[PATCH v4 01/11] PCI: Add pci_ioremap_wc_bar()

From: "Luis R. Rodriguez" This lets drivers take advantage of PAT when available. It should help with the transition of converting video drivers over to ioremap_wc() to help with the goal of eventually using _PAGE_CACHE_UC over _PAGE_CACHE_UC_MINUS on x86 on ioremap_nocache(), see:

[PATCH v4 01/11] PCI: Add pci_ioremap_wc_bar()

From: Luis R. Rodriguez mcg...@suse.com This lets drivers take advantage of PAT when available. It should help with the transition of converting video drivers over to ioremap_wc() to help with the goal of eventually using _PAGE_CACHE_UC over _PAGE_CACHE_UC_MINUS on x86 on ioremap_nocache(), see: