From patchwork Tue Jan 7 23:06:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Blumenstingl X-Patchwork-Id: 11323019 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 CC6FF139A for ; Wed, 8 Jan 2020 08:13:03 +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 AA73F205F4 for ; Wed, 8 Jan 2020 08:13:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=googlemail.com header.i=@googlemail.com header.b="dENCSx36" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AA73F205F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=googlemail.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 93D2B6E193; Wed, 8 Jan 2020 08:12:33 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wr1-x443.google.com (mail-wr1-x443.google.com [IPv6:2a00:1450:4864:20::443]) by gabe.freedesktop.org (Postfix) with ESMTPS id AECC36E14C for ; Tue, 7 Jan 2020 23:06:49 +0000 (UTC) Received: by mail-wr1-x443.google.com with SMTP id z3so1435673wru.3 for ; Tue, 07 Jan 2020 15:06:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=k53sXXKoetFWE8GEEtNytoJYTuHWX23InQV8Qtu4GW8=; b=dENCSx36Ej5yYSporQHM0EZQIerJ0te/h42mTZ93EZeOg3JsA0ESBCTSif6qckRHaK rxYMyDM0wGr41OJ2wQeUr7uJj/nCJ8ALhT6f97PH0oGrtASQk3eYzqvQOtRH3qQWWWwx Ho396dQoJvVeasv15P595WzKK8uGDMOS1Gb7xy1PCzg5rStuXm783K0aXg8PvyEsqwcc 0Kv2PcFCaSI0VcA/G9ZJ0gRUOB1v2TJnFP2eDUKvRyDpbozAEjmrT1BmVFLBNrGXTkxO khCbSxJQEspIlT9GtOklM+pRR9sEXoxc6beW7uWvF23m/lxNCBKzBu4R931JQ2k4H5DN O2dA== 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=k53sXXKoetFWE8GEEtNytoJYTuHWX23InQV8Qtu4GW8=; b=Un5WHOdfRFY08bNuKztdz4bMi1+bAhmHUaSWWaiBYb1tdyr3byyLH7BeRFh2U93FUO onUxTBFk439umykg2K8jO9JLxhuz7np2MCjLrvcL7vD3kUY/mJIetO3jBMdtyhgDNc+R CS5nQpW8dk3k4rXcTSzEY1LMswHLT1HNjeqQK1AuuofE3wyjYw+3PkFEjBf0rd4eNPeI 5ZKcf+Ws4ngXHcEYdaV3sxiHEGVr8aJulL+aM5V0uMbTYrxus32omfrvCCPMOzY3km+B nPjZjLROo7brQakAoPvFxvJ2RoOQaC58RhWw3yEEwLqYRt+y37vHwTR1ANMX2epVhuoy DxYA== X-Gm-Message-State: APjAAAVKrkO9RNeGFDJJNsImpwyq68+8LQuOfSxSJ1uTzGXuuHVb6GRT L7h3Lrtjr4AV4YjQQkUpfuCUsncE+xk= X-Google-Smtp-Source: APXvYqyl3Me0mVoi+rzI0uDTtUjURQ5KbxgWv7vhF2OviRpzvAMJ9EZQEFf+m7UCcWGXNpC/5ZwHsw== X-Received: by 2002:a5d:6a88:: with SMTP id s8mr1270198wru.173.1578438408111; Tue, 07 Jan 2020 15:06:48 -0800 (PST) Received: from localhost.localdomain (p200300F1373A1900428D5CFFFEB99DB8.dip0.t-ipconnect.de. [2003:f1:373a:1900:428d:5cff:feb9:9db8]) by smtp.googlemail.com with ESMTPSA id g21sm1335912wmh.17.2020.01.07.15.06.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jan 2020 15:06:47 -0800 (PST) From: Martin Blumenstingl To: dri-devel@lists.freedesktop.org, alyssa@rosenzweig.io, steven.price@arm.com, tomeu.vizoso@collabora.com, robh@kernel.org Subject: [PATCH RFT v1 0/3] devfreq fixes for panfrost Date: Wed, 8 Jan 2020 00:06:23 +0100 Message-Id: <20200107230626.885451-1-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 08 Jan 2020 08:12:31 +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: airlied@linux.ie, linux-kernel@vger.kernel.org, Martin Blumenstingl , linux-rockchip@lists.infradead.org, linux-amlogic@lists.infradead.org, robin.murphy@arm.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" These are a bunch of devfreq fixes for panfrost that came up in a discussion with Robin Murphy during the code-review of the lima devfreq patches: [0] I am only able to test patch #1 properly because the only boards with panfrost GPU that I have are using an Amlogic SoC. We don't have support for the OPP tables or dynamic clock changes there yet. So patches #2 and #3 are compile-tested only. [0] https://patchwork.freedesktop.org/patch/346898/ Martin Blumenstingl (3): drm/panfrost: enable devfreq based the "operating-points-v2" property drm/panfrost: call dev_pm_opp_of_remove_table() in all error-paths drm/panfrost: Use the mali-supply regulator for control again drivers/gpu/drm/panfrost/panfrost_devfreq.c | 33 ++++++++++++++++++--- drivers/gpu/drm/panfrost/panfrost_device.h | 1 + 2 files changed, 30 insertions(+), 4 deletions(-)