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=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 0A9ADC33CB1 for ; Tue, 14 Jan 2020 08:20:05 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D25902075B for ; Tue, 14 Jan 2020 08:20:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=brkho-com.20150623.gappssmtp.com header.i=@brkho-com.20150623.gappssmtp.com header.b="Ra1HwBng" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D25902075B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=brkho.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B0D9A6E31C; Tue, 14 Jan 2020 08:19:51 +0000 (UTC) Received: from mail-yw1-xc64.google.com (mail-yw1-xc64.google.com [IPv6:2607:f8b0:4864:20::c64]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8DFA86E0CC for ; Mon, 13 Jan 2020 15:36:49 +0000 (UTC) Received: by mail-yw1-xc64.google.com with SMTP id b186so6332705ywc.1 for ; Mon, 13 Jan 2020 07:36:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brkho-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=XJFdDikfbN+KalEJTdnTdl6gsZ3fW2Tc7ZjkvYTvyD0=; b=Ra1HwBngnQsFsdibS3erX1ro72SPNFOPBuna6fAXIQWG17KVuwQqD9gMrdmCX7ki+B EfZnaFMA5gKVT3d2qJucInxK1XRuJFIQjhpLG292NZcU6B2kEOsnvEAtLvx58jiTXMJk R3JhbyxnKu264DFtvTI48xgHQS4fvpOzUpteR3OrVr78AnbU2zIkVDSvrN5ZD8cvjeee JFM3IRmFzWideOV8V9KEow0sfm4l9HLJVDVYnrOiZTg2y3gnmUrcDev8aU5KY5uD5KlR ZI8urhn7LhvdDYHsVAv38s1cdzYy0VpHd73CuBsHJdDdJIh3/5QdZn3CfaseC0z8UOlv K8pw== 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=XJFdDikfbN+KalEJTdnTdl6gsZ3fW2Tc7ZjkvYTvyD0=; b=GPrJfCOAnAcsVDQdw7QYsM6hQB2ONUGRV7TFfrZWoz6hXPUSDhik4bxTUp5FSDh+XF W4j9OpY2nnEm5pP5D78xqqVK6VcMZiQ4F5B7zCXUhKCR+IsaJnxmmR0eEYb+jEY8rNqA 7bQ3iVgsIxZxc7Pawc3Mmqrug1x+TtFrAmpT9a5WzWVD36MqAtqtUS0XSUv3Aax1rWMd GfekNrjPz+Uya9ES/1RR3aU4IAQIO/rjGt8ED2DmK7k0+NyJtPCB+pCmzlb0pG9b6E3l nszqTgJA/QwfafzOtrRmQ6ZGdsV5NYD6coUjBw5JXb9vCFTETKwIhu6TRuM3IHlg8CQ+ M+Xw== X-Gm-Message-State: APjAAAWtlJHY6e8YdLJynrU4GURPBddc7nVDQ+vw1FSPmBPzSAZOZz9B YIoV/TzfhRUVOTJ12/jZ0OEjTbXMOJLuhr0HT6UtN+K370hxCQ== X-Google-Smtp-Source: APXvYqze74w6U50gaTJnAzutIy9P9BFgvcZsIGa2e6zF7CwAW4jN8VuBPit1CodjbUXUBdLxFIXm1nt6Mg+C X-Received: by 2002:a25:2c9:: with SMTP id 192mr12441529ybc.48.1578929808492; Mon, 13 Jan 2020 07:36:48 -0800 (PST) Received: from hob1.nyc.corp.google.com ([100.118.32.120]) by smtp-relay.gmail.com with ESMTPS id m193sm1672393ywd.0.2020.01.13.07.36.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jan 2020 07:36:48 -0800 (PST) X-Relaying-Domain: brkho.com From: Brian Ho To: freedreno@lists.freedesktop.org Subject: [PATCH 0/2] drm/msm: Add the MSM_WAIT_IOVA ioctl Date: Mon, 13 Jan 2020 10:36:03 -0500 Message-Id: <20200113153605.52350-1-brian@brkho.com> X-Mailer: git-send-email 2.25.0.rc1.283.g88dfdc4193-goog MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 14 Jan 2020 08:19:25 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: robdclark@chromium.org, Brian Ho , "open list:DRM DRIVER FOR MSM ADRENO GPU" , open list , "open list:DRM DRIVER FOR MSM ADRENO GPU" , hoegsberg@chromium.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This patch set implements the MSM_WAIT_IOVA ioctl which lets userspace sleep until the value at a given iova reaches a certain condition. This is needed in turnip to implement the VK_QUERY_RESULT_WAIT_BIT flag for vkGetQueryPoolResults. First, we add a GPU-wide wait queue that is signaled on all IRQs. We can then wait on this wait queue inside MSM_WAIT_IOVA until the condition is met. The corresponding merge request in mesa can be found at: https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3279 Brian Ho (2): drm/msm: Add a GPU-wide wait queue drm/msm: Add MSM_WAIT_IOVA ioctl drivers/gpu/drm/msm/msm_drv.c | 63 +++++++++++++++++++++++++++++++++-- drivers/gpu/drm/msm/msm_gpu.c | 4 +++ drivers/gpu/drm/msm/msm_gpu.h | 3 ++ include/uapi/drm/msm_drm.h | 13 ++++++++ 4 files changed, 81 insertions(+), 2 deletions(-) -- 2.25.0.rc1.283.g88dfdc4193-goog _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel