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Date:   Mon, 21 Oct 2019 12:15:55 +0100
From:   Daniel Thompson <daniel.thompson@linaro.org>
To:     Lee Jones <lee.jones@linaro.org>
Cc:     arnd@arndb.de, broonie@kernel.org, linus.walleij@linaro.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        baohua@kernel.org, stephan@gerhold.net
Subject: Re: [PATCH v2 1/9] mfd: cs5535-mfd: Use PLATFORM_DEVID_* defines and
 tidy error message
Message-ID: <20191021111555.zsvvdfun3gqhrurw@holly.lan>
References: <20191021105822.20271-1-lee.jones@linaro.org>
 <20191021105822.20271-2-lee.jones@linaro.org>
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On Mon, Oct 21, 2019 at 11:58:14AM +0100, Lee Jones wrote:
> In most contexts '-1' doesn't really mean much to the casual observer.
> In almost all cases, it's better to use a human readable define.  In
> this case PLATFORM_DEVID_* defines have already been provided for this
> purpose.
> 
> While we're here, let's be specific about the 'MFD devices' which
> failed.  It will help when trying to distinguish which of the 2 sets
> of sub-devices we actually failed to register.

No objections... but won't the tag added by dev_err() already
disambiguate?
> 
> Signed-off-by: Lee Jones <lee.jones@linaro.org>
> ---
>  drivers/mfd/cs5535-mfd.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c
> index f1825c0ccbd0..2c47afc22d24 100644
> --- a/drivers/mfd/cs5535-mfd.c
> +++ b/drivers/mfd/cs5535-mfd.c
> @@ -127,10 +127,11 @@ static int cs5535_mfd_probe(struct pci_dev *pdev,
>  		cs5535_mfd_cells[i].id = 0;
>  	}
>  
> -	err = mfd_add_devices(&pdev->dev, -1, cs5535_mfd_cells,
> +	err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE, cs5535_mfd_cells,
>  			      ARRAY_SIZE(cs5535_mfd_cells), NULL, 0, NULL);
>  	if (err) {
> -		dev_err(&pdev->dev, "MFD add devices failed: %d\n", err);
> +		dev_err(&pdev->dev,
> +			"Failed to add CS5532 sub-devices: %d\n", err);

                                           ^^^

Typo (and MODULE_DESCRIPTION() says this is a driver for CS5536 too).
Once that is fixed:
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>


Daniel.