From: Konstantin Taranov <kotaranov@linux.microsoft.com>
To: kotaranov@microsoft.com, shirazsaleem@microsoft.com,
pabeni@redhat.com, haiyangz@microsoft.com, kys@microsoft.com,
edumazet@google.com, kuba@kernel.org, davem@davemloft.net,
decui@microsoft.com, wei.liu@kernel.org,
sharmaajay@microsoft.com, longli@microsoft.com, jgg@ziepe.ca,
leon@kernel.org
Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, linux-hyperv@vger.kernel.org
Subject: [PATCH rdma-next 10/13] RDMA/mana_ib: implement req_notify_cq
Date: Mon, 20 Jan 2025 09:27:16 -0800 [thread overview]
Message-ID: <1737394039-28772-11-git-send-email-kotaranov@linux.microsoft.com> (raw)
In-Reply-To: <1737394039-28772-1-git-send-email-kotaranov@linux.microsoft.com>
From: Konstantin Taranov <kotaranov@microsoft.com>
Arm a CQ when req_notify_cq is called.
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Reviewed-by: Shiraz Saleem <shirazsaleem@microsoft.com>
---
drivers/infiniband/hw/mana/cq.c | 12 ++++++++++++
drivers/infiniband/hw/mana/device.c | 1 +
drivers/infiniband/hw/mana/mana_ib.h | 2 ++
drivers/net/ethernet/microsoft/mana/gdma_main.c | 1 +
4 files changed, 16 insertions(+)
diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c
index d26d82d..82f1462 100644
--- a/drivers/infiniband/hw/mana/cq.c
+++ b/drivers/infiniband/hw/mana/cq.c
@@ -168,3 +168,15 @@ void mana_ib_remove_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq)
kfree(gc->cq_table[cq->queue.id]);
gc->cq_table[cq->queue.id] = NULL;
}
+
+int mana_ib_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags)
+{
+ struct mana_ib_cq *cq = container_of(ibcq, struct mana_ib_cq, ibcq);
+ struct gdma_queue *gdma_cq = cq->queue.kmem;
+
+ if (!gdma_cq)
+ return -EINVAL;
+
+ mana_gd_ring_cq(gdma_cq, SET_ARM_BIT);
+ return 0;
+}
diff --git a/drivers/infiniband/hw/mana/device.c b/drivers/infiniband/hw/mana/device.c
index 1da86c3..63e12c3 100644
--- a/drivers/infiniband/hw/mana/device.c
+++ b/drivers/infiniband/hw/mana/device.c
@@ -47,6 +47,7 @@ static const struct ib_device_ops mana_ib_dev_ops = {
.query_pkey = mana_ib_query_pkey,
.query_port = mana_ib_query_port,
.reg_user_mr = mana_ib_reg_user_mr,
+ .req_notify_cq = mana_ib_arm_cq,
INIT_RDMA_OBJ_SIZE(ib_ah, mana_ib_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, mana_ib_cq, ibcq),
diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h
index 6265c39..bd34ad6 100644
--- a/drivers/infiniband/hw/mana/mana_ib.h
+++ b/drivers/infiniband/hw/mana/mana_ib.h
@@ -595,4 +595,6 @@ int mana_ib_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_wr);
int mana_ib_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
const struct ib_send_wr **bad_wr);
+
+int mana_ib_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
#endif
diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c
index 409e4e8..823f7e7 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma_main.c
+++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c
@@ -344,6 +344,7 @@ void mana_gd_ring_cq(struct gdma_queue *cq, u8 arm_bit)
mana_gd_ring_doorbell(gc, cq->gdma_dev->doorbell, cq->type, cq->id,
head, arm_bit);
}
+EXPORT_SYMBOL_NS(mana_gd_ring_cq, NET_MANA);
static void mana_gd_process_eqe(struct gdma_queue *eq)
{
--
2.43.0
next prev parent reply other threads:[~2025-01-20 17:27 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-20 17:27 [PATCH rdma-next 00/13] RDMA/mana_ib: Enable CM for mana_ib Konstantin Taranov
2025-01-20 17:27 ` [PATCH rdma-next 01/13] RDMA/mana_ib: Allow registration of DMA-mapped memory in PDs Konstantin Taranov
2025-01-23 5:17 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 02/13] RDMA/mana_ib: implement get_dma_mr Konstantin Taranov
2025-01-23 5:18 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 03/13] RDMA/mana_ib: helpers to allocate kernel queues Konstantin Taranov
2025-01-23 5:25 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 04/13] RDMA/mana_ib: create kernel-level CQs Konstantin Taranov
2025-01-23 5:36 ` Long Li
2025-01-28 12:50 ` Konstantin Taranov
2025-01-29 0:48 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 05/13] RDMA/mana_ib: Create and destroy UD/GSI QP Konstantin Taranov
2025-01-23 5:40 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 06/13] RDMA/mana_ib: UD/GSI QP creation for kernel Konstantin Taranov
2025-01-23 5:45 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 07/13] RDMA/mana_ib: create/destroy AH Konstantin Taranov
2025-01-23 5:53 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 08/13] net/mana: fix warning in the writer of client oob Konstantin Taranov
2025-01-23 22:48 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 09/13] RDMA/mana_ib: UD/GSI work requests Konstantin Taranov
2025-01-23 18:20 ` Long Li
2025-01-23 19:03 ` Jason Gunthorpe
2025-01-20 17:27 ` Konstantin Taranov [this message]
2025-01-23 5:57 ` [PATCH rdma-next 10/13] RDMA/mana_ib: implement req_notify_cq Long Li
2025-01-20 17:27 ` [PATCH rdma-next 11/13] RDMA/mana_ib: extend mana QP table Konstantin Taranov
2025-01-23 6:02 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 12/13] RDMA/mana_ib: polling of CQs for GSI/UD Konstantin Taranov
2025-01-23 19:17 ` Long Li
2025-01-20 17:27 ` [PATCH rdma-next 13/13] RDMA/mana_ib: indicate CM support Konstantin Taranov
2025-01-23 19:18 ` Long Li
2025-02-03 11:56 ` [PATCH rdma-next 00/13] RDMA/mana_ib: Enable CM for mana_ib Leon Romanovsky
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