Commit Graph

733 Commits

Author SHA1 Message Date
Bjorn Helgaas
30fec3b884 Merge branch 'pci/misc'
- Add pci_clear_master() stub for non-CONFIG_PCI (Sui Jingfeng)

- Correct documentation typos (Randy Dunlap)

* pci/misc:
  Documentation: PCI: correct spelling
  PCI: Add pci_clear_master() stub for non-CONFIG_PCI
  PCI: Expand comment about sorting pci_ids.h entries
2023-06-26 12:59:57 -05:00
Dave Airlie
901bdf5ea1 Merge tag 'amd-drm-next-6.5-2023-06-09' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.5-2023-06-02:

amdgpu:
- SR-IOV fixes
- Warning fixes
- Misc code cleanups and spelling fixes
- DCN 3.2 updates
- Improved DC FAMS support for better power management
- Improved DC SubVP support for better power management
- DCN 3.1.x fixes
- Max IB size query
- DC GPU reset fixes
- RAS updates
- DCN 3.0.x fixes
- S/G display fixes
- CP shadow buffer support
- Implement connector force callback
- Z8 power improvements
- PSP 13.0.10 vbflash support
- Mode2 reset fixes
- Store MQDs in VRAM to improve queue switch latency
- VCN 3.x fixes
- JPEG 3.x fixes
- Enable DC_FP on LoongArch
- GFXOFF fixes
- GC 9.4.3 partition support
- SDMA 4.4.2 partition support
- VCN/JPEG 4.0.3 partition support
- VCN 4.0.3 updates
- NBIO 7.9 updates
- GC 9.4.3 updates
- Take NUMA into account when allocating memory
- Handle NUMA for partitions
- SMU 13.0.6 updates
- GC 9.4.3 RAS updates
- Stop including unused swiotlb.h
- SMU 13.0.7 fixes
- Fix clock output ordering on some APUs
- Clean up DC FPGA code
- GFX9 preemption fixes
- Misc irq fixes
- S0ix fixes
- Add new DRM_AMDGPU_WERROR config parameter to help with CI
- PCIe fix for RDNA2
- kdoc fixes
- Documentation updates

amdkfd:
- Query TTM mem limit rather than hardcoding it
- GC 9.4.3 partition support
- Handle NUMA for partitions

radeon:
- Fix possible double free
- Stop including unused swiotlb.h
- Fix possible division by zero

ttm:
- Add query for TTM mem limit
- Add NUMA awareness to pools
- Export ttm_pool_fini()

UAPI:
- Add new ctx query flag to better handle GPU resets
  Mesa MR: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22290
- Add new interface to query and set shadow buffer for RDNA3
  Mesa MR: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21986
- Add new INFO query for max IB size
  Proposed userspace: https://gitlab.freedesktop.org/bnieuwenhuizen/mesa/-/commits/ib-rejection-v3

amd-drm-next-6.5-2023-06-09:

amdgpu:
- S0ix fixes
- Initial SMU13 Overdrive support
- kdoc fixes
- Misc clode cleanups
- Flexible array fixes
- Display OTG fixes
- SMU 13.0.6 updates
- Revert some broken clock counter updates
- Misc display fixes
- GFX9 preemption fixes
- Add support for newer EEPROM bad page table format
- Add missing radeon secondary id
- Add support for new colorspace KMS API
- CSA fix
- Stable pstate fixes for APUs
- make vbl interface admin only
- Handle PCI accelerator class

amdkfd:
- Add debugger support for gdb

radeon:
- Fix possible UAF

drm:
- Add Colorspace functionality

UAPI:
- Add debugger interface for enabling gdb
  Proposed userspace: https://github.com/ROCm-Developer-Tools/ROCdbgapi/tree/wip-dbgapi
- Add KMS colorspace API
  Discussion: https://lists.freedesktop.org/archives/dri-devel/2023-June/408128.html

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230609174817.7764-1-alexander.deucher@amd.com
2023-06-15 14:11:22 +10:00
Shiwu Zhang
9d65b1b4bc drm/amdgpu: add the accelerator PCIe class
Add the accelerator PCIe class and match the
class in amdgpu for 0x1002 devices of that class.

From PCI spec:
"PCI Code and ID Assignment, r1.9, sec 1, 1.19"

Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Acked-by: Lijo Lazar <lijo.lazar@amd.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>  # pci_ids.h
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-09 12:48:57 -04:00
Yanteng Si
28bd137a3c ALSA: hda: Add Loongson LS7A HD-Audio support
Add the new PCI ID 0x0014 0x7a07 and the new PCI ID 0x0014 0x7a37
Loongson HDA controller.

Signed-off-by: Yanteng Si <siyanteng@loongson.cn>
Acked-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://lore.kernel.org/r/993587483b9509796b29a416f257fcfb4b15c6ea.1686128807.git.siyanteng@loongson.cn
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2023-06-07 12:36:38 +02:00
Yazen Ghannam
e15885689c x86/amd_nb: Add MI200 PCI IDs
The AMD MI200 series accelerators are data center GPUs. They include
unified memory controllers and a data fabric similar to those used in
AMD x86 CPU products. The memory controllers report errors using MCA,
though these errors are generally handled through GPU drivers that
directly manage the accelerator device.

In some configurations, memory errors from these devices will be
reported through MCA and managed by x86 CPUs. The OS is expected to
handle these errors in similar fashion to MCA errors originating from
memory controllers on the CPUs. In Linux, this flow includes passing MCA
errors to a notifier chain with handlers in the EDAC subsystem.

The AMD64 EDAC module requires information from the memory controllers
and data fabric in order to provide detailed decoding of memory errors.
The information is read from hardware registers accessed through
interfaces in the data fabric.

The accelerator data fabrics are visible to the host x86 CPUs as PCI
devices just like x86 CPU data fabrics are already. However, the
accelerator fabrics have new and unique PCI IDs.

Add PCI IDs for the MI200 series of accelerator devices in order to
enable EDAC support. The data fabrics of the accelerator devices will be
enumerated as any other fabric already supported.  System-specific
implementation details will be handled within the AMD64 EDAC module.

  [ bp: Scrub off marketing speak. ]

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Co-developed-by: Muralidhara M K <muralidhara.mk@amd.com>
Signed-off-by: Muralidhara M K <muralidhara.mk@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230515113537.1052146-2-muralimk@amd.com
2023-06-05 12:26:37 +02:00
Bjorn Helgaas
d3c6e26568 PCI: Expand comment about sorting pci_ids.h entries
Clarify the request to sort Vendor ID and Device ID entries by numeric
value, not alphabetically.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2023-05-31 12:26:46 -05:00
Mike Pastore
0ac448e0d2 PCI: Delay after FLR of Solidigm P44 Pro NVMe
Prevent KVM hang when a Solidgm P44 Pro NVMe is passed through to a guest
via IOMMU and the guest is subsequently rebooted.

A similar issue was identified and patched by 51ba09452d ("PCI: Delay
after FLR of Intel DC P3700 NVMe") and the same fix can be applied for this
case. (Intel spun off their NAND and SSD business as Solidigm and sold it
to SK Hynix in late 2021.)

Link: https://lore.kernel.org/r/20230507073519.9737-1-mike@oobak.org
Signed-off-by: Mike Pastore <mike@oobak.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2023-05-09 16:45:19 -05:00
Mario Limonciello
23a5b8bb02 x86/amd_nb: Add PCI ID for family 19h model 78h
Commit

  310e782a99 ("platform/x86/amd: pmc: Utilize SMN index 0 for driver probe")

switched to using amd_smn_read() which relies upon the misc PCI ID used
by DF function 3 being included in a table.  The ID for model 78h is
missing in that table, so amd_smn_read() doesn't work.

Add the missing ID into amd_nb, restoring s2idle on this system.

  [ bp: Simplify commit message. ]

Fixes: 310e782a99 ("platform/x86/amd: pmc: Utilize SMN index 0 for driver probe")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>  # pci_ids.h
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20230427053338.16653-2-mario.limonciello@amd.com
2023-05-08 11:25:19 +02:00
Linus Torvalds
84cc6674b7 virtio,vhost,vdpa: features, fixes
device feature provisioning in ifcvf, mlx5
 new SolidNET driver
 support for zoned block device in virtio blk
 numa support in virtio pmem
 VIRTIO_F_RING_RESET support in vhost-net
 more debugfs entries in mlx5
 resume support in vdpa
 completion batching in virtio blk
 cleanup of dma api use in vdpa
 now simulating more features in vdpa-sim
 documentation, features, fixes all over the place
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio updates from Michael Tsirkin:

 - device feature provisioning in ifcvf, mlx5

 - new SolidNET driver

 - support for zoned block device in virtio blk

 - numa support in virtio pmem

 - VIRTIO_F_RING_RESET support in vhost-net

 - more debugfs entries in mlx5

 - resume support in vdpa

 - completion batching in virtio blk

 - cleanup of dma api use in vdpa

 - now simulating more features in vdpa-sim

 - documentation, features, fixes all over the place

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (64 commits)
  vdpa/mlx5: support device features provisioning
  vdpa/mlx5: make MTU/STATUS presence conditional on feature bits
  vdpa: validate device feature provisioning against supported class
  vdpa: validate provisioned device features against specified attribute
  vdpa: conditionally read STATUS in config space
  vdpa: fix improper error message when adding vdpa dev
  vdpa/mlx5: Initialize CVQ iotlb spinlock
  vdpa/mlx5: Don't clear mr struct on destroy MR
  vdpa/mlx5: Directly assign memory key
  tools/virtio: enable to build with retpoline
  vringh: fix a typo in comments for vringh_kiov
  vhost-vdpa: print warning when vhost_vdpa_alloc_domain fails
  scsi: virtio_scsi: fix handling of kmalloc failure
  vdpa: Fix a couple of spelling mistakes in some messages
  vhost-net: support VIRTIO_F_RING_RESET
  vhost-scsi: convert sysfs snprintf and sprintf to sysfs_emit
  vdpa: mlx5: support per virtqueue dma device
  vdpa: set dma mask for vDPA device
  virtio-vdpa: support per vq dma device
  vdpa: introduce get_vq_dma_device()
  ...
2023-02-25 11:48:02 -08:00
Alvaro Karsz
db6c4dee4c PCI: Add SolidRun vendor ID
Add SolidRun vendor ID to pci_ids.h

The vendor ID is used in 2 different source files, the SNET vDPA driver
and PCI quirks.

Signed-off-by: Alvaro Karsz <alvaro.karsz@solid-run.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Message-Id: <20230110165638.123745-2-alvaro.karsz@solid-run.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-02-20 19:26:55 -05:00
Mengyuan Lou
a2b9b123cc PCI: Add ACS quirk for Wangxun NICs
Wangxun has verified there is no peer-to-peer between functions for the
below selection of SFxxx, RP1000 and RP2000 NICS.  They may be
multi-function devices, but the hardware does not advertise ACS capability.

Add an ACS quirk for these devices so the functions can be in independent
IOMMU groups.

Link: https://lore.kernel.org/r/20230207102419.44326-1-mengyuanlou@net-swift.com
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2023-02-13 18:05:59 -06:00
Linus Torvalds
8cded8fb12 - Make sure an INT3 is slapped after every unconditional retpoline JMP
as both vendors suggest
 
 - Clean up pciserial a bit
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Merge tag 'x86_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 core fixes from Borislav Petkov:

 - Make sure an INT3 is slapped after every unconditional retpoline JMP
   as both vendors suggest

 - Clean up pciserial a bit

* tag 'x86_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86,retpoline: Be sure to emit INT3 after JMP *%\reg
  x86/earlyprintk: Clean up pciserial
2022-10-04 09:46:22 -07:00
Vitaly Kuznetsov
8409fe92d8 PCI: Move PCI_VENDOR_ID_MICROSOFT/PCI_DEVICE_ID_HYPERV_VIDEO definitions to pci_ids.h
There are already three places in kernel which define
PCI_VENDOR_ID_MICROSOFT and two for PCI_DEVICE_ID_HYPERV_VIDEO and
there's a need to use these from core VMBus code. Move the defines where
they belong.

No functional change.

Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com> # pci_ids.h
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Link: https://lore.kernel.org/r/20220827130345.1320254-2-vkuznets@redhat.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
2022-09-05 17:00:54 +00:00
Peter Zijlstra
bc12b70f7d x86/earlyprintk: Clean up pciserial
While working on a GRUB patch to support PCI-serial, a number of
cleanups were suggested that apply to the code I took inspiration from.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>   # pci_ids.h
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lkml.kernel.org/r/YwdeyCEtW+wa+QhH@worktop.programming.kicks-ass.net
2022-08-29 12:19:25 +02:00
Linus Torvalds
c235698355 cxl for 6.0
- Introduce a 'struct cxl_region' object with support for provisioning
   and assembling persistent memory regions.
 
 - Introduce alloc_free_mem_region() to accompany the existing
   request_free_mem_region() as a method to allocate physical memory
   capacity out of an existing resource.
 
 - Export insert_resource_expand_to_fit() for the CXL subsystem to
   late-publish CXL platform windows in iomem_resource.
 
 - Add a polled mode PCI DOE (Data Object Exchange) driver service and
   use it in cxl_pci to retrieve the CDAT (Coherent Device Attribute
   Table).
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Merge tag 'cxl-for-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

Pull cxl updates from Dan Williams:
 "Compute Express Link (CXL) updates for 6.0:

   - Introduce a 'struct cxl_region' object with support for
     provisioning and assembling persistent memory regions.

   - Introduce alloc_free_mem_region() to accompany the existing
     request_free_mem_region() as a method to allocate physical memory
     capacity out of an existing resource.

   - Export insert_resource_expand_to_fit() for the CXL subsystem to
     late-publish CXL platform windows in iomem_resource.

   - Add a polled mode PCI DOE (Data Object Exchange) driver service and
     use it in cxl_pci to retrieve the CDAT (Coherent Device Attribute
     Table)"

* tag 'cxl-for-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl: (74 commits)
  cxl/hdm: Fix skip allocations vs multiple pmem allocations
  cxl/region: Disallow region granularity != window granularity
  cxl/region: Fix x1 interleave to greater than x1 interleave routing
  cxl/region: Move HPA setup to cxl_region_attach()
  cxl/region: Fix decoder interleave programming
  Documentation: cxl: remove dangling kernel-doc reference
  cxl/region: describe targets and nr_targets members of cxl_region_params
  cxl/regions: add padding for cxl_rr_ep_add nested lists
  cxl/region: Fix IS_ERR() vs NULL check
  cxl/region: Fix region reference target accounting
  cxl/region: Fix region commit uninitialized variable warning
  cxl/region: Fix port setup uninitialized variable warnings
  cxl/region: Stop initializing interleave granularity
  cxl/hdm: Fix DPA reservation vs cxl_endpoint_decoder lifetime
  cxl/acpi: Minimize granularity for x1 interleaves
  cxl/region: Delete 'region' attribute from root decoders
  cxl/acpi: Autoload driver for 'cxl_acpi' test devices
  cxl/region: decrement ->nr_targets on error in cxl_region_attach()
  cxl/region: prevent underflow in ways_to_cxl()
  cxl/region: uninitialized variable in alloc_hpa()
  ...
2022-08-10 11:07:26 -07:00
Mario Limonciello
f8faf34966 x86/amd_nb: Add AMD PCI IDs for SMN communication
Add support for SMN communication on family 17h model A0h and family 19h
models 60h-70h.

  [ bp: Merge into a single patch. ]

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>	# pci_ids.h
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220719195256.1516-1-mario.limonciello@amd.com
2022-07-20 17:35:40 +02:00
Jonathan Cameron
e6b8a0a5e7 PCI: Add vendor ID for the PCI SIG
This ID is used in DOE headers to identify protocols that are defined
within the PCI Express Base Specification, PCIe r6.0, sec 6.30.1.1 table
6-32.

Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20220719205249.566684-2-ira.weiny@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2022-07-19 15:38:04 -07:00
Linus Torvalds
148a650476 pci-v5.18-changes
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Merge tag 'pci-v5.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Move the VGA arbiter from drivers/gpu to drivers/pci because it's
     PCI-specific, not GPU-specific (Bjorn Helgaas)
   - Select the default VGA device consistently whether it's enumerated
     before or after VGA arbiter init, which fixes arches that enumerate
     PCI devices late (Huacai Chen)

  Resource management:
   - Support BAR sizes up to 8TB (Dongdong Liu)

  PCIe native device hotplug:
   - Fix "Command Completed" tracking to avoid spurious timouts when
     powering off empty slots (Liguang Zhang)
   - Quirk Qualcomm devices that don't implement Command Completed
     correctly, again to avoid spurious timeouts (Manivannan Sadhasivam)

  Peer-to-peer DMA:
   - Add Intel 3rd Gen Intel Xeon Scalable Processors to whitelist
     (Michael J. Ruhl)

  APM X-Gene PCIe controller driver:
   - Revert generic DT parsing changes that broke some machines in the
     field (Marc Zyngier)

  Freescale i.MX6 PCIe controller driver:
   - Allow controller probe to succeed even when no devices currently
     present to allow hot-add later (Fabio Estevam)
   - Enable power management on i.MX6QP (Richard Zhu)
   - Assert CLKREQ# on i.MX8MM so enumeration doesn't hang when no
     device is connected (Richard Zhu)

  Marvell Aardvark PCIe controller driver:
   - Fix MSI and MSI-X support (Marek Behún, Pali Rohár)
   - Add support for ERR and PME interrupts (Pali Rohár)

  Marvell MVEBU PCIe controller driver:
   - Add DT binding and support for "num-lanes" (Pali Rohár)
   - Add support for INTx interrupts (Pali Rohár)

  Microsoft Hyper-V host bridge driver:
   - Avoid unnecessary hypercalls when unmasking IRQs on ARM64 (Boqun
     Feng)

  Qualcomm PCIe controller driver:
   - Add SM8450 DT binding and driver support (Dmitry Baryshkov)

  Renesas R-Car PCIe controller driver:
   - Help the controller get to the L1 state since the hardware can't do
     it on its own (Marek Vasut)
   - Return PCI_ERROR_RESPONSE (~0) for reads that fail on PCIe (Marek
     Vasut)

  SiFive FU740 PCIe controller driver:
   - Drop redundant '-gpios' from DT GPIO lookup (Ben Dooks)
   - Force 2.5GT/s for initial device probe (Ben Dooks)

  Socionext UniPhier Pro5 controller driver:
   - Add NX1 DT binding and driver support (Kunihiko Hayashi)

  Synopsys DesignWare PCIe controller driver:
   - Restore MSI configuration so MSI works after resume (Jisheng
     Zhang)"

* tag 'pci-v5.18-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (94 commits)
  x86/PCI: Add #includes to asm/pci_x86.h
  PCI: ibmphp: Remove unused assignments
  PCI: cpqphp: Remove unused assignments
  PCI: fu740: Remove unused assignments
  PCI: kirin: Remove unused assignments
  PCI: Remove unused assignments
  PCI: Declare pci_filp_private only when HAVE_PCI_MMAP
  PCI: Avoid broken MSI on SB600 USB devices
  PCI: fu740: Force 2.5GT/s for initial device probe
  PCI: xgene: Revert "PCI: xgene: Fix IB window setup"
  PCI: xgene: Revert "PCI: xgene: Use inbound resources for setup"
  PCI: imx6: Assert i.MX8MM CLKREQ# even if no device present
  PCI: imx6: Invoke the PHY exit function after PHY power off
  PCI: rcar: Use PCI_SET_ERROR_RESPONSE after read which triggered an exception
  PCI: rcar: Finish transition to L1 state in rcar_pcie_config_access()
  PCI: dwc: Restore MSI Receiver mask during resume
  PCI: fu740: Drop redundant '-gpios' from DT GPIO lookup
  PCI/VGA: Replace full MIT license text with SPDX identifier
  PCI/VGA: Use unsigned format string to print lock counts
  PCI/VGA: Log bridge control messages when adding devices
  ...
2022-03-25 13:02:05 -07:00
Linus Torvalds
169e77764a Networking changes for 5.18.
Core
 ----
 
  - Introduce XDP multi-buffer support, allowing the use of XDP with
    jumbo frame MTUs and combination with Rx coalescing offloads (LRO).
 
  - Speed up netns dismantling (5x) and lower the memory cost a little.
    Remove unnecessary per-netns sockets. Scope some lists to a netns.
    Cut down RCU syncing. Use batch methods. Allow netdev registration
    to complete out of order.
 
  - Support distinguishing timestamp types (ingress vs egress) and
    maintaining them across packet scrubbing points (e.g. redirect).
 
  - Continue the work of annotating packet drop reasons throughout
    the stack.
 
  - Switch netdev error counters from an atomic to dynamically
    allocated per-CPU counters.
 
  - Rework a few preempt_disable(), local_irq_save() and busy waiting
    sections problematic on PREEMPT_RT.
 
  - Extend the ref_tracker to allow catching use-after-free bugs.
 
 BPF
 ---
 
  - Introduce "packing allocator" for BPF JIT images. JITed code is
    marked read only, and used to be allocated at page granularity.
    Custom allocator allows for more efficient memory use, lower
    iTLB pressure and prevents identity mapping huge pages from
    getting split.
 
  - Make use of BTF type annotations (e.g. __user, __percpu) to enforce
    the correct probe read access method, add appropriate helpers.
 
  - Convert the BPF preload to use light skeleton and drop
    the user-mode-driver dependency.
 
  - Allow XDP BPF_PROG_RUN test infra to send real packets, enabling
    its use as a packet generator.
 
  - Allow local storage memory to be allocated with GFP_KERNEL if called
    from a hook allowed to sleep.
 
  - Introduce fprobe (multi kprobe) to speed up mass attachment (arch
    bits to come later).
 
  - Add unstable conntrack lookup helpers for BPF by using the BPF
    kfunc infra.
 
  - Allow cgroup BPF progs to return custom errors to user space.
 
  - Add support for AF_UNIX iterator batching.
 
  - Allow iterator programs to use sleepable helpers.
 
  - Support JIT of add, and, or, xor and xchg atomic ops on arm64.
 
  - Add BTFGen support to bpftool which allows to use CO-RE in kernels
    without BTF info.
 
  - Large number of libbpf API improvements, cleanups and deprecations.
 
 Protocols
 ---------
 
  - Micro-optimize UDPv6 Tx, gaining up to 5% in test on dummy netdev.
 
  - Adjust TSO packet sizes based on min_rtt, allowing very low latency
    links (data centers) to always send full-sized TSO super-frames.
 
  - Make IPv6 flow label changes (AKA hash rethink) more configurable,
    via sysctl and setsockopt. Distinguish between server and client
    behavior.
 
  - VxLAN support to "collect metadata" devices to terminate only
    configured VNIs. This is similar to VLAN filtering in the bridge.
 
  - Support inserting IPv6 IOAM information to a fraction of frames.
 
  - Add protocol attribute to IP addresses to allow identifying where
    given address comes from (kernel-generated, DHCP etc.)
 
  - Support setting socket and IPv6 options via cmsg on ping6 sockets.
 
  - Reject mis-use of ECN bits in IP headers as part of DSCP/TOS.
    Define dscp_t and stop taking ECN bits into account in fib-rules.
 
  - Add support for locked bridge ports (for 802.1X).
 
  - tun: support NAPI for packets received from batched XDP buffs,
    doubling the performance in some scenarios.
 
  - IPv6 extension header handling in Open vSwitch.
 
  - Support IPv6 control message load balancing in bonding, prevent
    neighbor solicitation and advertisement from using the wrong port.
    Support NS/NA monitor selection similar to existing ARP monitor.
 
  - SMC
    - improve performance with TCP_CORK and sendfile()
    - support auto-corking
    - support TCP_NODELAY
 
  - MCTP (Management Component Transport Protocol)
    - add user space tag control interface
    - I2C binding driver (as specified by DMTF DSP0237)
 
  - Multi-BSSID beacon handling in AP mode for WiFi.
 
  - Bluetooth:
    - handle MSFT Monitor Device Event
    - add MGMT Adv Monitor Device Found/Lost events
 
  - Multi-Path TCP:
    - add support for the SO_SNDTIMEO socket option
    - lots of selftest cleanups and improvements
 
  - Increase the max PDU size in CAN ISOTP to 64 kB.
 
 Driver API
 ----------
 
  - Add HW counters for SW netdevs, a mechanism for devices which
    offload packet forwarding to report packet statistics back to
    software interfaces such as tunnels.
 
  - Select the default NIC queue count as a fraction of number of
    physical CPU cores, instead of hard-coding to 8.
 
  - Expose devlink instance locks to drivers. Allow device layer of
    drivers to use that lock directly instead of creating their own
    which always runs into ordering issues in devlink callbacks.
 
  - Add header/data split indication to guide user space enabling
    of TCP zero-copy Rx.
 
  - Allow configuring completion queue event size.
 
  - Refactor page_pool to enable fragmenting after allocation.
 
  - Add allocation and page reuse statistics to page_pool.
 
  - Improve Multiple Spanning Trees support in the bridge to allow
    reuse of topologies across VLANs, saving HW resources in switches.
 
  - DSA (Distributed Switch Architecture):
    - replay and offload of host VLAN entries
    - offload of static and local FDB entries on LAG interfaces
    - FDB isolation and unicast filtering
 
 New hardware / drivers
 ----------------------
 
  - Ethernet:
    - LAN937x T1 PHYs
    - Davicom DM9051 SPI NIC driver
    - Realtek RTL8367S, RTL8367RB-VB switch and MDIO
    - Microchip ksz8563 switches
    - Netronome NFP3800 SmartNICs
    - Fungible SmartNICs
    - MediaTek MT8195 switches
 
  - WiFi:
    - mt76: MediaTek mt7916
    - mt76: MediaTek mt7921u USB adapters
    - brcmfmac: Broadcom BCM43454/6
 
  - Mobile:
    - iosm: Intel M.2 7360 WWAN card
 
 Drivers
 -------
 
  - Convert many drivers to the new phylink API built for split PCS
    designs but also simplifying other cases.
 
  - Intel Ethernet NICs:
    - add TTY for GNSS module for E810T device
    - improve AF_XDP performance
    - GTP-C and GTP-U filter offload
    - QinQ VLAN support
 
  - Mellanox Ethernet NICs (mlx5):
    - support xdp->data_meta
    - multi-buffer XDP
    - offload tc push_eth and pop_eth actions
 
  - Netronome Ethernet NICs (nfp):
    - flow-independent tc action hardware offload (police / meter)
    - AF_XDP
 
  - Other Ethernet NICs:
    - at803x: fiber and SFP support
    - xgmac: mdio: preamble suppression and custom MDC frequencies
    - r8169: enable ASPM L1.2 if system vendor flags it as safe
    - macb/gem: ZynqMP SGMII
    - hns3: add TX push mode
    - dpaa2-eth: software TSO
    - lan743x: multi-queue, mdio, SGMII, PTP
    - axienet: NAPI and GRO support
 
  - Mellanox Ethernet switches (mlxsw):
    - source and dest IP address rewrites
    - RJ45 ports
 
  - Marvell Ethernet switches (prestera):
    - basic routing offload
    - multi-chain TC ACL offload
 
  - NXP embedded Ethernet switches (ocelot & felix):
    - PTP over UDP with the ocelot-8021q DSA tagging protocol
    - basic QoS classification on Felix DSA switch using dcbnl
    - port mirroring for ocelot switches
 
  - Microchip high-speed industrial Ethernet (sparx5):
    - offloading of bridge port flooding flags
    - PTP Hardware Clock
 
  - Other embedded switches:
    - lan966x: PTP Hardward Clock
    - qca8k: mdio read/write operations via crafted Ethernet packets
 
  - Qualcomm 802.11ax WiFi (ath11k):
    - add LDPC FEC type and 802.11ax High Efficiency data in radiotap
    - enable RX PPDU stats in monitor co-exist mode
 
  - Intel WiFi (iwlwifi):
    - UHB TAS enablement via BIOS
    - band disablement via BIOS
    - channel switch offload
    - 32 Rx AMPDU sessions in newer devices
 
  - MediaTek WiFi (mt76):
    - background radar detection
    - thermal management improvements on mt7915
    - SAR support for more mt76 platforms
    - MBSSID and 6 GHz band on mt7915
 
  - RealTek WiFi:
    - rtw89: AP mode
    - rtw89: 160 MHz channels and 6 GHz band
    - rtw89: hardware scan
 
  - Bluetooth:
    - mt7921s: wake on Bluetooth, SCO over I2S, wide-band-speed (WBS)
 
  - Microchip CAN (mcp251xfd):
    - multiple RX-FIFOs and runtime configurable RX/TX rings
    - internal PLL, runtime PM handling simplification
    - improve chip detection and error handling after wakeup
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
 "The sprinkling of SPI drivers is because we added a new one and Mark
  sent us a SPI driver interface conversion pull request.

  Core
  ----

   - Introduce XDP multi-buffer support, allowing the use of XDP with
     jumbo frame MTUs and combination with Rx coalescing offloads (LRO).

   - Speed up netns dismantling (5x) and lower the memory cost a little.
     Remove unnecessary per-netns sockets. Scope some lists to a netns.
     Cut down RCU syncing. Use batch methods. Allow netdev registration
     to complete out of order.

   - Support distinguishing timestamp types (ingress vs egress) and
     maintaining them across packet scrubbing points (e.g. redirect).

   - Continue the work of annotating packet drop reasons throughout the
     stack.

   - Switch netdev error counters from an atomic to dynamically
     allocated per-CPU counters.

   - Rework a few preempt_disable(), local_irq_save() and busy waiting
     sections problematic on PREEMPT_RT.

   - Extend the ref_tracker to allow catching use-after-free bugs.

  BPF
  ---

   - Introduce "packing allocator" for BPF JIT images. JITed code is
     marked read only, and used to be allocated at page granularity.
     Custom allocator allows for more efficient memory use, lower iTLB
     pressure and prevents identity mapping huge pages from getting
     split.

   - Make use of BTF type annotations (e.g. __user, __percpu) to enforce
     the correct probe read access method, add appropriate helpers.

   - Convert the BPF preload to use light skeleton and drop the
     user-mode-driver dependency.

   - Allow XDP BPF_PROG_RUN test infra to send real packets, enabling
     its use as a packet generator.

   - Allow local storage memory to be allocated with GFP_KERNEL if
     called from a hook allowed to sleep.

   - Introduce fprobe (multi kprobe) to speed up mass attachment (arch
     bits to come later).

   - Add unstable conntrack lookup helpers for BPF by using the BPF
     kfunc infra.

   - Allow cgroup BPF progs to return custom errors to user space.

   - Add support for AF_UNIX iterator batching.

   - Allow iterator programs to use sleepable helpers.

   - Support JIT of add, and, or, xor and xchg atomic ops on arm64.

   - Add BTFGen support to bpftool which allows to use CO-RE in kernels
     without BTF info.

   - Large number of libbpf API improvements, cleanups and deprecations.

  Protocols
  ---------

   - Micro-optimize UDPv6 Tx, gaining up to 5% in test on dummy netdev.

   - Adjust TSO packet sizes based on min_rtt, allowing very low latency
     links (data centers) to always send full-sized TSO super-frames.

   - Make IPv6 flow label changes (AKA hash rethink) more configurable,
     via sysctl and setsockopt. Distinguish between server and client
     behavior.

   - VxLAN support to "collect metadata" devices to terminate only
     configured VNIs. This is similar to VLAN filtering in the bridge.

   - Support inserting IPv6 IOAM information to a fraction of frames.

   - Add protocol attribute to IP addresses to allow identifying where
     given address comes from (kernel-generated, DHCP etc.)

   - Support setting socket and IPv6 options via cmsg on ping6 sockets.

   - Reject mis-use of ECN bits in IP headers as part of DSCP/TOS.
     Define dscp_t and stop taking ECN bits into account in fib-rules.

   - Add support for locked bridge ports (for 802.1X).

   - tun: support NAPI for packets received from batched XDP buffs,
     doubling the performance in some scenarios.

   - IPv6 extension header handling in Open vSwitch.

   - Support IPv6 control message load balancing in bonding, prevent
     neighbor solicitation and advertisement from using the wrong port.
     Support NS/NA monitor selection similar to existing ARP monitor.

   - SMC
      - improve performance with TCP_CORK and sendfile()
      - support auto-corking
      - support TCP_NODELAY

   - MCTP (Management Component Transport Protocol)
      - add user space tag control interface
      - I2C binding driver (as specified by DMTF DSP0237)

   - Multi-BSSID beacon handling in AP mode for WiFi.

   - Bluetooth:
      - handle MSFT Monitor Device Event
      - add MGMT Adv Monitor Device Found/Lost events

   - Multi-Path TCP:
      - add support for the SO_SNDTIMEO socket option
      - lots of selftest cleanups and improvements

   - Increase the max PDU size in CAN ISOTP to 64 kB.

  Driver API
  ----------

   - Add HW counters for SW netdevs, a mechanism for devices which
     offload packet forwarding to report packet statistics back to
     software interfaces such as tunnels.

   - Select the default NIC queue count as a fraction of number of
     physical CPU cores, instead of hard-coding to 8.

   - Expose devlink instance locks to drivers. Allow device layer of
     drivers to use that lock directly instead of creating their own
     which always runs into ordering issues in devlink callbacks.

   - Add header/data split indication to guide user space enabling of
     TCP zero-copy Rx.

   - Allow configuring completion queue event size.

   - Refactor page_pool to enable fragmenting after allocation.

   - Add allocation and page reuse statistics to page_pool.

   - Improve Multiple Spanning Trees support in the bridge to allow
     reuse of topologies across VLANs, saving HW resources in switches.

   - DSA (Distributed Switch Architecture):
      - replay and offload of host VLAN entries
      - offload of static and local FDB entries on LAG interfaces
      - FDB isolation and unicast filtering

  New hardware / drivers
  ----------------------

   - Ethernet:
      - LAN937x T1 PHYs
      - Davicom DM9051 SPI NIC driver
      - Realtek RTL8367S, RTL8367RB-VB switch and MDIO
      - Microchip ksz8563 switches
      - Netronome NFP3800 SmartNICs
      - Fungible SmartNICs
      - MediaTek MT8195 switches

   - WiFi:
      - mt76: MediaTek mt7916
      - mt76: MediaTek mt7921u USB adapters
      - brcmfmac: Broadcom BCM43454/6

   - Mobile:
      - iosm: Intel M.2 7360 WWAN card

  Drivers
  -------

   - Convert many drivers to the new phylink API built for split PCS
     designs but also simplifying other cases.

   - Intel Ethernet NICs:
      - add TTY for GNSS module for E810T device
      - improve AF_XDP performance
      - GTP-C and GTP-U filter offload
      - QinQ VLAN support

   - Mellanox Ethernet NICs (mlx5):
      - support xdp->data_meta
      - multi-buffer XDP
      - offload tc push_eth and pop_eth actions

   - Netronome Ethernet NICs (nfp):
      - flow-independent tc action hardware offload (police / meter)
      - AF_XDP

   - Other Ethernet NICs:
      - at803x: fiber and SFP support
      - xgmac: mdio: preamble suppression and custom MDC frequencies
      - r8169: enable ASPM L1.2 if system vendor flags it as safe
      - macb/gem: ZynqMP SGMII
      - hns3: add TX push mode
      - dpaa2-eth: software TSO
      - lan743x: multi-queue, mdio, SGMII, PTP
      - axienet: NAPI and GRO support

   - Mellanox Ethernet switches (mlxsw):
      - source and dest IP address rewrites
      - RJ45 ports

   - Marvell Ethernet switches (prestera):
      - basic routing offload
      - multi-chain TC ACL offload

   - NXP embedded Ethernet switches (ocelot & felix):
      - PTP over UDP with the ocelot-8021q DSA tagging protocol
      - basic QoS classification on Felix DSA switch using dcbnl
      - port mirroring for ocelot switches

   - Microchip high-speed industrial Ethernet (sparx5):
      - offloading of bridge port flooding flags
      - PTP Hardware Clock

   - Other embedded switches:
      - lan966x: PTP Hardward Clock
      - qca8k: mdio read/write operations via crafted Ethernet packets

   - Qualcomm 802.11ax WiFi (ath11k):
      - add LDPC FEC type and 802.11ax High Efficiency data in radiotap
      - enable RX PPDU stats in monitor co-exist mode

   - Intel WiFi (iwlwifi):
      - UHB TAS enablement via BIOS
      - band disablement via BIOS
      - channel switch offload
      - 32 Rx AMPDU sessions in newer devices

   - MediaTek WiFi (mt76):
      - background radar detection
      - thermal management improvements on mt7915
      - SAR support for more mt76 platforms
      - MBSSID and 6 GHz band on mt7915

   - RealTek WiFi:
      - rtw89: AP mode
      - rtw89: 160 MHz channels and 6 GHz band
      - rtw89: hardware scan

   - Bluetooth:
      - mt7921s: wake on Bluetooth, SCO over I2S, wide-band-speed (WBS)

   - Microchip CAN (mcp251xfd):
      - multiple RX-FIFOs and runtime configurable RX/TX rings
      - internal PLL, runtime PM handling simplification
      - improve chip detection and error handling after wakeup"

* tag 'net-next-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2521 commits)
  llc: fix netdevice reference leaks in llc_ui_bind()
  drivers: ethernet: cpsw: fix panic when interrupt coaleceing is set via ethtool
  ice: don't allow to run ice_send_event_to_aux() in atomic ctx
  ice: fix 'scheduling while atomic' on aux critical err interrupt
  net/sched: fix incorrect vlan_push_eth dest field
  net: bridge: mst: Restrict info size queries to bridge ports
  net: marvell: prestera: add missing destroy_workqueue() in prestera_module_init()
  drivers: net: xgene: Fix regression in CRC stripping
  net: geneve: add missing netlink policy and size for IFLA_GENEVE_INNER_PROTO_INHERIT
  net: dsa: fix missing host-filtered multicast addresses
  net/mlx5e: Fix build warning, detected write beyond size of field
  iwlwifi: mvm: Don't fail if PPAG isn't supported
  selftests/bpf: Fix kprobe_multi test.
  Revert "rethook: x86: Add rethook x86 implementation"
  Revert "arm64: rethook: Add arm64 rethook implementation"
  Revert "powerpc: Add rethook support"
  Revert "ARM: rethook: Add rethook arm implementation"
  netdevice: add missing dm_private kdoc
  net: bridge: mst: prevent NULL deref in br_mst_info_size()
  selftests: forwarding: Use same VRF for port and VLAN upper
  ...
2022-03-24 13:13:26 -07:00
Shameer Kolothum
fae74feacd hisi_acc_qm: Move VF PCI device IDs to common header
Move the PCI Device IDs of HiSilicon ACC VF devices to a common header
and also use a uniform naming convention.

This will be useful when we introduce the vfio PCI HiSilicon ACC live
migration driver in subsequent patches.

Cc: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Zhou Wang <wangzhou1@hisilicon.com>
Acked-by: Longfang Liu <liulongfang@huawei.com>
Acked-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>	# pci_ids.h
Link: https://lore.kernel.org/r/20220308184902.2242-4-shameerali.kolothum.thodi@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2022-03-15 11:34:08 -06:00
Dirk van der Merwe
d3826a9522 nfp: add support for NFP3800/NFP3803 PCIe devices
Enable binding the nfp driver to NFP3800 and NFP3803 devices.
The PCIE_SRAM offset is different for the NFP3800 device, which also
only supports a single explicit group.

Changes to Dirk's work:
* 48-bit dma addressing is not ready yet. Keep 40-bit dma addressing
for NFP3800.

Signed-off-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Fei Qin <fei.qin@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-03-11 23:10:22 -08:00
Dimitris Michailidis
e8eb9e3299 PCI: Add Fungible Vendor ID to pci_ids.h
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-pci@vger.kernel.org
Signed-off-by: Dimitris Michailidis <dmichail@fungible.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-02-27 10:51:23 +00:00
Pali Rohár
904b10fb18 PCI: Add defines for normal and subtractive PCI bridges
Add these PCI class codes to pci_ids.h:

  PCI_CLASS_BRIDGE_PCI_NORMAL
  PCI_CLASS_BRIDGE_PCI_SUBTRACTIVE

Use these defines in all kernel code for describing PCI class codes for
normal and subtractive PCI bridges.

[bhelgaas: similar change in pci-mvebu.c]
Link: https://lore.kernel.org/r/20220214114109.26809-1-pali@kernel.org
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2022-02-17 15:29:35 -06:00
Linus Torvalds
d0a231f01e pci-v5.17-changes
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Merge tag 'pci-v5.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Use pci_find_vsec_capability() instead of open-coding it (Andy
     Shevchenko)
   - Convert pci_dev_present() stub from macro to static inline to avoid
     'unused variable' errors (Hans de Goede)
   - Convert sysfs slot attributes from default_attrs to default_groups
     (Greg Kroah-Hartman)
   - Use DWORD accesses for LTR, L1 SS to avoid BayHub OZ711LV2 erratum
     (Rajat Jain)
   - Remove unnecessary initialization of static variables (Longji Guo)

  Resource management:
   - Always write Intel I210 ROM BAR on update to work around device
     defect (Bjorn Helgaas)

  PCIe native device hotplug:
   - Fix pciehp lockdep errors on Thunderbolt undock (Hans de Goede)
   - Fix infinite loop in pciehp IRQ handler on power fault (Lukas
     Wunner)

  Power management:
   - Convert amd64-agp, sis-agp, via-agp from legacy PCI power
     management to generic power management (Vaibhav Gupta)

  IOMMU:
   - Add function 1 DMA alias quirk for Marvell 88SE9125 SATA controller
     so it can work with an IOMMU (Yifeng Li)

  Error handling:
   - Add PCI_ERROR_RESPONSE and related definitions for signaling and
     checking for transaction errors on PCI (Naveen Naidu)
   - Fabricate PCI_ERROR_RESPONSE data (~0) in config read wrappers,
     instead of in host controller drivers, when transactions fail on
     PCI (Naveen Naidu)
   - Use PCI_POSSIBLE_ERROR() to check for possible failure of config
     reads (Naveen Naidu)

  Peer-to-peer DMA:
   - Add Logan Gunthorpe as P2PDMA maintainer (Bjorn Helgaas)

  ASPM:
   - Calculate link L0s and L1 exit latencies when needed instead of
     caching them (Saheed O. Bolarinwa)
   - Calculate device L0s and L1 acceptable exit latencies when needed
     instead of caching them (Saheed O. Bolarinwa)
   - Remove struct aspm_latency since it's no longer needed (Saheed O.
     Bolarinwa)

  APM X-Gene PCIe controller driver:
   - Fix IB window setup, which was broken by the fact that IB resources
     are now sorted in address order instead of DT dma-ranges order (Rob
     Herring)

  Apple PCIe controller driver:
   - Enable clock gating to save power (Hector Martin)
   - Fix REFCLK1 enable/poll logic (Hector Martin)

  Broadcom STB PCIe controller driver:
   - Declare bitmap correctly for use by bitmap interfaces (Christophe
     JAILLET)
   - Clean up computation of legacy and non-legacy MSI bitmasks (Florian
     Fainelli)
   - Update suspend/resume/remove error handling to warn about errors
     and not fail the operation (Jim Quinlan)
   - Correct the "pcie" and "msi" interrupt descriptions in DT binding
     (Jim Quinlan)
   - Add DT bindings for endpoint voltage regulators (Jim Quinlan)
   - Split brcm_pcie_setup() into two functions (Jim Quinlan)
   - Add mechanism for turning on voltage regulators for connected
     devices (Jim Quinlan)
   - Turn voltage regulators for connected devices on/off when bus is
     added or removed (Jim Quinlan)
   - When suspending, don't turn off voltage regulators for wakeup
     devices (Jim Quinlan)

  Freescale i.MX6 PCIe controller driver:
   - Add i.MX8MM support (Richard Zhu)

  Freescale Layerscape PCIe controller driver:
   - Use DWC common ops instead of layerscape-specific link-up functions
     (Hou Zhiqiang)

  Intel VMD host bridge driver:
   - Honor platform ACPI _OSC feature negotiation for Root Ports below
     VMD (Kai-Heng Feng)
   - Add support for Raptor Lake SKUs (Karthik L Gopalakrishnan)
   - Reset everything below VMD before enumerating to work around
     failure to enumerate NVMe devices when guest OS reboots (Nirmal
     Patel)

  Bridge emulation (used by Marvell Aardvark and MVEBU):
   - Make emulated ROM BAR read-only by default (Pali Rohár)
   - Make some emulated legacy PCI bits read-only for PCIe devices (Pali
     Rohár)
   - Update reserved bits in emulated PCIe Capability (Pali Rohár)
   - Allow drivers to emulate different PCIe Capability versions (Pali
     Rohár)
   - Set emulated Capabilities List bit for all PCIe devices, since they
     must have at least a PCIe Capability (Pali Rohár)

  Marvell Aardvark PCIe controller driver:
   - Add bridge emulation definitions for PCIe DEVCAP2, DEVCTL2,
     DEVSTA2, LNKCAP2, LNKCTL2, LNKSTA2, SLTCAP2, SLTCTL2, SLTSTA2 (Pali
     Rohár)
   - Add aardvark support for DEVCAP2, DEVCTL2, LNKCAP2 and LNKCTL2
     registers (Pali Rohár)
   - Clear all MSIs at setup to avoid spurious interrupts (Pali Rohár)
   - Disable bus mastering when unbinding host controller driver (Pali
     Rohár)
   - Mask all interrupts when unbinding host controller driver (Pali
     Rohár)
   - Fix memory leak in host controller unbind (Pali Rohár)
   - Assert PERST# when unbinding host controller driver (Pali Rohár)
   - Disable link training when unbinding host controller driver (Pali
     Rohár)
   - Disable common PHY when unbinding host controller driver (Pali
     Rohár)
   - Fix resource type checking to check only IORESOURCE_MEM, not
     IORESOURCE_MEM_64, which is a flavor of IORESOURCE_MEM (Pali Rohár)

  Marvell MVEBU PCIe controller driver:
   - Implement pci_remap_iospace() for ARM so mvebu can use
     devm_pci_remap_iospace() instead of the previous ARM-specific
     pci_ioremap_io() interface (Pali Rohár)
   - Use the standard pci_host_probe() instead of the device-specific
     mvebu_pci_host_probe() (Pali Rohár)
   - Replace all uses of ARM-specific pci_ioremap_io() with the ARM
     implementation of the standard pci_remap_iospace() interface and
     remove pci_ioremap_io() (Pali Rohár)
   - Skip initializing invalid Root Ports (Pali Rohár)
   - Check for errors from pci_bridge_emul_init() (Pali Rohár)
   - Ignore any bridges at non-zero function numbers (Pali Rohár)
   - Return ~0 data for invalid config read size (Pali Rohár)
   - Disallow mapping interrupts on emulated bridges (Pali Rohár)
   - Clear Root Port Memory & I/O Space Enable and Bus Master Enable at
     initialization (Pali Rohár)
   - Make type bits in Root Port I/O Base register read-only (Pali
     Rohár)
   - Disable Root Port windows when base/limit set to invalid values
     (Pali Rohár)
   - Set controller to Root Complex mode (Pali Rohár)
   - Set Root Port Class Code to PCI Bridge (Pali Rohár)
   - Update emulated Root Port secondary bus numbers to better reflect
     the actual topology (Pali Rohár)
   - Add PCI_BRIDGE_CTL_BUS_RESET support to emulated Root Ports so
     pci_reset_secondary_bus() can reset connected devices (Pali Rohár)
   - Add PCI_EXP_DEVCTL Error Reporting Enable support to emulated Root
     Ports (Pali Rohár)
   - Add PCI_EXP_RTSTA PME Status bit support to emulated Root Ports
     (Pali Rohár)
   - Add DEVCAP2, DEVCTL2 and LNKCTL2 support to emulated Root Ports on
     Armada XP and newer devices (Pali Rohár)
   - Export mvebu-mbus.c symbols to allow pci-mvebu.c to be a module
     (Pali Rohár)
   - Add support for compiling as a module (Pali Rohár)

  MediaTek PCIe controller driver:
   - Assert PERST# for 100ms to allow power and clock to stabilize
     (qizhong cheng)

  MediaTek PCIe Gen3 controller driver:
   - Disable Mediatek DVFSRC voltage request since lack of DVFSRC to
     respond to the request causes failure to exit L1 PM Substate
     (Jianjun Wang)

  MediaTek MT7621 PCIe controller driver:
   - Declare mt7621_pci_ops static (Sergio Paracuellos)
   - Give pcibios_root_bridge_prepare() access to host bridge windows
     (Sergio Paracuellos)
   - Move MIPS I/O coherency unit setup from driver to
     pcibios_root_bridge_prepare() (Sergio Paracuellos)
   - Add missing MODULE_LICENSE() (Sergio Paracuellos)
   - Allow COMPILE_TEST for all arches (Sergio Paracuellos)

  Microsoft Hyper-V host bridge driver:
   - Add hv-internal interfaces to encapsulate arch IRQ dependencies
     (Sunil Muthuswamy)
   - Add arm64 Hyper-V vPCI support (Sunil Muthuswamy)

  Qualcomm PCIe controller driver:
   - Undo PM setup in qcom_pcie_probe() error handling path (Christophe
     JAILLET)
   - Use __be16 type to store return value from cpu_to_be16()
     (Manivannan Sadhasivam)
   - Constify static dw_pcie_ep_ops (Rikard Falkeborn)

  Renesas R-Car PCIe controller driver:
   - Fix aarch32 abort handler so it doesn't check the wrong bus clock
     before accessing the host controller (Marek Vasut)

  TI Keystone PCIe controller driver:
   - Add register offset for ti,syscon-pcie-id and ti,syscon-pcie-mode
     DT properties (Kishon Vijay Abraham I)

  MicroSemi Switchtec management driver:
   - Add Gen4 automotive device IDs (Kelvin Cao)
   - Declare state_names[] as static so it's not allocated and
     initialized for every call (Kelvin Cao)

  Host controller driver cleanups:
   - Use of_device_get_match_data(), not of_match_device(), when we only
     need the device data in altera, artpec6, cadence, designware-plat,
     dra7xx, keystone, kirin (Fan Fei)
   - Drop pointless of_device_get_match_data() cast in j721e (Bjorn
     Helgaas)
   - Drop redundant struct device * from j721e since struct cdns_pcie
     already has one (Bjorn Helgaas)
   - Rename driver structs to *_pcie in intel-gw, iproc, ls-gen4,
     mediatek-gen3, microchip, mt7621, rcar-gen2, tegra194, uniphier,
     xgene, xilinx, xilinx-cpm for consistency across drivers (Fan Fei)
   - Fix invalid address space conversions in hisi, spear13xx (Bjorn
     Helgaas)

  Miscellaneous:
   - Sort Intel Device IDs by value (Andy Shevchenko)
   - Change Capability offsets to hex to match spec (Baruch Siach)
   - Correct misspellings (Krzysztof Wilczyński)
   - Terminate statement with semicolon in pci_endpoint_test.c (Ming
     Wang)"

* tag 'pci-v5.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (151 commits)
  PCI: mt7621: Allow COMPILE_TEST for all arches
  PCI: mt7621: Add missing MODULE_LICENSE()
  PCI: mt7621: Move MIPS setup to pcibios_root_bridge_prepare()
  PCI: Let pcibios_root_bridge_prepare() access bridge->windows
  PCI: mt7621: Declare mt7621_pci_ops static
  PCI: brcmstb: Do not turn off WOL regulators on suspend
  PCI: brcmstb: Add control of subdevice voltage regulators
  PCI: brcmstb: Add mechanism to turn on subdev regulators
  PCI: brcmstb: Split brcm_pcie_setup() into two funcs
  dt-bindings: PCI: Add bindings for Brcmstb EP voltage regulators
  dt-bindings: PCI: Correct brcmstb interrupts, interrupt-map.
  PCI: brcmstb: Fix function return value handling
  PCI: brcmstb: Do not use __GENMASK
  PCI: brcmstb: Declare 'used' as bitmap, not unsigned long
  PCI: hv: Add arm64 Hyper-V vPCI support
  PCI: hv: Make the code arch neutral by adding arch specific interfaces
  PCI: pciehp: Use down_read/write_nested(reset_lock) to fix lockdep errors
  x86/PCI: Remove initialization of static variables to false
  PCI: Use DWORD accesses for LTR, L1 SS to avoid erratum
  misc: pci_endpoint_test: Terminate statement with semicolon
  ...
2022-01-16 08:08:11 +02:00
Linus Torvalds
342465f533 TTY/Serial driver updates for 5.17-rc1
Here is the big set of tty/serial driver updates for 5.17-rc1.
 
 Nothing major in here, just lots of good updates and fixes, including:
 	- more tty core cleanups from Jiri as well as mxser driver
 	  cleanups.  This is the majority of the core diffstat
 	- tty documentation updates from Jiri
 	- platform_get_irq() updates
 	- various serial driver updates for new features and hardware
 	- fifo usage for 8250 console, reducing cpu load a lot
 	- LED fix for keyboards, long-time bugfix that went through many
 	  revisions
 	- minor cleanups
 
 All have been in linux-next for a while with no reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial driver updates from Greg KH:
 "Here is the big set of tty/serial driver updates for 5.17-rc1.

  Nothing major in here, just lots of good updates and fixes, including:

   - more tty core cleanups from Jiri as well as mxser driver cleanups.
     This is the majority of the core diffstat

   - tty documentation updates from Jiri

   - platform_get_irq() updates

   - various serial driver updates for new features and hardware

   - fifo usage for 8250 console, reducing cpu load a lot

   - LED fix for keyboards, long-time bugfix that went through many
     revisions

   - minor cleanups

  All have been in linux-next for a while with no reported problems"

* tag 'tty-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (119 commits)
  serial: core: Keep mctrl register state and cached copy in sync
  serial: stm32: correct loop for dma error handling
  serial: stm32: fix flow control transfer in DMA mode
  serial: stm32: rework TX DMA state condition
  serial: stm32: move tx dma terminate DMA to shutdown
  serial: pl011: Drop redundant DTR/RTS preservation on close/open
  serial: pl011: Drop CR register reset on set_termios
  serial: pl010: Drop CR register reset on set_termios
  serial: liteuart: fix MODULE_ALIAS
  serial: 8250_bcm7271: Fix return error code in case of dma_alloc_coherent() failure
  Revert "serdev: BREAK/FRAME/PARITY/OVERRUN notification prototype V2"
  tty: goldfish: Use platform_get_irq() to get the interrupt
  serdev: BREAK/FRAME/PARITY/OVERRUN notification prototype V2
  tty: serial: meson: Drop the legacy compatible strings and clock code
  serial: pmac_zilog: Use platform_get_irq() to get the interrupt
  serial: bcm63xx: Use platform_get_irq() to get the interrupt
  serial: ar933x: Use platform_get_irq() to get the interrupt
  serial: vt8500: Use platform_get_irq() to get the interrupt
  serial: altera_jtaguart: Use platform_get_irq_optional() to get the interrupt
  serial: pxa: Use platform_get_irq() to get the interrupt
  ...
2022-01-12 11:21:52 -08:00
Yazen Ghannam
4fb0abfee4 x86/amd_nb: Add AMD Family 19h Models (10h-1Fh) and (A0h-AFh) PCI IDs
Add the new PCI Device IDs to support new generation of AMD 19h family of
processors.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Babu Moger <babu.moger@amd.com>
Acked-by: Krzysztof Wilczyński <kw@linux.com>
Acked-by: Borislav Petkov <bp@suse.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>  # pci_ids.h
Link: https://lore.kernel.org/r/163640828133.955062.18349019796157170473.stgit@bmoger-ubuntu
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-12-26 15:02:04 -08:00
Andy Shevchenko
4121485d27 PCI: Sort Intel Device IDs by value
Sort Intel Device IDs by value.

[bhelgaas: lower-case Intel section since we're touching it anyway]
Link: https://lore.kernel.org/r/20211209195231.2785-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Krzysztof Wilczyński <kw@linux.com>
2021-12-11 11:31:58 -06:00
Jiri Slaby
4167bd25ec mxser: move ids from pci_ids.h here
There is no point having MOXA PCI device IDs in include/linux/pci_ids.h.
Move them to the driver and sort them all by the ID.

Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-pci@vger.kernel.org
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20211118073125.12283-19-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-11-25 18:33:22 +01:00
Linus Torvalds
ac08b1c68d pci-v5.15-changes
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Merge tag 'pci-v5.15-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration:
   - Convert controller drivers to generic_handle_domain_irq() (Marc
     Zyngier)
   - Simplify VPD (Vital Product Data) access and search (Heiner
     Kallweit)
   - Update bnx2, bnx2x, bnxt, cxgb4, cxlflash, sfc, tg3 drivers to use
     simplified VPD interfaces (Heiner Kallweit)
   - Run Max Payload Size quirks before configuring MPS; work around
     ASMedia ASM1062 SATA MPS issue (Marek Behún)

  Resource management:
   - Refactor pci_ioremap_bar() and pci_ioremap_wc_bar() (Krzysztof
     Wilczyński)
   - Optimize pci_resource_len() to reduce kernel size (Zhen Lei)

  PCI device hotplug:
   - Fix a double unmap in ibmphp (Vishal Aslot)

  PCIe port driver:
   - Enable Bandwidth Notification only if port supports it (Stuart
     Hayes)

  Sysfs/proc/syscalls:
   - Add schedule point in proc_bus_pci_read() (Krzysztof Wilczyński)
   - Return ~0 data on pciconfig_read() CAP_SYS_ADMIN failure (Krzysztof
     Wilczyński)
   - Return "int" from pciconfig_read() syscall (Krzysztof Wilczyński)

  Virtualization:
   - Extend "pci=noats" to also turn on Translation Blocking to protect
     against some DMA attacks (Alex Williamson)
   - Add sysfs mechanism to control the type of reset used between
     device assignments to VMs (Amey Narkhede)
   - Add support for ACPI _RST reset method (Shanker Donthineni)
   - Add ACS quirks for Cavium multi-function devices (George Cherian)
   - Add ACS quirks for NXP LX2xx0 and LX2xx2 platforms (Wasim Khan)
   - Allow HiSilicon AMBA devices that appear as fake PCI devices to use
     PASID and SVA (Zhangfei Gao)

  Endpoint framework:
   - Add support for SR-IOV Endpoint devices (Kishon Vijay Abraham I)
   - Zero-initialize endpoint test tool parameters so we don't use
     random parameters (Shunyong Yang)

  APM X-Gene PCIe controller driver:
   - Remove redundant dev_err() call in xgene_msi_probe() (ErKun Yang)

  Broadcom iProc PCIe controller driver:
   - Don't fail devm_pci_alloc_host_bridge() on missing 'ranges' because
     it's optional on BCMA devices (Rob Herring)
   - Fix BCMA probe resource handling (Rob Herring)

  Cadence PCIe driver:
   - Work around J7200 Link training electrical issue by increasing
     delays in LTSSM (Nadeem Athani)

  Intel IXP4xx PCI controller driver:
   - Depend on ARCH_IXP4XX to avoid useless config questions (Geert
     Uytterhoeven)

  Intel Keembay PCIe controller driver:
   - Add Intel Keem Bay PCIe controller (Srikanth Thokala)

  Marvell Aardvark PCIe controller driver:
   - Work around config space completion handling issues (Evan Wang)
   - Increase timeout for config access completions (Pali Rohár)
   - Emulate CRS Software Visibility bit (Pali Rohár)
   - Configure resources from DT 'ranges' property to fix I/O space
     access (Pali Rohár)
   - Serialize INTx mask/unmask (Pali Rohár)

  MediaTek PCIe controller driver:
   - Add MT7629 support in DT (Chuanjia Liu)
   - Fix an MSI issue (Chuanjia Liu)
   - Get syscon regmap ("mediatek,generic-pciecfg"), IRQ number
     ("pci_irq"), PCI domain ("linux,pci-domain") from DT properties if
     present (Chuanjia Liu)

  Microsoft Hyper-V host bridge driver:
   - Add ARM64 support (Boqun Feng)
   - Support "Create Interrupt v3" message (Sunil Muthuswamy)

  NVIDIA Tegra PCIe controller driver:
   - Use seq_puts(), move err_msg from stack to static, fix OF node leak
     (Christophe JAILLET)

  NVIDIA Tegra194 PCIe driver:
   - Disable suspend when in Endpoint mode (Om Prakash Singh)
   - Fix MSI-X address programming error (Om Prakash Singh)
   - Disable interrupts during suspend to avoid spurious AER link down
     (Om Prakash Singh)

  Renesas R-Car PCIe controller driver:
   - Work around hardware issue that prevents Link L1->L0 transition
     (Marek Vasut)
   - Fix runtime PM refcount leak (Dinghao Liu)

  Rockchip DesignWare PCIe controller driver:
   - Add Rockchip RK356X host controller driver (Simon Xue)

  TI J721E PCIe driver:
   - Add support for J7200 and AM64 (Kishon Vijay Abraham I)

  Toshiba Visconti PCIe controller driver:
   - Add Toshiba Visconti PCIe host controller driver (Nobuhiro
     Iwamatsu)

  Xilinx NWL PCIe controller driver:
   - Enable PCIe reference clock via CCF (Hyun Kwon)

  Miscellaneous:
   - Convert sta2x11 from 'pci_' to 'dma_' API (Christophe JAILLET)
   - Fix pci_dev_str_match_path() alloc while atomic bug (used for
     kernel parameters that specify devices) (Dan Carpenter)
   - Remove pointless Precision Time Management warning when PTM is
     present but not enabled (Jakub Kicinski)
   - Remove surplus "break" statements (Krzysztof Wilczyński)"

* tag 'pci-v5.15-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (132 commits)
  PCI: ibmphp: Fix double unmap of io_mem
  x86/PCI: sta2x11: switch from 'pci_' to 'dma_' API
  PCI/VPD: Use unaligned access helpers
  PCI/VPD: Clean up public VPD defines and inline functions
  cxgb4: Use pci_vpd_find_id_string() to find VPD ID string
  PCI/VPD: Add pci_vpd_find_id_string()
  PCI/VPD: Include post-processing in pci_vpd_find_tag()
  PCI/VPD: Stop exporting pci_vpd_find_info_keyword()
  PCI/VPD: Stop exporting pci_vpd_find_tag()
  PCI: Set dma-can-stall for HiSilicon chips
  PCI: rockchip-dwc: Add Rockchip RK356X host controller driver
  PCI: dwc: Remove surplus break statement after return
  PCI: artpec6: Remove local code block from switch statement
  PCI: artpec6: Remove surplus break statement after return
  MAINTAINERS: Add entries for Toshiba Visconti PCIe controller
  PCI: visconti: Add Toshiba Visconti PCIe host controller driver
  PCI/portdrv: Enable Bandwidth Notification only if port supports it
  PCI: Allow PASID on fake PCIe devices without TLP prefixes
  PCI: mediatek: Use PCI domain to handle ports detection
  PCI: mediatek: Add new method to get irq number
  ...
2021-09-07 19:13:42 -07:00
Linus Torvalds
e7c1bbcf0c hwmon updates for v5.15
New drivers for:
 - Aquacomputer D5 Next
 - SB-RMI power module
 
 Added chip support t oexisting drivers:
 - Support for various Zen2 and Zen3 APUs and for Yellow Carp
   (SMU v13) added to k10temp driver
 - Support for Silicom n5010 PAC added to intel-m10-bmc driver
 - Support for BPD-RS600 added to pmbus/bpa-rs600 driver
 
 Other notable changes:
 - In k10temp, do not display Tdie on Zen CPUs if there is no
   difference between Tdie and Tctl
 - Converted adt7470 and dell-smm drivers to use
   devm_hwmon_device_register_with_info API
 - Support for temperature/pwm tables added to axi-fan-control
   driver
 - Enabled fan control for Dell Precision 7510 in dell-smm driver
 
 Various other minor improvements and fixes in several drivers.
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Merge tag 'hwmon-for-v5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:
 "New drivers for:

   - Aquacomputer D5 Next

   - SB-RMI power module

  Added chip support to existing drivers:

   - Support for various Zen2 and Zen3 APUs and for Yellow Carp (SMU
     v13) added to k10temp driver

   - Support for Silicom n5010 PAC added to intel-m10-bmc driver

   - Support for BPD-RS600 added to pmbus/bpa-rs600 driver

  Other notable changes:

   - In k10temp, do not display Tdie on Zen CPUs if there is no
     difference between Tdie and Tctl

   - Converted adt7470 and dell-smm drivers to use
     devm_hwmon_device_register_with_info API

   - Support for temperature/pwm tables added to axi-fan-control driver

   - Enabled fan control for Dell Precision 7510 in dell-smm driver

  Various other minor improvements and fixes in several drivers"

* tag 'hwmon-for-v5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (41 commits)
  hwmon: add driver for Aquacomputer D5 Next
  hwmon: (adt7470) Convert to devm_hwmon_device_register_with_info API
  hwmon: (adt7470) Convert to use regmap
  hwmon: (adt7470) Fix some style issues
  hwmon: (k10temp) Add support for yellow carp
  hwmon: (k10temp) Rework the temperature offset calculation
  hwmon: (k10temp) Don't show Tdie for all Zen/Zen2/Zen3 CPU/APU
  hwmon: (k10temp) Add additional missing Zen2 and Zen3 APUs
  hwmon: remove amd_energy driver in Makefile
  hwmon: (dell-smm) Rework SMM function debugging
  hwmon: (dell-smm) Mark i8k_get_fan_nominal_speed as __init
  hwmon: (dell-smm) Mark tables as __initconst
  hwmon: (pmbus/bpa-rs600) Add workaround for incorrect Pin max
  hwmon: (pmbus/bpa-rs600) Don't use rated limits as warn limits
  hwmon: (axi-fan-control) Support temperature vs pwm points
  hwmon: (axi-fan-control) Handle irqs in natural order
  hwmon: (axi-fan-control) Make sure the clock is enabled
  hwmon: (pmbus/ibm-cffps) Fix write bits for LED control
  hwmon: (w83781d) Match on device tree compatibles
  dt-bindings: hwmon: Add bindings for Winbond W83781D
  ...
2021-08-31 14:37:41 -07:00
Mario Limonciello
25572c818d hwmon: (k10temp) Add support for yellow carp
Yellow carp matches same behavior as green sardine and other Zen3
products, but have different CCD offsets.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20210827201527.24454-3-mario.limonciello@amd.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-08-27 13:54:58 -07:00
Maciej W. Rozycki
0e8c6f56fa x86/PCI: Add support for the Intel 82426EX PIRQ router
The Intel 82426EX ISA Bridge (IB), a part of the Intel 82420EX PCIset, 
implements PCI interrupt steering with a PIRQ router in the form of two 
PIRQ Route Control registers, available in the PCI configuration space 
at locations 0x66 and 0x67 for the PIRQ0# and PIRQ1# lines respectively.

The semantics is the same as with the PIIX router, however it is not
clear if BIOSes use register indices or line numbers as the cookie to
identify PCI interrupts in their routing tables and therefore support
either scheme.

The IB is directly attached to the Intel 82425EX PCI System Controller 
(PSC) component of the chipset via a dedicated PSC/IB Link interface 
rather than the host bus or PCI.  Therefore it does not itself appear in 
the PCI configuration space even though it responds to configuration 
cycles addressing registers it implements.  Use 82425EX's identification 
then for determining the presence of the IB.

References:

[1] "82420EX PCIset Data Sheet, 82425EX PCI System Controller (PSC) and 
    82426EX ISA Bridge (IB)", Intel Corporation, Order Number: 
    290488-004, December 1995, Section 3.3.18 "PIRQ1RC/PIRQ0RC--PIRQ 
    Route Control Registers", p. 61

Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/alpine.DEB.2.21.2107200213490.9461@angie.orcam.me.uk
2021-08-10 23:31:43 +02:00
Maciej W. Rozycki
1ce849c755 x86/PCI: Add support for the ALi M1487 (IBC) PIRQ router
The ALi M1487 ISA Bus Controller (IBC), a part of the ALi FinALi 486 
chipset, implements PCI interrupt steering with a PIRQ router[1] in the 
form of four 4-bit mappings, spread across two PCI INTx Routing Table 
Mapping Registers, available in the port I/O space accessible indirectly 
via the index/data register pair at 0x22/0x23, located at indices 0x42 
and 0x43 for the INT1/INT2 and INT3/INT4 lines respectively.

Additionally there is a separate PCI INTx Sensitivity Register at index 
0x44 in the same port I/O space, whose bits 3:0 select the trigger mode 
for INT[4:1] lines respectively[2].  Manufacturer's documentation says 
that this register has to be set consistently with the relevant ELCR 
register[3].  Add a router-specific hook then and use it to handle this 
register.

Accesses to the port I/O space concerned here need to be unlocked by 
writing the value of 0xc5 to the Lock Register at index 0x03 
beforehand[4].  Do so then and then lock access after use for safety.

The IBC is implemented as a peer bridge on the host bus rather than a 
southbridge on PCI and therefore it does not itself appear in the PCI 
configuration space.  It is complemented by the M1489 Cache-Memory PCI 
Controller (CMP) host-to-PCI bridge, so use that device's identification 
for determining the presence of the IBC.

References:

[1] "M1489/M1487: 486 PCI Chip Set", Version 1.2, Acer Laboratories 
    Inc., July 1997, Section 4: "Configuration Registers", pp. 76-77

[2] same, p. 77

[3] same, Section 5: "M1489/M1487 Software Programming Guide", pp. 
    99-100

[4] same, Section 4: "Configuration Registers", p. 37

Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/alpine.DEB.2.21.2107191702020.9461@angie.orcam.me.uk
2021-08-10 23:31:43 +02:00
Wasim Khan
d08c8b8551 PCI: Add ACS quirks for NXP LX2xx0 and LX2xx2 platforms
Root Ports in NXP LX2xx0 and LX2xx2, where each Root Port is a Root Complex
with unique segment numbers, do provide isolation features to disable peer
transactions and validate bus numbers in requests, but do not provide an
actual PCIe ACS capability.

Add ACS quirks for NXP LX2xx0 A/C/E/N and LX2xx2 A/C/E/N platforms.

  LX2xx0A : without security features + CAN-FD
    LX2160A (0x8d81) - 16 cores
    LX2120A (0x8da1) - 12 cores
    LX2080A (0x8d83) -  8 cores

  LX2xx0C : security features + CAN-FD
    LX2160C (0x8d80) - 16 cores
    LX2120C (0x8da0) - 12 cores
    LX2080C (0x8d82) -  8 cores

  LX2xx0E : security features + CAN
    LX2160E (0x8d90) - 16 cores
    LX2120E (0x8db0) - 12 cores
    LX2080E (0x8d92) -  8 cores

  LX2xx0N : without security features + CAN
    LX2160N (0x8d91) - 16 cores
    LX2120N (0x8db1) - 12 cores
    LX2080N (0x8d93) -  8 cores

  LX2xx2A : without security features + CAN-FD
    LX2162A (0x8d89) - 16 cores
    LX2122A (0x8da9) - 12 cores
    LX2082A (0x8d8b) -  8 cores

  LX2xx2C : security features + CAN-FD
    LX2162C (0x8d88) - 16 cores
    LX2122C (0x8da8) - 12 cores
    LX2082C (0x8d8a) -  8 cores

  LX2xx2E : security features + CAN
    LX2162E (0x8d98) - 16 cores
    LX2122E (0x8db8) - 12 cores
    LX2082E (0x8d9a) -  8 cores

  LX2xx2N : without security features + CAN
    LX2162N (0x8d99) - 16 cores
    LX2122N (0x8db9) - 12 cores
    LX2082N (0x8d9b) -  8 cores

[bhelgaas: put PCI_VENDOR_ID_NXP definition next to PCI_VENDOR_ID_FREESCALE
as a clue that they share the same Device ID namespace]
Link: https://lore.kernel.org/r/20210729121747.1823086-1-wasim.khan@oss.nxp.com
Link: https://lore.kernel.org/r/20210803180021.3252886-1-wasim.khan@oss.nxp.com
Signed-off-by: Wasim Khan <wasim.khan@nxp.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2021-08-03 18:39:00 -05:00
Linus Torvalds
2594b713c1 - New AMD models support
- Allow MONITOR/MWAIT to be used for C1 state entry on Hygon too
 
 - Use the special RAPL CPUID bit to detect the functionality on AMD and
   Hygon instead of doing family matching.
 
 - Add support for new Intel microcode deprecating TSX on some models and
 do not enable kernel workarounds for those CPUs when TSX transactions
 always abort, as a result of that microcode update.
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Merge tag 'x86_cpu_for_v5.14_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cpu updates from Borislav Petkov:

 - New AMD models support

 - Allow MONITOR/MWAIT to be used for C1 state entry on Hygon too

 - Use the special RAPL CPUID bit to detect the functionality on AMD and
   Hygon instead of doing family matching.

 - Add support for new Intel microcode deprecating TSX on some models
   and do not enable kernel workarounds for those CPUs when TSX
   transactions always abort, as a result of that microcode update.

* tag 'x86_cpu_for_v5.14_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/tsx: Clear CPUID bits when TSX always force aborts
  x86/events/intel: Do not deploy TSX force abort workaround when TSX is deprecated
  x86/msr: Define new bits in TSX_FORCE_ABORT MSR
  perf/x86/rapl: Use CPUID bit on AMD and Hygon parts
  x86/cstate: Allow ACPI C1 FFH MWAIT use on Hygon systems
  x86/amd_nb: Add AMD family 19h model 50h PCI ids
  x86/cpu: Fix core name for Sapphire Rapids
2021-06-28 11:22:40 -07:00
Charles Rose
9c54cd10e4 ahci: Add support for Dell S140 and later controllers
This patch enables support for Dell S140 and later controllers
that use Intel's PCHs configured as PCI_CLASS_STORAGE_RAID.

Reviewed-by: Mika Westerberg <mika.westerberg@intel.com>
Signed-off-by: Charles Rose <charles.rose@dell.com>
Link: https://lore.kernel.org/r/20210615190801.1744466-1-charles.rose@dell.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-15 15:43:58 -06:00
David Bartley
2ade8fc650 x86/amd_nb: Add AMD family 19h model 50h PCI ids
This is required to support Zen3 APUs in k10temp.

Signed-off-by: David Bartley <andareed@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Wei Huang <wei.huang2@amd.com>
Link: https://lkml.kernel.org/r/20210520174130.94954-1-andareed@gmail.com
2021-05-21 12:01:38 +02:00
Jiri Slaby
3b00b6af7a tty: rocket, remove the driver
While the driver is still marked as maintained in MAINTAINERS, Comtrol
does not really care about this ancient driver. They are still
manufacturing serial devices, but those are controlled only by
out-of-tree drivers.

Comtrol didn't answer my pings, so this driver is apparently
unmaintained.  Aside from that, the driver was untouched for years, only
whole-tree changes happened during the past years. The driver needs much
more care, so drop it for now. If someone steps up to reintroduce it,
they need to clean it up first.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-7-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-03-10 09:34:06 +01:00
Jiri Slaby
f76edd8f7c tty: cyclades, remove this orphan
The Cyclades driver was orphaned by commit d459883e6c (MAINTAINERS:
remove two dead e-mail) 13 years ago. Noone stepped up to take care of
them and to fix all the issues the driver has.

On the top of that, there is no way to obtain the firmware for Z cards
from the vendor as cyclades.com ceased to exist.

So it's time to drop the driver with all its traces.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-5-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-03-10 09:34:06 +01:00
Jiri Slaby
00025161b2 PCI: remove synclink entries from pci_ids
The drivers were removed in a1f714b44e (tty: Remove redundant synclink
driver) and 3d608a591b (tty: Remove redundant synclinkmp driver).

So remove also the PCI ID entries.

Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-pci@vger.kernel.org
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-3-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-03-10 09:34:06 +01:00
Linus Torvalds
5b47b10e8f pci-v5.12-changes
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Merge tag 'pci-v5.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration:
   - Remove unnecessary locking around _OSC (Bjorn Helgaas)
   - Clarify message about _OSC failure (Bjorn Helgaas)
   - Remove notification of PCIe bandwidth changes (Bjorn Helgaas)
   - Tidy checking of syscall user config accessors (Heiner Kallweit)

  Resource management:
   - Decline to resize resources if boot config must be preserved (Ard
     Biesheuvel)
   - Fix pci_register_io_range() memory leak (Geert Uytterhoeven)

  Error handling (Keith Busch):
   - Clear error status from the correct device
   - Retain error recovery status so drivers can use it after reset
   - Log the type of Port (Root or Switch Downstream) that we reset
   - Always request a reset for Downstream Ports in frozen state

  Endpoint framework and NTB (Kishon Vijay Abraham I):
   - Make *_get_first_free_bar() take into account 64 bit BAR
   - Add helper API to get the 'next' unreserved BAR
   - Make *_free_bar() return error codes on failure
   - Remove unused pci_epf_match_device()
   - Add support to associate secondary EPC with EPF
   - Add support in configfs to associate two EPCs with EPF
   - Add pci_epc_ops to map MSI IRQ
   - Add pci_epf_ops to expose function-specific attrs
   - Allow user to create sub-directory of 'EPF Device' directory
   - Implement ->msi_map_irq() ops for cadence
   - Configure LM_EP_FUNC_CFG based on epc->function_num_map for cadence
   - Add EP function driver to provide NTB functionality
   - Add support for EPF PCI Non-Transparent Bridge
   - Add specification for PCI NTB function device
   - Add PCI endpoint NTB function user guide
   - Add configfs binding documentation for pci-ntb endpoint function

  Broadcom STB PCIe controller driver:
   - Add support for BCM4908 and external PERST# signal controller
     (Rafał Miłecki)

  Cadence PCIe controller driver:
   - Retrain Link to work around Gen2 training defect (Nadeem Athani)
   - Fix merge botch in cdns_pcie_host_map_dma_ranges() (Krzysztof
     Wilczyński)

  Freescale Layerscape PCIe controller driver:
   - Add LX2160A rev2 EP mode support (Hou Zhiqiang)
   - Convert to builtin_platform_driver() (Michael Walle)

  MediaTek PCIe controller driver:
   - Fix OF node reference leak (Krzysztof Wilczyński)

  Microchip PolarFlare PCIe controller driver:
   - Add Microchip PolarFire PCIe controller driver (Daire McNamara)

  Qualcomm PCIe controller driver:
   - Use PHY_REFCLK_USE_PAD only for ipq8064 (Ansuel Smith)
   - Add support for ddrss_sf_tbu clock for sm8250 (Dmitry Baryshkov)

  Renesas R-Car PCIe controller driver:
   - Drop PCIE_RCAR config option (Lad Prabhakar)
   - Always allocate MSI addresses in 32bit space (Marek Vasut)

  Rockchip PCIe controller driver:
   - Add FriendlyARM NanoPi M4B DT binding (Chen-Yu Tsai)
   - Make 'ep-gpios' DT property optional (Chen-Yu Tsai)

  Synopsys DesignWare PCIe controller driver:
   - Work around ECRC configuration hardware defect (Vidya Sagar)
   - Drop support for config space in DT 'ranges' (Rob Herring)
   - Change size to u64 for EP outbound iATU (Shradha Todi)
   - Add upper limit address for outbound iATU (Shradha Todi)
   - Make dw_pcie ops optional (Jisheng Zhang)
   - Remove unnecessary dw_pcie_ops from al driver (Jisheng Zhang)

  Xilinx Versal CPM PCIe controller driver:
   - Fix OF node reference leak (Pan Bian)

  Miscellaneous:
   - Remove tango host controller driver (Arnd Bergmann)
   - Remove IRQ handler & data together (altera-msi, brcmstb, dwc)
     (Martin Kaiser)
   - Fix xgene-msi race in installing chained IRQ handler (Martin
     Kaiser)
   - Apply CONFIG_PCI_DEBUG to entire drivers/pci hierarchy (Junhao He)
   - Fix pci-bridge-emul array overruns (Russell King)
   - Remove obsolete uses of WARN_ON(in_interrupt()) (Sebastian Andrzej
     Siewior)"

* tag 'pci-v5.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (69 commits)
  PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064
  PCI: qcom: Add support for ddrss_sf_tbu clock
  dt-bindings: PCI: qcom: Document ddrss_sf_tbu clock for sm8250
  PCI: al: Remove useless dw_pcie_ops
  PCI: dwc: Don't assume the ops in dw_pcie always exist
  PCI: dwc: Add upper limit address for outbound iATU
  PCI: dwc: Change size to u64 for EP outbound iATU
  PCI: dwc: Drop support for config space in 'ranges'
  PCI: layerscape: Convert to builtin_platform_driver()
  PCI: layerscape: Add LX2160A rev2 EP mode support
  dt-bindings: PCI: layerscape: Add LX2160A rev2 compatible strings
  PCI: dwc: Work around ECRC configuration issue
  PCI/portdrv: Report reset for frozen channel
  PCI/AER: Specify the type of Port that was reset
  PCI/ERR: Retain status from error notification
  PCI/AER: Clear AER status from Root Port when resetting Downstream Port
  PCI/ERR: Clear status of the reporting device
  dt-bindings: arm: rockchip: Add FriendlyARM NanoPi M4B
  PCI: rockchip: Make 'ep-gpios' DT property optional
  Documentation: PCI: Add PCI endpoint NTB function user guide
  ...
2021-02-25 09:56:08 -08:00
Bjorn Helgaas
2ef38d7e2b Merge branch 'pci/ntb'
- Account for 64-bit BARs in pci_epc_get_first_free_bar() (Kishon Vijay
  Abraham I)

- Add pci_epc_get_next_free_bar() helper (Kishon Vijay Abraham I)

- Return error codes on failure of endpoint BAR interfaces (Kishon Vijay
  Abraham I)

- Remove unused pci_epf_match_device() (Kishon Vijay Abraham I)

- Add support for secondary endpoint controller to prepare for NTB endpoint
  functionality (Kishon Vijay Abraham I)

- Add configfs support for secondary endpoint controller (Kishon Vijay
  Abraham I)

- Add MSI address mapping ops for NTB doorbell support (Kishon Vijay
  Abraham I)

- Add ops for endpoint function-specific attributes (Kishon Vijay Abraham
  I)

- Allow configfs subdirectory for endpoint function configuration (Kishon
  Vijay Abraham I)

- Implement cadence MSI address mapping ops (Kishon Vijay Abraham I)

- Configure cadence LM_EP_FUNC_CFG based on epc->function_num_map (Kishon
  Vijay Abraham I)

- Add endpoint-side driver to provide NTB functionality (Kishon Vijay
  Abraham I)

- Add host-side driver for generic EPF NTB functionality (Kishon Vijay
  Abraham I)

- Document NTB endpoint functionality (Kishon Vijay Abraham I)

* pci/ntb:
  Documentation: PCI: Add PCI endpoint NTB function user guide
  Documentation: PCI: Add configfs binding documentation for pci-ntb endpoint function
  NTB: Add support for EPF PCI Non-Transparent Bridge
  PCI: Add TI J721E device to PCI IDs
  PCI: endpoint: Add EP function driver to provide NTB functionality
  PCI: cadence: Configure LM_EP_FUNC_CFG based on epc->function_num_map
  PCI: cadence: Implement ->msi_map_irq() ops
  PCI: endpoint: Allow user to create sub-directory of 'EPF Device' directory
  PCI: endpoint: Add pci_epf_ops to expose function-specific attrs
  PCI: endpoint: Add pci_epc_ops to map MSI IRQ
  PCI: endpoint: Add support in configfs to associate two EPCs with EPF
  PCI: endpoint: Add support to associate secondary EPC with EPF
  PCI: endpoint: Remove unused pci_epf_match_device()
  PCI: endpoint: Make *_free_bar() to return error codes on failure
  PCI: endpoint: Add helper API to get the 'next' unreserved BAR
  PCI: endpoint: Make *_get_first_free_bar() take into account 64 bit BAR
  Documentation: PCI: Add specification for the PCI NTB function device
2021-02-24 14:59:23 -06:00
Kishon Vijay Abraham I
599f86872f PCI: Add TI J721E device to PCI IDs
Add TI J721E device to the PCI ID database. Since this device has a
configurable PCIe endpoint, it could be used with different drivers.

Link: https://lore.kernel.org/r/20210201195809.7342-15-kishon@ti.com
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2021-02-23 14:12:41 -06:00
Dan Williams
4cdadfd5e0 cxl/mem: Introduce a driver for CXL-2.0-Type-3 endpoints
The CXL.mem protocol allows a device to act as a provider of "System
RAM" and/or "Persistent Memory" that is fully coherent as if the memory
was attached to the typical CPU memory controller.

With the CXL-2.0 specification a PCI endpoint can implement a "Type-3"
device interface and give the operating system control over "Host
Managed Device Memory". See section 2.3 Type 3 CXL Device.

The memory range exported by the device may optionally be described by
the platform firmware memory map, or by infrastructure like LIBNVDIMM to
provision persistent memory capacity from one, or more, CXL.mem devices.

A pre-requisite for Linux-managed memory-capacity provisioning is this
cxl_mem driver that can speak the mailbox protocol defined in section
8.2.8.4 Mailbox Registers.

For now just land the initial driver boiler-plate and Documentation/
infrastructure.

Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: David Rientjes <rientjes@google.com> (v1)
Cc: Jonathan Corbet <corbet@lwn.net>
Link: https://www.computeexpresslink.org/download-the-specification
Link: https://lore.kernel.org/r/20210217040958.1354670-2-ben.widawsky@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-02-16 20:36:38 -08:00
Martin Hundebøll
8f1fc1c153 PCI: Add Silicom Denmark vendor ID
Update pci_ids.h with the vendor ID for Silicom Denmark. The define is
going to be referenced in driver(s) for FPGA accelerated smart NICs.

Link: https://lore.kernel.org/r/20210208150158.2877414-1-mhu@silicom.dk
Signed-off-by: Martin Hundebøll <mhu@silicom.dk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Tom Rix <trix@redhat.com>
Reviewed-by: Krzysztof Wilczyński <kw@linux.com>
2021-02-09 15:08:02 -06:00
Qiuxu Zhuo
c9d659b607 PCI/ERR: Bind RCEC devices to the Root Port driver
If a Root Complex Integrated Endpoint (RCiEP) is implemented, it may signal
errors through a Root Complex Event Collector (RCEC).  Each RCiEP must be
associated with no more than one RCEC.

For an RCEC (which is technically not a Bridge), error messages "received"
from associated RCiEPs must be enabled for "transmission" in order to cause
a System Error via the Root Control register or (when the Advanced Error
Reporting Capability is present) reporting via the Root Error Command
register and logging in the Root Error Status register and Error Source
Identification register.

Given the commonality with Root Ports and the need to also support AER and
PME services for RCECs, extend the Root Port driver to support RCEC devices
by adding the RCEC Class ID to the driver structure.

Co-developed-by: Sean V Kelley <sean.v.kelley@intel.com>
Link: https://lore.kernel.org/r/20201121001036.8560-3-sean.v.kelley@intel.com
Tested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> # non-native/no RCEC
Signed-off-by: Sean V Kelley <sean.v.kelley@intel.com>
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
2020-12-04 11:18:42 -06:00
Linus Torvalds
407bc8d818 VFIO updates for v5.9-rc1
- Inclusive naming updates (Alex Williamson)
 
  - Intel X550 INTx quirk (Alex Williamson)
 
  - Error path resched between unmaps (Xiang Zheng)
 
  - SPAPR IOMMU pin_user_pages() conversion (John Hubbard)
 
  - Trivial mutex simplification (Alex Williamson)
 
  - QAT device denylist (Giovanni Cabiddu)
 
  - type1 IOMMU ioctl refactor (Liu Yi L)
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Merge tag 'vfio-v5.9-rc1' of git://github.com/awilliam/linux-vfio

Pull VFIO updates from Alex Williamson:

 - Inclusive naming updates (Alex Williamson)

 - Intel X550 INTx quirk (Alex Williamson)

 - Error path resched between unmaps (Xiang Zheng)

 - SPAPR IOMMU pin_user_pages() conversion (John Hubbard)

 - Trivial mutex simplification (Alex Williamson)

 - QAT device denylist (Giovanni Cabiddu)

 - type1 IOMMU ioctl refactor (Liu Yi L)

* tag 'vfio-v5.9-rc1' of git://github.com/awilliam/linux-vfio:
  vfio/type1: Refactor vfio_iommu_type1_ioctl()
  vfio/pci: Add QAT devices to denylist
  vfio/pci: Add device denylist
  PCI: Add Intel QuickAssist device IDs
  vfio/pci: Hold igate across releasing eventfd contexts
  vfio/spapr_tce: convert get_user_pages() --> pin_user_pages()
  vfio/type1: Add conditional rescheduling after iommu map failed
  vfio/pci: Add Intel X550 to hidden INTx devices
  vfio: Cleanup allowed driver naming
2020-08-12 12:09:36 -07:00
Giovanni Cabiddu
8b7beaf9f1 PCI: Add Intel QuickAssist device IDs
Add device IDs for the following Intel QuickAssist devices: DH895XCC,
C3XXX and C62X.

The defines in this patch are going to be referenced in two independent
drivers, qat and vfio-pci.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2020-07-27 13:43:39 -06:00
Huacai Chen
2575b2f3ee PCI: Move PCI_VENDOR_ID_REDHAT definition to pci_ids.h
Instead of duplicating the PCI_VENDOR_ID_REDHAT definition everywhere, move
it to include/linux/pci_ids.h.

[bhelgaas: also update MDPY_PCI_VENDOR_ID]
Link: https://lore.kernel.org/r/1594195170-11119-1-git-send-email-chenhc@lemote.com
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
2020-07-09 17:00:47 -05:00
Thomas Gleixner
f77d26a9fc Merge branch 'x86/entry' into ras/core
to fixup conflicts in arch/x86/kernel/cpu/mce/core.c so MCE specific follow
up patches can be applied without creating a horrible merge conflict
afterwards.
2020-06-11 15:17:57 +02:00
Alexander Monakov
a4e91825d7 x86/amd_nb: Add AMD family 17h model 60h PCI IDs
Add PCI IDs for AMD Renoir (4000-series Ryzen CPUs). This is necessary
to enable support for temperature sensors via the k10temp module.

Signed-off-by: Alexander Monakov <amonakov@ispras.ru>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Yazen Ghannam <yazen.ghannam@amd.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lkml.kernel.org/r/20200510204842.2603-2-amonakov@ispras.ru
2020-05-22 18:24:40 +02:00
Kai-Heng Feng
62a7f3009a serial: 8250_pci: Move Pericom IDs to pci_ids.h
Move the IDs to pci_ids.h so it can be used by next patch.

Link: https://lore.kernel.org/r/20200508065343.32751-1-kai.heng.feng@canonical.com
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: stable@vger.kernel.org
2020-05-08 16:54:09 -05:00
Linus Torvalds
86f26a77cb pci-v5.7-changes
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Merge tag 'pci-v5.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:

   - Revert sysfs "rescan" renames that broke apps (Kelsey Skunberg)

   - Add more 32 GT/s link speed decoding and improve the implementation
     (Yicong Yang)

  Resource management:

   - Add support for sizing programmable host bridge apertures and fix a
     related alpha Nautilus regression (Ivan Kokshaysky)

  Interrupts:

   - Add boot interrupt quirk mechanism for Xeon chipsets and document
     boot interrupts (Sean V Kelley)

  PCIe native device hotplug:

   - When possible, disable in-band presence detect and use PDS
     (Alexandru Gagniuc)

   - Add DMI table for devices that don't use in-band presence detection
     but don't advertise that correctly (Stuart Hayes)

   - Fix hang when powering slots up/down via sysfs (Lukas Wunner)

   - Fix an MSI interrupt race (Stuart Hayes)

  Virtualization:

   - Add ACS quirks for Zhaoxin devices (Raymond Pang)

  Error handling:

   - Add Error Disconnect Recover (EDR) support so firmware can report
     devices disconnected via DPC and we can try to recover (Kuppuswamy
     Sathyanarayanan)

  Peer-to-peer DMA:

   - Add Intel Sky Lake-E Root Ports B, C, D to the whitelist (Andrew
     Maier)

  ASPM:

   - Reduce severity of common clock config message (Chris Packham)

   - Clear the correct bits when enabling L1 substates, so we don't go
     to the wrong state (Yicong Yang)

  Endpoint framework:

   - Replace EPF linkup ops with notifier call chain and improve locking
     (Kishon Vijay Abraham I)

   - Fix concurrent memory allocation in OB address region (Kishon Vijay
     Abraham I)

   - Move PF function number assignment to EPC core to support multiple
     function creation methods (Kishon Vijay Abraham I)

   - Fix issue with clearing configfs "start" entry (Kunihiko Hayashi)

   - Fix issue with endpoint MSI-X ignoring BAR Indicator and Table
     Offset (Kishon Vijay Abraham I)

   - Add support for testing DMA transfers (Kishon Vijay Abraham I)

   - Add support for testing > 10 endpoint devices (Kishon Vijay Abraham I)

   - Add support for tests to clear IRQ (Kishon Vijay Abraham I)

   - Add common DT schema for endpoint controllers (Kishon Vijay Abraham I)

  Amlogic Meson PCIe controller driver:

   - Add DT bindings for AXG PCIe PHY, shared MIPI/PCIe analog PHY (Remi
     Pommarel)

   - Add Amlogic AXG PCIe PHY, AXG MIPI/PCIe analog PHY drivers (Remi
     Pommarel)

  Cadence PCIe controller driver:

   - Add Root Complex/Endpoint DT schema for Cadence PCIe (Kishon Vijay
     Abraham I)

  Intel VMD host bridge driver:

   - Add two VMD Device IDs that require bus restriction mode (Sushma
     Kalakota)

  Mobiveil PCIe controller driver:

   - Refactor and modularize mobiveil driver (Hou Zhiqiang)

   - Add support for Mobiveil GPEX Gen4 host (Hou Zhiqiang)

  Microsoft Hyper-V host bridge driver:

   - Add support for Hyper-V PCI protocol version 1.3 and
     PCI_BUS_RELATIONS2 (Long Li)

   - Refactor to prepare for virtual PCI on non-x86 architectures (Boqun
     Feng)

   - Fix memory leak in hv_pci_probe()'s error path (Dexuan Cui)

  NVIDIA Tegra PCIe controller driver:

   - Use pci_parse_request_of_pci_ranges() (Rob Herring)

   - Add support for endpoint mode and related DT updates (Vidya Sagar)

   - Reduce -EPROBE_DEFER error message log level (Thierry Reding)

  Qualcomm PCIe controller driver:

   - Restrict class fixup to specific Qualcomm devices (Bjorn Andersson)

  Synopsys DesignWare PCIe controller driver:

   - Refactor core initialization code for endpoint mode (Vidya Sagar)

   - Fix endpoint MSI-X to use correct table address (Kishon Vijay
     Abraham I)

  TI DRA7xx PCIe controller driver:

   - Fix MSI IRQ handling (Vignesh Raghavendra)

  TI Keystone PCIe controller driver:

   - Allow AM654 endpoint to raise MSI-X interrupt (Kishon Vijay Abraham I)

  Miscellaneous:

   - Quirk ASMedia XHCI USB to avoid "PME# from D0" defect (Kai-Heng
     Feng)

   - Use ioremap(), not phys_to_virt(), for platform ROM to fix video
     ROM mapping with CONFIG_HIGHMEM (Mikel Rychliski)"

* tag 'pci-v5.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (96 commits)
  misc: pci_endpoint_test: remove duplicate macro PCI_ENDPOINT_TEST_STATUS
  PCI: tegra: Print -EPROBE_DEFER error message at debug level
  misc: pci_endpoint_test: Use full pci-endpoint-test name in request_irq()
  misc: pci_endpoint_test: Fix to support > 10 pci-endpoint-test devices
  tools: PCI: Add 'e' to clear IRQ
  misc: pci_endpoint_test: Add ioctl to clear IRQ
  misc: pci_endpoint_test: Avoid using module parameter to determine irqtype
  PCI: keystone: Allow AM654 PCIe Endpoint to raise MSI-X interrupt
  PCI: dwc: Fix dw_pcie_ep_raise_msix_irq() to get correct MSI-X table address
  PCI: endpoint: Fix ->set_msix() to take BIR and offset as arguments
  misc: pci_endpoint_test: Add support to get DMA option from userspace
  tools: PCI: Add 'd' command line option to support DMA
  misc: pci_endpoint_test: Use streaming DMA APIs for buffer allocation
  PCI: endpoint: functions/pci-epf-test: Print throughput information
  PCI: endpoint: functions/pci-epf-test: Add DMA support to transfer data
  PCI: pciehp: Fix MSI interrupt race
  PCI: pciehp: Fix indefinite wait on sysfs requests
  PCI: endpoint: Fix clearing start entry in configfs
  PCI: tegra: Add support for PCIe endpoint mode in Tegra194
  PCI: sysfs: Revert "rescan" file renames
  ...
2020-04-03 14:25:02 -07:00
Raymond Pang
3375590623 PCI: Add Zhaoxin Vendor ID
Add Zhaoxin Vendor ID to pci_ids.h

Link: https://lore.kernel.org/r/20200327091148.5190-2-RaymondPang-oc@zhaoxin.com
Signed-off-by: Raymond Pang <RaymondPang-oc@zhaoxin.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2020-03-28 16:53:18 -05:00
Tiezhu Yang
9acb9fe18d PCI: Add Loongson vendor ID
Add the Loongson vendor ID to pci_ids.h to be used by the controller
driver in the future.

The Loongson vendor ID can be found at the following link:
https://git.kernel.org/pub/scm/utils/pciutils/pciutils.git/tree/pci.ids

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-03-12 07:44:17 -06:00
Yazen Ghannam
b3f79ae459 x86/amd_nb: Add Family 19h PCI IDs
Add the new PCI Device 18h IDs for AMD Family 19h systems. Note that
Family 19h systems will not have a new PCI root device ID.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200110015651.14887-4-Yazen.Ghannam@amd.com
2020-01-16 17:09:18 +01:00
Jon Derrick
ec11e5c213 PCI: vmd: Add device id for VMD device 8086:9A0B
This patch adds support for this VMD device which supports the bus
restriction mode.

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
2019-11-20 16:30:10 +00:00
Linus Torvalds
299d14d4c3 pci-v5.4-changes
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Merge tag 'pci-v5.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration:

   - Consolidate _HPP/_HPX stuff in pci-acpi.c and simplify it
     (Krzysztof Wilczynski)

   - Fix incorrect PCIe device types and remove dev->has_secondary_link
     to simplify code that deals with upstream/downstream ports (Mika
     Westerberg)

   - After suspend, restore Resizable BAR size bits correctly for 1MB
     BARs (Sumit Saxena)

   - Enable PCI_MSI_IRQ_DOMAIN support for RISC-V (Wesley Terpstra)

  Virtualization:

   - Add ACS quirks for iProc PAXB (Abhinav Ratna), Amazon Annapurna
     Labs (Ali Saidi)

   - Move sysfs SR-IOV functions to iov.c (Kelsey Skunberg)

   - Remove group write permissions from sysfs sriov_numvfs,
     sriov_drivers_autoprobe (Kelsey Skunberg)

  Hotplug:

   - Simplify pciehp indicator control (Denis Efremov)

  Peer-to-peer DMA:

   - Allow P2P DMA between root ports for whitelisted bridges (Logan
     Gunthorpe)

   - Whitelist some Intel host bridges for P2P DMA (Logan Gunthorpe)

   - DMA map P2P DMA requests that traverse host bridge (Logan
     Gunthorpe)

  Amazon Annapurna Labs host bridge driver:

   - Add DT binding and controller driver (Jonathan Chocron)

  Hyper-V host bridge driver:

   - Fix hv_pci_dev->pci_slot use-after-free (Dexuan Cui)

   - Fix PCI domain number collisions (Haiyang Zhang)

   - Use instance ID bytes 4 & 5 as PCI domain numbers (Haiyang Zhang)

   - Fix build errors on non-SYSFS config (Randy Dunlap)

  i.MX6 host bridge driver:

   - Limit DBI register length (Stefan Agner)

  Intel VMD host bridge driver:

   - Fix config addressing issues (Jon Derrick)

  Layerscape host bridge driver:

   - Add bar_fixed_64bit property to endpoint driver (Xiaowei Bao)

   - Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC drivers separately
     (Xiaowei Bao)

  Mediatek host bridge driver:

   - Add MT7629 controller support (Jianjun Wang)

  Mobiveil host bridge driver:

   - Fix CPU base address setup (Hou Zhiqiang)

   - Make "num-lanes" property optional (Hou Zhiqiang)

  Tegra host bridge driver:

   - Fix OF node reference leak (Nishka Dasgupta)

   - Disable MSI for root ports to work around design problem (Vidya
     Sagar)

   - Add Tegra194 DT binding and controller support (Vidya Sagar)

   - Add support for sideband pins and slot regulators (Vidya Sagar)

   - Add PIPE2UPHY support (Vidya Sagar)

  Misc:

   - Remove unused pci_block_cfg_access() et al (Kelsey Skunberg)

   - Unexport pci_bus_get(), etc (Kelsey Skunberg)

   - Hide PM, VC, link speed, ATS, ECRC, PTM constants and interfaces in
     the PCI core (Kelsey Skunberg)

   - Clean up sysfs DEVICE_ATTR() usage (Kelsey Skunberg)

   - Mark expected switch fall-through (Gustavo A. R. Silva)

   - Propagate errors for optional regulators and PHYs (Thierry Reding)

   - Fix kernel command line resource_alignment parameter issues (Logan
     Gunthorpe)"

* tag 'pci-v5.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (112 commits)
  PCI: Add pci_irq_vector() and other stubs when !CONFIG_PCI
  arm64: tegra: Add PCIe slot supply information in p2972-0000 platform
  arm64: tegra: Add configuration for PCIe C5 sideband signals
  PCI: tegra: Add support to enable slot regulators
  PCI: tegra: Add support to configure sideband pins
  PCI: vmd: Fix shadow offsets to reflect spec changes
  PCI: vmd: Fix config addressing when using bus offsets
  PCI: dwc: Add validation that PCIe core is set to correct mode
  PCI: dwc: al: Add Amazon Annapurna Labs PCIe controller driver
  dt-bindings: PCI: Add Amazon's Annapurna Labs PCIe host bridge binding
  PCI: Add quirk to disable MSI-X support for Amazon's Annapurna Labs Root Port
  PCI/VPD: Prevent VPD access for Amazon's Annapurna Labs Root Port
  PCI: Add ACS quirk for Amazon Annapurna Labs root ports
  PCI: Add Amazon's Annapurna Labs vendor ID
  MAINTAINERS: Add PCI native host/endpoint controllers designated reviewer
  PCI: hv: Use bytes 4 and 5 from instance ID as the PCI domain numbers
  dt-bindings: PCI: tegra: Add PCIe slot supplies regulator entries
  dt-bindings: PCI: tegra: Add sideband pins configuration entries
  PCI: tegra: Add Tegra194 PCIe support
  PCI: Get rid of dev->has_secondary_link flag
  ...
2019-09-23 19:16:01 -07:00
Bjorn Helgaas
8b38b5f2cf Merge branch 'remotes/lorenzo/pci/mediatek'
- Add mediatek support for MT7629 (Jianjun Wang)

* remotes/lorenzo/pci/mediatek:
  PCI: mediatek: Add controller support for MT7629
  dt-bindings: PCI: Add support for MT7629
2019-09-23 16:10:24 -05:00
Linus Torvalds
6ab8ad3160 sound updates for 5.4
As shown in diffstat and logs, it was again a busy development
 cycle at this time, too.  The most significant changes are still
 on-going refactoring / modernization works for ASoC core and
 drivers, but there are lots of other changes as well.  Here we go,
 some highlights below:
 
 ASoC:
 - Quite lots of cleanup / refactoring of ASoC core and APIs;
   most of them are systematic, but also including cleanups and
   modernization
 
 - A bulk of updates for some ASoC platforms, Freescale, sunxi and
   Intel SST/SOF
 
 - Initial support for Sound Open Firmware on i.MX8
 
 - Removal of deprecated w90x900 and nuc900 drivers
 
 - New support for Cirrus Logic CS47L15 and CS47L92, Freescale i.MX
   7ULP and 8MQ, Meson G12A and NXP UDA1334
 
 USB-audio:
 - More validations of descriptor units for hardening against bugs
   reported by fuzzers
 
 - PCM device assignment workaround for a past call-order change
 
 - Scarlett Gen2 mixer interface, a few more more quirks
 
 HD-audio:
 - Support for audio component with AMD/ATI and Nvidia HDMI codecs
 
 - Clean up HD-audio core and remove indirect access ops for Intel SOF
 
 - DMIC detection at probe; it would make systems automatically falling
   back to SST/SOF driver on devices that need DMIC handling.
   Needs a new Kconfig to set, and beware that it's still new and a bit
   experimental
 
 FireWire:
 - Lots of code refactoring and cleanups
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Merge tag 'sound-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "As shown in diffstat and logs, it was again a busy development cycle
  at this time, too. The most significant changes are still on-going
  refactoring / modernization works for ASoC core and drivers, but there
  are lots of other changes as well. Here we go, some highlights below:

  ASoC:

   - Quite a lot of cleanup / refactoring of ASoC core and APIs; most of
     them are systematic, but also including cleanups and modernization

   - A bulk of updates for some ASoC platforms, Freescale, sunxi and
     Intel SST/SOF

   - Initial support for Sound Open Firmware on i.MX8

   - Removal of deprecated w90x900 and nuc900 drivers

   - New support for Cirrus Logic CS47L15 and CS47L92, Freescale i.MX
     7ULP and 8MQ, Meson G12A and NXP UDA1334

  USB-audio:

   - More validations of descriptor units for hardening against bugs
     reported by fuzzers

   - PCM device assignment workaround for a past call-order change

   - Scarlett Gen2 mixer interface, a few more more quirks

  HD-audio:

   - Support for audio component with AMD/ATI and Nvidia HDMI codecs

   - Clean up HD-audio core and remove indirect access ops for Intel SOF

   - DMIC detection at probe; it would make systems automatically
     falling back to SST/SOF driver on devices that need DMIC handling.
     Needs a new Kconfig to set, and beware that it's still new and a
     bit experimental

  FireWire:

   - Lots of code refactoring and cleanups"

* tag 'sound-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (521 commits)
  ASoC: sdm845: remove unneeded semicolon
  ASoC: fsl_sai: Implement set_bclk_ratio
  ASoC: dmaengine: Replace strncpy() with strscpy_pad() for pcm->name
  ASoC: wcd9335: remove redundant use of ret variable
  ALSA: firewire-tascam: check intermediate state of clock status and retry
  ALSA: firewire-tascam: handle error code when getting current source of clock
  ASoC: hdmi-codec: Add an op to set callback function for plug event
  ASoC: rt5677: keep analog power register at SND_SOC_BIAS_OFF
  ASoC: rt5677: Remove magic number register writes
  ASoC: soc-core: self contained soc_unbind_aux_dev()
  ASoC: soc-core: add soc_unbind_aux_dev()
  ASoC: soc-core: self contained soc_bind_aux_dev()
  ASoC: soc-core: move soc_probe_link_dais() next to soc_remove_link_dais()
  ASoC: soc-core: self contained soc_probe_link_dais()
  ASoC: soc-core: add new soc_link_init()
  ASoC: soc-core: move soc_probe_dai() next to soc_remove_dai()
  ASoC: soc-core: self contained soc_remove_link_dais()
  ASoC: soc-core: self contained soc_remove_link_components()
  ASoC: soc-core: self contained soc_probe_link_components()
  ASoC: rt1308: make array pd static const, makes object smaller
  ...
2019-09-17 17:43:33 -07:00
Linus Torvalds
ea982ba7f7 MMC core:
- Fixup processing of SDIO IRQs during system suspend/resume
  - Add helper function to indicate if SDIO IRQs is enabled
 
 MMC host:
  - bcm2835: Take SWIOTLB memory size limitation into account
  - dw_mmc: Improve SDIO IRQs support
  - mtk-sd: Various improvements
  - mtk-sd: Improve SDIO IRQs support
  - sdhci-iproc: Add support for emmc2 of the BCM2711
  - sdhci-of-arasan: Add Support for Intel LGM eMMC
  - sdhci-of-aspeed: Add support for the ASPEED SD controller
  - sdhci-of-esdhc: Deal with erratum A011334 support in ls1028a 1.0 SoC
  - sdhci-pci: Prepare to add support of Genesys Logic GL975x
  - sdhci-pci: Add another Id for Intel CML
  - sdhci-pci-o2micro: Fix O2 Host data read/write DLL Lock phase shift issue
  - sunxi: Add support for H5 compatibles
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Merge tag 'mmc-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Fixup processing of SDIO IRQs during system suspend/resume
   - Add helper function to indicate if SDIO IRQs is enabled

  MMC host:
   - bcm2835: Take SWIOTLB memory size limitation into account
   - dw_mmc: Improve SDIO IRQs support
   - mtk-sd: Various improvements
   - mtk-sd: Improve SDIO IRQs support
   - sdhci-iproc: Add support for emmc2 of the BCM2711
   - sdhci-of-arasan: Add Support for Intel LGM eMMC
   - sdhci-of-aspeed: Add support for the ASPEED SD controller
   - sdhci-of-esdhc: Deal with erratum A011334 support in ls1028a 1.0 SoC
   - sdhci-pci: Prepare to add support of Genesys Logic GL975x
   - sdhci-pci: Add another Id for Intel CML
   - sdhci-pci-o2micro: Fix O2 Host data read/write DLL Lock phase shift issue
   - sunxi: Add support for H5 compatibles"

* tag 'mmc-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (59 commits)
  ms_block: fix spelling mistake "randomally" -> "randomly"
  mmc: dw_mmc: hi3798cv200: make array degrees static const, makes object smaller
  mmc: sdhci: Convert to use sdio_irq_claimed()
  mmc: sdhci: Drop redundant code for SDIO IRQs
  mmc: sdhci: Drop redundant check in sdhci_ack_sdio_irq()
  mmc: core: Fixup processing of SDIO IRQs during system suspend/resume
  mmc: core: WARN if SDIO IRQs are enabled for non-powered card in suspend
  mmc: core: Clarify that the ->ack_sdio_irq() callback is mandatory
  mmc: core: Clarify sdio_irq_pending flag for MMC_CAP2_SDIO_IRQ_NOTHREAD
  mmc: core: Move code to get pending SDIO IRQs to a function
  mmc: mtk-sd: Re-store SDIO IRQs mask at system resume
  mmc: dw_mmc: Re-store SDIO IRQs mask at system resume
  mmc: core: Add helper function to indicate if SDIO IRQs is enabled
  mmc: sdhci-pci-o2micro: Fix O2 Host data read/write DLL Lock phase shift issue
  mmc: sdhci-pci-o2micro: Move functions in preparation to fix DLL lock phase shift issue
  mmc: sdhci-pci-o2micro: Change O2 Host PLL and DLL register name
  mmc: sdhci: Fix incorrect switch to HS mode
  mmc: sdhci-of-aspeed: Depend on CONFIG_OF_ADDRESS
  mmc: sdhci-of-aspeed: Allow max-frequency limitation of SDCLK
  mmc: sdhci-of-aspeed: Uphold clocks-on post-condition of set_clock()
  ...
2019-09-17 17:27:33 -07:00
Linus Torvalds
76f0f227cf ia64 for v5.4 - big change here is removal of support for SGI Altix
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Merge tag 'please-pull-ia64_for_5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

Pull ia64 updates from Tony Luck:
 "The big change here is removal of support for SGI Altix"

* tag 'please-pull-ia64_for_5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux: (33 commits)
  genirq: remove the is_affinity_mask_valid hook
  ia64: remove CONFIG_SWIOTLB ifdefs
  ia64: remove support for machvecs
  ia64: move the screen_info setup to common code
  ia64: move the ROOT_DEV setup to common code
  ia64: rework iommu probing
  ia64: remove the unused sn_coherency_id symbol
  ia64: remove the SGI UV simulator support
  ia64: remove the zx1 swiotlb machvec
  ia64: remove CONFIG_ACPI ifdefs
  ia64: remove CONFIG_PCI ifdefs
  ia64: remove the hpsim platform
  ia64: remove now unused machvec indirections
  ia64: remove support for the SGI SN2 platform
  drivers: remove the SGI SN2 IOC4 base support
  drivers: remove the SGI SN2 IOC3 base support
  qla2xxx: remove SGI SN2 support
  qla1280: remove SGI SN2 support
  misc/sgi-xp: remove SGI SN2 support
  char/mspec: remove SGI SN2 support
  ...
2019-09-16 15:32:01 -07:00
Jonathan Chocron
4a36a60c34 PCI: Add Amazon's Annapurna Labs vendor ID
Add Amazon's Annapurna Labs vendor ID to pci_ids.h.

Signed-off-by: Jonathan Chocron <jonnyc@amazon.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Andrew Murray <andrew.murray@arm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
2019-09-16 14:10:00 +01:00
Ben Chuang
4460d68f0b PCI: Add Genesys Logic, Inc. Vendor ID
Add the Genesys Logic, Inc. vendor ID to pci_ids.h.

Signed-off-by: Ben Chuang <ben.chuang@genesyslogic.com.tw>
Co-developed-by: Michael K Johnson <johnsonm@danlj.org>
Signed-off-by: Michael K Johnson <johnsonm@danlj.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2019-09-11 15:58:39 +02:00
Tim Blechmann
789492f0c8 ALSA: lx6464es - add support for LX6464ESe pci express variant
The pci express variant of the digigram lx6464es card has a different
device ID, but works without changes to the driver.
Thanks to Nikolas Slottke for reporting and testing.

Signed-off-by: Tim Blechmann <tim@klingt.org>
Link: https://lore.kernel.org/r/20190906082119.40971-1-tim@klingt.org
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2019-09-08 12:54:00 +02:00
Marcel Bocu
af4e1c5eca x86/amd_nb: Add PCI device IDs for family 17h, model 70h
The AMD Ryzen gen 3 processors came with a different PCI IDs for the
function 3 & 4 which are used to access the SMN interface. The root
PCI address however remained at the same address as the model 30h.

Adding the F3/F4 PCI IDs respectively to the misc and link ids appear
to be sufficient for k10temp, so let's add them and follow up on the
patch if other functions need more tweaking.

Vicki Pfau sent an identical patch after I checked that no-one had
written this patch. I would have been happy about dropping my patch but
unlike for his patch series, I had already Cc:ed the x86 people and
they already reviewed the changes. Since Vicki has not answered to
any email after his initial series, let's assume she is on vacation
and let's avoid duplication of reviews from the maintainers and merge
my series. To acknowledge Vicki's anteriority, I added her S-o-b to
the patch.

v2, suggested by Guenter Roeck and Brian Woods:
 - rename from 71h to 70h

Signed-off-by: Vicki Pfau <vi@endrift.com>
Signed-off-by: Marcel Bocu <marcel.p.bocu@gmail.com>
Tested-by: Marcel Bocu <marcel.p.bocu@gmail.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Brian Woods <brian.woods@amd.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>	# pci_ids.h

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Cc: "Woods, Brian" <Brian.Woods@amd.com>
Cc: Clemens Ladisch <clemens@ladisch.de>
Cc: Jean Delvare <jdelvare@suse.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Link: https://lore.kernel.org/r/20190722174510.2179-1-marcel.p.bocu@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2019-09-03 12:47:17 -07:00
Christoph Hellwig
f7bc6e42bf drivers: remove the SGI SN2 IOC4 base support
The IOC4 is a multi-function chip seen on SGI SN2 and some SGI MIPS
systems.  This removes the base driver, which while not having an SN2
Kconfig dependency was only for sub-drivers that had one.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190813072514.23299-15-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>
2019-08-16 11:33:57 -07:00
Jianjun Wang
0cccd42e61 PCI: mediatek: Add controller support for MT7629
MT7629 is an ARM platform SoC which has the same PCIe IP as MT7622.

The HW default value of its PCI host controller Device ID is invalid,
fix it to match the hardware implementation.

Signed-off-by: Jianjun Wang <jianjun.wang@mediatek.com>
[lorenzo.pieralisi@arm.com: commit log/minor spelling update]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Andrew Murray <andrew.murray@arm.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
2019-08-07 11:34:01 +01:00
Linus Torvalds
47ebe00b68 dmaengine updates for v5.3-rc1
- Add support in dmaengine core to do device node checks for DT devices and
    update bunch of drivers to use that and remove open coding from drivers
  - New driver/driver support for new hardware, namely:
    - MediaTek UART APDMA
    - Freescale i.mx7ulp edma2
    - Synopsys eDMA IP core version 0
    - Allwinner H6 DMA
  - Updates to axi-dma and support for interleaved cyclic transfers
  - Greg's debugfs return value check removals on drivers
  - Updates to stm32-dma, hsu, dw, pl330, tegra drivers
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Merge tag 'dmaengine-5.3-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine updates from Vinod Koul:

 - Add support in dmaengine core to do device node checks for DT devices
   and update bunch of drivers to use that and remove open coding from
   drivers

 - New driver/driver support for new hardware, namely:
     - MediaTek UART APDMA
     - Freescale i.mx7ulp edma2
     - Synopsys eDMA IP core version 0
     - Allwinner H6 DMA

 - Updates to axi-dma and support for interleaved cyclic transfers

 - Greg's debugfs return value check removals on drivers

 - Updates to stm32-dma, hsu, dw, pl330, tegra drivers

* tag 'dmaengine-5.3-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (68 commits)
  dmaengine: Revert "dmaengine: fsl-edma: add i.mx7ulp edma2 version support"
  dmaengine: at_xdmac: check for non-empty xfers_list before invoking callback
  Documentation: dmaengine: clean up description of dmatest usage
  dmaengine: tegra210-adma: remove PM_CLK dependency
  dmaengine: fsl-edma: add i.mx7ulp edma2 version support
  dt-bindings: dma: fsl-edma: add new i.mx7ulp-edma
  dmaengine: fsl-edma-common: version check for v2 instead
  dmaengine: fsl-edma-common: move dmamux register to another single function
  dmaengine: fsl-edma: add drvdata for fsl-edma
  dmaengine: Revert "dmaengine: fsl-edma: support little endian for edma driver"
  dmaengine: rcar-dmac: Reject zero-length slave DMA requests
  dmaengine: dw: Enable iDMA 32-bit on Intel Elkhart Lake
  dmaengine: dw-edma: fix semicolon.cocci warnings
  dmaengine: sh: usb-dmac: Use [] to denote a flexible array member
  dmaengine: dmatest: timeout value of -1 should specify infinite wait
  dmaengine: dw: Distinguish ->remove() between DW and iDMA 32-bit
  dmaengine: fsl-edma: support little endian for edma driver
  dmaengine: hsu: Revert "set HSU_CH_MTSR to memory width"
  dmagengine: pl330: add code to get reset property
  dt-bindings: pl330: document the optional resets property
  ...
2019-07-17 09:55:43 -07:00
Bjorn Helgaas
7b4b0f6b34 Merge branch 'pci/trivial'
- Fix typos and whitespace errors (Bjorn Helgaas)

* pci/trivial:
  PCI: Fix typos and whitespace errors
2019-07-12 17:08:41 -05:00
Lukas Wunner
b516ea586d PCI: Enable NVIDIA HDA controllers
Many NVIDIA GPUs can be configured as either a single-function video device
or a multi-function device with video at function 0 and an HDA audio
controller at function 1.  The HDA controller can be enabled or disabled by
a bit in the function 0 config space.

Some BIOSes leave the HDA disabled, which means the HDMI connector from the
NVIDIA GPU may not work.  Sometimes the BIOS enables the HDA if an HDMI
cable is connected at boot time, but that doesn't handle hotplug cases.

Enable the HDA controller on device enumeration and resume and re-read the
header type, which tells us whether the GPU is a multi-function device.

This quirk is limited to NVIDIA PCI devices with the VGA Controller device
class.  This is expected to correspond to product configurations where the
NVIDIA GPU has connectors attached.  Other products where the device class
is 3D Controller are expected to correspond to configurations where the
NVIDIA GPU is dedicated (dGPU) and has no connectors.  See original post
(URL below) for more details.

This commit takes inspiration from an earlier patch by Daniel Drake.

Link: https://lore.kernel.org/r/20190708051744.24039-1-drake@endlessm.com v2
Link: https://lore.kernel.org/r/20190613063514.15317-1-drake@endlessm.com v1
Link: https://devtalk.nvidia.com/default/topic/1024022
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=75985
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Signed-off-by: Daniel Drake <drake@endlessm.com>
[bhelgaas: commit log, log message, return early if already enabled]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Aaron Plattner <aplattner@nvidia.com>
Cc: Peter Wu <peter@lekensteyn.nl>
Cc: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Maik Freudenberg <hhfeuer@gmx.de>
2019-07-11 11:13:26 -05:00
Bjorn Helgaas
f6b6aefee7 PCI: Fix typos and whitespace errors
Fix typos in drivers/pci.  Comment and whitespace changes only.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
2019-07-09 07:24:53 -05:00
Gustavo Pimentel
1f418f4650 PCI: Add Synopsys endpoint EDDA Device ID
Create and add Synopsys Endpoint EDDA Device ID to PCI ID list, since
this ID is now being use on two different drivers (pci_endpoint_test.ko
and dw-edma-pcie.ko).

Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
2019-06-10 13:10:39 +05:30
Andy Shevchenko
0ce26a1c31 PCI: Move Rohm Vendor ID to generic list
Move the Rohm Vendor ID to pci_ids.h instead of defining it in several
drivers.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2019-02-01 17:24:52 -06:00
Shunyong Yang
b8580e9de4 PCI: Add HXT vendor ID
Add the HXT vendor ID to pci_ids.h.

Signed-off-by: Shunyong Yang <shunyong.yang@hxt-semitech.com>
[bhelgaas: split to separate patch]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Sinan Kaya <okaya@kernel.org>
CC: Joey Zheng <yu.zheng@hxt-semitech.com>
2019-02-01 17:11:42 -06:00
Linus Torvalds
926b02d3eb pci-v4.21-changes
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Merge tag 'pci-v4.21-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:

 - Remove unused lists from ASPM pcie_link_state (Frederick Lawler)

 - Fix Broadcom CNB20LE host bridge unintended sign extension (Colin Ian
   King)

 - Expand Kconfig "PF" acronyms (Randy Dunlap)

 - Update MAINTAINERS for arch/x86/kernel/early-quirks.c (Bjorn Helgaas)

 - Add missing include to drivers/pci.h (Alexandru Gagniuc)

 - Override Synopsys USB 3.x HAPS device class so dwc3-haps can claim it
   instead of xhci (Thinh Nguyen)

 - Clean up P2PDMA documentation (Randy Dunlap)

 - Allow runtime PM even if driver doesn't supply callbacks (Jarkko
   Nikula)

 - Remove status check after submitting Switchtec MRPC Firmware Download
   commands to avoid Completion Timeouts (Kelvin Cao)

 - Set Switchtec coherent DMA mask to allow 64-bit DMA (Boris Glimcher)

 - Fix Switchtec SWITCHTEC_IOCTL_EVENT_IDX_ALL flag overwrite issue
   (Joey Zhang)

 - Enable write combining for Switchtec MRPC Input buffers (Kelvin Cao)

 - Add Switchtec MRPC DMA mode support (Wesley Sheng)

 - Skip VF scanning on powerpc, which does this in firmware (Sebastian
   Ott)

 - Add Amlogic Meson PCIe controller driver and DT bindings (Yue Wang)

 - Constify histb dw_pcie_host_ops structure (Julia Lawall)

 - Support multiple power domains for imx6 (Leonard Crestez)

 - Constify layerscape driver data (Stefan Agner)

 - Update imx6 Kconfig to allow imx6 PCIe in imx7 kernel (Trent Piepho)

 - Support armada8k GPIO reset (Baruch Siach)

 - Support suspend/resume support on imx6 (Leonard Crestez)

 - Don't hard-code DesignWare DBI/ATU offst (Stephen Warren)

 - Skip i.MX6 PHY setup on i.MX7D (Andrey Smirnov)

 - Remove Jianguo Sun from HiSilicon STB maintainers (Lorenzo Pieralisi)

 - Mask DesignWare interrupts instead of disabling them to avoid lost
   interrupts (Marc Zyngier)

 - Add locking when acking DesignWare interrupts (Marc Zyngier)

 - Ack DesignWare interrupts in the proper callbacks (Marc Zyngier)

 - Use devm resource parser in mediatek (Honghui Zhang)

 - Remove unused mediatek "num-lanes" DT property (Honghui Zhang)

 - Add UniPhier PCIe controller driver and DT bindings (Kunihiko
   Hayashi)

 - Enable MSI for imx6 downstream components (Richard Zhu)

* tag 'pci-v4.21-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (40 commits)
  PCI: imx: Enable MSI from downstream components
  s390/pci: skip VF scanning
  PCI/IOV: Add flag so platforms can skip VF scanning
  PCI/IOV: Factor out sriov_add_vfs()
  PCI: uniphier: Add UniPhier PCIe host controller support
  dt-bindings: PCI: Add UniPhier PCIe host controller description
  PCI: amlogic: Add the Amlogic Meson PCIe controller driver
  dt-bindings: PCI: meson: add DT bindings for Amlogic Meson PCIe controller
  arm64: dts: mt7622: Remove un-used property for PCIe
  arm: dts: mt7623: Remove un-used property for PCIe
  dt-bindings: PCI: MediaTek: Remove un-used property
  PCI: mediatek: Remove un-used variant in struct mtk_pcie_port
  MAINTAINERS: Remove Jianguo Sun from HiSilicon STB DWC entry
  PCI: dwc: Don't hard-code DBI/ATU offset
  PCI: imx: Add imx6sx suspend/resume support
  PCI: armada8k: Add support for gpio controlled reset signal
  PCI: dwc: Adjust Kconfig to allow IMX6 PCIe host on IMX7
  PCI: dwc: layerscape: Constify driver data
  PCI: imx: Add multi-pd support
  PCI: Override Synopsys USB 3.x HAPS device class
  ...
2019-01-05 17:57:34 -08:00
Linus Torvalds
e0c38a4d1f Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:

 1) New ipset extensions for matching on destination MAC addresses, from
    Stefano Brivio.

 2) Add ipv4 ttl and tos, plus ipv6 flow label and hop limit offloads to
    nfp driver. From Stefano Brivio.

 3) Implement GRO for plain UDP sockets, from Paolo Abeni.

 4) Lots of work from Michał Mirosław to eliminate the VLAN_TAG_PRESENT
    bit so that we could support the entire vlan_tci value.

 5) Rework the IPSEC policy lookups to better optimize more usecases,
    from Florian Westphal.

 6) Infrastructure changes eliminating direct manipulation of SKB lists
    wherever possible, and to always use the appropriate SKB list
    helpers. This work is still ongoing...

 7) Lots of PHY driver and state machine improvements and
    simplifications, from Heiner Kallweit.

 8) Various TSO deferral refinements, from Eric Dumazet.

 9) Add ntuple filter support to aquantia driver, from Dmitry Bogdanov.

10) Batch dropping of XDP packets in tuntap, from Jason Wang.

11) Lots of cleanups and improvements to the r8169 driver from Heiner
    Kallweit, including support for ->xmit_more. This driver has been
    getting some much needed love since he started working on it.

12) Lots of new forwarding selftests from Petr Machata.

13) Enable VXLAN learning in mlxsw driver, from Ido Schimmel.

14) Packed ring support for virtio, from Tiwei Bie.

15) Add new Aquantia AQtion USB driver, from Dmitry Bezrukov.

16) Add XDP support to dpaa2-eth driver, from Ioana Ciocoi Radulescu.

17) Implement coalescing on TCP backlog queue, from Eric Dumazet.

18) Implement carrier change in tun driver, from Nicolas Dichtel.

19) Support msg_zerocopy in UDP, from Willem de Bruijn.

20) Significantly improve garbage collection of neighbor objects when
    the table has many PERMANENT entries, from David Ahern.

21) Remove egdev usage from nfp and mlx5, and remove the facility
    completely from the tree as it no longer has any users. From Oz
    Shlomo and others.

22) Add a NETDEV_PRE_CHANGEADDR so that drivers can veto the change and
    therefore abort the operation before the commit phase (which is the
    NETDEV_CHANGEADDR event). From Petr Machata.

23) Add indirect call wrappers to avoid retpoline overhead, and use them
    in the GRO code paths. From Paolo Abeni.

24) Add support for netlink FDB get operations, from Roopa Prabhu.

25) Support bloom filter in mlxsw driver, from Nir Dotan.

26) Add SKB extension infrastructure. This consolidates the handling of
    the auxiliary SKB data used by IPSEC and bridge netfilter, and is
    designed to support the needs to MPTCP which could be integrated in
    the future.

27) Lots of XDP TX optimizations in mlx5 from Tariq Toukan.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1845 commits)
  net: dccp: fix kernel crash on module load
  drivers/net: appletalk/cops: remove redundant if statement and mask
  bnx2x: Fix NULL pointer dereference in bnx2x_del_all_vlans() on some hw
  net/net_namespace: Check the return value of register_pernet_subsys()
  net/netlink_compat: Fix a missing check of nla_parse_nested
  ieee802154: lowpan_header_create check must check daddr
  net/mlx4_core: drop useless LIST_HEAD
  mlxsw: spectrum: drop useless LIST_HEAD
  net/mlx5e: drop useless LIST_HEAD
  iptunnel: Set tun_flags in the iptunnel_metadata_reply from src
  net/mlx5e: fix semicolon.cocci warnings
  staging: octeon: fix build failure with XFRM enabled
  net: Revert recent Spectre-v1 patches.
  can: af_can: Fix Spectre v1 vulnerability
  packet: validate address length if non-zero
  nfc: af_nfc: Fix Spectre v1 vulnerability
  phonet: af_phonet: Fix Spectre v1 vulnerability
  net: core: Fix Spectre v1 vulnerability
  net: minor cleanup in skb_ext_add()
  net: drop the unused helper skb_ext_get()
  ...
2018-12-27 13:04:52 -08:00
Thinh Nguyen
b6061b1e56 PCI: Move Synopsys HAPS platform device IDs
Move Synopsys HAPS platform device IDs to pci_ids.h so that both
drivers/pci/quirks.c and dwc3-haps driver can reference these IDs.

Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2018-12-17 16:24:39 -06:00
Heiner Kallweit
9206eb0bc5 PCI: add USR vendor id and use it in r8169 and w6692 driver
The PCI vendor id of U.S. Robotics isn't defined in pci_ids.h so far,
only ISDN driver w6692 has a private definition. Move the definition
to pci_ids.h and use it in the r8169 driver too.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-11-11 14:00:05 -08:00
Woods, Brian
be3518a16e x86/amd_nb: Add PCI device IDs for family 17h, model 30h
Add the PCI device IDs for family 17h model 30h, since they are needed
for accessing various registers via the data fabric/SMN interface.

Signed-off-by: Brian Woods <brian.woods@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
CC: Bjorn Helgaas <bhelgaas@google.com>
CC: Clemens Ladisch <clemens@ladisch.de>
CC: Guenter Roeck <linux@roeck-us.net>
CC: "H. Peter Anvin" <hpa@zytor.com>
CC: Ingo Molnar <mingo@redhat.com>
CC: Jean Delvare <jdelvare@suse.com>
CC: Jia Zhang <qianyue.zj@alibaba-inc.com>
CC: <linux-hwmon@vger.kernel.org>
CC: <linux-pci@vger.kernel.org>
CC: Pu Wen <puwen@hygon.cn>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: x86-ml <x86@kernel.org>
Link: http://lkml.kernel.org/r/20181106200754.60722-4-brian.woods@amd.com
2018-11-07 21:36:09 +01:00
Woods, Brian
dedf7dce4c hwmon/k10temp, x86/amd_nb: Consolidate shared device IDs
Consolidate shared PCI_DEVICE_IDs that were scattered through k10temp
and amd_nb, and move them into pci_ids.

Signed-off-by: Brian Woods <brian.woods@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Guenter Roeck <linux@roeck-us.net>
CC: Bjorn Helgaas <bhelgaas@google.com>
CC: Clemens Ladisch <clemens@ladisch.de>
CC: "H. Peter Anvin" <hpa@zytor.com>
CC: Ingo Molnar <mingo@redhat.com>
CC: Jean Delvare <jdelvare@suse.com>
CC: Jia Zhang <qianyue.zj@alibaba-inc.com>
CC: <linux-hwmon@vger.kernel.org>
CC: <linux-pci@vger.kernel.org>
CC: Pu Wen <puwen@hygon.cn>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: x86-ml <x86@kernel.org>
Link: http://lkml.kernel.org/r/20181106200754.60722-2-brian.woods@amd.com
2018-11-07 21:28:04 +01:00
Linus Torvalds
bd6bf7c104 pci-v4.20-changes
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Merge tag 'pci-v4.20-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:

 - Fix ASPM link_state teardown on removal (Lukas Wunner)

 - Fix misleading _OSC ASPM message (Sinan Kaya)

 - Make _OSC optional for PCI (Sinan Kaya)

 - Don't initialize ASPM link state when ACPI_FADT_NO_ASPM is set
   (Patrick Talbert)

 - Remove x86 and arm64 node-local allocation for host bridge structures
   (Punit Agrawal)

 - Pay attention to device-specific _PXM node values (Jonathan Cameron)

 - Support new Immediate Readiness bit (Felipe Balbi)

 - Differentiate between pciehp surprise and safe removal (Lukas Wunner)

 - Remove unnecessary pciehp includes (Lukas Wunner)

 - Drop pciehp hotplug_slot_ops wrappers (Lukas Wunner)

 - Tolerate PCIe Slot Presence Detect being hardwired to zero to
   workaround broken hardware, e.g., the Wilocity switch/wireless device
   (Lukas Wunner)

 - Unify pciehp controller & slot structs (Lukas Wunner)

 - Constify hotplug_slot_ops (Lukas Wunner)

 - Drop hotplug_slot_info (Lukas Wunner)

 - Embed hotplug_slot struct into users instead of allocating it
   separately (Lukas Wunner)

 - Initialize PCIe port service drivers directly instead of relying on
   initcall ordering (Keith Busch)

 - Restore PCI config state after a slot reset (Keith Busch)

 - Save/restore DPC config state along with other PCI config state
   (Keith Busch)

 - Reference count devices during AER handling to avoid race issue with
   concurrent hot removal (Keith Busch)

 - If an Upstream Port reports ERR_FATAL, don't try to read the Port's
   config space because it is probably unreachable (Keith Busch)

 - During error handling, use slot-specific reset instead of secondary
   bus reset to avoid link up/down issues on hotplug ports (Keith Busch)

 - Restore previous AER/DPC handling that does not remove and
   re-enumerate devices on ERR_FATAL (Keith Busch)

 - Notify all drivers that may be affected by error recovery resets
   (Keith Busch)

 - Always generate error recovery uevents, even if a driver doesn't have
   error callbacks (Keith Busch)

 - Make PCIe link active reporting detection generic (Keith Busch)

 - Support D3cold in PCIe hierarchies during system sleep and runtime,
   including hotplug and Thunderbolt ports (Mika Westerberg)

 - Handle hpmemsize/hpiosize kernel parameters uniformly, whether slots
   are empty or occupied (Jon Derrick)

 - Remove duplicated include from pci/pcie/err.c and unused variable
   from cpqphp (YueHaibing)

 - Remove driver pci_cleanup_aer_uncorrect_error_status() calls (Oza
   Pawandeep)

 - Uninline PCI bus accessors for better ftracing (Keith Busch)

 - Remove unused AER Root Port .error_resume method (Keith Busch)

 - Use kfifo in AER instead of a local version (Keith Busch)

 - Use threaded IRQ in AER bottom half (Keith Busch)

 - Use managed resources in AER core (Keith Busch)

 - Reuse pcie_port_find_device() for AER injection (Keith Busch)

 - Abstract AER interrupt handling to disconnect error injection (Keith
   Busch)

 - Refactor AER injection callbacks to simplify future improvments
   (Keith Busch)

 - Remove unused Netronome NFP32xx Device IDs (Jakub Kicinski)

 - Use bitmap_zalloc() for dma_alias_mask (Andy Shevchenko)

 - Add switch fall-through annotations (Gustavo A. R. Silva)

 - Remove unused Switchtec quirk variable (Joshua Abraham)

 - Fix pci.c kernel-doc warning (Randy Dunlap)

 - Remove trivial PCI wrappers for DMA APIs (Christoph Hellwig)

 - Add Intel GPU device IDs to spurious interrupt quirk (Bin Meng)

 - Run Switchtec DMA aliasing quirk only on NTB endpoints to avoid
   useless dmesg errors (Logan Gunthorpe)

 - Update Switchtec NTB documentation (Wesley Yung)

 - Remove redundant "default n" from Kconfig (Bartlomiej Zolnierkiewicz)

 - Avoid panic when drivers enable MSI/MSI-X twice (Tonghao Zhang)

 - Add PCI support for peer-to-peer DMA (Logan Gunthorpe)

 - Add sysfs group for PCI peer-to-peer memory statistics (Logan
   Gunthorpe)

 - Add PCI peer-to-peer DMA scatterlist mapping interface (Logan
   Gunthorpe)

 - Add PCI configfs/sysfs helpers for use by peer-to-peer users (Logan
   Gunthorpe)

 - Add PCI peer-to-peer DMA driver writer's documentation (Logan
   Gunthorpe)

 - Add block layer flag to indicate driver support for PCI peer-to-peer
   DMA (Logan Gunthorpe)

 - Map Infiniband scatterlists for peer-to-peer DMA if they contain P2P
   memory (Logan Gunthorpe)

 - Register nvme-pci CMB buffer as PCI peer-to-peer memory (Logan
   Gunthorpe)

 - Add nvme-pci support for PCI peer-to-peer memory in requests (Logan
   Gunthorpe)

 - Use PCI peer-to-peer memory in nvme (Stephen Bates, Steve Wise,
   Christoph Hellwig, Logan Gunthorpe)

 - Cache VF config space size to optimize enumeration of many VFs
   (KarimAllah Ahmed)

 - Remove unnecessary <linux/pci-ats.h> include (Bjorn Helgaas)

 - Fix VMD AERSID quirk Device ID matching (Jon Derrick)

 - Fix Cadence PHY handling during probe (Alan Douglas)

 - Signal Cadence Endpoint interrupts via AXI region 0 instead of last
   region (Alan Douglas)

 - Write Cadence Endpoint MSI interrupts with 32 bits of data (Alan
   Douglas)

 - Remove redundant controller tests for "device_type == pci" (Rob
   Herring)

 - Document R-Car E3 (R8A77990) bindings (Tho Vu)

 - Add device tree support for R-Car r8a7744 (Biju Das)

 - Drop unused mvebu PCIe capability code (Thomas Petazzoni)

 - Add shared PCI bridge emulation code (Thomas Petazzoni)

 - Convert mvebu to use shared PCI bridge emulation (Thomas Petazzoni)

 - Add aardvark Root Port emulation (Thomas Petazzoni)

 - Support 100MHz/200MHz refclocks for i.MX6 (Lucas Stach)

 - Add initial power management for i.MX7 (Leonard Crestez)

 - Add PME_Turn_Off support for i.MX7 (Leonard Crestez)

 - Fix qcom runtime power management error handling (Bjorn Andersson)

 - Update TI dra7xx unaligned access errata workaround for host mode as
   well as endpoint mode (Vignesh R)

 - Fix kirin section mismatch warning (Nathan Chancellor)

 - Remove iproc PAXC slot check to allow VF support (Jitendra Bhivare)

 - Quirk Keystone K2G to limit MRRS to 256 (Kishon Vijay Abraham I)

 - Update Keystone to use MRRS quirk for host bridge instead of open
   coding (Kishon Vijay Abraham I)

 - Refactor Keystone link establishment (Kishon Vijay Abraham I)

 - Simplify and speed up Keystone link training (Kishon Vijay Abraham I)

 - Remove unused Keystone host_init argument (Kishon Vijay Abraham I)

 - Merge Keystone driver files into one (Kishon Vijay Abraham I)

 - Remove redundant Keystone platform_set_drvdata() (Kishon Vijay
   Abraham I)

 - Rename Keystone functions for uniformity (Kishon Vijay Abraham I)

 - Add Keystone device control module DT binding (Kishon Vijay Abraham
   I)

 - Use SYSCON API to get Keystone control module device IDs (Kishon
   Vijay Abraham I)

 - Clean up Keystone PHY handling (Kishon Vijay Abraham I)

 - Use runtime PM APIs to enable Keystone clock (Kishon Vijay Abraham I)

 - Clean up Keystone config space access checks (Kishon Vijay Abraham I)

 - Get Keystone outbound window count from DT (Kishon Vijay Abraham I)

 - Clean up Keystone outbound window configuration (Kishon Vijay Abraham
   I)

 - Clean up Keystone DBI setup (Kishon Vijay Abraham I)

 - Clean up Keystone ks_pcie_link_up() (Kishon Vijay Abraham I)

 - Fix Keystone IRQ status checking (Kishon Vijay Abraham I)

 - Add debug messages for all Keystone errors (Kishon Vijay Abraham I)

 - Clean up Keystone includes and macros (Kishon Vijay Abraham I)

 - Fix Mediatek unchecked return value from devm_pci_remap_iospace()
   (Gustavo A. R. Silva)

 - Fix Mediatek endpoint/port matching logic (Honghui Zhang)

 - Change Mediatek Root Port Class Code to PCI_CLASS_BRIDGE_PCI (Honghui
   Zhang)

 - Remove redundant Mediatek PM domain check (Honghui Zhang)

 - Convert Mediatek to pci_host_probe() (Honghui Zhang)

 - Fix Mediatek MSI enablement (Honghui Zhang)

 - Add Mediatek system PM support for MT2712 and MT7622 (Honghui Zhang)

 - Add Mediatek loadable module support (Honghui Zhang)

 - Detach VMD resources after stopping root bus to prevent orphan
   resources (Jon Derrick)

 - Convert pcitest build process to that used by other tools (iio, perf,
   etc) (Gustavo Pimentel)

* tag 'pci-v4.20-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (140 commits)
  PCI/AER: Refactor error injection fallbacks
  PCI/AER: Abstract AER interrupt handling
  PCI/AER: Reuse existing pcie_port_find_device() interface
  PCI/AER: Use managed resource allocations
  PCI: pcie: Remove redundant 'default n' from Kconfig
  PCI: aardvark: Implement emulated root PCI bridge config space
  PCI: mvebu: Convert to PCI emulated bridge config space
  PCI: mvebu: Drop unused PCI express capability code
  PCI: Introduce PCI bridge emulated config space common logic
  PCI: vmd: Detach resources after stopping root bus
  nvmet: Optionally use PCI P2P memory
  nvmet: Introduce helper functions to allocate and free request SGLs
  nvme-pci: Add support for P2P memory in requests
  nvme-pci: Use PCI p2pmem subsystem to manage the CMB
  IB/core: Ensure we map P2P memory correctly in rdma_rw_ctx_[init|destroy]()
  block: Add PCI P2P flag for request queue
  PCI/P2PDMA: Add P2P DMA driver writer's documentation
  docs-rst: Add a new directory for PCI documentation
  PCI/P2PDMA: Introduce configfs/sysfs enable attribute helpers
  PCI/P2PDMA: Add PCI p2pmem DMA mappings to adjust the bus offset
  ...
2018-10-25 06:50:48 -07:00
Linus Torvalds
fec98069fb Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 cpu updates from Ingo Molnar:
 "The main changes in this cycle were:

   - Add support for the "Dhyana" x86 CPUs by Hygon: these are licensed
     based on the AMD Zen architecture, and are built and sold in China,
     for domestic datacenter use. The code is pretty close to AMD
     support, mostly with a few quirks and enumeration differences. (Pu
     Wen)

   - Enable CPUID support on Cyrix 6x86/6x86L processors"

* 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  tools/cpupower: Add Hygon Dhyana support
  cpufreq: Add Hygon Dhyana support
  ACPI: Add Hygon Dhyana support
  x86/xen: Add Hygon Dhyana support to Xen
  x86/kvm: Add Hygon Dhyana support to KVM
  x86/mce: Add Hygon Dhyana support to the MCA infrastructure
  x86/bugs: Add Hygon Dhyana to the respective mitigation machinery
  x86/apic: Add Hygon Dhyana support
  x86/pci, x86/amd_nb: Add Hygon Dhyana support to PCI and northbridge
  x86/amd_nb: Check vendor in AMD-only functions
  x86/alternative: Init ideal_nops for Hygon Dhyana
  x86/events: Add Hygon Dhyana support to PMU infrastructure
  x86/smpboot: Do not use BSP INIT delay and MWAIT to idle on Dhyana
  x86/cpu/mtrr: Support TOP_MEM2 and get MTRR number
  x86/cpu: Get cache info and setup cache cpumap for Hygon Dhyana
  x86/cpu: Create Hygon Dhyana architecture support file
  x86/CPU: Change query logic so CPUID is enabled before testing
  x86/CPU: Use correct macros for Cyrix calls
2018-10-23 16:16:40 +01:00
Pu Wen
c6babb5806 x86/pci, x86/amd_nb: Add Hygon Dhyana support to PCI and northbridge
Hygon's PCI vendor ID is 0x1d94, and there are PCI devices
0x1450/0x1463/0x1464 for the host bridge on the Hygon Dhyana platform.
Add Hygon Dhyana support to the PCI and northbridge subsystems by using
the code path of AMD family 17h.

 [ bp: Massage commit message, sort local vars into reverse xmas tree
   order and move the amd_northbridges.num check up. ]

Signed-off-by: Pu Wen <puwen@hygon.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>	# pci_ids.h
Cc: tglx@linutronix.de
Cc: mingo@redhat.com
Cc: hpa@zytor.com
Cc: x86@kernel.org
Cc: thomas.lendacky@amd.com
Cc: helgaas@kernel.org
Cc: linux-pci@vger.kernel.org
Link: https://lkml.kernel.org/r/5f8877bd413f2ea0833378dd5454df0720e1c0df.1537885177.git.puwen@hygon.cn
2018-09-27 18:28:58 +02:00
Corey Minyard
05c3d05608 pci:ipmi: Move IPMI PCI class id defines to pci_ids.h
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
2018-09-18 16:15:33 -05:00
Jakub Kicinski
1ccce46c5e PCI: Remove unused NFP32xx IDs
Defines for NFP32xx are no longer used anywhere, remove them.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2018-09-17 16:35:13 -05:00
Anthony Wong
9fd0e09a4e r8169: add support for NCube 8168 network card
This card identifies itself as:
  Ethernet controller [0200]: NCube Device [10ff:8168] (rev 06)
  Subsystem: TP-LINK Technologies Co., Ltd. Device [7470:3468]

Adding a new entry to rtl8169_pci_tbl makes the card work.

Link: http://launchpad.net/bugs/1788730
Signed-off-by: Anthony Wong <anthony.wong@ubuntu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-03 19:05:13 -07:00
Bjorn Helgaas
e7aaf90f9d Merge branch 'pci/switchtec'
- Add DMA alias quirk for Microsemi Switchtec NTB (Doug Meyer)

  - Expand documentation for pci_add_dma_alias() (Logan Gunthorpe)

* pci/switchtec:
  PCI: Expand documentation for pci_add_dma_alias()
  PCI: Add DMA alias quirk for Microsemi Switchtec NTB
  switchtec: Use generic PCI Vendor ID and Class Code

# Conflicts:
#	drivers/pci/quirks.c
2018-08-15 14:59:03 -05:00
Jakub Kicinski
2538fb89b8 PCI: Limit config space size for Netronome NFP5000
Like the NFP4000 and NFP6000, the NFP5000 as an erratum where reading/
writing to PCI config space addresses above 0x600 can cause the NFP to
generate PCIe completion timeouts.

Limit the NFP5000's PF's config space size to 0x600 bytes as is already
done for the NFP4000 and NFP6000.

The NFP5000's VF is 0x6003 (PCI_DEVICE_ID_NETRONOME_NFP6000_VF), the same
device ID as the NFP6000's VF.  Thus, its config space is already limited
by the existing use of quirk_nfp6000().

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Tony Egan <tony.egan@netronome.com>
2018-08-14 19:10:14 -05:00
Doug Meyer
cfdfc14e7f switchtec: Use generic PCI Vendor ID and Class Code
Move the Microsemi Switchtec PCI Vendor ID (same as
PCI_VENDOR_ID_PMC_Sierra) to pci_ids.h.   Also, replace Microsemi class
constants with the standard PCI definitions.

Signed-off-by: Doug Meyer <dmeyer@gigaio.com>
[bhelgaas: restore SPDX (I assume it was removed by mistake), remove
device ID definitions]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
2018-06-29 20:16:44 -05:00
Bjorn Helgaas
73144d77cb Merge branch 'lorenzo/pci/vmd'
- support VMD "membar shadow" feature (Jon Derrick)

  - support VMD bus number offsets (Jon Derrick)

  - add VMD "no AER source ID" quirk for more device IDs (Jon Derrick)

* lorenzo/pci/vmd:
  PCI: vmd: Add an additional VMD device id to driver device id table
  x86/PCI: Add additional VMD device root ports to VMD AER quirk
  PCI: vmd: Add offset to bus numbers if necessary
  PCI: vmd: Assign membar addresses from shadow registers
  PCI: Add Intel VMD devices to pci ids
2018-06-06 16:10:45 -05:00
Bjorn Helgaas
cc64520f97 Merge branch 'lorenzo/pci/mediatek'
- implement Mediatek chained IRQ handling (Honghui Zhang)

  - fix vendor ID & class type for Mediatek MT7622 (Honghui Zhang)

* lorenzo/pci/mediatek:
  PCI: mediatek: Implement chained IRQ handling setup
  PCI: mediatek: Set up vendor ID and class type for MT7622

# Conflicts:
#	drivers/pci/host/Kconfig
2018-06-06 16:10:37 -05:00
Bjorn Helgaas
fd83941d50 Merge branch 'pci/virtualization'
- add generic enable function for simple SR-IOV hardware (Alexander
    Duyck)

  - use generic SR-IOV enable for ena, nvme (Alexander Duyck)

  - add ACS quirk for Intel 7th & 8th Gen mobile (Alex Williamson)

  - add ACS quirk for Intel 300 series (Mika Westerberg)

* pci/virtualization:
  PCI/IOV: Allow PF drivers to limit total_VFs to 0
  PCI: Add "pci=noats" boot parameter
  PCI: Add ACS quirk for Intel 300 series
  PCI: Add ACS quirk for Intel 7th & 8th Gen mobile
  nvme-pci: Use pci_sriov_configure_simple() to enable VFs
  net: ena: Use pci_sriov_configure_simple() to enable VFs
  PCI/IOV: Add pci-pf-stub driver for PFs that only enable VFs
  PCI/IOV: Add pci_sriov_configure_simple()
2018-06-06 16:10:21 -05:00
Mika Westerberg
90cc0c3cc7 PCI: shpchp: Add shpchp_is_native()
In the same way we do for pciehp, add shpchp_is_native(), which returns
true if the bridge should be handled by the native SHPC driver.  Then
convert the driver to use this function.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2018-06-04 12:08:06 -05:00
Jon Derrick
8b22f3d2f6 PCI: Add Intel VMD devices to pci ids
Add the Intel VMD device ids to the pci id database and update the VMD
driver.

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
2018-05-24 17:39:39 +01:00
Bjorn Helgaas
333c8c1216 PCI: Add Qualcomm vendor ID
Add the Qualcomm vendor ID to pci_ids.h and use it in quirks.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2018-05-07 15:52:55 -05:00
Honghui Zhang
101c92dc80 PCI: mediatek: Set up vendor ID and class type for MT7622
MT7622's hardware default value of vendor ID and class type is not correct,
fix that by setup the correct values before linkup with Endpoint.

Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
2018-05-04 12:25:45 +01:00
Alexander Duyck
a8ccf8a666 PCI/IOV: Add pci-pf-stub driver for PFs that only enable VFs
Some SR-IOV PF devices provide no functionality other than acting as a
means of enabling VFs.  For these devices, we want to enable the VFs and
assign them to guest virtual machines, but there's no need to have a driver
for the PF itself.

Add a new pci-pf-stub driver to claim those PF devices and provide the
generic VF enable functionality.  An administrator can use the sysfs
"sriov_numvfs" file to enable VFs, then assign them to guests.

For now I only have one example ID provided by Amazon in terms of devices
that require this functionality.  The general idea is that in the future we
will see other devices added as vendors come up with devices where the PF
is more or less just a lightweight shim used to allocate VFs.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
[bhelgaas: changelog]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Greg Rose <gvrose8192@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
2018-04-24 16:47:16 -05:00
Linus Torvalds
3c0d551e02 pci-v4.17-changes
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Merge tag 'pci-v4.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:

 - move pci_uevent_ers() out of pci.h (Michael Ellerman)

 - skip ASPM common clock warning if BIOS already configured it (Sinan
   Kaya)

 - fix ASPM Coverity warning about threshold_ns (Gustavo A. R. Silva)

 - remove last user of pci_get_bus_and_slot() and the function itself
   (Sinan Kaya)

 - add decoding for 16 GT/s link speed (Jay Fang)

 - add interfaces to get max link speed and width (Tal Gilboa)

 - add pcie_bandwidth_capable() to compute max supported link bandwidth
   (Tal Gilboa)

 - add pcie_bandwidth_available() to compute bandwidth available to
   device (Tal Gilboa)

 - add pcie_print_link_status() to log link speed and whether it's
   limited (Tal Gilboa)

 - use PCI core interfaces to report when device performance may be
   limited by its slot instead of doing it in each driver (Tal Gilboa)

 - fix possible cpqphp NULL pointer dereference (Shawn Lin)

 - rescan more of the hierarchy on ACPI hotplug to fix Thunderbolt/xHCI
   hotplug (Mika Westerberg)

 - add support for PCI I/O port space that's neither directly accessible
   via CPU in/out instructions nor directly mapped into CPU physical
   memory space. This is fairly intrusive and includes minor changes to
   interfaces used for I/O space on most platforms (Zhichang Yuan, John
   Garry)

 - add support for HiSilicon Hip06/Hip07 LPC I/O space (Zhichang Yuan,
   John Garry)

 - use PCI_EXP_DEVCTL2_COMP_TIMEOUT in rapidio/tsi721 (Bjorn Helgaas)

 - remove possible NULL pointer dereference in of_pci_bus_find_domain_nr()
   (Shawn Lin)

 - report quirk timings with dev_info (Bjorn Helgaas)

 - report quirks that take longer than 10ms (Bjorn Helgaas)

 - add and use Altera Vendor ID (Johannes Thumshirn)

 - tidy Makefiles and comments (Bjorn Helgaas)

 - don't set up INTx if MSI or MSI-X is enabled to align cris, frv,
   ia64, and mn10300 with x86 (Bjorn Helgaas)

 - move pcieport_if.h to drivers/pci/pcie/ to encapsulate it (Frederick
   Lawler)

 - merge pcieport_if.h into portdrv.h (Bjorn Helgaas)

 - move workaround for BIOS PME issue from portdrv to PCI core (Bjorn
   Helgaas)

 - completely disable portdrv with "pcie_ports=compat" (Bjorn Helgaas)

 - remove portdrv link order dependency (Bjorn Helgaas)

 - remove support for unused VC portdrv service (Bjorn Helgaas)

 - simplify portdrv feature permission checking (Bjorn Helgaas)

 - remove "pcie_hp=nomsi" parameter (use "pci=nomsi" instead) (Bjorn
   Helgaas)

 - remove unnecessary "pcie_ports=auto" parameter (Bjorn Helgaas)

 - use cached AER capability offset (Frederick Lawler)

 - don't enable DPC if BIOS hasn't granted AER control (Mika Westerberg)

 - rename pcie-dpc.c to dpc.c (Bjorn Helgaas)

 - use generic pci_mmap_resource_range() instead of powerpc and xtensa
   arch-specific versions (David Woodhouse)

 - support arbitrary PCI host bridge offsets on sparc (Yinghai Lu)

 - remove System and Video ROM reservations on sparc (Bjorn Helgaas)

 - probe for device reset support during enumeration instead of runtime
   (Bjorn Helgaas)

 - add ACS quirk for Ampere (née APM) root ports (Feng Kan)

 - add function 1 DMA alias quirk for Marvell 88SE9220 (Thomas
   Vincent-Cross)

 - protect device restore with device lock (Sinan Kaya)

 - handle failure of FLR gracefully (Sinan Kaya)

 - handle CRS (config retry status) after device resets (Sinan Kaya)

 - skip various config reads for SR-IOV VFs as an optimization
   (KarimAllah Ahmed)

 - consolidate VPD code in vpd.c (Bjorn Helgaas)

 - add Tegra dependency on PCI_MSI_IRQ_DOMAIN (Arnd Bergmann)

 - add DT support for R-Car r8a7743 (Biju Das)

 - fix a PCI_EJECT vs PCI_BUS_RELATIONS race condition in Hyper-V host
   bridge driver that causes a general protection fault (Dexuan Cui)

 - fix Hyper-V host bridge hang in MSI setup on 1-vCPU VMs with SR-IOV
   (Dexuan Cui)

 - fix Hyper-V host bridge hang when ejecting a VF before setting up MSI
   (Dexuan Cui)

 - make several structures static (Fengguang Wu)

 - increase number of MSI IRQs supported by Synopsys DesignWare bridges
   from 32 to 256 (Gustavo Pimentel)

 - implemented multiplexed IRQ domain API and remove obsolete MSI IRQ
   API from DesignWare drivers (Gustavo Pimentel)

 - add Tegra power management support (Manikanta Maddireddy)

 - add Tegra loadable module support (Manikanta Maddireddy)

 - handle 64-bit BARs correctly in endpoint support (Niklas Cassel)

 - support optional regulator for HiSilicon STB (Shawn Guo)

 - use regulator bulk API for Qualcomm apq8064 (Srinivas Kandagatla)

 - support power supplies for Qualcomm msm8996 (Srinivas Kandagatla)

* tag 'pci-v4.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (123 commits)
  MAINTAINERS: Add John Garry as maintainer for HiSilicon LPC driver
  HISI LPC: Add ACPI support
  ACPI / scan: Do not enumerate Indirect IO host children
  ACPI / scan: Rename acpi_is_serial_bus_slave() for more general use
  HISI LPC: Support the LPC host on Hip06/Hip07 with DT bindings
  of: Add missing I/O range exception for indirect-IO devices
  PCI: Apply the new generic I/O management on PCI IO hosts
  PCI: Add fwnode handler as input param of pci_register_io_range()
  PCI: Remove __weak tag from pci_register_io_range()
  MAINTAINERS: Add missing /drivers/pci/cadence directory entry
  fm10k: Report PCIe link properties with pcie_print_link_status()
  net/mlx5e: Use pcie_bandwidth_available() to compute bandwidth
  net/mlx5: Report PCIe link properties with pcie_print_link_status()
  net/mlx4_core: Report PCIe link properties with pcie_print_link_status()
  PCI: Add pcie_print_link_status() to log link speed and whether it's limited
  PCI: Add pcie_bandwidth_available() to compute bandwidth available to device
  misc: pci_endpoint_test: Handle 64-bit BARs properly
  PCI: designware-ep: Make dw_pcie_ep_reset_bar() handle 64-bit BARs properly
  PCI: endpoint: Make sure that BAR_5 does not have 64-bit flag set when clearing
  PCI: endpoint: Make epc->ops->clear_bar()/pci_epc_clear_bar() take struct *epf_bar
  ...
2018-04-06 18:31:06 -07:00
Linus Torvalds
06dd3dfeea Char/Misc patches for 4.17-rc1
Here is the big set of char/misc driver patches for 4.17-rc1.
 
 There are a lot of little things in here, nothing huge, but all
 important to the different hardware types involved:
 	- thunderbolt driver updates
 	- parport updates (people still care...)
 	- nvmem driver updates
 	- mei updates (as always)
 	- hwtracing driver updates
 	- hyperv driver updates
 	- extcon driver updates
 	- and a handfull of even smaller driver subsystem and individual
 	  driver updates
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc updates from Greg KH:
 "Here is the big set of char/misc driver patches for 4.17-rc1.

  There are a lot of little things in here, nothing huge, but all
  important to the different hardware types involved:

   -  thunderbolt driver updates

   -  parport updates (people still care...)

   -  nvmem driver updates

   -  mei updates (as always)

   -  hwtracing driver updates

   -  hyperv driver updates

   -  extcon driver updates

   -  ... and a handful of even smaller driver subsystem and individual
      driver updates

  All of these have been in linux-next with no reported issues"

* tag 'char-misc-4.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (149 commits)
  hwtracing: Add HW tracing support menu
  intel_th: Add ACPI glue layer
  intel_th: Allow forcing host mode through drvdata
  intel_th: Pick up irq number from resources
  intel_th: Don't touch switch routing in host mode
  intel_th: Use correct method of finding hub
  intel_th: Add SPDX GPL-2.0 header to replace GPLv2 boilerplate
  stm class: Make dummy's master/channel ranges configurable
  stm class: Add SPDX GPL-2.0 header to replace GPLv2 boilerplate
  MAINTAINERS: Bestow upon myself the care for drivers/hwtracing
  hv: add SPDX license id to Kconfig
  hv: add SPDX license to trace
  Drivers: hv: vmbus: do not mark HV_PCIE as perf_device
  Drivers: hv: vmbus: respect what we get from hv_get_synint_state()
  /dev/mem: Avoid overwriting "err" in read_mem()
  eeprom: at24: use SPDX identifier instead of GPL boiler-plate
  eeprom: at24: simplify the i2c functionality checking
  eeprom: at24: fix a line break
  eeprom: at24: tweak newlines
  eeprom: at24: refactor at24_probe()
  ...
2018-04-04 20:07:20 -07:00