6.8-stable review patch. If anyone has any objections, please let me know.
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From: Konstantin Taranov kotaranov@microsoft.com
[ Upstream commit 60a7ac0b8bec5df9764b7460ffee91fc981e8a31 ]
Use struct mana_ib_queue and its helpers for CQs
Signed-off-by: Konstantin Taranov kotaranov@microsoft.com Link: https://lore.kernel.org/r/1711483688-24358-3-git-send-email-kotaranov@linux.... Reviewed-by: Long Li longli@microsoft.com Signed-off-by: Leon Romanovsky leon@kernel.org Stable-dep-of: f79edef79b6a ("RDMA/mana_ib: boundary check before installing cq callbacks") Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/hw/mana/cq.c | 52 ++++++---------------------- drivers/infiniband/hw/mana/mana_ib.h | 4 +-- drivers/infiniband/hw/mana/qp.c | 26 +++++++------- 3 files changed, 24 insertions(+), 58 deletions(-)
diff --git a/drivers/infiniband/hw/mana/cq.c b/drivers/infiniband/hw/mana/cq.c index 4a71e678d09c1..c9129218f1be1 100644 --- a/drivers/infiniband/hw/mana/cq.c +++ b/drivers/infiniband/hw/mana/cq.c @@ -39,37 +39,13 @@ int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, }
cq->cqe = attr->cqe; - cq->umem = ib_umem_get(ibdev, ucmd.buf_addr, cq->cqe * COMP_ENTRY_SIZE, - IB_ACCESS_LOCAL_WRITE); - if (IS_ERR(cq->umem)) { - err = PTR_ERR(cq->umem); - ibdev_dbg(ibdev, "Failed to get umem for create cq, err %d\n", - err); - return err; - } - - err = mana_ib_create_zero_offset_dma_region(mdev, cq->umem, &cq->gdma_region); + err = mana_ib_create_queue(mdev, ucmd.buf_addr, cq->cqe * COMP_ENTRY_SIZE, &cq->queue); if (err) { - ibdev_dbg(ibdev, - "Failed to create dma region for create cq, %d\n", - err); - goto err_release_umem; + ibdev_dbg(ibdev, "Failed to create queue for create cq, %d\n", err); + return err; }
- ibdev_dbg(ibdev, - "create_dma_region ret %d gdma_region 0x%llx\n", - err, cq->gdma_region); - - /* - * The CQ ID is not known at this time. The ID is generated at create_qp - */ - cq->id = INVALID_QUEUE_ID; - return 0; - -err_release_umem: - ib_umem_release(cq->umem); - return err; }
int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) @@ -78,24 +54,16 @@ int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) struct ib_device *ibdev = ibcq->device; struct mana_ib_dev *mdev; struct gdma_context *gc; - int err;
mdev = container_of(ibdev, struct mana_ib_dev, ib_dev); gc = mdev_to_gc(mdev);
- err = mana_ib_gd_destroy_dma_region(mdev, cq->gdma_region); - if (err) { - ibdev_dbg(ibdev, - "Failed to destroy dma region, %d\n", err); - return err; - } - - if (cq->id != INVALID_QUEUE_ID) { - kfree(gc->cq_table[cq->id]); - gc->cq_table[cq->id] = NULL; + if (cq->queue.id != INVALID_QUEUE_ID) { + kfree(gc->cq_table[cq->queue.id]); + gc->cq_table[cq->queue.id] = NULL; }
- ib_umem_release(cq->umem); + mana_ib_destroy_queue(mdev, &cq->queue);
return 0; } @@ -114,7 +82,7 @@ int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq) struct gdma_queue *gdma_cq;
/* Create CQ table entry */ - WARN_ON(gc->cq_table[cq->id]); + WARN_ON(gc->cq_table[cq->queue.id]); gdma_cq = kzalloc(sizeof(*gdma_cq), GFP_KERNEL); if (!gdma_cq) return -ENOMEM; @@ -122,7 +90,7 @@ int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *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->id = cq->queue.id; + gc->cq_table[cq->queue.id] = gdma_cq; return 0; } diff --git a/drivers/infiniband/hw/mana/mana_ib.h b/drivers/infiniband/hw/mana/mana_ib.h index 859fd3bfc764f..6acb5c281c368 100644 --- a/drivers/infiniband/hw/mana/mana_ib.h +++ b/drivers/infiniband/hw/mana/mana_ib.h @@ -88,10 +88,8 @@ struct mana_ib_mr {
struct mana_ib_cq { struct ib_cq ibcq; - struct ib_umem *umem; + struct mana_ib_queue queue; int cqe; - u64 gdma_region; - u64 id; u32 comp_vector; };
diff --git a/drivers/infiniband/hw/mana/qp.c b/drivers/infiniband/hw/mana/qp.c index 6e7627745c957..d7485ee6a6854 100644 --- a/drivers/infiniband/hw/mana/qp.c +++ b/drivers/infiniband/hw/mana/qp.c @@ -197,7 +197,7 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, wq_spec.gdma_region = wq->gdma_region; wq_spec.queue_size = wq->wq_buf_size;
- cq_spec.gdma_region = cq->gdma_region; + cq_spec.gdma_region = cq->queue.gdma_region; cq_spec.queue_size = cq->cqe * COMP_ENTRY_SIZE; cq_spec.modr_ctx_id = 0; eq = &mpc->ac->eqs[cq->comp_vector % gc->max_num_queues]; @@ -213,16 +213,16 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd,
/* The GDMA regions are now owned by the WQ object */ wq->gdma_region = GDMA_INVALID_DMA_REGION; - cq->gdma_region = GDMA_INVALID_DMA_REGION; + cq->queue.gdma_region = GDMA_INVALID_DMA_REGION;
wq->id = wq_spec.queue_index; - cq->id = cq_spec.queue_index; + cq->queue.id = cq_spec.queue_index;
ibdev_dbg(&mdev->ib_dev, "ret %d rx_object 0x%llx wq id %llu cq id %llu\n", - ret, wq->rx_object, wq->id, cq->id); + ret, wq->rx_object, wq->id, cq->queue.id);
- resp.entries[i].cqid = cq->id; + resp.entries[i].cqid = cq->queue.id; resp.entries[i].wqid = wq->id;
mana_ind_table[i] = wq->rx_object; @@ -232,7 +232,7 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, if (ret) goto fail;
- gdma_cq_allocated[i] = gc->cq_table[cq->id]; + gdma_cq_allocated[i] = gc->cq_table[cq->queue.id]; } resp.num_entries = i;
@@ -264,7 +264,7 @@ static int mana_ib_create_qp_rss(struct ib_qp *ibqp, struct ib_pd *pd, wq = container_of(ibwq, struct mana_ib_wq, ibwq); cq = container_of(ibcq, struct mana_ib_cq, ibcq);
- gc->cq_table[cq->id] = NULL; + gc->cq_table[cq->queue.id] = NULL; kfree(gdma_cq_allocated[i]);
mana_destroy_wq_obj(mpc, GDMA_RQ, wq->rx_object); @@ -374,7 +374,7 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd, wq_spec.gdma_region = qp->sq_gdma_region; wq_spec.queue_size = ucmd.sq_buf_size;
- cq_spec.gdma_region = send_cq->gdma_region; + cq_spec.gdma_region = send_cq->queue.gdma_region; cq_spec.queue_size = send_cq->cqe * COMP_ENTRY_SIZE; cq_spec.modr_ctx_id = 0; eq_vec = send_cq->comp_vector % gc->max_num_queues; @@ -392,10 +392,10 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd,
/* The GDMA regions are now owned by the WQ object */ qp->sq_gdma_region = GDMA_INVALID_DMA_REGION; - send_cq->gdma_region = GDMA_INVALID_DMA_REGION; + send_cq->queue.gdma_region = GDMA_INVALID_DMA_REGION;
qp->sq_id = wq_spec.queue_index; - send_cq->id = cq_spec.queue_index; + send_cq->queue.id = cq_spec.queue_index;
/* Create CQ table entry */ err = mana_ib_install_cq_cb(mdev, send_cq); @@ -404,10 +404,10 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd,
ibdev_dbg(&mdev->ib_dev, "ret %d qp->tx_object 0x%llx sq id %llu cq id %llu\n", err, - qp->tx_object, qp->sq_id, send_cq->id); + qp->tx_object, qp->sq_id, send_cq->queue.id);
resp.sqid = qp->sq_id; - resp.cqid = send_cq->id; + resp.cqid = send_cq->queue.id; resp.tx_vp_offset = pd->tx_vp_offset;
err = ib_copy_to_udata(udata, &resp, sizeof(resp)); @@ -422,7 +422,7 @@ static int mana_ib_create_qp_raw(struct ib_qp *ibqp, struct ib_pd *ibpd,
err_release_gdma_cq: kfree(gdma_cq); - gc->cq_table[send_cq->id] = NULL; + gc->cq_table[send_cq->queue.id] = NULL;
err_destroy_wq_obj: mana_destroy_wq_obj(mpc, GDMA_SQ, qp->tx_object);