linux-kernel - Re: [PATCH 2/3] pinctrl: qcom: enable generic pinconf

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Date:	Fri, 30 Jan 2015 14:39:01 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Stanimir Varbanov <svarbanov@...sol.com>
Cc:	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Bjorn Andersson <bjorn.andersson@...ymobile.com>,
	Stephen Boyd <sboyd@...eaurora.org>
Subject: Re: [PATCH 2/3] pinctrl: qcom: enable generic pinconf

On Fri, Jan 30, 2015 at 11:27 AM, Stanimir Varbanov
<svarbanov@...sol.com> wrote:

> This makes the pinctrl driver to use the generic pinconf
> interface. Mainly it gives us a way to use debugfs to dump
> group configurations.
>
> Signed-off-by: Stanimir Varbanov <svarbanov@...sol.com>

Nice! Looking for Björn's review though.

> +++ b/drivers/pinctrl/qcom/pinctrl-msm.c
> @@ -197,7 +197,6 @@ static int msm_config_reg(struct msm_pinctrl *pctrl,
>                 *mask = 1;
>                 break;
>         default:
> -               dev_err(pctrl->dev, "Invalid config param %04x\n", param);
>                 return -ENOTSUPP;
>         }
>
> @@ -262,8 +261,6 @@ static int msm_config_group_get(struct pinctrl_dev *pctldev,
>                 arg = !!(val & BIT(g->in_bit));
>                 break;
>         default:
> -               dev_err(pctrl->dev, "Unsupported config parameter: %x\n",
> -                       param);
>                 return -EINVAL;

Please change this one to -ENOTSUPP as well in this patch.

Apart from that it looks good to me.

Yours,
Linus Walleij
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