Subject: Re: [PATCH 12/20] alpha/PCI: Use PCI resource accessor macros

From: Ilpo Järvinen <[email-masked]>
Date: Fri, 10 Apr 2026 14:11:11 +0300 (EEST)

On Fri, 10 Apr 2026, Krzysztof Wilczyński wrote:

> Replace direct pdev->resource[] accesses with pci_resource_n(),
> and pdev->resource[].flags accesses with pci_resource_flags().
> 
> No functional changes intended.
> 
> Signed-off-by: Krzysztof Wilczyński <[email-masked]>
> ---
>  arch/alpha/kernel/pci-sysfs.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c
> index c84867ce31f5..7aac5e76dcd6 100644
> --- a/arch/alpha/kernel/pci-sysfs.c
> +++ b/arch/alpha/kernel/pci-sysfs.c
> @@ -141,7 +141,7 @@ static int sparse_mem_mmap_fits(struct pci_dev *pdev, int num)
>  	long dense_offset;
>  	unsigned long sparse_size;
>  
> -	pcibios_resource_to_bus(pdev->bus, &bar, &pdev->resource[num]);
> +	pcibios_resource_to_bus(pdev->bus, &bar, pci_resource_n(pdev, num));
>  
>  	/* All core logic chips have 4G sparse address space, except
>  	   CIA which has 16G (see xxx_SPARSE_MEM and xxx_DENSE_MEM
> @@ -181,7 +181,7 @@ static int pci_create_attr(struct pci_dev *pdev, int num)
>  	suffix = "";	/* Assume bwx machine, normal resourceN files. */
>  	nlen1 = 10;
>  
> -	if (pdev->resource[num].flags & IORESOURCE_MEM) {
> +	if (pci_resource_flags(pdev, num) & IORESOURCE_MEM) {

Reviewed-by: Ilpo Järvinen <[email-masked]>

I started wonder though if we'd want to add pci_resource_is_mem/io() 
shortcuts for these, as it's largely what

    git grep pci_resource_flags

results contain.

-- 
 i.