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authorKonstantin Taranov <kotaranov@microsoft.com>2024-01-22 15:23:01 -0800
committerLeon Romanovsky <leon@kernel.org>2024-01-25 12:03:14 +0200
commit2a31c5a7e0d87959a03e846523013c75f4395a91 (patch)
tree49c77ffdd82bdd5dea4888b3b79f4aa548e82913 /drivers
parent3b73eb3a4acdf563de49d825968bb5f10300acd4 (diff)
RDMA/mana_ib: Introduce mana_ib_install_cq_cb helper function
Use a helper function to install callbacks to CQs. This patch removes code repetition. Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com> Link: https://lore.kernel.org/r/1705965781-3235-4-git-send-email-kotaranov@linux.microsoft.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/mana/cq.c21
-rw-r--r--drivers/infiniband/hw/mana/mana_ib.h4
-rw-r--r--drivers/infiniband/hw/mana/qp.c28
3 files changed, 27 insertions, 26 deletions
diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c
index 3369e7b665f9..83d20c3f048d 100644
--- a/drivers/infiniband/hw/mana/cq.c
+++ b/drivers/infiniband/hw/mana/cq.c
@@ -100,10 +100,29 @@ int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata)
return 0;
}
-void mana_ib_cq_handler(void *ctx, struct gdma_queue *gdma_cq)
+static void mana_ib_cq_handler(void *ctx, struct gdma_queue *gdma_cq)
{
struct mana_ib_cq *cq = ctx;
if (cq->ibcq.comp_handler)
cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context);
}
+
+int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq)
+{
+ struct gdma_context *gc = mdev_to_gc(mdev);
+ struct gdma_queue *gdma_cq;
+
+ /* Create CQ table entry */
+ WARN_ON(gc->cq_table[cq->id]);
+ gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL);
+ if (!gdma_cq)
+ return -ENOMEM;
+
+ gdma_cq->cq.context = cq;
+ gdma_cq->type = GDMA_CQ;
+ gdma_cq->cq.callback = mana_ib_cq_handler;
+ gdma_cq->id = cq->id;
+ gc->cq_table[cq->id] = gdma_cq;
+ return 0;
+}
diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h
index d373639e25d4..6a03ae645c01 100644
--- a/drivers/infiniband/hw/mana/mana_ib.h
+++ b/drivers/infiniband/hw/mana/mana_ib.h
@@ -158,6 +158,8 @@ static inline struct net_device *mana_ib_get_netdev(struct ib_device *ibdev, u32
return mc->ports[port - 1];
}
+int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq);
+
int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem,
mana_handle_t *gdma_region);
@@ -226,6 +228,4 @@ int mana_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
void mana_ib_disassociate_ucontext(struct ib_ucontext *ibcontext);
int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *mdev);
-
-void mana_ib_cq_handler(void *ctx, struct gdma_queue *gdma_cq);
#endif
diff --git a/drivers/infiniband/hw/mana/qp.c b/drivers/infiniband/hw/mana/qp.c
index f5427599e033..5d4c05dcd003 100644
--- a/drivers/infiniband/hw/mana/qp.c
+++ b/drivers/infiniband/hw/mana/qp.c
@@ -104,7 +104,6 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd,
struct gdma_queue **gdma_cq_allocated;
mana_handle_t *mana_ind_table;
struct mana_port_context *mpc;
- struct gdma_queue *gdma_cq;
unsigned int ind_tbl_size;
struct net_device *ndev;
struct mana_ib_cq *cq;
@@ -229,19 +228,11 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd,
mana_ind_table[i] = wq->rx_object;
/* Create CQ table entry */
- WARN_ON(gc->cq_table[cq->id]);
- gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL);
- if (!gdma_cq) {
- ret = -ENOMEM;
+ ret = mana_ib_install_cq_cb(mdev, cq);
+ if (ret)
goto fail;
- }
- gdma_cq_allocated[i] = gdma_cq;
- gdma_cq->cq.context = cq;
- gdma_cq->type = GDMA_CQ;
- gdma_cq->cq.callback = mana_ib_cq_handler;
- gdma_cq->id = cq->id;
- gc->cq_table[cq->id] = gdma_cq;
+ gdma_cq_allocated[i] = gc->cq_table[cq->id];
}
resp.num_entries = i;
@@ -407,18 +398,9 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd,
send_cq->id = cq_spec.queue_index;
/* Create CQ table entry */
- WARN_ON(gc->cq_table[send_cq->id]);
- gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL);
- if (!gdma_cq) {
- err = -ENOMEM;
+ err = mana_ib_install_cq_cb(mdev, send_cq);
+ if (err)
goto err_destroy_wq_obj;
- }
-
- gdma_cq->cq.context = send_cq;
- gdma_cq->type = GDMA_CQ;
- gdma_cq->cq.callback = mana_ib_cq_handler;
- gdma_cq->id = send_cq->id;
- gc->cq_table[send_cq->id] = gdma_cq;
ibdev_dbg(&mdev->ib_dev,
"ret %d qp->tx_object 0x%llx sq id %llu cq id %llu\n", err,