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| author | Dennis Dalessandro | 2016-01-06 18:51:48 +0100 |
|---|---|---|
| committer | Doug Ledford | 2016-03-11 02:37:05 +0100 |
| commit | 8afd32eb58b6885fc3e268c69b1b1b627aa2afaf (patch) | |
| tree | 6a7ad4e7c6efe75d90a726936dce5425ecfce6ac /drivers/infiniband/sw/rdmavt/vt.c | |
| parent | IB/rdmavt: Consolidate dma ops in rdmavt. (diff) | |
| download | kernel-qcow2-linux-8afd32eb58b6885fc3e268c69b1b1b627aa2afaf.tar.gz kernel-qcow2-linux-8afd32eb58b6885fc3e268c69b1b1b627aa2afaf.tar.xz kernel-qcow2-linux-8afd32eb58b6885fc3e268c69b1b1b627aa2afaf.zip | |
IB/rdmavt: Add protection domain to rdmavt.
Add datastructure for and allocation/deallocation of protection domains for
RDMAVT.
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/sw/rdmavt/vt.c')
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/vt.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c index d82fddad585d..b65cde435f19 100644 --- a/drivers/infiniband/sw/rdmavt/vt.c +++ b/drivers/infiniband/sw/rdmavt/vt.c @@ -76,9 +76,21 @@ int rvt_register_device(struct rvt_dev_info *rdi) * come up with a better mechanism that simplifies the code at some * point. */ + + /* DMA Operations */ rdi->ibdev.dma_ops = rdi->ibdev.dma_ops ? : &rvt_default_dma_mapping_ops; + /* Protection Domain */ + rdi->ibdev.alloc_pd = + rdi->ibdev.alloc_pd ? : rvt_alloc_pd; + rdi->ibdev.dealloc_pd = + rdi->ibdev.dealloc_pd ? : rvt_dealloc_pd; + + spin_lock_init(&rdi->n_pds_lock); + rdi->n_pds_allocated = 0; + + /* We are now good to announce we exist */ return ib_register_device(&rdi->ibdev, rdi->port_callback); } EXPORT_SYMBOL(rvt_register_device); |