Re: [PATCH] pwm: rockchip: simplify rockchip_pwm_get_state()

From: Thierry Reding
Date: Tue Jun 02 2020 - 08:39:20 EST


On Thu, Sep 19, 2019 at 11:17:27AM +0200, Rasmus Villemoes wrote:
> The way state->enabled is computed is rather convoluted and hard to
> read - both branches of the if() actually do the exact same thing. So
> remove the if(), and further simplify "<boolean condition> ? true :
> false" to "<boolean condition>".
>
> Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
> ---
> I stumbled on this while trying to understand how the pwm subsystem
> works. This patch is a semantic no-op, but it's also possible that,
> say, the first branch simply contains a "double negative" so either
> the != should be == or the "false : true" should be "true : false".
>
> drivers/pwm/pwm-rockchip.c | 7 +------
> 1 file changed, 1 insertion(+), 6 deletions(-)

I've applied this. Irrespective of any feedback David would have this is
correct and a nice simplification.

Thierry

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