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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id D0354C433EF for ; Thu, 27 Jan 2022 17:33:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D33B910E372; Thu, 27 Jan 2022 17:33:06 +0000 (UTC) Received: from mail-ed1-x52f.google.com (mail-ed1-x52f.google.com [IPv6:2a00:1450:4864:20::52f]) by gabe.freedesktop.org (Postfix) with ESMTPS id C24F410E372 for ; Thu, 27 Jan 2022 17:33:04 +0000 (UTC) Received: by mail-ed1-x52f.google.com with SMTP id u24so4608481eds.11 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=W/6s+ow02970FMn9p97vrrFplByIW4Jw1kOoIOa/nHrWTiYEw9Q4t//j4cWT5oNIgv 0UpVPO2drgXqWUwy9mYyNMEhEP7KVG3ZqiW4aSwyWRTIIj4owmrL5c8+h+NzQqjacfUD Y+KxR8qg2tZSA0Rjp1hfKAN7HwmSHISu6Au64thU8oz+ZB2t16iBwTlskCzUTXXuzbMs oFHexj/QRlOF2RJ8sQmC6YFfJQJ4bnHkUaM6qouW8Mcyad2vrGL7eQGLZoJUIO6luSkI jjG7Jx8HToC1usutmACOgyzfKe1FYBoAWAZ+e514d37v4TQCMt7yvpGOCbV99XpvJOHq OwrA== X-Gm-Message-State: AOAM533qOIP6RPJh7Y1mts0y8AsULN2eOkPJy9fkfIH23obgneLtlFKW NmQ90CucgF8fY+cykRnDMeM= 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 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) 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: linux-tegra@vger.kernel.org, Mikko Perttunen , dri-devel@lists.freedesktop.org, Jonathan Hunter Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --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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