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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 BFBB8C4743B for ; Thu, 17 Dec 2020 18:11:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9F4CB2388E for ; Thu, 17 Dec 2020 18:11:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730935AbgLQSJO (ORCPT ); Thu, 17 Dec 2020 13:09:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41996 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730915AbgLQSJN (ORCPT ); Thu, 17 Dec 2020 13:09:13 -0500 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F1DAC061142; Thu, 17 Dec 2020 10:08:06 -0800 (PST) Received: by mail-lf1-x130.google.com with SMTP id m25so59783468lfc.11; Thu, 17 Dec 2020 10:08:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=MZKp8LNgdIqZ2QOb3p3qyevaT+0a/84boORQxHR3hMaNXrSC3gadV90vMzkpXywlqO FckztaIM7VXhOnRqguINXOzS4tF2j9k6itr8yj4O2R9bvxTZ/5XixyVBxPEKIdnIzXxo K9gvy8DIjfa3cSxXV0BsPlII7FabiMWQBhxX1bphvlTMt5TlBRx/Lqpr0Dj3sXiRPgcU tPbBkxDFx22kc8Mr/3oOm9b66RzF8/Qd6eZel5uaevmeWnNeT6xQAp9AqNyvnwQYUoKA ikQV9S/5J0i2cxw4+ghP0Hu85LAVoVOVLj9Qy1KHWVmv6zagA/Zo/kAP7wNFjF7gI+2L n4nA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=kpvHECqxdjxRnf+0/ZSbe+nils5ouRtkbnQC7FfV4fxsdVu0jvMzkxZDtKgVJ4kT00 +cpajaLooNxU0aSwButrh+0DMc6CTWezQJHKVdn0UQhVu6LY2+q6iaFeM71KsEv29U5P p24RQEEfyCqo+JMCun1aGA2VKJX7efW4zlZtyExPyAtPMUNZdcC1U5AvS0NDSWBIFmUA +t0xyV2/1TD7ZBcV/7iHbyWxq1PdVF7fM0THt5iDVb8H81h0F65vBAQPp9ZhItf6c47/ JyivWiqk3Cis8k/nwTn6ep45Nk/O8tMvTPcKisNNCjho8zCwBB6XuTSRQF01bSWLd/4p tiOw== X-Gm-Message-State: AOAM532CdN36ieJ4HSYDcuKS/aZzrtu3ec3s12+N6MQnNK/ZOisDGny6 70OPdKerPsTa7ibUIFXTW4Q= X-Google-Smtp-Source: ABdhPJyVdNBSM8/uZCQbZq0gxNERLS7DuvcuHvgKRtpH+6ID2YxKj6LsqEKEpdk21M9tB3QssKnzhA== X-Received: by 2002:a2e:b70f:: with SMTP id j15mr240665ljo.60.1608228485098; Thu, 17 Dec 2020 10:08:05 -0800 (PST) Received: from localhost.localdomain (109-252-192-57.dynamic.spd-mgts.ru. [109.252.192.57]) by smtp.gmail.com with ESMTPSA id u5sm655596lff.78.2020.12.17.10.08.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:08:04 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v2 39/48] drm/tegra: vic: Stop channel before suspending Date: Thu, 17 Dec 2020 21:06:29 +0300 Message-Id: <20201217180638.22748-40-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201217180638.22748-1-digetx@gmail.com> References: <20201217180638.22748-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Host1x channel should be idling before hardware is turned off, hence stop the channel in the suspend callback. Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/tegra/vic.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index ade56b860cf9..92d3d48c4277 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -510,8 +510,23 @@ static int vic_remove(struct platform_device *pdev) return 0; } +static __maybe_unused int vic_suspend(struct device *dev) +{ + struct vic *vic = dev_get_drvdata(dev); + int err; + + host1x_channel_stop(vic->channel); + + err = pm_runtime_force_suspend(dev); + if (err < 0) + return err; + + return 0; +} + static const struct dev_pm_ops vic_pm_ops = { SET_RUNTIME_PM_OPS(vic_runtime_suspend, vic_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(vic_suspend, pm_runtime_force_resume) }; struct platform_driver tegra_vic_driver = { -- 2.29.2 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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 A1950C4361B for ; Thu, 17 Dec 2020 18:08:29 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 5A7BB2376F for ; Thu, 17 Dec 2020 18:08:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5A7BB2376F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 3D15887953; Thu, 17 Dec 2020 18:08:29 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rVMf601bn1bh; Thu, 17 Dec 2020 18:08:26 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by whitealder.osuosl.org (Postfix) with ESMTP id A3CD387952; Thu, 17 Dec 2020 18:08:17 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by ash.osuosl.org (Postfix) with ESMTP id 9116B1BF9B6 for ; Thu, 17 Dec 2020 18:08:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 8D8538769D for ; Thu, 17 Dec 2020 18:08:07 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FJztwQCqgEPq for ; Thu, 17 Dec 2020 18:08:07 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-lf1-f53.google.com (mail-lf1-f53.google.com [209.85.167.53]) by hemlock.osuosl.org (Postfix) with ESMTPS id CA46287A9E for ; Thu, 17 Dec 2020 18:08:06 +0000 (UTC) Received: by mail-lf1-f53.google.com with SMTP id u18so59834639lfd.9 for ; Thu, 17 Dec 2020 10:08:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=MZKp8LNgdIqZ2QOb3p3qyevaT+0a/84boORQxHR3hMaNXrSC3gadV90vMzkpXywlqO FckztaIM7VXhOnRqguINXOzS4tF2j9k6itr8yj4O2R9bvxTZ/5XixyVBxPEKIdnIzXxo K9gvy8DIjfa3cSxXV0BsPlII7FabiMWQBhxX1bphvlTMt5TlBRx/Lqpr0Dj3sXiRPgcU tPbBkxDFx22kc8Mr/3oOm9b66RzF8/Qd6eZel5uaevmeWnNeT6xQAp9AqNyvnwQYUoKA ikQV9S/5J0i2cxw4+ghP0Hu85LAVoVOVLj9Qy1KHWVmv6zagA/Zo/kAP7wNFjF7gI+2L n4nA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=D2jm1FctfWoch9h9kgc/trtE3XX09v4p9kEoaymuPIVUNc6BR1Fx33wouhYLFVsK43 gQEAdBaSIq7bwktUcib3h3sFHPrtxjTBAnZXNiw0tTU6L5Hy7+punP8w5ntC23widbtY wmpHC5XeCrqUyLoj+37ap6+Z6Czxs8X1jh+9R9GxHKJhwCh3WWmP4bCM9ODVBJDpB69j fhDhhE+dpGhIGpshLwCo4lwTXE2YC+Oar7UzKGeVAoWmqL2NYdXoID744WiunO8lEhqN 8VnrXaDzJMza5nfocXQ5NvG52zECqcVl1l2pbTR6R9nh2fhEfLzTJw6ssl3FfO6i3Ohr l7xg== X-Gm-Message-State: AOAM533kZDCQL2OMwyxogwNslyh6NCq2q32hZ1wp9059RJOXHsMbAnbT JTCgbwimOx1UFNZ3kiKIE5E= X-Google-Smtp-Source: ABdhPJyVdNBSM8/uZCQbZq0gxNERLS7DuvcuHvgKRtpH+6ID2YxKj6LsqEKEpdk21M9tB3QssKnzhA== X-Received: by 2002:a2e:b70f:: with SMTP id j15mr240665ljo.60.1608228485098; Thu, 17 Dec 2020 10:08:05 -0800 (PST) Received: from localhost.localdomain (109-252-192-57.dynamic.spd-mgts.ru. [109.252.192.57]) by smtp.gmail.com with ESMTPSA id u5sm655596lff.78.2020.12.17.10.08.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:08:04 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette Subject: [PATCH v2 39/48] drm/tegra: vic: Stop channel before suspending Date: Thu, 17 Dec 2020 21:06:29 +0300 Message-Id: <20201217180638.22748-40-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201217180638.22748-1-digetx@gmail.com> References: <20201217180638.22748-1-digetx@gmail.com> MIME-Version: 1.0 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Driver Project Developer List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" Host1x channel should be idling before hardware is turned off, hence stop the channel in the suspend callback. Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/tegra/vic.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index ade56b860cf9..92d3d48c4277 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -510,8 +510,23 @@ static int vic_remove(struct platform_device *pdev) return 0; } +static __maybe_unused int vic_suspend(struct device *dev) +{ + struct vic *vic = dev_get_drvdata(dev); + int err; + + host1x_channel_stop(vic->channel); + + err = pm_runtime_force_suspend(dev); + if (err < 0) + return err; + + return 0; +} + static const struct dev_pm_ops vic_pm_ops = { SET_RUNTIME_PM_OPS(vic_runtime_suspend, vic_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(vic_suspend, pm_runtime_force_resume) }; struct platform_driver tegra_vic_driver = { -- 2.29.2 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel 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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 B91A2C4361B for ; Fri, 18 Dec 2020 08:33:08 +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 834AF20936 for ; Fri, 18 Dec 2020 08:33:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 834AF20936 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.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 22E0189B67; Fri, 18 Dec 2020 08:32:06 +0000 (UTC) Received: from mail-lf1-x12d.google.com (mail-lf1-x12d.google.com [IPv6:2a00:1450:4864:20::12d]) by gabe.freedesktop.org (Postfix) with ESMTPS id 94A696E1E8 for ; Thu, 17 Dec 2020 18:08:06 +0000 (UTC) Received: by mail-lf1-x12d.google.com with SMTP id h205so16304868lfd.5 for ; Thu, 17 Dec 2020 10:08:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=MZKp8LNgdIqZ2QOb3p3qyevaT+0a/84boORQxHR3hMaNXrSC3gadV90vMzkpXywlqO FckztaIM7VXhOnRqguINXOzS4tF2j9k6itr8yj4O2R9bvxTZ/5XixyVBxPEKIdnIzXxo K9gvy8DIjfa3cSxXV0BsPlII7FabiMWQBhxX1bphvlTMt5TlBRx/Lqpr0Dj3sXiRPgcU tPbBkxDFx22kc8Mr/3oOm9b66RzF8/Qd6eZel5uaevmeWnNeT6xQAp9AqNyvnwQYUoKA ikQV9S/5J0i2cxw4+ghP0Hu85LAVoVOVLj9Qy1KHWVmv6zagA/Zo/kAP7wNFjF7gI+2L n4nA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=wuUSQP0OtIE+mP7axrK+mquBQR4cpQ2zlYIqVpImR1U=; b=JaFj8HOmbqmIEPGdVCKpmoZPjgTFlDfy0caICAOpHGTGVzEvl1qC+s3Vc5KSGmMDNX wf1ERZtga97iCqcScWn7cWdf3IlzR9TM7xWfdkjsTy2yVdLtImeBVqgk8oGGi8zkq/Yk BKELIQzGXU+K9yr36t9wzEKFPdS0xc5W1hj7x0x3hURkiZcFMPpvqin0/Sg9mFm5YtrP wDj0oyckOnRFnXGXQikyQn6i6rEICvWP7fBHHtr/zBGJUHROPJac0s7O0OYI1hpjVamb Dc2hk0PoQqzyQ2ZIhB1rf7x6srWSR+Dt0qlgcubIBQiZdnTghT7zRJY6vimnObus9kzr XeaA== X-Gm-Message-State: AOAM532eTXDDTZ4Up022Nw4BK3XjU6OwaaEtMzOIHfrCne+WESk0/SQ/ ygwfwRGaHlieNKA9hvyBCiA= X-Google-Smtp-Source: ABdhPJyVdNBSM8/uZCQbZq0gxNERLS7DuvcuHvgKRtpH+6ID2YxKj6LsqEKEpdk21M9tB3QssKnzhA== X-Received: by 2002:a2e:b70f:: with SMTP id j15mr240665ljo.60.1608228485098; Thu, 17 Dec 2020 10:08:05 -0800 (PST) Received: from localhost.localdomain (109-252-192-57.dynamic.spd-mgts.ru. [109.252.192.57]) by smtp.gmail.com with ESMTPSA id u5sm655596lff.78.2020.12.17.10.08.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:08:04 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette Subject: [PATCH v2 39/48] drm/tegra: vic: Stop channel before suspending Date: Thu, 17 Dec 2020 21:06:29 +0300 Message-Id: <20201217180638.22748-40-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201217180638.22748-1-digetx@gmail.com> References: <20201217180638.22748-1-digetx@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 18 Dec 2020 08:31:48 +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: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Host1x channel should be idling before hardware is turned off, hence stop the channel in the suspend callback. Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/tegra/vic.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index ade56b860cf9..92d3d48c4277 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -510,8 +510,23 @@ static int vic_remove(struct platform_device *pdev) return 0; } +static __maybe_unused int vic_suspend(struct device *dev) +{ + struct vic *vic = dev_get_drvdata(dev); + int err; + + host1x_channel_stop(vic->channel); + + err = pm_runtime_force_suspend(dev); + if (err < 0) + return err; + + return 0; +} + static const struct dev_pm_ops vic_pm_ops = { SET_RUNTIME_PM_OPS(vic_runtime_suspend, vic_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(vic_suspend, pm_runtime_force_resume) }; struct platform_driver tegra_vic_driver = { -- 2.29.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel