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authorMike Marciniszyn <mike.marciniszyn@intel.com>2016-12-07 19:34:06 -0800
committerDoug Ledford <dledford@redhat.com>2016-12-11 15:29:42 -0500
commitf2dc9cdce83c4aac2f8b6c803b0327df1c7d44a6 (patch)
treee56dc0fcd8120e4914638a656f02d8ba6b87f266 /drivers/infiniband/sw
parentIB/qib: Use standard refcount wrapper for QPs (diff)
downloadwireguard-linux-f2dc9cdce83c4aac2f8b6c803b0327df1c7d44a6.tar.xz
wireguard-linux-f2dc9cdce83c4aac2f8b6c803b0327df1c7d44a6.zip
IB/rdmavt: Add a send completion helper
This is for use by client drivers to drive send completions into a CQ. A new exported table allows for the mapping of ib_wr_opcode into a ib_wc_opcode. Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Signed-off-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')
-rw-r--r--drivers/infiniband/sw/rdmavt/qp.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 6500c3b5a89c..9e14addd690c 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -76,6 +76,23 @@ const int ib_rvt_state_ops[IB_QPS_ERR + 1] = {
};
EXPORT_SYMBOL(ib_rvt_state_ops);
+/*
+ * Translate ib_wr_opcode into ib_wc_opcode.
+ */
+const enum ib_wc_opcode ib_rvt_wc_opcode[] = {
+ [IB_WR_RDMA_WRITE] = IB_WC_RDMA_WRITE,
+ [IB_WR_RDMA_WRITE_WITH_IMM] = IB_WC_RDMA_WRITE,
+ [IB_WR_SEND] = IB_WC_SEND,
+ [IB_WR_SEND_WITH_IMM] = IB_WC_SEND,
+ [IB_WR_RDMA_READ] = IB_WC_RDMA_READ,
+ [IB_WR_ATOMIC_CMP_AND_SWP] = IB_WC_COMP_SWAP,
+ [IB_WR_ATOMIC_FETCH_AND_ADD] = IB_WC_FETCH_ADD,
+ [IB_WR_SEND_WITH_INV] = IB_WC_SEND,
+ [IB_WR_LOCAL_INV] = IB_WC_LOCAL_INV,
+ [IB_WR_REG_MR] = IB_WC_REG_MR
+};
+EXPORT_SYMBOL(ib_rvt_wc_opcode);
+
static void get_map_page(struct rvt_qpn_table *qpt,
struct rvt_qpn_map *map,
gfp_t gfp)