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Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6

Browse source 
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (74 commits)
  PCI: make msi_free_irqs() to use msix_mask_irq() instead of open coded write
  PCI: Fix the NIU MSI-X problem in a better way
  PCI ASPM: remove get_root_port_link
  PCI ASPM: cleanup pcie_aspm_sanity_check
  PCI ASPM: remove has_switch field
  PCI ASPM: cleanup calc_Lx_latency
  PCI ASPM: cleanup pcie_aspm_get_cap_device
  PCI ASPM: cleanup clkpm checks
  PCI ASPM: cleanup __pcie_aspm_check_state_one
  PCI ASPM: cleanup initialization
  PCI ASPM: cleanup change input argument of aspm functions
  PCI ASPM: cleanup misc in struct pcie_link_state
  PCI ASPM: cleanup clkpm state in struct pcie_link_state
  PCI ASPM: cleanup latency field in struct pcie_link_state
  PCI ASPM: cleanup aspm state field in struct pcie_link_state
  PCI ASPM: fix typo in struct pcie_link_state
  PCI: drivers/pci/slot.c should depend on CONFIG_SYSFS
  PCI: remove redundant __msi_set_enable()
  PCI PM: consistently use type bool for wake enable variable
  x86/ACPI: Correct maximum allowed _CRS returned resources and warn if exceeded
  ...
This commit is contained in:
Linus Torvalds 2009-06-22 11:59:51 -07:00
commit 59ef7a83f1
55 changed files with 3031 additions and 2194 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/linux/ioport.h
View file

@ -49,6 +49,8 @@ struct resource_list {
#define IORESOURCE_SIZEALIGN 0x00020000 /* size indicates alignment */
#define IORESOURCE_STARTALIGN 0x00040000 /* start field is alignment */
#define IORESOURCE_MEM_64 0x00100000
#define IORESOURCE_EXCLUSIVE 0x08000000 /* Userland may not map this resource */
#define IORESOURCE_DISABLED 0x10000000
#define IORESOURCE_UNSET 0x20000000

4
include/linux/pci-acpi.h
View file

@ -15,7 +15,7 @@ static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
{
struct pci_bus *pbus = pdev->bus;
/* Find a PCI root bus */
while (pbus->parent)
while (!pci_is_root_bus(pbus))
pbus = pbus->parent;
return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus),
pbus->number);
@ -23,7 +23,7 @@ static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus)
{
if (pbus->parent)
if (!pci_is_root_bus(pbus))
return DEVICE_ACPI_HANDLE(&(pbus->self->dev));
return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus),
pbus->number);

35
include/linux/pci.h
View file

@ -607,8 +607,6 @@ extern void pci_sort_breadthfirst(void);
struct pci_dev __deprecated *pci_find_device(unsigned int vendor,
unsigned int device,
struct pci_dev *from);
struct pci_dev __deprecated *pci_find_slot(unsigned int bus,
unsigned int devfn);
#endif /* CONFIG_PCI_LEGACY */
enum pci_lost_interrupt_reason {
@ -647,6 +645,7 @@ int pci_bus_write_config_word(struct pci_bus *bus, unsigned int devfn,
int where, u16 val);
int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn,
int where, u32 val);
struct pci_ops *pci_bus_set_ops(struct pci_bus *bus, struct pci_ops *ops);
static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val)
{
@ -711,8 +710,8 @@ int pcix_get_mmrbc(struct pci_dev *dev);
int pcix_set_mmrbc(struct pci_dev *dev, int mmrbc);
int pcie_get_readrq(struct pci_dev *dev);
int pcie_set_readrq(struct pci_dev *dev, int rq);
int __pci_reset_function(struct pci_dev *dev);
int pci_reset_function(struct pci_dev *dev);
int pci_execute_reset_function(struct pci_dev *dev);
void pci_update_resource(struct pci_dev *dev, int resno);
int __must_check pci_assign_resource(struct pci_dev *dev, int i);
int pci_select_bars(struct pci_dev *dev, unsigned long flags);
@ -732,7 +731,7 @@ int pci_set_power_state(struct pci_dev *dev, pci_power_t state);
pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state);
bool pci_pme_capable(struct pci_dev *dev, pci_power_t state);
void pci_pme_active(struct pci_dev *dev, bool enable);
int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable);
int pci_wake_from_d3(struct pci_dev *dev, bool enable);
pci_power_t pci_target_state(struct pci_dev *dev);
int pci_prepare_to_sleep(struct pci_dev *dev);
@ -798,7 +797,7 @@ const struct pci_device_id *pci_match_id(const struct pci_device_id *ids,
int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
int pass);
void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),
void pci_walk_bus(struct pci_bus *top, int (*cb)(struct pci_dev *, void *),
void *userdata);
int pci_cfg_space_size_ext(struct pci_dev *dev);
int pci_cfg_space_size(struct pci_dev *dev);
@ -888,6 +887,17 @@ static inline int pcie_aspm_enabled(void)
extern int pcie_aspm_enabled(void);
#endif
#ifndef CONFIG_PCIE_ECRC
static inline void pcie_set_ecrc_checking(struct pci_dev *dev)
{
return;
}
static inline void pcie_ecrc_get_policy(char *str) {};
#else
extern void pcie_set_ecrc_checking(struct pci_dev *dev);
extern void pcie_ecrc_get_policy(char *str);
#endif
#define pci_enable_msi(pdev) pci_enable_msi_block(pdev, 1)
#ifdef CONFIG_HT_IRQ
@ -944,12 +954,6 @@ static inline struct pci_dev *pci_find_device(unsigned int vendor,
return NULL;
}
static inline struct pci_dev *pci_find_slot(unsigned int bus,
unsigned int devfn)
{
return NULL;
}
static inline struct pci_dev *pci_get_device(unsigned int vendor,
unsigned int device,
struct pci_dev *from)
@ -1105,6 +1109,10 @@ static inline struct pci_dev *pci_get_bus_and_slot(unsigned int bus,
#include <asm/pci.h>
#ifndef PCIBIOS_MAX_MEM_32
#define PCIBIOS_MAX_MEM_32 (-1)
#endif
/* these helpers provide future and backwards compatibility
* for accessing popular PCI BAR info */
#define pci_resource_start(dev, bar) ((dev)->resource[(bar)].start)
@ -1261,5 +1269,10 @@ static inline irqreturn_t pci_sriov_migration(struct pci_dev *dev)
}
#endif
#if defined(CONFIG_HOTPLUG_PCI) || defined(CONFIG_HOTPLUG_PCI_MODULE)
extern void pci_hp_create_module_link(struct pci_slot *pci_slot);
extern void pci_hp_remove_module_link(struct pci_slot *pci_slot);
#endif
#endif /* __KERNEL__ */
#endif /* LINUX_PCI_H */

23
include/linux/pci_hotplug.h
View file

@ -66,17 +66,10 @@ enum pcie_link_speed {
PCIE_LNK_SPEED_UNKNOWN = 0xFF,
};
struct hotplug_slot;
struct hotplug_slot_attribute {
struct attribute attr;
ssize_t (*show)(struct hotplug_slot *, char *);
ssize_t (*store)(struct hotplug_slot *, const char *, size_t);
};
#define to_hotplug_attr(n) container_of(n, struct hotplug_slot_attribute, attr);
/**
* struct hotplug_slot_ops -the callbacks that the hotplug pci core can use
* @owner: The module owner of this structure
* @mod_name: The module name (KBUILD_MODNAME) of this structure
* @enable_slot: Called when the user wants to enable a specific pci slot
* @disable_slot: Called when the user wants to disable a specific pci slot
* @set_attention_status: Called to set the specific slot's attention LED to
@ -109,6 +102,7 @@ struct hotplug_slot_attribute {
*/
struct hotplug_slot_ops {
struct module *owner;
const char *mod_name;
int (*enable_slot) (struct hotplug_slot *slot);
int (*disable_slot) (struct hotplug_slot *slot);
int (*set_attention_status) (struct hotplug_slot *slot, u8 value);
@ -167,12 +161,21 @@ static inline const char *hotplug_slot_name(const struct hotplug_slot *slot)
return pci_slot_name(slot->pci_slot);
}
extern int pci_hp_register(struct hotplug_slot *, struct pci_bus *, int nr,
const char *name);
extern int __pci_hp_register(struct hotplug_slot *slot, struct pci_bus *pbus,
int nr, const char *name,
struct module *owner, const char *mod_name);
extern int pci_hp_deregister(struct hotplug_slot *slot);
extern int __must_check pci_hp_change_slot_info (struct hotplug_slot *slot,
struct hotplug_slot_info *info);
static inline int pci_hp_register(struct hotplug_slot *slot,
struct pci_bus *pbus,
int devnr, const char *name)
{
return __pci_hp_register(slot, pbus, devnr, name,
THIS_MODULE, KBUILD_MODNAME);
}
/* PCI Setting Record (Type 0) */
struct hpp_type0 {
u32 revision;

4
include/linux/pci_regs.h
View file

@ -295,8 +295,9 @@
#define PCI_MSI_ADDRESS_LO 4 /* Lower 32 bits */
#define PCI_MSI_ADDRESS_HI 8 /* Upper 32 bits (if PCI_MSI_FLAGS_64BIT set) */
#define PCI_MSI_DATA_32 8 /* 16 bits of data for 32-bit devices */
#define PCI_MSI_MASK_32 12 /* Mask bits register for 32-bit devices */
#define PCI_MSI_DATA_64 12 /* 16 bits of data for 64-bit devices */
#define PCI_MSI_MASK_BIT 16 /* Mask bits register */
#define PCI_MSI_MASK_64 16 /* Mask bits register for 64-bit devices */
/* MSI-X registers (these are at offset PCI_MSIX_FLAGS) */
#define PCI_MSIX_FLAGS 2
@ -304,7 +305,6 @@
#define PCI_MSIX_FLAGS_ENABLE (1 << 15)
#define PCI_MSIX_FLAGS_MASKALL (1 << 14)
#define PCI_MSIX_FLAGS_BIRMASK (7 << 0)
#define PCI_MSIX_FLAGS_BITMASK (1 << 0)
/* CompactPCI Hotswap Register */