From 50ba0232fd5312410f1b65247e774244f89a628e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 20:50:36 +0200 Subject: Merging upstream version 6.8.9. Signed-off-by: Daniel Baumann --- arch/x86/pci/mmconfig_64.c | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) (limited to 'arch/x86/pci/mmconfig_64.c') diff --git a/arch/x86/pci/mmconfig_64.c b/arch/x86/pci/mmconfig_64.c index 0c7b6e66c6..cb5aa79a75 100644 --- a/arch/x86/pci/mmconfig_64.c +++ b/arch/x86/pci/mmconfig_64.c @@ -6,6 +6,8 @@ * space mapped. This allows lockless config space operation. */ +#define pr_fmt(fmt) "PCI: " fmt + #include #include #include @@ -14,8 +16,6 @@ #include #include -#define PREFIX "PCI: " - static char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn) { struct pci_mmcfg_region *cfg = pci_mmconfig_lookup(seg, bus); @@ -111,6 +111,25 @@ static void __iomem *mcfg_ioremap(struct pci_mmcfg_region *cfg) return addr; } +int pci_mmcfg_arch_map(struct pci_mmcfg_region *cfg) +{ + cfg->virt = mcfg_ioremap(cfg); + if (!cfg->virt) { + pr_err("can't map ECAM at %pR\n", &cfg->res); + return -ENOMEM; + } + + return 0; +} + +void pci_mmcfg_arch_unmap(struct pci_mmcfg_region *cfg) +{ + if (cfg && cfg->virt) { + iounmap(cfg->virt + PCI_MMCFG_BUS_OFFSET(cfg->start_bus)); + cfg->virt = NULL; + } +} + int __init pci_mmcfg_arch_init(void) { struct pci_mmcfg_region *cfg; @@ -133,22 +152,3 @@ void __init pci_mmcfg_arch_free(void) list_for_each_entry(cfg, &pci_mmcfg_list, list) pci_mmcfg_arch_unmap(cfg); } - -int pci_mmcfg_arch_map(struct pci_mmcfg_region *cfg) -{ - cfg->virt = mcfg_ioremap(cfg); - if (!cfg->virt) { - pr_err(PREFIX "can't map MMCONFIG at %pR\n", &cfg->res); - return -ENOMEM; - } - - return 0; -} - -void pci_mmcfg_arch_unmap(struct pci_mmcfg_region *cfg) -{ - if (cfg && cfg->virt) { - iounmap(cfg->virt + PCI_MMCFG_BUS_OFFSET(cfg->start_bus)); - cfg->virt = NULL; - } -} -- cgit v1.2.3