Commit 40ebdacb authored by Konstantin Taranov's avatar Konstantin Taranov Committed by Leon Romanovsky
Browse files

RDMA/mana_ib: implement req_notify_cq 



Arm a CQ when req_notify_cq is called.

Signed-off-by: default avatarKonstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1737394039-28772-11-git-send-email-kotaranov@linux.microsoft.com


Reviewed-by: default avatarShiraz Saleem <shirazsaleem@microsoft.com>
Reviewed-by: default avatarLong Li <longli@microsoft.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent c8017f5b

drivers/infiniband/hw/mana/cq.c

+12 −0
Original line number Diff line number Diff line
@@ -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;

}

drivers/infiniband/hw/mana/device.c

+1 −0
Original line number Diff line number Diff line
@@ -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),

drivers/infiniband/hw/mana/mana_ib.h

+2 −0
Original line number Diff line number Diff line
@@ -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

drivers/net/ethernet/microsoft/mana/gdma_main.c

+1 −0
Original line number Diff line number Diff line
@@ -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)

{