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authorMichael S. Tsirkin <mst@mellanox.co.il>2005-11-09 14:59:57 -0800
committerRoland Dreier <rolandd@cisco.com>2005-11-10 10:22:51 -0800
commitae57e24a4006fd46b73d842ee99db9580ef74a02 (patch)
tree17115437026be55dcd74641be21561fecf33dcdb /drivers/infiniband/hw/mthca/mthca_wqe.h
parent64044bcf75063cb5a6d42712886a712449df2ce3 (diff)
[IB] mthca: fix posting long lists of receive work requests
In Tavor mode, when posting a long list of receive work requests, a doorbell must be rung every 256 requests. Add code to do this when required. Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_wqe.h')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_wqe.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_wqe.h b/drivers/infiniband/hw/mthca/mthca_wqe.h
index 1f4c0ff28f7..73f1c0b9021 100644
--- a/drivers/infiniband/hw/mthca/mthca_wqe.h
+++ b/drivers/infiniband/hw/mthca/mthca_wqe.h
@@ -49,7 +49,8 @@ enum {
};
enum {
- MTHCA_INVAL_LKEY = 0x100
+ MTHCA_INVAL_LKEY = 0x100,
+ MTHCA_TAVOR_MAX_WQES_PER_RECV_DB = 256
};
struct mthca_next_seg {