From nobody Thu Apr 2 22:08:45 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4EC3E35EDAD; Fri, 13 Feb 2026 11:02:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770980525; cv=none; b=TxCzRagqMSVV6WRfej4duomPPYLvVjB5v5Dg/IhM2kD9BgIp0cRAwSsB2+FsefoXZ/C5ngrVtVRelfkJMzQRTNNOlHNdMY9WClliRr462FohZ4CwcUHpv8GHK+9yXIsoEJ2Gdzw5tmNpEGqJILekypA/02BhbBOcS/xRnKvQoFA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770980525; c=relaxed/simple; bh=5ZIbUGGs+YK+IU7xvhz8h2Eb5dryzLeGsmBwdIcmdSc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=rWYWLM+Gh+YpR6tUq5v2NTpdcnJOtZLgEM6lsuL2GRr4j2h1fqLB7YrO3i/QCaaUyQBm25Sooi+pZIqET8Uz16EhigtENLJxnnTGThPKJP2N0kGBnEirdEMGFKTm/7lBTtMZ4NJhYLRJfehBoZcLO0xYIZVXVt+Q2KiaGXCkpqk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EvlIOKhn; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EvlIOKhn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E9D0C116C6; Fri, 13 Feb 2026 11:02:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770980524; bh=5ZIbUGGs+YK+IU7xvhz8h2Eb5dryzLeGsmBwdIcmdSc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EvlIOKhnsQGkKppFt1lN/N6Z1fysGoXAX9xR5snDsQfYdnOtpp84Dh+lQ5kWRcwVp tLMY1Gt8NC/qUSk8J72rkaAVaKb9PaVdfUuKlhPfPfTbqP2gfyCXAWh9ZL9wLiYjZh /piW4K1lACWsruRpyKPTgm84t3ne6QoJE62N6YQwmMzCorByFKAV6h+Oh/UrldhNcO +7gLnMuxD/6mgiZr0yGhdeK/5JzbRbg+KkFRG/BlBVIbbTS6x/vqE+yN8Ga4zL8Xc8 xE4OZ/hY58bFtm5/eri2gVLGfUZqDgjnDmmxfPUXZSqw6jH5SvcyRKAk0pAJu96Xoj RZ0unm6gYI6Mw== From: Leon Romanovsky To: Jason Gunthorpe , Leon Romanovsky , Selvin Xavier , Kalesh AP , Potnuri Bharat Teja , Michael Margolin , Gal Pressman , Yossi Leybovich , Cheng Xu , Kai Shen , Chengchang Tang , Junxian Huang , Abhijit Gangurde , Allen Hubbe , Krzysztof Czurylo , Tatyana Nikolova , Long Li , Konstantin Taranov , Yishai Hadas , Michal Kalderon , Bryan Tan , Vishnu Dasa , Broadcom internal kernel review list , Christian Benvenuti , Nelson Escobar , Dennis Dalessandro , Bernard Metzler , Zhu Yanjun Cc: linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, linux-hyperv@vger.kernel.org Subject: =?utf-8?q?=5BPATCH_rdma-next_48/50=5D_RDMA/mlx5=3A_Select_resize?= =?utf-8?q?=E2=80=91CQ_callback_based_on_device_capabilities?= Date: Fri, 13 Feb 2026 12:58:24 +0200 Message-ID: <20260213-refactor-umem-v1-48-f3be85847922@nvidia.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260213-refactor-umem-v1-0-f3be85847922@nvidia.com> References: <20260213-refactor-umem-v1-0-f3be85847922@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Mailer: b4 0.15-dev-47773 Content-Transfer-Encoding: quoted-printable From: Leon Romanovsky Remove the legacy capability check when issuing the resize=E2=80=91CQ comma= nd. Instead, rely on choosing the correct ops during initialization. Signed-off-by: Leon Romanovsky --- drivers/infiniband/hw/mlx5/cq.c | 5 ----- drivers/infiniband/hw/mlx5/main.c | 8 +++++++- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/c= q.c index f7fb6f4aef7d..88f0f5e2944f 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -1267,11 +1267,6 @@ int mlx5_ib_resize_cq(struct ib_cq *ibcq, unsigned i= nt entries, int inlen; int cqe_size; =20 - if (!MLX5_CAP_GEN(dev->mdev, cq_resize)) { - pr_info("Firmware does not support resize CQ\n"); - return -ENOSYS; - } - if (entries > (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz))) return -EINVAL; =20 diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5= /main.c index 0471155eb739..f86721681f5b 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -4496,7 +4496,6 @@ static const struct ib_device_ops mlx5_ib_dev_ops =3D= { .reg_user_mr_dmabuf =3D mlx5_ib_reg_user_mr_dmabuf, .req_notify_cq =3D mlx5_ib_arm_cq, .rereg_user_mr =3D mlx5_ib_rereg_user_mr, - .resize_user_cq =3D mlx5_ib_resize_cq, .ufile_hw_cleanup =3D mlx5_ib_ufile_hw_cleanup, =20 INIT_RDMA_OBJ_SIZE(ib_ah, mlx5_ib_ah, ibah), @@ -4509,6 +4508,10 @@ static const struct ib_device_ops mlx5_ib_dev_ops = =3D { INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx5_ib_ucontext, ibucontext), }; =20 +static const struct ib_device_ops mlx5_ib_dev_resize_cq_ops =3D { + .resize_user_cq =3D mlx5_ib_resize_cq, +}; + static const struct ib_device_ops mlx5_ib_dev_ipoib_enhanced_ops =3D { .rdma_netdev_get_params =3D mlx5_ib_rn_get_params, }; @@ -4635,6 +4638,9 @@ static int mlx5_ib_stage_caps_init(struct mlx5_ib_dev= *dev) =20 ib_set_device_ops(&dev->ib_dev, &mlx5_ib_dev_ops); =20 + if (MLX5_CAP_GEN(mdev, cq_resize)) + ib_set_device_ops(&dev->ib_dev, &mlx5_ib_dev_resize_cq_ops); + if (IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)) dev->ib_dev.driver_def =3D mlx5_ib_defs; =20 --=20 2.52.0