev to simply the code.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
drivers/pwm/pwm-imx-tpm.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/pwm/pwm-imx-tpm.c b/drivers/pwm/pwm-imx-tpm.c
index e8385c1..4385801 100644
--- a/drivers/pwm/pwm-imx-tpm.c
+++ b/drivers/pwm/pwm-imx-tpm.c
@@ -337,11 +337,12 @@ static const struct pwm_ops imx_tpm_pwm_ops = {
static int pwm_imx_tpm_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
struct imx_tpm_pwm_chip *tpm;
int ret;
u32 val;
- tpm = devm_kzalloc(&pdev->dev, sizeof(*tpm), GFP_KERNEL);
+ tpm = devm_kzalloc(dev, sizeof(*tpm), GFP_KERNEL);
if (!tpm)
return -ENOMEM;
@@ -351,23 +352,23 @@ static int pwm_imx_tpm_probe(struct platform_device *pdev)
if (IS_ERR(tpm->base))
return PTR_ERR(tpm->base);
- tpm->clk = devm_clk_get(&pdev->dev, NULL);
+ tpm->clk = devm_clk_get(dev, NULL);
if (IS_ERR(tpm->clk)) {
ret = PTR_ERR(tpm->clk);
if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
+ dev_err(dev,
"failed to get PWM clock: %d\n", ret);
return ret;
}
ret = clk_prepare_enable(tpm->clk);
if (ret) {
- dev_err(&pdev->dev,
+ dev_err(dev,
"failed to prepare or enable clock: %d\n", ret);
return ret;
}
- tpm->chip.dev = &pdev->dev;
+ tpm->chip.dev = dev;
tpm->chip.ops = &imx_tpm_pwm_ops;
tpm->chip.base = -1;
tpm->chip.of_xlate = of_pwm_xlate_with_flags;
@@ -381,7 +382,7 @@ static int pwm_imx_tpm_probe(struct platform_device *pdev)
ret = pwmchip_add(&tpm->chip);
if (ret) {
- dev_err(&pdev->dev, "failed to add PWM chip: %d\n", ret);
+ dev_err(dev, "failed to add PWM chip: %d\n", ret);
clk_disable_unprepare(tpm->clk);
}
--
2.7.4
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] pwm: pwm-imx-tpm: Use 'dev' instead of dereferencing it repeatedly
2019-09-24 9:01 [PATCH] pwm: pwm-imx-tpm: Use 'dev' instead of dereferencing it repeatedly Anson Huang
@ 2019-09-24 10:52 ` Thierry Reding
0 siblings, 0 replies; 2+ messages in thread
From: Thierry Reding @ 2019-09-24 10:52 UTC (permalink / raw)
To: Anson Huang
Cc: linux-pwm, shawnguo, s.hauer, linux-kernel, Linux-imx, kernel,
festevam, linux-arm-kernel
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On Tue, Sep 24, 2019 at 05:01:07PM +0800, Anson Huang wrote:
> Add helper variable dev = &pdev->dev to simply the code.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> drivers/pwm/pwm-imx-tpm.c | 13 +++++++------
> 1 file changed, 7 insertions(+), 6 deletions(-)
Again, positive diffstat and doesn't gain enough for it to be worth the
churn, in my opinion.
Thierry
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^ permalink raw reply [flat|nested] 2+ messages in thread
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