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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7938DC433F5 for ; Thu, 27 Jan 2022 17:33:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229953AbiA0RdF (ORCPT ); Thu, 27 Jan 2022 12:33:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234351AbiA0RdF (ORCPT ); Thu, 27 Jan 2022 12:33:05 -0500 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2577C061714 for ; Thu, 27 Jan 2022 09:33:04 -0800 (PST) Received: by mail-ed1-x533.google.com with SMTP id m11so4577021edi.13 for ; Thu, 27 Jan 2022 09:33:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=FOZAF5A3p4mhZisFzPr/R8ZIXvhN8wWDFykB6iqDaHU=; b=bM6hxK/jokDHdW+ADUU4VuMxMsDrBEmbiz9oig6o0z2IGYHkLZO9UxWI8L6VHt9OG0 5z2c0RSoECTouQtt908YZlFpjzfNvXjvRkbSc+8KsDttnHV/zxfWdCzJquZ65lvfGlNX cfp4kVwpdOnVMNN5Z8kp0hllcKJ3kNRaMkyPgATSyKyvI36DegenpvfhLoBjaOkXaqqA WLNiGa0CzGHscQfxoEZqEhb8hoTjVrepdmYj1a/bK4U96oPMXieCqxBRhZColQpO0hZZ GSP68A1JlBn/OSpuythkak+3D+r0dYmhhplDlI9S+zbnv/3vzxtM9pMdhnDO54EeSRbe kEAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=FOZAF5A3p4mhZisFzPr/R8ZIXvhN8wWDFykB6iqDaHU=; b=dXqsbVd3zM5Tjir6oUBXCRoRrpuBhv7SjMTUSgbNu1K33up+0rZa4kCUl+4H/hueFo +NIjUMJCvAZJcpe1Ktx9WRVHIAgEniC+FMq9FZP8DVi6yZZaeTifQretiHIMm+R2TL2q Gom/DSXnenIYSwS/4C7h0osRJ3J0UvfELgHmAYiTjZLyd456i0vYqUjCfaWGmrq18sln to0itm3V/mJbyBYfvtNQJfbpcJqf3/AfZcRuCJdtOi7BsDt8socGR3ggvTFkhi5tMDgg ZTpqkLWkfk1RM3LISDnRMbp7MhWllNcz3WEymperz9ADogiW5oH1jb0cLMsKYHK2XGRF OU/g== X-Gm-Message-State: AOAM530CC82m9CSggSbHMratjWMf3eOoCGpxNTqd5ZLBB0DWe5hVhwqH OZk8N14sfX2ywX68ydxuySo6oZOcIlCoTA== X-Google-Smtp-Source: ABdhPJydudNeSfe6M/N389V+E7bC2CglXjpxyAdJMt5lvhmu/FwMm3H6ajx7cLpRoGlM+g7T+odVEg== X-Received: by 2002:a05:6402:2071:: with SMTP id bd17mr4623584edb.328.1643304783161; Thu, 27 Jan 2022 09:33:03 -0800 (PST) Received: from orome ([193.209.96.43]) by smtp.gmail.com with ESMTPSA id s19sm9593795edr.23.2022.01.27.09.33.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Jan 2022 09:33:02 -0800 (PST) Date: Thu, 27 Jan 2022 18:32:59 +0100 From: Thierry Reding To: Dmitry Osipenko Cc: Jonathan Hunter , Mikko Perttunen , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org Subject: Re: [PATCH v1] gpu: host1x: Fix hang on Tegra186+ Message-ID: References: <20211223144650.10335-1-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="XW8H4TlOOnoqjy38" Content-Disposition: inline In-Reply-To: <20211223144650.10335-1-digetx@gmail.com> User-Agent: Mutt/2.1.5 (31b18ae9) (2021-12-30) Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org --XW8H4TlOOnoqjy38 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 23, 2021 at 05:46:50PM +0300, Dmitry Osipenko wrote: > Tegra186+ hangs if host1x hardware is disabled at a kernel boot time > because we touch hardware before runtime PM is resumed. Move sync point > assignment initialization to the RPM-resume callback. Older SoCs were > unaffected because they skip that sync point initialization. >=20 > Tested-by: Jon Hunter # T186 > Reported-by: Jon Hunter # T186 > Fixes: 6b6776e2ab8a ("gpu: host1x: Add initial runtime PM and OPP support= ") > Signed-off-by: Dmitry Osipenko > --- > drivers/gpu/host1x/syncpt.c | 16 ++++++++-------- > 1 file changed, 8 insertions(+), 8 deletions(-) Applied, thanks. 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