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authorFaisal Latif <faisal.latif@intel.com>2011-09-26 05:34:00 +0400
committerRoland Dreier <roland@purestorage.com>2011-10-10 21:54:47 +0400
commit0f0bee8bbc2b3e49baa703118041f99db9ef41a1 (patch)
tree3a4598c74f2dcab76fcf8a6cb3d533f8582bf613 /drivers/infiniband/hw/nes/nes.c
parent6224c7eeff586e9dbf51b872d7e0bae291fa00ed (diff)
downloadlinux-0f0bee8bbc2b3e49baa703118041f99db9ef41a1.tar.xz
RDMA/nes: Support for Packed And Unaligned fpdus
Support for Packed and Unaligned (PAU) FPDUs is needed for interoperability between NES and non-NES nodes. When the NES hardware detects a PAU frame, it will pass it to the driver to process the frame. NES driver creates a new frame for each FPDU and forwards it to the hardware to be sent to its associated qp. Signed-off-by: Tatyana Nikolova <Tatyana.E.Nikolova@intel.com> Signed-off-by: Faisal Latif <Faisal.Latif@intel.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/nes/nes.c')
-rw-r--r--drivers/infiniband/hw/nes/nes.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/nes/nes.c b/drivers/infiniband/hw/nes/nes.c
index 2d668c69f6d9..5965b3df8f2f 100644
--- a/drivers/infiniband/hw/nes/nes.c
+++ b/drivers/infiniband/hw/nes/nes.c
@@ -84,7 +84,7 @@ module_param(send_first, int, 0644);
MODULE_PARM_DESC(send_first, "Send RDMA Message First on Active Connection");
-unsigned int nes_drv_opt = 0;
+unsigned int nes_drv_opt = NES_DRV_OPT_DISABLE_INT_MOD | NES_DRV_OPT_ENABLE_PAU;
module_param(nes_drv_opt, int, 0644);
MODULE_PARM_DESC(nes_drv_opt, "Driver option parameters");
@@ -130,9 +130,6 @@ static struct notifier_block nes_net_notifier = {
.notifier_call = nes_net_event
};
-
-
-
/**
* nes_inetaddr_event
*/
@@ -321,6 +318,9 @@ void nes_rem_ref(struct ib_qp *ibqp)
}
if (atomic_dec_and_test(&nesqp->refcount)) {
+ if (nesqp->pau_mode)
+ nes_destroy_pau_qp(nesdev, nesqp);
+
/* Destroy the QP */
cqp_request = nes_get_cqp_request(nesdev);
if (cqp_request == NULL) {