Merge tag 'pci-v3.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaa...

Pull PCI changes from Bjorn Helgaas:
 "Resource management
    - Fix host bridge window coalescing (Alexey Neyman)
    - Pass type, width, and prefetchability for window alignment (Wei Yang)

  PCI device hotplug
    - Convert acpiphp, acpiphp_ibm to dynamic debug (Lan Tianyu)

  Power management
    - Remove pci_pm_complete() (Liu Chuansheng)

  MSI
    - Fail initialization if device is not in PCI_D0 (Yijing Wang)

  MPS (Max Payload Size)
    - Use pcie_get_mps() and pcie_set_mps() to simplify code (Yijing Wang)
    - Use pcie_set_readrq() to simplify code (Yijing Wang)
    - Use cached pci_dev->pcie_mpss to simplify code (Yijing Wang)

  SR-IOV
    - Enable upstream bridges even for VFs on virtual buses (Bjorn Helgaas)
    - Use pci_is_root_bus() to avoid catching virtual buses (Wei Yang)

  Virtualization
    - Add x86 MSI masking ops (Konrad Rzeszutek Wilk)

  Freescale i.MX6
    - Support i.MX6 PCIe controller (Sean Cross)
    - Increase link startup timeout (Marek Vasut)
    - Probe PCIe in fs_initcall() (Marek Vasut)
    - Fix imprecise abort handler (Tim Harvey)
    - Remove redundant of_match_ptr (Sachin Kamat)

  Renesas R-Car
    - Support Gen2 internal PCIe controller (Valentine Barshak)

  Samsung Exynos
    - Add MSI support (Jingoo Han)
    - Turn off power when link fails (Jingoo Han)
    - Add Jingoo Han as maintainer (Jingoo Han)
    - Add clk_disable_unprepare() on error path (Wei Yongjun)
    - Remove redundant of_match_ptr (Sachin Kamat)

  Synopsys DesignWare
    - Add irq_create_mapping() (Pratyush Anand)
    - Add header guards (Seungwon Jeon)

  Miscellaneous
    - Enable native PCIe services by default on non-ACPI (Andrew Murray)
    - Cleanup _OSC usage and messages (Bjorn Helgaas)
    - Remove pcibios_last_bus boot option on non-x86 (Bjorn Helgaas)
    - Convert bus code to use bus_, drv_, and dev_groups (Greg Kroah-Hartman)
    - Remove unused pci_mem_start (Myron Stowe)
    - Make sysfs functions static (Sachin Kamat)
    - Warn on invalid return from driver probe (Stephen M. Cameron)
    - Remove Intel Haswell D3 delays (Todd E Brandt)
    - Call pci_set_master() in core if driver doesn't do it (Yinghai Lu)
    - Use pci_is_pcie() to simplify code (Yijing Wang)
    - Use PCIe capability accessors to simplify code (Yijing Wang)
    - Use cached pci_dev->pcie_cap to simplify code (Yijing Wang)
    - Removed unused "is_pcie" from struct pci_dev (Yijing Wang)
    - Simplify sysfs CPU affinity implementation (Yijing Wang)"

* tag 'pci-v3.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (79 commits)
  PCI: Enable upstream bridges even for VFs on virtual buses
  PCI: Add pci_upstream_bridge()
  PCI: Add x86_msi.msi_mask_irq() and msix_mask_irq()
  PCI: Warn on driver probe return value greater than zero
  PCI: Drop warning about drivers that don't use pci_set_master()
  PCI: Workaround missing pci_set_master in pci drivers
  powerpc/pci: Use pci_is_pcie() to simplify code [fix]
  PCI: Update pcie_ports 'auto' behavior for non-ACPI platforms
  PCI: imx6: Probe the PCIe in fs_initcall()
  PCI: Add R-Car Gen2 internal PCI support
  PCI: imx6: Remove redundant of_match_ptr
  PCI: Report pci_pme_active() kmalloc failure
  mn10300/PCI: Remove useless pcibios_last_bus
  frv/PCI: Remove pcibios_last_bus
  PCI: imx6: Increase link startup timeout
  PCI: exynos: Remove redundant of_match_ptr
  PCI: imx6: Fix imprecise abort handler
  PCI: Fail MSI/MSI-X initialization if device is not in PCI_D0
  PCI: imx6: Remove redundant dev_err() in imx6_pcie_probe()
  x86/PCI: Coalesce multiple overlapping host bridge windows
  ...

diff --cc Documentation/devicetree/bindings/pci/designware-pcie.txt
Simple merge

diff --cc MAINTAINERS
Simple merge

diff --cc arch/powerpc/kernel/eeh.c
Simple merge

diff --cc arch/powerpc/sysdev/fsl_pci.c
Simple merge

diff --cc drivers/acpi/bus.c
Simple merge

diff --cc drivers/acpi/pci_root.c
Simple merge

diff --cc drivers/gpu/drm/radeon/evergreen.c
Simple merge

diff --cc drivers/pci/host/Kconfig
Simple merge

diff --cc drivers/pci/hotplug/acpi_pcihp.c
Simple merge

diff --cc drivers/pci/hotplug/acpiphp_glue.c
Simple merge

diff --cc drivers/staging/et131x/et131x.c
Simple merge

diff --cc include/linux/acpi.h
index 74c5a8e,e2e52cf..b0972c4
--- 1/include/linux/acpi.h
--- 2/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@@ -294,32 -294,33 +294,34 @@@ void __init acpi_nvs_nosave_s3(void)
  #endif /* CONFIG_PM_SLEEP */
  
  struct acpi_osc_context {
-       char *uuid_str; /* uuid string */
+       char *uuid_str;                 /* UUID string */
        int rev;
-       struct acpi_buffer cap; /* arg2/arg3 */
-       struct acpi_buffer ret; /* free by caller if success */
+       struct acpi_buffer cap;         /* list of DWORD capabilities */
+       struct acpi_buffer ret;         /* free by caller if success */
  };
  
- #define OSC_QUERY_TYPE                        0
- #define OSC_SUPPORT_TYPE              1
- #define OSC_CONTROL_TYPE              2
- 
- /* _OSC DW0 Definition */
- #define OSC_QUERY_ENABLE              1
- #define OSC_REQUEST_ERROR             2
- #define OSC_INVALID_UUID_ERROR                4
- #define OSC_INVALID_REVISION_ERROR    8
- #define OSC_CAPABILITIES_MASK_ERROR   16
- 
 +acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
  acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
  
- /* platform-wide _OSC bits */
- #define OSC_SB_PAD_SUPPORT            1
- #define OSC_SB_PPC_OST_SUPPORT                2
- #define OSC_SB_PR3_SUPPORT            4
- #define OSC_SB_HOTPLUG_OST_SUPPORT    8
- #define OSC_SB_APEI_SUPPORT           16
+ /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
+ #define OSC_QUERY_DWORD                               0       /* DWORD 1 */
+ #define OSC_SUPPORT_DWORD                     1       /* DWORD 2 */
+ #define OSC_CONTROL_DWORD                     2       /* DWORD 3 */
+ 
+ /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
+ #define OSC_QUERY_ENABLE                      0x00000001  /* input */
+ #define OSC_REQUEST_ERROR                     0x00000002  /* return */
+ #define OSC_INVALID_UUID_ERROR                        0x00000004  /* return */
+ #define OSC_INVALID_REVISION_ERROR            0x00000008  /* return */
+ #define OSC_CAPABILITIES_MASK_ERROR           0x00000010  /* return */
+ 
+ /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
+ #define OSC_SB_PAD_SUPPORT                    0x00000001
+ #define OSC_SB_PPC_OST_SUPPORT                        0x00000002
+ #define OSC_SB_PR3_SUPPORT                    0x00000004
+ #define OSC_SB_HOTPLUG_OST_SUPPORT            0x00000008
+ #define OSC_SB_APEI_SUPPORT                   0x00000010
+ #define OSC_SB_CPC_SUPPORT                    0x00000020
  
  extern bool osc_sb_apei_support_acked;
  

diff --cc include/linux/mfd/syscon/imx6q-iomuxc-gpr.h
Simple merge