Re: [PATCH v2 1/9] mfd: cs5535-mfd: Use PLATFORM_DEVID_* defines and tidy error message

From: Daniel Thompson
Date: Mon Oct 21 2019 - 07:16:01 EST


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@xxxxxxxxxx>
> ---
> 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@xxxxxxxxxx>


Daniel.