diff options
Diffstat (limited to 'arch/x86/pci')
| -rw-r--r-- | arch/x86/pci/common.c | 9 | ||||
| -rw-r--r-- | arch/x86/pci/i386.c | 4 | ||||
| -rw-r--r-- | arch/x86/pci/mmconfig-shared.c | 22 | ||||
| -rw-r--r-- | arch/x86/pci/mmconfig_32.c | 2 | ||||
| -rw-r--r-- | arch/x86/pci/mmconfig_64.c | 2 | ||||
| -rw-r--r-- | arch/x86/pci/pcbios.c | 4 | ||||
| -rw-r--r-- | arch/x86/pci/xen.c | 25 |
7 files changed, 35 insertions, 33 deletions
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index 0cb52ae0a8f0..190e718694b1 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -735,6 +735,15 @@ void pcibios_disable_device (struct pci_dev *dev) pcibios_disable_irq(dev); } +#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC +void pcibios_release_device(struct pci_dev *dev) +{ + if (atomic_dec_return(&dev->enable_cnt) >= 0) + pcibios_disable_device(dev); + +} +#endif + int pci_ext_cfg_avail(void) { if (raw_pci_ext_ops) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 68499cf82ccf..7b4307163eac 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -34,7 +34,7 @@ #include <linux/bootmem.h> #include <asm/pat.h> -#include <asm/e820.h> +#include <asm/e820/api.h> #include <asm/pci_x86.h> #include <asm/io_apic.h> @@ -398,7 +398,7 @@ void __init pcibios_resource_survey(void) list_for_each_entry(bus, &pci_root_buses, node) pcibios_allocate_resources(bus, 1); - e820_reserve_resources_late(); + e820__reserve_resources_late(); /* * Insert the IO APIC resources after PCI initialization has * occurred to handle IO APICS that are mapped in on a BAR in diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c index dd30b7e08bc2..d1b47d5bc9c3 100644 --- a/arch/x86/pci/mmconfig-shared.c +++ b/arch/x86/pci/mmconfig-shared.c @@ -18,7 +18,7 @@ #include <linux/slab.h> #include <linux/mutex.h> #include <linux/rculist.h> -#include <asm/e820.h> +#include <asm/e820/api.h> #include <asm/pci_x86.h> #include <asm/acpi.h> @@ -423,7 +423,7 @@ static acpi_status find_mboard_resource(acpi_handle handle, u32 lvl, return AE_OK; } -static int is_acpi_reserved(u64 start, u64 end, unsigned not_used) +static bool is_acpi_reserved(u64 start, u64 end, unsigned not_used) { struct resource mcfg_res; @@ -440,11 +440,11 @@ static int is_acpi_reserved(u64 start, u64 end, unsigned not_used) return mcfg_res.flags; } -typedef int (*check_reserved_t)(u64 start, u64 end, unsigned type); +typedef bool (*check_reserved_t)(u64 start, u64 end, unsigned type); -static int __ref is_mmconf_reserved(check_reserved_t is_reserved, - struct pci_mmcfg_region *cfg, - struct device *dev, int with_e820) +static bool __ref is_mmconf_reserved(check_reserved_t is_reserved, + struct pci_mmcfg_region *cfg, + struct device *dev, int with_e820) { u64 addr = cfg->res.start; u64 size = resource_size(&cfg->res); @@ -452,7 +452,7 @@ static int __ref is_mmconf_reserved(check_reserved_t is_reserved, int num_buses; char *method = with_e820 ? "E820" : "ACPI motherboard resources"; - while (!is_reserved(addr, addr + size, E820_RESERVED)) { + while (!is_reserved(addr, addr + size, E820_TYPE_RESERVED)) { size >>= 1; if (size < (16UL<<20)) break; @@ -494,8 +494,8 @@ static int __ref is_mmconf_reserved(check_reserved_t is_reserved, return 1; } -static int __ref pci_mmcfg_check_reserved(struct device *dev, - struct pci_mmcfg_region *cfg, int early) +static bool __ref +pci_mmcfg_check_reserved(struct device *dev, struct pci_mmcfg_region *cfg, int early) { if (!early && !acpi_disabled) { if (is_mmconf_reserved(is_acpi_reserved, cfg, dev, 0)) @@ -514,7 +514,7 @@ static int __ref pci_mmcfg_check_reserved(struct device *dev, } /* - * e820_all_mapped() is marked as __init. + * e820__mapped_all() is marked as __init. * All entries from ACPI MCFG table have been checked at boot time. * For MCFG information constructed from hotpluggable host bridge's * _CBA method, just assume it's reserved. @@ -525,7 +525,7 @@ static int __ref pci_mmcfg_check_reserved(struct device *dev, /* Don't try to do this check unless configuration type 1 is available. how about type 2 ?*/ if (raw_pci_ops) - return is_mmconf_reserved(e820_all_mapped, cfg, dev, 1); + return is_mmconf_reserved(e820__mapped_all, cfg, dev, 1); return 0; } diff --git a/arch/x86/pci/mmconfig_32.c b/arch/x86/pci/mmconfig_32.c index 43984bc1665a..3e9e166f6408 100644 --- a/arch/x86/pci/mmconfig_32.c +++ b/arch/x86/pci/mmconfig_32.c @@ -12,7 +12,7 @@ #include <linux/pci.h> #include <linux/init.h> #include <linux/rcupdate.h> -#include <asm/e820.h> +#include <asm/e820/api.h> #include <asm/pci_x86.h> /* Assume systems with more busses have correct MCFG */ diff --git a/arch/x86/pci/mmconfig_64.c b/arch/x86/pci/mmconfig_64.c index bea52496aea6..f1c1aa0430ae 100644 --- a/arch/x86/pci/mmconfig_64.c +++ b/arch/x86/pci/mmconfig_64.c @@ -10,7 +10,7 @@ #include <linux/acpi.h> #include <linux/bitmap.h> #include <linux/rcupdate.h> -#include <asm/e820.h> +#include <asm/e820/api.h> #include <asm/pci_x86.h> #define PREFIX "PCI: " diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c index 1d97cea3b3a4..c1bdb9edcae7 100644 --- a/arch/x86/pci/pcbios.c +++ b/arch/x86/pci/pcbios.c @@ -7,9 +7,11 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/uaccess.h> + #include <asm/pci_x86.h> +#include <asm/e820/types.h> #include <asm/pci-functions.h> -#include <asm/cacheflush.h> +#include <asm/set_memory.h> /* BIOS32 signature: "_32_" */ #define BIOS32_SIGNATURE (('_' << 0) + ('3' << 8) + ('2' << 16) + ('_' << 24)) diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c index e1fb269c87af..c4b3646bd04c 100644 --- a/arch/x86/pci/xen.c +++ b/arch/x86/pci/xen.c @@ -234,23 +234,14 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) return 1; for_each_pci_msi_entry(msidesc, dev) { - __pci_read_msi_msg(msidesc, &msg); - pirq = MSI_ADDR_EXT_DEST_ID(msg.address_hi) | - ((msg.address_lo >> MSI_ADDR_DEST_ID_SHIFT) & 0xff); - if (msg.data != XEN_PIRQ_MSI_DATA || - xen_irq_from_pirq(pirq) < 0) { - pirq = xen_allocate_pirq_msi(dev, msidesc); - if (pirq < 0) { - irq = -ENODEV; - goto error; - } - xen_msi_compose_msg(dev, pirq, &msg); - __pci_write_msi_msg(msidesc, &msg); - dev_dbg(&dev->dev, "xen: msi bound to pirq=%d\n", pirq); - } else { - dev_dbg(&dev->dev, - "xen: msi already bound to pirq=%d\n", pirq); + pirq = xen_allocate_pirq_msi(dev, msidesc); + if (pirq < 0) { + irq = -ENODEV; + goto error; } + xen_msi_compose_msg(dev, pirq, &msg); + __pci_write_msi_msg(msidesc, &msg); + dev_dbg(&dev->dev, "xen: msi bound to pirq=%d\n", pirq); irq = xen_bind_pirq_msi_to_irq(dev, msidesc, pirq, (type == PCI_CAP_ID_MSI) ? nvec : 1, (type == PCI_CAP_ID_MSIX) ? @@ -456,7 +447,7 @@ void __init xen_msi_init(void) int __init pci_xen_hvm_init(void) { - if (!xen_feature(XENFEAT_hvm_pirqs)) + if (!xen_have_vector_callback || !xen_feature(XENFEAT_hvm_pirqs)) return 0; #ifdef CONFIG_ACPI |