From patchwork Tue Jan 8 14:50:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 10752135 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3FFCE13B4 for ; Tue, 8 Jan 2019 14:51:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3084228D37 for ; Tue, 8 Jan 2019 14:51:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 247FC28D35; Tue, 8 Jan 2019 14:51:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9249F28D24 for ; Tue, 8 Jan 2019 14:51:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 426596EB34; Tue, 8 Jan 2019 14:51:17 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.bootlin.com (mail.bootlin.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id 9D6716EB1C for ; Tue, 8 Jan 2019 14:51:16 +0000 (UTC) Received: by mail.bootlin.com (Postfix, from userid 110) id 64DEC209D7; Tue, 8 Jan 2019 15:51:15 +0100 (CET) Received: from localhost.localdomain (aaubervilliers-681-1-45-241.w90-88.abo.wanadoo.fr [90.88.163.241]) by mail.bootlin.com (Postfix) with ESMTPSA id 1D1CC206DC; Tue, 8 Jan 2019 15:51:15 +0100 (CET) From: Paul Kocialkowski To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 0/4] drm/vc4: Add a load tracker Date: Tue, 8 Jan 2019 15:50:52 +0100 Message-Id: <20190108145056.2276-1-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maxime Ripard , Thomas Petazzoni , Eben Upton , David Airlie , Boris Brezillon , Paul Kocialkowski Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Hi, Here is a third iteration of the VC4 load tracking series, which was initially developed by Boris Brezillon and that I have now taken over. This new version aggregates a standalone patch adding a debugfs entry, which was updated since its last revision. A new preliminary patch is also introduced, which fixes underrun reports when reconfiguring the display pipeline. A detailed changelog is available on each patch when applicable. Cheers, Paul Boris Brezillon (2): drm/vc4: Report underrun errors drm/vc4: Add a load tracker to prevent HVS underflow errors Paul Kocialkowski (2): drm/vc4: Wait for display list synchronization when completing commit drm/vc4: Add a debugfs entry to disable/enable the load tracker drivers/gpu/drm/vc4/vc4_debugfs.c | 10 +++ drivers/gpu/drm/vc4/vc4_drv.c | 1 + drivers/gpu/drm/vc4/vc4_drv.h | 25 +++++++ drivers/gpu/drm/vc4/vc4_hvs.c | 104 ++++++++++++++++++++++++++ drivers/gpu/drm/vc4/vc4_kms.c | 118 +++++++++++++++++++++++++++++- drivers/gpu/drm/vc4/vc4_plane.c | 57 +++++++++++++++ drivers/gpu/drm/vc4/vc4_regs.h | 48 ++++-------- 7 files changed, 327 insertions(+), 36 deletions(-)