[PATCH v2 3/4] pinctrl: s32cc: refactor pin config parsing
Andy Shevchenko
andy.shevchenko at gmail.com
Mon Mar 20 10:06:53 PDT 2023
On Mon, Mar 20, 2023 at 6:39 PM Chester Lin <clin at suse.com> wrote:
>
> Move common codes into smaller inline functions and remove some argument
> handlings that are not actually used by either S32 MSCR register or generic
> config params.
...
> case PIN_CONFIG_OUTPUT_ENABLE:
> - if (arg)
> - *config |= S32_MSCR_OBE;
> - else
> - *config &= ~S32_MSCR_OBE;
> + *config |= S32_MSCR_OBE;
> *mask |= S32_MSCR_OBE;
> break;
> case PIN_CONFIG_INPUT_ENABLE:
> - if (arg)
> - *config |= S32_MSCR_IBE;
> - else
> - *config &= ~S32_MSCR_IBE;
> + *config |= S32_MSCR_IBE;
> *mask |= S32_MSCR_IBE;
> break;
Isn't it a regression here?
Otherwise needs an explicit explanation in the commit message on
what's going on here and why it's not a regression.
...
> case PIN_CONFIG_BIAS_DISABLE:
> - *config &= ~(S32_MSCR_PUS | S32_MSCR_PUE);
> - *mask |= S32_MSCR_PUS | S32_MSCR_PUE;
> + s32_pin_set_pull(param, mask, config);
> break;
This now can be unified with PU and PD cases above.
--
With Best Regards,
Andy Shevchenko
More information about the linux-arm-kernel
mailing list