[GIT PULL] Please pull RDMA subsystem changes

[Jason Gunthorpe <jgg@nvidia.com>]

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Hi Linus,

Here are the changes for RDMA for this cycle, there was a small rxe
conflict with v6.4 that I resolved in the usual way.

Thanks,
Jason

The following changes since commit 6995e2de6891c724bfeb2db33d7b87775f913ad1:

  Linux 6.4 (2023-06-25 16:29:58 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git tags/for-linus

for you to fetch changes up to 5f004bcaee4cb552cf1b46a505f18f08777db7e5:

  Merge tag 'v6.4' into rdma.git for-next (2023-06-27 14:06:29 -0300)

----------------------------------------------------------------
v6.5 merge window RDMA pull request

This cycle saw a focus on rxe and bnxt_re drivers:

- Code cleanups for irdma, rxe, rtrs, hns, vmw_pvrdma

- rxe uses workqueues instead of tasklets

- rxe has better compliance around access checks for MRs and rereg_mr

- mana supportst he 'v2' FW interface for RX coalescing

- hfi1 bug fix for stale cache entries in its MR cache

- mlx5 buf fix to handle FW failures when destroying QPs

- erdma HW has a new doorbell allocation mechanism for uverbs that is
  secure

- Lots of small cleanups and rework in bnxt_re
   * Use the common mmap functions
   * Support disassociation
   * Improve FW command flow

- bnxt_re support for "low latency push", this allows a packet

----------------------------------------------------------------
Arnd Bergmann (1):
      RDMA/irdma: avoid fortify-string warning in irdma_clr_wqes

Bob Pearson (10):
      RDMA/rxe: Add workqueue support for rxe tasks
      RDMA/rxe: Rename IB_ACCESS_REMOTE
      RDMA//rxe: Optimize send path in rxe_resp.c
      RDMA/rxe: Fix access checks in rxe_check_bind_mw
      RDMA/rxe: Introduce rxe access supported flags
      RDMA/rxe: Let rkey == lkey for local access
      RDMA/rxe: Implement rereg_user_mr
      RDMA/rxe: Send last wqe reached event on qp cleanup
      RDMA/rxe: Fixes mr access supported list
      RDMA/rxe: Simplify cq->notify code

Brendan Cunningham (3):
      IB/hfi1: Fix wrong mmu_node used for user SDMA packet after invalidate
      IB/hfi1: Add mmu_rb_node refcount to hfi1_mmu_rb_template tracepoints
      IB/hfi1: Remove unused struct mmu_rb_ops fields .insert, .invalidate

Bryan Tan (1):
      RDMA/vmw_pvrdma: Remove unnecessary check on wr->opcode

Cheng Xu (4):
      RDMA/erdma: Configure PAGE_SIZE to hardware
      RDMA/erdma: Allocate doorbell resources from hardware
      RDMA/erdma: Associate QPs/CQs with doorbells for authorization
      RDMA/erdma: Refactor the original doorbell allocation mechanism

Chengchang Tang (2):
      RDMA/hns: Fix hns_roce_table_get return value
      RDMA/hns: Add clear_hem return value to log

Colin Ian King (1):
      RDMA/bnxt_re: Fix spelling mistake "priviledged" -> "privileged"

Daisuke Matsuda (1):
      RDMA/rxe: Fix comments about removed tasklets

Dan Carpenter (1):
      RDMA/bnxt_re: Fix an IS_ERR() vs NULL check

Jason Gunthorpe (1):
      Merge tag 'v6.4' into rdma.git for-next

Junxian Huang (1):
      RDMA/hns: Remove unnecessary QP type checks

Kalesh AP (6):
      RDMA/bnxt_re: Fix to remove unnecessary return labels
      RDMA/bnxt_re: Use unique names while registering interrupts
      RDMA/bnxt_re: Remove a redundant check inside bnxt_re_update_gid
      RDMA/bnxt_re: Fix to remove an unnecessary log
      RDMA/bnxt_re: Return directly without goto jumps
      RDMA/bnxt_re: Remove unnecessary checks

Kamal Heib (3):
      RDMA/irdma: Return void from irdma_init_iw_device()
      RDMA/irdma: Return void from irdma_init_rdma_device()
      RDMA/irdma: Move iw device ops initialization

Kashyap Desai (19):
      RDMA/bnxt_re: wraparound mbox producer index
      RDMA/bnxt_re: Avoid calling wake_up threads from spin_lock context
      RDMA/bnxt_re: remove virt_func check while creating RoCE FW channel
      RDMA/bnxt_re: set fixed command queue depth
      RDMA/bnxt_re: Enhance the existing functions that wait for FW responses
      RDMA/bnxt_re: Avoid the command wait if firmware is inactive
      RDMA/bnxt_re: use shadow qd while posting non blocking rcfw command
      RDMA/bnxt_re: Simplify the function that sends the FW commands
      RDMA/bnxt_re: add helper function __poll_for_resp
      RDMA/bnxt_re: handle command completions after driver detect a timedout
      RDMA/bnxt_re: Add firmware stall check detection
      RDMA/bnxt_re: post destroy_ah for delayed completion of AH creation
      RDMA/bnxt_re: consider timeout of destroy ah as success.
      RDMA/bnxt_re: cancel all control path command waiters upon error
      RDMA/bnxt_re: use firmware provided max request timeout
      RDMA/bnxt_re: remove redundant cmdq_bitmap
      RDMA/bnxt_re: optimize the parameters passed to helper functions
      RDMA/bnxt_re: Remove incorrect return check from slow path
      RDMA/bnxt_re: Refactor code around bnxt_qplib_map_rc()

Leon Romanovsky (2):
      RDMA/mlx5: Reduce QP table exposure
      RDMA/bnxt_re: Initialize opcode while sending message

Li Zhijian (1):
      RDMA/rtrs: Remove duplicate cq_num assignment

Long Li (1):
      RDMA/mana_ib: Use v2 version of cfg_rx_steer_req to enable RX coalescing

Nicolas Morey (1):
      RDMA/rxe: Remove dangling declaration of rxe_cq_disable()

Patrisious Haddad (3):
      net/mlx5: Nullify qp->dbg pointer post destruction
      RDMA/mlx5: Handle DCT QP logic separately from low level QP interface
      RDMA/mlx5: Return the firmware result upon destroying QP/RQ

Selvin Xavier (8):
      RDMA/bnxt_re: Disable/kill tasklet only if it is enabled
      RDMA/bnxt_re: Use the common mmap helper functions
      RDMA/bnxt_re: Add disassociate ucontext support
      RDMA/bnxt_re: Optimize the bnxt_re_init_hwrm_hdr usage
      RDMA/bnxt_re: Query function capabilities from firmware
      RDMA/bnxt_re: Move the interface version to chip context structure
      RDMA/bnxt_re: Reorg the bar mapping
      RDMA/bnxt_re: Enable low latency push

Yang Li (2):
      RDMA/cma: Remove NULL check before dev_{put, hold}
      RDMA/bnxt_re: Remove duplicated include in bnxt_re/main.c

 drivers/infiniband/core/cma.c                     |   3 +-
 drivers/infiniband/hw/bnxt_re/bnxt_re.h           |   5 +
 drivers/infiniband/hw/bnxt_re/ib_verbs.c          | 292 +++++++++-
 drivers/infiniband/hw/bnxt_re/ib_verbs.h          |  19 +
 drivers/infiniband/hw/bnxt_re/main.c              | 192 +++++--
 drivers/infiniband/hw/bnxt_re/qplib_fp.c          | 104 ++--
 drivers/infiniband/hw/bnxt_re/qplib_fp.h          |   2 +-
 drivers/infiniband/hw/bnxt_re/qplib_rcfw.c        | 664 +++++++++++++++++-----
 drivers/infiniband/hw/bnxt_re/qplib_rcfw.h        |  52 +-
 drivers/infiniband/hw/bnxt_re/qplib_res.c         | 177 ++++--
 drivers/infiniband/hw/bnxt_re/qplib_res.h         |  34 +-
 drivers/infiniband/hw/bnxt_re/qplib_sp.c          |  19 +-
 drivers/infiniband/hw/bnxt_re/qplib_sp.h          |   5 +-
 drivers/infiniband/hw/erdma/erdma.h               |  16 +-
 drivers/infiniband/hw/erdma/erdma_hw.h            |  64 ++-
 drivers/infiniband/hw/erdma/erdma_main.c          |  53 +-
 drivers/infiniband/hw/erdma/erdma_verbs.c         | 178 +++---
 drivers/infiniband/hw/erdma/erdma_verbs.h         |  13 +-
 drivers/infiniband/hw/hfi1/ipoib_tx.c             |   4 +-
 drivers/infiniband/hw/hfi1/mmu_rb.c               | 108 ++--
 drivers/infiniband/hw/hfi1/mmu_rb.h               |  10 +-
 drivers/infiniband/hw/hfi1/sdma.c                 |  23 +-
 drivers/infiniband/hw/hfi1/sdma.h                 |  47 +-
 drivers/infiniband/hw/hfi1/sdma_txreq.h           |   2 +
 drivers/infiniband/hw/hfi1/trace_mmu.h            |  48 +-
 drivers/infiniband/hw/hfi1/user_sdma.c            | 137 ++---
 drivers/infiniband/hw/hfi1/user_sdma.h            |   1 -
 drivers/infiniband/hw/hfi1/vnic_sdma.c            |   4 +-
 drivers/infiniband/hw/hns/hns_roce_hem.c          |  51 +-
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c        |  24 +-
 drivers/infiniband/hw/irdma/uk.c                  |  10 +-
 drivers/infiniband/hw/irdma/verbs.c               |  41 +-
 drivers/infiniband/hw/mana/qp.c                   |   5 +-
 drivers/infiniband/hw/mlx5/mlx5_ib.h              |   1 +
 drivers/infiniband/hw/mlx5/qp.h                   |  12 +-
 drivers/infiniband/hw/mlx5/qpc.c                  |  93 +--
 drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c      |   8 -
 drivers/infiniband/sw/rxe/rxe.c                   |   9 +-
 drivers/infiniband/sw/rxe/rxe_comp.c              |   2 +-
 drivers/infiniband/sw/rxe/rxe_cq.c                |   5 +-
 drivers/infiniband/sw/rxe/rxe_loc.h               |   2 -
 drivers/infiniband/sw/rxe/rxe_mr.c                |  21 +-
 drivers/infiniband/sw/rxe/rxe_mw.c                |  22 +-
 drivers/infiniband/sw/rxe/rxe_opcode.h            |   3 +
 drivers/infiniband/sw/rxe/rxe_param.h             |   2 +-
 drivers/infiniband/sw/rxe/rxe_qp.c                |   7 +
 drivers/infiniband/sw/rxe/rxe_req.c               |   2 +-
 drivers/infiniband/sw/rxe/rxe_resp.c              |  25 +-
 drivers/infiniband/sw/rxe/rxe_task.c              | 110 ++--
 drivers/infiniband/sw/rxe/rxe_task.h              |   6 +-
 drivers/infiniband/sw/rxe/rxe_verbs.c             |  45 +-
 drivers/infiniband/sw/rxe/rxe_verbs.h             |  21 +
 drivers/infiniband/ulp/rtrs/rtrs-clt.c            |   1 -
 drivers/net/ethernet/mellanox/mlx5/core/debugfs.c |   6 +-
 drivers/net/ethernet/microsoft/mana/mana_en.c     |   5 +-
 include/linux/mlx5/driver.h                       |  10 -
 include/net/mana/mana.h                           |   4 +-
 include/uapi/rdma/bnxt_re-abi.h                   |  27 +
 58 files changed, 1955 insertions(+), 901 deletions(-)

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