On Fri, Mar 13, 2020 at 06:22:58PM -0400, Mikel Rychliski wrote:
> /**
> + * pci_platform_rom - ioremap() the ROM image provided by the platform
> * @pdev: pointer to pci device struct
> * @size: pointer to receive size of pci window over ROM
> + *
> + * Return: kernel virtual pointer to image of ROM
> + *
> + * The caller is responsible for removing the mapping with iounmap()
> */
> void __iomem *pci_platform_rom(struct pci_dev *pdev, size_t *size)
> {
> if (pdev->rom && pdev->romlen) {
> *size = pdev->romlen;
> - return phys_to_virt((phys_addr_t)pdev->rom);
> + return ioremap(pdev->rom, pdev->romlen);
> }
What is the value of this helper over just open coding an ioremap
of pdev->rom in the callers?
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