From patchwork Tue Jan 28 22:16:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jordan Crouse X-Patchwork-Id: 11355289 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 0C6941398 for ; Tue, 28 Jan 2020 22:16:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF4672468D for ; Tue, 28 Jan 2020 22:16:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="JXWINBTX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726463AbgA1WQ3 (ORCPT ); Tue, 28 Jan 2020 17:16:29 -0500 Received: from mail26.static.mailgun.info ([104.130.122.26]:20500 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726520AbgA1WQ3 (ORCPT ); Tue, 28 Jan 2020 17:16:29 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1580249788; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=hRAmtp8agzDIfoZcf0u0nxp0G1YHZjq1uYqYKLAl4IU=; b=JXWINBTXybMfNJMwC+gmZj6TGI/jDhR3eq8kBvTMXiI47VFHZXNHyXPmo6HmBH8W0G/0jZDU UcG9GKKeDg/c2ZZlRAqmoLyBOX5dp1CCcsjFZf6px+xW2Q1MX2sv9tvOVPxaSycm1b2/TQG4 9mbQQzFu0Zgf8r4qYmlU8ySIYwQ= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e30b2b8.7f4d0613c228-smtp-out-n01; Tue, 28 Jan 2020 22:16:24 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 46E7EC433A2; Tue, 28 Jan 2020 22:16:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from jcrouse1-lnx.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: jcrouse) by smtp.codeaurora.org (Postfix) with ESMTPSA id B95D4C4479C; Tue, 28 Jan 2020 22:16:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org B95D4C4479C Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=jcrouse@codeaurora.org From: Jordan Crouse To: iommu@lists.linux-foundation.org Cc: robin.murphy@arm.com, will@kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, Sean Paul , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Clark , David Airlie , freedreno@lists.freedesktop.org, Daniel Vetter Subject: [PATCH v1 5/6] drm/msm/gpu: Add ttbr0 to the memptrs Date: Tue, 28 Jan 2020 15:16:09 -0700 Message-Id: <1580249770-1088-6-git-send-email-jcrouse@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1580249770-1088-1-git-send-email-jcrouse@codeaurora.org> References: <1580249770-1088-1-git-send-email-jcrouse@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Targets that support per-instance pagetable switching will have to keep track of which pagetable belongs to each instance to be able to recover for preemption. Signed-off-by: Jordan Crouse --- drivers/gpu/drm/msm/msm_ringbuffer.h | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.h b/drivers/gpu/drm/msm/msm_ringbuffer.h index 7764373..c5822bd 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.h +++ b/drivers/gpu/drm/msm/msm_ringbuffer.h @@ -29,6 +29,7 @@ struct msm_gpu_submit_stats { struct msm_rbmemptrs { volatile uint32_t rptr; volatile uint32_t fence; + volatile uint64_t ttbr0; volatile struct msm_gpu_submit_stats stats[MSM_GPU_SUBMIT_STATS_COUNT]; };