From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7C89ECE560 for ; Mon, 17 Sep 2018 20:40:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 53FD32086E for ; Mon, 17 Sep 2018 20:40:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="nXi2PlJB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 53FD32086E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728504AbeIRCJH (ORCPT ); Mon, 17 Sep 2018 22:09:07 -0400 Received: from mail-pl1-f194.google.com ([209.85.214.194]:43746 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728009AbeIRCJH (ORCPT ); Mon, 17 Sep 2018 22:09:07 -0400 Received: by mail-pl1-f194.google.com with SMTP id 38-v6so2251257plc.10 for ; Mon, 17 Sep 2018 13:40:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ONHY698AS4/lgMtGINXgaFx6XR7w8BK1UatJF0epUrM=; b=nXi2PlJB7qyPxeONGWKy9hJqhkLksTwPNZkqfoBGJFtm9olmGMc5DEazk7ACjh+v5G BwY5G1EE1LusukOgyWGnV1jS07DSr4zDoikQLs0DihK9h0EYvjz4hrLYti6SuNL+vqrL UK9T8K3hFmyfbaFU9/FV6fUWpjRr9kXYSk6hg= 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:mime-version :content-transfer-encoding; bh=ONHY698AS4/lgMtGINXgaFx6XR7w8BK1UatJF0epUrM=; b=DBtHf7Ins7E0iLNKRvjv5EA+J6gerwAO7yAnbixExs0qXKtqHtfj9BF7XQ8WV56dw2 ort5dFNXrhkMllOuJKmPVnrqa13N93FELFo8bG8LjO9btkmt5XzukX7lmlF8hWJ+h43t 49JNzrMwV5siEgJDuo7yZ1lp+L3JJ2RZ0jzxvlZu+bd60gZ+eIiwO7CfW0biE7YE40D8 KGeSkEq0ao8zHz5TJ7cQKwRKcu47ZbUm+qqaIXvMyoItar6whmoo8Yj40rDw9BMtHFNj JKnV4OQFn6JpriWWmDwqkMQ/TQv9hvfqd/WPf16T3mf3faKrwInxELpknvTdDFyiIlpd 5FLg== X-Gm-Message-State: APzg51D0tSjVHCD4yo+p+S4w8rLu2dPeOlazysVMENNLOApOEdp6pRp7 ueNDcxkQgBl45XgUrhXYoowiQS+Kqw4= X-Google-Smtp-Source: ANB0VdZNWoMQ2Aqm2+h5gADQxKMwqmhpOLj0teYdZ5lm4WXd2HCj6FXAXzGpwFHEbBoOb/4EaEvE3A== X-Received: by 2002:a17:902:ba86:: with SMTP id k6-v6mr5410290pls.84.1537216809697; Mon, 17 Sep 2018 13:40:09 -0700 (PDT) Received: from smtp.gmail.com ([2620:15c:202:201:7e28:b9f3:6afc:5326]) by smtp.gmail.com with ESMTPSA id g25-v6sm26858002pfd.23.2018.09.17.13.40.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Sep 2018 13:40:08 -0700 (PDT) From: Stephen Boyd To: Andy Gross Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, Mahesh Sivasubramanian , Lina Iyer , Bjorn Andersson , Evan Green , Jordan Crouse , Rob Clark Subject: [PATCH v2 0/2] qcom: remove memcpy()ing from cmd-db driver Date: Mon, 17 Sep 2018 13:40:05 -0700 Message-Id: <20180917204007.250862-1-swboyd@chromium.org> X-Mailer: git-send-email 2.19.0.397.gdd90340f6a-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some changes to the cmd-db code to not do any more copying of memory. Instead, we'll just hand out pointers to things inside cmd-db. Changes from v1: * Fixed patch#2 for GPU wreckage Cc: Mahesh Sivasubramanian Cc: Lina Iyer Cc: Bjorn Andersson Cc: Evan Green Cc: Jordan Crouse Cc: Rob Clark Stephen Boyd (2): soc: qcom: cmd-db: Remove memcpy()ing from cmd_db_get_header() soc: qcom: cmd-db: Stop memcpy()ing in cmd_db_read_aux_data() drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 34 +++++----- drivers/soc/qcom/cmd-db.c | 93 +++++++++------------------ include/soc/qcom/cmd-db.h | 12 +--- 3 files changed, 49 insertions(+), 90 deletions(-) -- Sent by a computer through tubes