From patchwork Tue Mar 19 17:00:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konstantin Taranov X-Patchwork-Id: 13596929 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id BCCD122323; Tue, 19 Mar 2024 17:00:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710867627; cv=none; b=K9yZ4nfHUVC+xhI4fsYQXPxm2XGr4c2e4h9RYtTq+MnigrEujW+c1QOEuOc5aFowE26MRl9Lj8rOiZnfl+BC0biKbCr6mWnuEuGRRkW5YXjTzRlJsOVqFMUQiJOi81F+Bxs200cXfzJnAQbKRC1nrqQ3sAW7T+XNAG2qP3LzRqA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710867627; c=relaxed/simple; bh=hcUsHAyaNWkE0wX4luPanGA1hVRZCWwYaHlTP913TKg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=cSAMw3+EMqxz2CbyoDNbL0XjuKr5Q0xkTihBEPHSOkxmw2YDmDcFzYGcR5YplacVUMRxJ+JVlUSG+SSDFl4Nybvyv2qWRH9qIyn2fCfxeCQKdCHfRsjUeCQwD9fgJSSAhjj0JbuIap0G7MCAciJz/Y0g8QmISC9umZcowg5mtFY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=lFLT8TZ0; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="lFLT8TZ0" Received: from linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net (linux.microsoft.com [13.77.154.182]) by linux.microsoft.com (Postfix) with ESMTPSA id 6C2B320B74C2; Tue, 19 Mar 2024 10:00:25 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 6C2B320B74C2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1710867625; bh=A/ql/9BH7XhHrmAcJOzqUv5o6mqoeFgiyXuExJsw/1U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lFLT8TZ0+ENZjEV95pYzJIIEx21u77NjsVW/BFXt5Noc7DAyS3wJMOmyFGZ1R6F4u vDGaXwA1XsvFgrSaWpKm42pdmKOMW/np30fE5SQcgepXRQvGYaxnaotWk78exxaY33 bWdXu2mbHg0Jdym9MLytTJL8tM5gdWHTaWGD+6cU= From: Konstantin Taranov To: kotaranov@microsoft.com, sharmaajay@microsoft.com, longli@microsoft.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH rdma-next v2 2/4] RDMA/mana_ib: Use struct mana_ib_queue for CQs Date: Tue, 19 Mar 2024 10:00:11 -0700 Message-Id: <1710867613-4798-3-git-send-email-kotaranov@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1710867613-4798-1-git-send-email-kotaranov@linux.microsoft.com> References: <1710867613-4798-1-git-send-email-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Konstantin Taranov Use struct mana_ib_queue and its helpers for CQs Signed-off-by: Konstantin Taranov Reviewed-by: Long Li --- 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 4a71e678d..c9129218f 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 859fd3bfc..6acb5c281 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 6e7627745..d7485ee6a 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);