Re: [RFC PATCH 2/2] PCI: apple: Add driver for the Apple M1

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Hi Andy,

Thanks for the review.

>      +       depends on GPIOLIB
> 
>     It doesn’t seem to provide a GPIO. 

I thought that was needed to consume GPIOs, but it looks like other
PCI drivers don't do it. Removed.

>      +       if (IS_ERR(port))
>      +               return -ENODEV;
>      +
>      +       reset = devm_gpiod_get_index(pcie->dev, "reset", i, 0);
> 
>    Use appropriate flag.
>     
> 
>      +       if (IS_ERR(reset))
>      +               return PTR_ERR(reset);
>      +
>      +       gpiod_direction_output(reset, 0);
> 
>    Ditto and remove this line.

Fixed in v2, thank you.

>      +       usleep_range(5000, 10000);
> 
>    Sleep of such length should be explained.

Removed in v2.

>      +
> 
>    Redundant blank line 

Presumably fixed in v2.

>      +       pcie->bitmap = devm_kcalloc(pcie->dev,
>      BITS_TO_LONGS(pcie->nvecs),
>      +                                   sizeof(long), GFP_KERNEL);
> 
>    devm_bitmap_zalloc()

Done in v2.

>      +static const struct of_device_id apple_pci_of_match[] = {
>      +       { .compatible = "apple,pcie", .data = &apple_m1_cfg_ecam_ops },
> 
>     
> 
>      +       { },
> 
>    No comma for termination entry 

Fixed in v2.

BR,

Alyssa



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