Re: [PATCH v3 8/9] vdap: solidrun: Replace deprecated PCI functions

From: Andy Shevchenko
Date: Thu Aug 22 2024 - 10:50:25 EST


On Thu, Aug 22, 2024 at 03:47:40PM +0200, Philipp Stanner wrote:
> solidrun utilizes pcim_iomap_regions(), which has been deprecated by the
> PCI subsystem in commit e354bb84a4c1 ("PCI: Deprecate
> pcim_iomap_table(), pcim_iomap_regions_request_all()"), among other
> things because it forces usage of quite a complicated bitmask mechanism.
> The bitmask handling code can entirely be removed by replacing
> pcim_iomap_regions() and pcim_iomap_table().
>
> Replace pcim_iomap_regions() and pcim_iomap_table() with
> pcim_iomap_region().

...

> /* Request and map BAR */
> - ret = pcim_iomap_regions(pdev, BIT(snet->psnet->cfg.vf_bar), name);
> - if (ret) {
> + snet->bar = pcim_iomap_region(pdev, snet->psnet->cfg.vf_bar, name);

PTR_ERR_OR_ZERO() ?

> + if (IS_ERR(snet->bar)) {
> SNET_ERR(pdev, "Failed to request and map PCI BAR for a VF\n");
> - return ret;
> + return PTR_ERR(snet->bar);
> }

--
With Best Regards,
Andy Shevchenko