From ae57e24a4006fd46b73d842ee99db9580ef74a02 Mon Sep 17 00:00:00 2001 From: "Michael S. Tsirkin" Date: Wed, 9 Nov 2005 14:59:57 -0800 Subject: [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 Signed-off-by: Roland Dreier --- drivers/infiniband/hw/mthca/mthca_wqe.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/infiniband/hw/mthca/mthca_wqe.h') 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 { -- cgit v1.2.3