From patchwork Tue Feb 18 06:20:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Selvin Xavier X-Patchwork-Id: 11387855 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8AC201395 for ; Tue, 18 Feb 2020 06:20:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6AF5821D7D for ; Tue, 18 Feb 2020 06:20:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="drHHEZ/E" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726072AbgBRGUc (ORCPT ); Tue, 18 Feb 2020 01:20:32 -0500 Received: from mail-pg1-f196.google.com ([209.85.215.196]:46755 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726065AbgBRGUc (ORCPT ); Tue, 18 Feb 2020 01:20:32 -0500 Received: by mail-pg1-f196.google.com with SMTP id b35so10278643pgm.13 for ; Mon, 17 Feb 2020 22:20:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=5UE4AxOFzaoIoR8VYnOCfbRZ399eioexG6iH32o3YWo=; b=drHHEZ/EoQ4CHytGsZWW1BeZbprjfORyr17gXdvW7PUtu5RwyQ+6/iyoXt+9fZY0uN 5lhgum2k30aFDagH/bvR+RUoiYzfmOQWvS8Td9sZywA5ROMzExOD7ZMruaWqCcTpbUO7 Bc/cxvcoOyFVtxAQeiZtUjsavI1p/GE3wSHQg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=5UE4AxOFzaoIoR8VYnOCfbRZ399eioexG6iH32o3YWo=; b=g0QNn1db2oUllV5mUff+rOH5ECX+UQZpEfKwkSr+mz+omMfoC7zoMBHpafDea5sZJy DYlYzTjB/jM9kJ5jaSMXCW5CVSrztT6nkWwWgpJ+gYR2t9GVIRAH1WIJ+9+++1HYrvWk ILIRaEx1AkYfrxsfgWJQYz3yPIHLvramdHzOHOcce9kqqZVnYE7QeYdFjmpAmcs9QDQ+ fOJeTt9HPnhk4Z3UFxM38VsA7YOkjQif56+L5OuJMgaSjv/e5TLui1OuE+KB3/NAf9HR aQa0T/RWtJwSsh9byY5kD1VErEwVi57N71DxIllijFH20Wg1eiAg79uu+nxA8/3qRpAB /cPA== X-Gm-Message-State: APjAAAV9ZzDA2s/CroqADJn5GkuYq/yOEPYt7rBYwoQ5USwKkBZAblb3 eWpvikkUgZ6Ly1h0G6ZxvPhNGQ== X-Google-Smtp-Source: APXvYqwtifHKE40mp6LEEWN8JW5zX+GZVeuKIayxNqLFZbE0+hq6ps1axOJMMNr8AwSGXSZuGn32+g== X-Received: by 2002:a63:9251:: with SMTP id s17mr21039092pgn.127.1582006831687; Mon, 17 Feb 2020 22:20:31 -0800 (PST) Received: from dhcp-10-192-206-197.iig.avagotech.net.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id 72sm2606753pfw.7.2020.02.17.22.20.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Feb 2020 22:20:31 -0800 (PST) From: Selvin Xavier To: dledford@redhat.com, jgg@mellanox.com Cc: linux-rdma@vger.kernel.org, Selvin Xavier Subject: [PATCH for-next v3 0/2] Retrieve HW GID context from ib_gid_attr Date: Mon, 17 Feb 2020 22:20:08 -0800 Message-Id: <1582006810-32174-1-git-send-email-selvin.xavier@broadcom.com> X-Mailer: git-send-email 2.5.5 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Provide an option for vendor drivers to get the HW GID context from the ib_gid_attr during modify_qp and create_ah. Required for drivers/HW that maintains HW gid index different than the host sgid_index. Please review and merge Thanks, Selvin Xavier v2 -> v3: Added a new symbol to retrieve the hw context. v1 -> v2: Addressed review comments from Parav Selvin Xavier (2): RDMA/core: Add helper function to retrieve driver gid context from gid attr RDMA/bnxt_re: Use rdma_read_gid_hw_context to retrieve HW gid index drivers/infiniband/core/cache.c | 41 ++++++++++++++++++++++++++++++++ drivers/infiniband/hw/bnxt_re/ib_verbs.c | 27 +++++++++++---------- include/rdma/ib_cache.h | 1 + 3 files changed, 56 insertions(+), 13 deletions(-)