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Merge tag 'pci-v3.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Forráskód böngészése 
Pull PCI updates from Bjorn Helgaas:
 "The interesting things here are:

   - Turn on Config Request Retry Status Software Visibility.  This
     caused hangs last time, but we included a fix this time.
   - Rework PCI device configuration to use _HPP/_HPX more aggressively
   - Allow PCI devices to be put into D3cold during system suspend
   - Add arm64 PCI support
   - Add APM X-Gene host bridge driver
   - Add TI Keystone host bridge driver
   - Add Xilinx AXI host bridge driver

  More detailed summary:

  Enumeration
    - Check Vendor ID only for Config Request Retry Status (Rajat Jain)
    - Enable Config Request Retry Status when supported (Rajat Jain)
    - Add generic domain handling (Catalin Marinas)
    - Generate uppercase hex for modalias interface class (Ricardo Ribalda Delgado)

  Resource management
    - Add missing MEM_64 mask in pci_assign_unassigned_bridge_resources() (Yinghai Lu)
    - Increase IBM ipr SAS Crocodile BARs to at least system page size (Douglas Lehr)

  PCI device hotplug
    - Prevent NULL dereference during pciehp probe (Andreas Noever)
    - Move _HPP & _HPX handling into core (Bjorn Helgaas)
    - Apply _HPP to PCIe devices as well as PCI (Bjorn Helgaas)
    - Apply _HPP/_HPX to display devices (Bjorn Helgaas)
    - Preserve SERR & PARITY settings when applying _HPP/_HPX (Bjorn Helgaas)
    - Preserve MPS and MRRS settings when applying _HPP/_HPX (Bjorn Helgaas)
    - Apply _HPP/_HPX to all devices, not just hot-added ones (Bjorn Helgaas)
    - Fix wait time in pciehp timeout message (Yinghai Lu)
    - Add more pciehp Slot Control debug output (Yinghai Lu)
    - Stop disabling pciehp notifications during init (Yinghai Lu)

  MSI
    - Remove arch_msi_check_device() (Alexander Gordeev)
    - Rename pci_msi_check_device() to pci_msi_supported() (Alexander Gordeev)
    - Move D0 check into pci_msi_check_device() (Alexander Gordeev)
    - Remove unused kobject from struct msi_desc (Yijing Wang)
    - Remove "pos" from the struct msi_desc msi_attrib (Yijing Wang)
    - Add "msi_bus" sysfs MSI/MSI-X control for endpoints (Yijing Wang)
    - Use __get_cached_msi_msg() instead of get_cached_msi_msg() (Yijing Wang)
    - Use __read_msi_msg() instead of read_msi_msg() (Yijing Wang)
    - Use __write_msi_msg() instead of write_msi_msg() (Yijing Wang)

  Power management
    - Drop unused runtime PM support code for PCIe ports (Rafael J.  Wysocki)
    - Allow PCI devices to be put into D3cold during system suspend (Rafael J. Wysocki)

  AER
    - Add additional AER error strings (Gong Chen)
    - Make <linux/aer.h> standalone includable (Thierry Reding)

  Virtualization
    - Add ACS quirk for Solarflare SFC9120 & SFC9140 (Alex Williamson)
    - Add ACS quirk for Intel 10G NICs (Alex Williamson)
    - Add ACS quirk for AMD A88X southbridge (Marti Raudsepp)
    - Remove unused pci_find_upstream_pcie_bridge(), pci_get_dma_source() (Alex Williamson)
    - Add device flag helpers (Ethan Zhao)
    - Assume all Mellanox devices have broken INTx masking (Gavin Shan)

  Generic host bridge driver
    - Fix ioport_map() for !CONFIG_GENERIC_IOMAP (Liviu Dudau)
    - Add pci_register_io_range() and pci_pio_to_address() (Liviu Dudau)
    - Define PCI_IOBASE as the base of virtual PCI IO space (Liviu Dudau)
    - Fix the conversion of IO ranges into IO resources (Liviu Dudau)
    - Add pci_get_new_domain_nr() and of_get_pci_domain_nr() (Liviu Dudau)
    - Add support for parsing PCI host bridge resources from DT (Liviu Dudau)
    - Add pci_remap_iospace() to map bus I/O resources (Liviu Dudau)
    - Add arm64 architectural support for PCI (Liviu Dudau)

  APM X-Gene
    - Add APM X-Gene PCIe driver (Tanmay Inamdar)
    - Add arm64 DT APM X-Gene PCIe device tree nodes (Tanmay Inamdar)

  Freescale i.MX6
    - Probe in module_init(), not fs_initcall() (Lucas Stach)
    - Delay enabling reference clock for SS until it stabilizes (Tim Harvey)

  Marvell MVEBU
    - Fix uninitialized variable in mvebu_get_tgt_attr() (Thomas Petazzoni)

  NVIDIA Tegra
    - Make sure the PCIe PLL is really reset (Eric Yuen)
    - Add error path tegra_msi_teardown_irq() cleanup (Jisheng Zhang)
    - Fix extended configuration space mapping (Peter Daifuku)
    - Implement resource hierarchy (Thierry Reding)
    - Clear CLKREQ# enable on port disable (Thierry Reding)
    - Add Tegra124 support (Thierry Reding)

  ST Microelectronics SPEAr13xx
    - Pass config resource through reg property (Pratyush Anand)

  Synopsys DesignWare
    - Use NULL instead of false (Fabio Estevam)
    - Parse bus-range property from devicetree (Lucas Stach)
    - Use pci_create_root_bus() instead of pci_scan_root_bus() (Lucas Stach)
    - Remove pci_assign_unassigned_resources() (Lucas Stach)
    - Check private_data validity in single place (Lucas Stach)
    - Setup and clear exactly one MSI at a time (Lucas Stach)
    - Remove open-coded bitmap operations (Lucas Stach)
    - Fix configuration base address when using 'reg' (Minghuan Lian)
    - Fix IO resource end address calculation (Minghuan Lian)
    - Rename get_msi_data() to get_msi_addr() (Minghuan Lian)
    - Add get_msi_data() to pcie_host_ops (Minghuan Lian)
    - Add support for v3.65 hardware (Murali Karicheri)
    - Fold struct pcie_port_info into struct pcie_port (Pratyush Anand)

  TI Keystone
    - Add TI Keystone PCIe driver (Murali Karicheri)
    - Limit MRSS for all downstream devices (Murali Karicheri)
    - Assume controller is already in RC mode (Murali Karicheri)
    - Set device ID based on SoC to support multiple ports (Murali Karicheri)

  Xilinx AXI
    - Add Xilinx AXI PCIe driver (Srikanth Thokala)
    - Fix xilinx_pcie_assign_msi() return value test (Dan Carpenter)

  Miscellaneous
    - Clean up whitespace (Quentin Lambert)
    - Remove assignments from "if" conditions (Quentin Lambert)
    - Move PCI_VENDOR_ID_VMWARE to pci_ids.h (Francesco Ruggeri)
    - x86: Mark DMI tables as initialization data (Mathias Krause)
    - x86: Move __init annotation to the correct place (Mathias Krause)
    - x86: Mark constants of pci_mmcfg_nvidia_mcp55() as __initconst (Mathias Krause)
    - x86: Constify pci_mmcfg_probes[] array (Mathias Krause)
    - x86: Mark PCI BIOS initialization code as such (Mathias Krause)
    - Parenthesize PCI_DEVID and PCI_VPD_LRDT_ID parameters (Megan Kamiya)
    - Remove unnecessary variable in pci_add_dynid() (Tobias Klauser)"

* tag 'pci-v3.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (109 commits)
  arm64: dts: Add APM X-Gene PCIe device tree nodes
  PCI: Add ACS quirk for AMD A88X southbridge devices
  PCI: xgene: Add APM X-Gene PCIe driver
  PCI: designware: Remove open-coded bitmap operations
  PCI/MSI: Remove unnecessary temporary variable
  PCI/MSI: Use __write_msi_msg() instead of write_msi_msg()
  MSI/powerpc: Use __read_msi_msg() instead of read_msi_msg()
  PCI/MSI: Use __get_cached_msi_msg() instead of get_cached_msi_msg()
  PCI/MSI: Add "msi_bus" sysfs MSI/MSI-X control for endpoints
  PCI/MSI: Remove "pos" from the struct msi_desc msi_attrib
  PCI/MSI: Remove unused kobject from struct msi_desc
  PCI/MSI: Rename pci_msi_check_device() to pci_msi_supported()
  PCI/MSI: Move D0 check into pci_msi_check_device()
  PCI/MSI: Remove arch_msi_check_device()
  irqchip: armada-370-xp: Remove arch_msi_check_device()
  PCI/MSI/PPC: Remove arch_msi_check_device()
  arm64: Add architectural support for PCI
  PCI: Add pci_remap_iospace() to map bus I/O resources
  of/pci: Add support for parsing PCI host bridge resources from DT
  of/pci: Add pci_get_new_domain_nr() and of_get_pci_domain_nr()
  ...

Conflicts:
	arch/arm64/boot/dts/apm-storm.dtsi
This commit is contained in:
Linus Torvalds
2014-10-09 15:03:49 -04:00
szülő ea584595fc f92d9ee3ab
commit 80213c03c4
111 fájl változott, egészen pontosan 4910 új sor hozzáadva és 1332 régi sor törölve
Download Patch File Download Diff File Expand all files Collapse all files

20
arch/x86/pci/common.c
Fájl megtekintése

@@ -81,14 +81,14 @@ struct pci_ops pci_root_ops = {
*/
DEFINE_RAW_SPINLOCK(pci_config_lock);
static int can_skip_ioresource_align(const struct dmi_system_id *d)
static int __init can_skip_ioresource_align(const struct dmi_system_id *d)
{
pci_probe |= PCI_CAN_SKIP_ISA_ALIGN;
printk(KERN_INFO "PCI: %s detected, can skip ISA alignment\n", d->ident);
return 0;
}
static const struct dmi_system_id can_skip_pciprobe_dmi_table[] = {
static const struct dmi_system_id can_skip_pciprobe_dmi_table[] __initconst = {
/*
* Systems where PCI IO resource ISA alignment can be skipped
* when the ISA enable bit in the bridge control is not set
@@ -186,7 +186,7 @@ void pcibios_remove_bus(struct pci_bus *bus)
* on the kernel command line (which was parsed earlier).
*/
static int set_bf_sort(const struct dmi_system_id *d)
static int __init set_bf_sort(const struct dmi_system_id *d)
{
if (pci_bf_sort == pci_bf_sort_default) {
pci_bf_sort = pci_dmi_bf;
@@ -195,8 +195,8 @@ static int set_bf_sort(const struct dmi_system_id *d)
return 0;
}
static void read_dmi_type_b1(const struct dmi_header *dm,
void *private_data)
static void __init read_dmi_type_b1(const struct dmi_header *dm,
void *private_data)
{
u8 *d = (u8 *)dm + 4;
@@ -217,7 +217,7 @@ static void read_dmi_type_b1(const struct dmi_header *dm,
}
}
static int find_sort_method(const struct dmi_system_id *d)
static int __init find_sort_method(const struct dmi_system_id *d)
{
dmi_walk(read_dmi_type_b1, NULL);
@@ -232,7 +232,7 @@ static int find_sort_method(const struct dmi_system_id *d)
* Enable renumbering of PCI bus# ranges to reach all PCI busses (Cardbus)
*/
#ifdef __i386__
static int assign_all_busses(const struct dmi_system_id *d)
static int __init assign_all_busses(const struct dmi_system_id *d)
{
pci_probe |= PCI_ASSIGN_ALL_BUSSES;
printk(KERN_INFO "%s detected: enabling PCI bus# renumbering"
@@ -241,7 +241,7 @@ static int assign_all_busses(const struct dmi_system_id *d)
}
#endif
static int set_scan_all(const struct dmi_system_id *d)
static int __init set_scan_all(const struct dmi_system_id *d)
{
printk(KERN_INFO "PCI: %s detected, enabling pci=pcie_scan_all\n",
d->ident);
@@ -249,7 +249,7 @@ static int set_scan_all(const struct dmi_system_id *d)
return 0;
}
static const struct dmi_system_id pciprobe_dmi_table[] = {
static const struct dmi_system_id pciprobe_dmi_table[] __initconst = {
#ifdef __i386__
/*
* Laptops which need pci=assign-busses to see Cardbus cards
@@ -512,7 +512,7 @@ int __init pcibios_init(void)
return 0;
}
char * __init pcibios_setup(char *str)
char *__init pcibios_setup(char *str)
{
if (!strcmp(str, "off")) {
pci_probe = 0;

40
arch/x86/pci/mmconfig-shared.c
Fájl megtekintése

@@ -31,7 +31,7 @@ static DEFINE_MUTEX(pci_mmcfg_lock);
LIST_HEAD(pci_mmcfg_list);
static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
static void __init pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
{
if (cfg->res.parent)
release_resource(&cfg->res);
@@ -39,7 +39,7 @@ static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
kfree(cfg);
}
static __init void free_all_mmcfg(void)
static void __init free_all_mmcfg(void)
{
struct pci_mmcfg_region *cfg, *tmp;
@@ -93,7 +93,7 @@ static struct pci_mmcfg_region *pci_mmconfig_alloc(int segment, int start,
return new;
}
static __init struct pci_mmcfg_region *pci_mmconfig_add(int segment, int start,
static struct pci_mmcfg_region *__init pci_mmconfig_add(int segment, int start,
int end, u64 addr)
{
struct pci_mmcfg_region *new;
@@ -125,7 +125,7 @@ struct pci_mmcfg_region *pci_mmconfig_lookup(int segment, int bus)
return NULL;
}
static const char __init *pci_mmcfg_e7520(void)
static const char *__init pci_mmcfg_e7520(void)
{
u32 win;
raw_pci_ops->read(0, 0, PCI_DEVFN(0, 0), 0xce, 2, &win);
@@ -140,7 +140,7 @@ static const char __init *pci_mmcfg_e7520(void)
return "Intel Corporation E7520 Memory Controller Hub";
}
static const char __init *pci_mmcfg_intel_945(void)
static const char *__init pci_mmcfg_intel_945(void)
{
u32 pciexbar, mask = 0, len = 0;
@@ -184,7 +184,7 @@ static const char __init *pci_mmcfg_intel_945(void)
return "Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub";
}
static const char __init *pci_mmcfg_amd_fam10h(void)
static const char *__init pci_mmcfg_amd_fam10h(void)
{
u32 low, high, address;
u64 base, msr;
@@ -235,21 +235,25 @@ static const char __init *pci_mmcfg_amd_fam10h(void)
}
static bool __initdata mcp55_checked;
static const char __init *pci_mmcfg_nvidia_mcp55(void)
static const char *__init pci_mmcfg_nvidia_mcp55(void)
{
int bus;
int mcp55_mmconf_found = 0;
static const u32 extcfg_regnum = 0x90;
static const u32 extcfg_regsize = 4;
static const u32 extcfg_enable_mask = 1<<31;
static const u32 extcfg_start_mask = 0xff<<16;
static const int extcfg_start_shift = 16;
static const u32 extcfg_size_mask = 0x3<<28;
static const int extcfg_size_shift = 28;
static const int extcfg_sizebus[] = {0x100, 0x80, 0x40, 0x20};
static const u32 extcfg_base_mask[] = {0x7ff8, 0x7ffc, 0x7ffe, 0x7fff};
static const int extcfg_base_lshift = 25;
static const u32 extcfg_regnum __initconst = 0x90;
static const u32 extcfg_regsize __initconst = 4;
static const u32 extcfg_enable_mask __initconst = 1 << 31;
static const u32 extcfg_start_mask __initconst = 0xff << 16;
static const int extcfg_start_shift __initconst = 16;
static const u32 extcfg_size_mask __initconst = 0x3 << 28;
static const int extcfg_size_shift __initconst = 28;
static const int extcfg_sizebus[] __initconst = {
0x100, 0x80, 0x40, 0x20
};
static const u32 extcfg_base_mask[] __initconst = {
0x7ff8, 0x7ffc, 0x7ffe, 0x7fff
};
static const int extcfg_base_lshift __initconst = 25;
/*
* do check if amd fam10h already took over
@@ -302,7 +306,7 @@ struct pci_mmcfg_hostbridge_probe {
const char *(*probe)(void);
};
static struct pci_mmcfg_hostbridge_probe pci_mmcfg_probes[] __initdata = {
static const struct pci_mmcfg_hostbridge_probe pci_mmcfg_probes[] __initconst = {
{ 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID_INTEL,
PCI_DEVICE_ID_INTEL_E7520_MCH, pci_mmcfg_e7520 },
{ 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID_INTEL,

8
arch/x86/pci/pcbios.c
Fájl megtekintése

@@ -79,13 +79,13 @@ union bios32 {
static struct {
unsigned long address;
unsigned short segment;
} bios32_indirect = { 0, __KERNEL_CS };
} bios32_indirect __initdata = { 0, __KERNEL_CS };
/*
* Returns the entry point for the given service, NULL on error
*/
static unsigned long bios32_service(unsigned long service)
static unsigned long __init bios32_service(unsigned long service)
{
unsigned char return_code; /* %al */
unsigned long address; /* %ebx */
@@ -124,7 +124,7 @@ static struct {
static int pci_bios_present;
static int check_pcibios(void)
static int __init check_pcibios(void)
{
u32 signature, eax, ebx, ecx;
u8 status, major_ver, minor_ver, hw_mech;
@@ -312,7 +312,7 @@ static const struct pci_raw_ops pci_bios_access = {
* Try to find PCI BIOS.
*/
static const struct pci_raw_ops *pci_find_bios(void)
static const struct pci_raw_ops *__init pci_find_bios(void)
{
union bios32 *check;
unsigned char sum;