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Diffstat (limited to 'arch/x86/pci')
-rw-r--r--arch/x86/pci/common.c9
-rw-r--r--arch/x86/pci/i386.c4
-rw-r--r--arch/x86/pci/mmconfig-shared.c22
-rw-r--r--arch/x86/pci/mmconfig_32.c2
-rw-r--r--arch/x86/pci/mmconfig_64.c2
-rw-r--r--arch/x86/pci/pcbios.c4
-rw-r--r--arch/x86/pci/xen.c25
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
generated by cgit (git 2.34.1) at 2024-06-19 15:23:50 +0000