RDMA/mlx5: Initialize SRQ tables on mlx5_ib

Transfer initialization and cleanup from mlx5_priv struct of
mlx5_core_dev to be part of mlx5_ib_dev. This completes removal
of SRQ from mlx5_core.

Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>

3 files changed, 1 insertions, 69 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
index 26afe0779a0c..d499b3d00348 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile
+++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile
@@ -12,7 +12,7 @@ obj-$(CONFIG_MLX5_CORE) += mlx5_core.o
 # mlx5 core basic
 #
 mlx5_core-y :=	main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \
-		health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \
+		health.o mcg.o cq.o alloc.o qp.o port.o mr.o pd.o \
 		mad.o transobj.o vport.o sriov.o fs_cmd.o fs_core.o \
 		fs_counters.o rl.o lag.o dev.o events.o wq.o lib/gid.o \
 		diag/fs_tracepoint.o diag/fw_tracer.o
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 4bc27a073dc4..778995573812 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -43,7 +43,6 @@
 #include <linux/mlx5/driver.h>
 #include <linux/mlx5/cq.h>
 #include <linux/mlx5/qp.h>
-#include <linux/mlx5/srq.h>
 #include <linux/debugfs.h>
 #include <linux/kmod.h>
 #include <linux/mlx5/mlx5_ifc.h>
@@ -749,8 +748,6 @@ static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv)
 
 	mlx5_init_qp_table(dev);
 
-	mlx5_init_srq_table(dev);
-
 	mlx5_init_mkey_table(dev);
 
 	mlx5_init_reserved_gids(dev);
@@ -804,7 +801,6 @@ err_rl_cleanup:
 err_tables_cleanup:
 	mlx5_vxlan_destroy(dev->vxlan);
 	mlx5_cleanup_mkey_table(dev);
-	mlx5_cleanup_srq_table(dev);
 	mlx5_cleanup_qp_table(dev);
 	mlx5_cq_debugfs_cleanup(dev);
 err_events_cleanup:
@@ -828,7 +824,6 @@ static void mlx5_cleanup_once(struct mlx5_core_dev *dev)
 	mlx5_cleanup_clock(dev);
 	mlx5_cleanup_reserved_gids(dev);
 	mlx5_cleanup_mkey_table(dev);
-	mlx5_cleanup_srq_table(dev);
 	mlx5_cleanup_qp_table(dev);
 	mlx5_cq_debugfs_cleanup(dev);
 	mlx5_events_cleanup(dev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/srq.c b/drivers/net/ethernet/mellanox/mlx5/core/srq.c
deleted file mode 100644
index 0e80ddbe2510..000000000000
--- a/drivers/net/ethernet/mellanox/mlx5/core/srq.c
+++ /dev/null
@@ -1,63 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
-/*
- * Copyright (c) 2013-2018, Mellanox Technologies inc.  All rights reserved.
- */
-
-#include <linux/kernel.h>
-#include <linux/mlx5/driver.h>
-#include <linux/mlx5/srq.h>
-
-static int srq_event_notifier(struct notifier_block *nb,
-			      unsigned long type, void *data)
-{
-	struct mlx5_srq_table *table;
-	struct mlx5_core_srq *srq;
-	struct mlx5_eqe *eqe;
-	u32 srqn;
-
-	if (type != MLX5_EVENT_TYPE_SRQ_CATAS_ERROR &&
-	    type != MLX5_EVENT_TYPE_SRQ_RQ_LIMIT)
-		return NOTIFY_DONE;
-
-	table = container_of(nb, struct mlx5_srq_table, nb);
-
-	eqe = data;
-	srqn = be32_to_cpu(eqe->data.qp_srq.qp_srq_n) & 0xffffff;
-
-	spin_lock(&table->lock);
-
-	srq = radix_tree_lookup(&table->tree, srqn);
-	if (srq)
-		atomic_inc(&srq->refcount);
-
-	spin_unlock(&table->lock);
-
-	if (!srq)
-		return NOTIFY_OK;
-
-	srq->event(srq, eqe->type);
-
-	if (atomic_dec_and_test(&srq->refcount))
-		complete(&srq->free);
-
-	return NOTIFY_OK;
-}
-
-void mlx5_init_srq_table(struct mlx5_core_dev *dev)
-{
-	struct mlx5_srq_table *table = &dev->priv.srq_table;
-
-	memset(table, 0, sizeof(*table));
-	spin_lock_init(&table->lock);
-	INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
-
-	table->nb.notifier_call = srq_event_notifier;
-	mlx5_notifier_register(dev, &table->nb);
-}
-
-void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev)
-{
-	struct mlx5_srq_table *table = &dev->priv.srq_table;
-
-	mlx5_notifier_unregister(dev, &table->nb);
-}