diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-26 11:41:08 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-26 11:41:08 -0800 |
commit | 70a3a06d01ed9ca887316a881813cdefb8a20170 (patch) | |
tree | fbdb7982040ba77818e4b738d76eef8bb06fb47f /drivers/infiniband/hw/mlx4/main.c | |
parent | f6c0ffa8f0b0781f4954cb06f0a81d6c10c1b434 (diff) | |
parent | ef4e359d9b9e2dc022f79840fd207796b524a893 (diff) |
Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
Pull infiniband update from Roland Dreier:
"Main batch of InfiniBand/RDMA changes for 3.9:
- SRP error handling fixes from Bart Van Assche
- Implementation of memory windows for mlx4 from Shani Michaeli
- Lots of cxgb4 HW driver fixes from Vipul Pandya
- Make iSER work for virtual functions, other fixes from Or Gerlitz
- Fix for bug in qib HW driver from Mike Marciniszyn
- IPoIB fixes from me, Itai Garbi, Shlomo Pongratz, Yan Burman
- Various cleanups and warning fixes from Julia Lawall, Paul Bolle,
Wei Yongjun"
* tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (41 commits)
IB/mlx4: Advertise MW support
IB/mlx4: Support memory window binding
mlx4: Implement memory windows allocation and deallocation
mlx4_core: Enable memory windows in {INIT, QUERY}_HCA
mlx4_core: Disable memory windows for virtual functions
IPoIB: Free ipoib neigh on path record failure so path rec queries are retried
IB/srp: Fail I/O requests if the transport is offline
IB/srp: Avoid endless SCSI error handling loop
IB/srp: Avoid sending a task management function needlessly
IB/srp: Track connection state properly
IB/mlx4: Remove redundant NULL check before kfree
IB/mlx4: Fix compiler warning about uninitialized 'vlan' variable
IB/mlx4: Convert is_xxx variables in build_mlx_header() to bool
IB/iser: Enable iser when FMRs are not supported
IB/iser: Avoid error prints on EAGAIN registration failures
IB/iser: Use proper define for the commands per LUN value advertised to SCSI ML
IB/uverbs: Implement memory windows support in uverbs
IB/core: Add "type 2" memory windows support
mlx4_core: Propagate MR deregistration failures to caller
mlx4_core: Rename MPT-related functions to have mpt_ prefix
...
Diffstat (limited to 'drivers/infiniband/hw/mlx4/main.c')
-rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index e7d81c0d1ac5..23d734349d8e 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -137,6 +137,14 @@ static int mlx4_ib_query_device(struct ib_device *ibdev, props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS; if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) props->device_cap_flags |= IB_DEVICE_XRC; + if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW) + props->device_cap_flags |= IB_DEVICE_MEM_WINDOW; + if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN) { + if (dev->dev->caps.bmme_flags & MLX4_BMME_FLAG_WIN_TYPE_2B) + props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2B; + else + props->device_cap_flags |= IB_DEVICE_MEM_WINDOW_TYPE_2A; + } props->vendor_id = be32_to_cpup((__be32 *) (out_mad->data + 36)) & 0xffffff; @@ -1434,6 +1442,17 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) ibdev->ib_dev.dealloc_fmr = mlx4_ib_fmr_dealloc; } + if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW || + dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN) { + ibdev->ib_dev.alloc_mw = mlx4_ib_alloc_mw; + ibdev->ib_dev.bind_mw = mlx4_ib_bind_mw; + ibdev->ib_dev.dealloc_mw = mlx4_ib_dealloc_mw; + + ibdev->ib_dev.uverbs_cmd_mask |= + (1ull << IB_USER_VERBS_CMD_ALLOC_MW) | + (1ull << IB_USER_VERBS_CMD_DEALLOC_MW); + } + if (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) { ibdev->ib_dev.alloc_xrcd = mlx4_ib_alloc_xrcd; ibdev->ib_dev.dealloc_xrcd = mlx4_ib_dealloc_xrcd; @@ -1601,8 +1620,7 @@ static void do_slave_init(struct mlx4_ib_dev *ibdev, int slave, int do_init) spin_unlock_irqrestore(&ibdev->sriov.going_down_lock, flags); } out: - if (dm) - kfree(dm); + kfree(dm); return; } |