linux-kernel - Re: [PATCH v3 0/3] pinctrl: msm interrupt and muxing fixes

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Date:   Mon, 1 Oct 2018 21:34:14 +0200
From:   Niklas Cassel <niklas.cassel@...aro.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Doug Anderson <dianders@...omium.org>
Subject: Re: [PATCH v3 0/3] pinctrl: msm interrupt and muxing fixes

On Mon, Oct 01, 2018 at 11:46:57AM -0700, Stephen Boyd wrote:
> Quoting Niklas Cassel (2018-09-12 03:34:31)
> > Hello Stephen,
> > 
> > I'm getting this warning on dragonboard 820c (msm8996) when booting linux-next:
> > 
> > [    3.211575] WARNING: CPU: 1 PID: 1 at drivers/pinctrl/qcom/pinctrl-msm.c:164 msm_pinmux_set_mux+0xc8/0x150
> > [    3.212127] l28: ramp_delay not set
> 
> Thanks for testing. I think the problem is I messed up the function 0
> and enum 0. Can you try this patch?

Hello Stephen,

This patch does indeed remove the warning.
Thanks!

Kind regards,
Niklas

> 
> --8<---
> diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
> index 1684b2da09d5..b925b8feac95 100644
> --- a/drivers/pinctrl/qcom/pinctrl-msm.c
> +++ b/drivers/pinctrl/qcom/pinctrl-msm.c
> @@ -188,7 +188,7 @@ static int msm_pinmux_request_gpio(struct pinctrl_dev *pctldev,
>  		return 0;
>  
>  	/* For now assume function 0 is GPIO because it always is */
> -	return msm_pinmux_set_mux(pctldev, 0, offset);
> +	return msm_pinmux_set_mux(pctldev, g->funcs[0], offset);
>  }
>  
>  static const struct pinmux_ops msm_pinmux_ops = {