[PATCH 00/10] pwm: Constistenly name pwm_chip variables "chip"
Thierry Reding
thierry.reding at gmail.com
Wed Jul 19 23:48:11 PDT 2023
On Fri, Jul 14, 2023 at 10:56:13PM +0200, Uwe Kleine-König wrote:
> while working on an extension for the pwm framework, I noticed that some
> drivers and even the core only nearly consistently named all variables
> and struct members holding a pointer to a struct pwm_chip "chip":
>
> $ git grep -Pho 'struct pwm_chip \**[a-z0-9_]+(*nla:[\(a-z0-9_])' v6.5-rc1 | sort | uniq -c | sort -n
> 1 struct pwm_chip *pwm
> 1 struct pwm_chip pwm
> 1 struct pwm_chip pwm_chip
> 2 struct pwm_chip *_chip
> 4 struct pwm_chip *c
> 8 struct pwm_chip *pc
> 57 struct pwm_chip chip
> 358 struct pwm_chip *chip
>
> With this series applied these are all called "chip" with one exception:
> The led driver drivers/leds/rgb/leds-qcom-lpg.c uses "pwm". Maybe
> "pwmchip" would be a better name, but I'm not sure that using "chip" was
> an improvement there as this isn't a pure pwm driver. I'm not touching
> that one.
>
> The first offenders I found were the core and the atmel-hlcdc driver.
> After I found these I optimistically assumed these were the only ones
> with the unusual names and send patches for these out individually
> before checking systematically.
>
> The atmel-hlcdc patch is included here unchanged, the core patch now
> also adapted the declaration of the changed functions in <linux/pwm.h>.
> I marked these two as "superseded" in patchwork already.
>
> All patches in this series are pairwise independent of each other. I
> don't know if the staging patch should better go in via the greybus tree
> or via pwm. Both is possible without needing coordination.
>
> Best regards
> Uwe
>
>
> Uwe Kleine-König (10):
> pwm: Use a consistent name for pwm_chip pointers in the core
> pwm: atmel-hlcdc: Use consistent variable naming
> pwm: bcm-kona: Consistenly name pwm_chip variables "chip"
> pwm: crc: Consistenly name pwm_chip variables "chip"
> pwm: cros-ec: Consistenly name pwm_chip variables "chip"
> pwm: lp3943: Consistenly name pwm_chip variables "chip"
> pwm: rockchip: Consistenly name pwm_chip variables "chip"
> pwm: sifive: Consistenly name pwm_chip variables "chip"
> pwm: sl28cpld: Consistenly name pwm_chip variables "chip"
> staging: greybus: pwm: Consistenly name pwm_chip variables "chip"
This would've been much easier if it had been a single patch. Now I have
to either make you redo the whole series because you've misspelled PWM
or I have to go and update it myself in most of the above patches. Hint:
I'll do the latter.
There is really no reason to split this up into this many patches for
such a trivial change.
Thierry
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