Re: [PATCH v4 4/5] mikrobus: Add mikroBUS driver

[Alex Elder <elder@xxxxxxxx>]

On 3/18/24 12:58 PM, Markus Elfring wrote:
> …
> > +++ b/drivers/misc/mikrobus/mikrobus_core.c
> …
> > +static int mikrobus_pinctrl_setup(struct mikrobus_port *port,
> > +				  struct addon_board_info *board)
> > +{
> > +	int ret;
> > +
> > +	if (!board || board->pin_state[MIKROBUS_PIN_PWM] == MIKROBUS_STATE_PWM)
> > +		ret = mikrobus_pinctrl_select(port, "pwm_default");
> > +	else
> > +		ret = mikrobus_pinctrl_select(port, "pwm_gpio");
> …
>
> How do you think about to avoid the specification of a bit of duplicate source code here
> by using conditional operator expressions?
>
> 	ret = mikrobus_pinctrl_select(port,
> 				      ((!board ||
> 					board->pin_state[MIKROBUS_PIN_PWM] == MIKROBUS_STATE_PWM)
> 				      ? "pwm_default"
> 				      : "pwm_gpio"));

No.

It's a complex enough bit of logic without trying to bury
it inside the parameters passed to the function.

					-Alex

> Regards,
> Markus