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 191ABC54EE9 for ; Mon, 19 Sep 2022 08:41:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229781AbiISIlO (ORCPT ); Mon, 19 Sep 2022 04:41:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34216 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229960AbiISIlF (ORCPT ); Mon, 19 Sep 2022 04:41:05 -0400 Received: from mail-yb1-xb30.google.com (mail-yb1-xb30.google.com [IPv6:2607:f8b0:4864:20::b30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E89BD11A2F for ; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) Received: by mail-yb1-xb30.google.com with SMTP id 63so160400ybq.4 for ; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=SoyqYVokxMm1uUEputqTB5NtFHq2AOYVphA3SiugU5Db88W1jAKad2wuq+xMWhwTie 61GIwvjPhTrBhQacCpgFH7SI7SMmwzrSZ3qrkGOMSYTfu1XdCjF/o14QjtFup/T3p+OZ rValRdjjh5dz7Oh8DNgTLxaSEzUa2tfJncXvk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=bPtAX/pcKJx2VEBBhAEPtZUByMWvtHQcpTf5A/TIgSwYDYSIulyDENJKC1WCZ7hTjG Xsa7Oe9ufMpW8+eUK+q+Fpszwwra4w6Cw7pM6f8wOqi7Cse7Qc3YYwKDJo50yPo+Dt4Y Mwxfy94Cuso7GA/ob7yg1D4hwU9r4KmOb6LxMNtNYALOh83YHV3HNmTPrf5BLB72mKGz qCFqbCGbi6ggI7wi4VvTed5qg/ICElG4hD0alp71mF3nYt5ZylLrwtwRe8NDQWWzPW7A oP16ZasCNw+eAKpVtH1gsFG2TGH3ikjZEHRpSXh+1KKjD2f4m7bQ0B2BHz1BcJDsFPeU PGyA== X-Gm-Message-State: ACrzQf1NcoUCTLvsrnyRYKuBpaCamhFXzOUoxwr56NwAbDft2Jdwpeqo 6bfgnMo2PLhfyN/ifQFyWukfbnb5z1cYz6CyttS28w== X-Google-Smtp-Source: AMsMyM67MXm/lQa1tGGwV3xRvrukDuk9G5nv3c5F7slxubnSc3M0kXcOawAQvsxcSxx7dCi+CFAeJs1NlPue8RXoIMI= X-Received: by 2002:a05:6902:1202:b0:6ae:4d4e:f7ea with SMTP id s2-20020a056902120200b006ae4d4ef7eamr14310764ybu.393.1663576860104; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) MIME-Version: 1.0 References: <20220804194325.1596554-1-nfraprado@collabora.com> In-Reply-To: <20220804194325.1596554-1-nfraprado@collabora.com> From: Hsin-Yi Wang Date: Mon, 19 Sep 2022 16:40:34 +0800 Message-ID: Subject: Re: [PATCH] drm/mediatek: dsi: Move mtk_dsi_stop() call back to mtk_dsi_poweroff() To: =?UTF-8?B?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= Cc: Chun-Kuang Hu , AngeloGioacchino Del Regno , kernel@collabora.com, Daniel Vetter , David Airlie , Jitao Shi , Matthias Brugger , Philipp Zabel , Rex-BC Chen , Xinlei Lee , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 19, 2022 at 4:39 PM N=C3=ADcolas F. R. A. Prado wrote: > > As the comment right before the mtk_dsi_stop() call advises, > mtk_dsi_stop() should only be called after > mtk_drm_crtc_atomic_disable(). That's because that function calls > drm_crtc_wait_one_vblank(), which requires the vblank irq to be enabled. > > Previously mtk_dsi_stop(), being in mtk_dsi_poweroff() and guarded by a > refcount, would only be called at the end of > mtk_drm_crtc_atomic_disable(), through the call to mtk_crtc_ddp_hw_fini()= . > Commit cde7e2e35c28 ("drm/mediatek: Separate poweron/poweroff from > enable/disable and define new funcs") moved the mtk_dsi_stop() call to > mtk_output_dsi_disable(), causing it to be called before > mtk_drm_crtc_atomic_disable(), and consequently generating vblank > timeout warnings during suspend. > > Move the mtk_dsi_stop() call back to mtk_dsi_poweroff() so that we have > a working vblank irq during mtk_drm_crtc_atomic_disable() and stop > getting vblank timeout warnings. > > Fixes: cde7e2e35c28 ("drm/mediatek: Separate poweron/poweroff from enable= /disable and define new funcs") > Signed-off-by: N=C3=ADcolas F. R. A. Prado > Tested-by: Hsin-Yi Wang Tested on mt8183 jacuzzi and mt8186 that this patch fixes the vblank warnin= g. > --- > > drivers/gpu/drm/mediatek/mtk_dsi.c | 21 ++++++++++----------- > 1 file changed, 10 insertions(+), 11 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediate= k/mtk_dsi.c > index 9cc406e1eee1..f8ad59771551 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dsi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c > @@ -685,6 +685,16 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi) > if (--dsi->refcount !=3D 0) > return; > > + /* > + * mtk_dsi_stop() and mtk_dsi_start() is asymmetric, since > + * mtk_dsi_stop() should be called after mtk_drm_crtc_atomic_disa= ble(), > + * which needs irq for vblank, and mtk_dsi_stop() will disable ir= q. > + * mtk_dsi_start() needs to be called in mtk_output_dsi_enable(), > + * after dsi is fully set. > + */ > + mtk_dsi_stop(dsi); > + > + mtk_dsi_switch_to_cmd_mode(dsi, VM_DONE_INT_FLAG, 500); > mtk_dsi_reset_engine(dsi); > mtk_dsi_lane0_ulp_mode_enter(dsi); > mtk_dsi_clk_ulp_mode_enter(dsi); > @@ -735,17 +745,6 @@ static void mtk_output_dsi_disable(struct mtk_dsi *d= si) > if (!dsi->enabled) > return; > > - /* > - * mtk_dsi_stop() and mtk_dsi_start() is asymmetric, since > - * mtk_dsi_stop() should be called after mtk_drm_crtc_atomic_disa= ble(), > - * which needs irq for vblank, and mtk_dsi_stop() will disable ir= q. > - * mtk_dsi_start() needs to be called in mtk_output_dsi_enable(), > - * after dsi is fully set. > - */ > - mtk_dsi_stop(dsi); > - > - mtk_dsi_switch_to_cmd_mode(dsi, VM_DONE_INT_FLAG, 500); > - > dsi->enabled =3D false; > } > > -- > 2.37.1 > 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 DA6D2C6FA90 for ; Mon, 19 Sep 2022 08:41:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2D6DF10E5AF; Mon, 19 Sep 2022 08:41:05 +0000 (UTC) Received: from mail-yb1-xb29.google.com (mail-yb1-xb29.google.com [IPv6:2607:f8b0:4864:20::b29]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0BB6B10E5D6 for ; Mon, 19 Sep 2022 08:41:01 +0000 (UTC) Received: by mail-yb1-xb29.google.com with SMTP id g5so41451511ybg.11 for ; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=SoyqYVokxMm1uUEputqTB5NtFHq2AOYVphA3SiugU5Db88W1jAKad2wuq+xMWhwTie 61GIwvjPhTrBhQacCpgFH7SI7SMmwzrSZ3qrkGOMSYTfu1XdCjF/o14QjtFup/T3p+OZ rValRdjjh5dz7Oh8DNgTLxaSEzUa2tfJncXvk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=dJge6psn8mWRsuzSy1lCfqEzLO+8J4ZbiIROWyQEeEJ65eFrL/PXkerkTsIT9xHkwN 25yYyp/vjKnnMu1ENAdUnv2e7r4E2zezHufutI2pVx2cXQjgklpZC2pK1Z4HUjTDmTzj 7HdpP93Trf32sOzdgeiOuf1nu4zUGeSZpiKhC0GKjYxBWLUo92hxTUb+mZjVNmjDsPmK 4a3BmFyDfGey8okUbV3l4In+R6X+0MPh+AAJ2MMKGoAXLxYiLY9xVQgPWuZYZtU+Nd/f KBvylzhnoSevJ43NMgo9OYqm3UBo9qibKEjsMQWIpzCIR1wXdWi3dIDwYB2QCgt2ZPdE 2XgA== X-Gm-Message-State: ACrzQf1OGlsG09QSBr//Hi4KY+y5q7mxA/nDjyxwJzuFt0XLv6AyPG8b 7X5wh2TzDEm5FLcjIdh+Gmgdz7509MI1jzFQgGymTA== X-Google-Smtp-Source: AMsMyM67MXm/lQa1tGGwV3xRvrukDuk9G5nv3c5F7slxubnSc3M0kXcOawAQvsxcSxx7dCi+CFAeJs1NlPue8RXoIMI= X-Received: by 2002:a05:6902:1202:b0:6ae:4d4e:f7ea with SMTP id s2-20020a056902120200b006ae4d4ef7eamr14310764ybu.393.1663576860104; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) MIME-Version: 1.0 References: <20220804194325.1596554-1-nfraprado@collabora.com> In-Reply-To: <20220804194325.1596554-1-nfraprado@collabora.com> From: Hsin-Yi Wang Date: Mon, 19 Sep 2022 16:40:34 +0800 Message-ID: Subject: Re: [PATCH] drm/mediatek: dsi: Move mtk_dsi_stop() call back to mtk_dsi_poweroff() To: =?UTF-8?B?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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: Chun-Kuang Hu , Jitao Shi , Xinlei Lee , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rex-BC Chen , linux-mediatek@lists.infradead.org, Matthias Brugger , kernel@collabora.com, linux-arm-kernel@lists.infradead.org, AngeloGioacchino Del Regno Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Mon, Sep 19, 2022 at 4:39 PM N=C3=ADcolas F. R. A. Prado wrote: > > As the comment right before the mtk_dsi_stop() call advises, > mtk_dsi_stop() should only be called after > mtk_drm_crtc_atomic_disable(). That's because that function calls > drm_crtc_wait_one_vblank(), which requires the vblank irq to be enabled. > > Previously mtk_dsi_stop(), being in mtk_dsi_poweroff() and guarded by a > refcount, would only be called at the end of > mtk_drm_crtc_atomic_disable(), through the call to mtk_crtc_ddp_hw_fini()= . > Commit cde7e2e35c28 ("drm/mediatek: Separate poweron/poweroff from > enable/disable and define new funcs") moved the mtk_dsi_stop() call to > mtk_output_dsi_disable(), causing it to be called before > mtk_drm_crtc_atomic_disable(), and consequently generating vblank > timeout warnings during suspend. > > Move the mtk_dsi_stop() call back to mtk_dsi_poweroff() so that we have > a working vblank irq during mtk_drm_crtc_atomic_disable() and stop > getting vblank timeout warnings. > > Fixes: cde7e2e35c28 ("drm/mediatek: Separate poweron/poweroff from enable= /disable and define new funcs") > Signed-off-by: N=C3=ADcolas F. R. A. Prado > Tested-by: Hsin-Yi Wang Tested on mt8183 jacuzzi and mt8186 that this patch fixes the vblank warnin= g. > --- > > drivers/gpu/drm/mediatek/mtk_dsi.c | 21 ++++++++++----------- > 1 file changed, 10 insertions(+), 11 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediate= k/mtk_dsi.c > index 9cc406e1eee1..f8ad59771551 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dsi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c > @@ -685,6 +685,16 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi) > if (--dsi->refcount !=3D 0) > return; > > + /* > + * mtk_dsi_stop() and mtk_dsi_start() is asymmetric, since > + * mtk_dsi_stop() should be called after mtk_drm_crtc_atomic_disa= ble(), > + * which needs irq for vblank, and mtk_dsi_stop() will disable ir= q. > + * mtk_dsi_start() needs to be called in mtk_output_dsi_enable(), > + * after dsi is fully set. > + */ > + mtk_dsi_stop(dsi); > + > + mtk_dsi_switch_to_cmd_mode(dsi, VM_DONE_INT_FLAG, 500); > mtk_dsi_reset_engine(dsi); > mtk_dsi_lane0_ulp_mode_enter(dsi); > mtk_dsi_clk_ulp_mode_enter(dsi); > @@ -735,17 +745,6 @@ static void mtk_output_dsi_disable(struct mtk_dsi *d= si) > if (!dsi->enabled) > return; > > - /* > - * mtk_dsi_stop() and mtk_dsi_start() is asymmetric, since > - * mtk_dsi_stop() should be called after mtk_drm_crtc_atomic_disa= ble(), > - * which needs irq for vblank, and mtk_dsi_stop() will disable ir= q. > - * mtk_dsi_start() needs to be called in mtk_output_dsi_enable(), > - * after dsi is fully set. > - */ > - mtk_dsi_stop(dsi); > - > - mtk_dsi_switch_to_cmd_mode(dsi, VM_DONE_INT_FLAG, 500); > - > dsi->enabled =3D false; > } > > -- > 2.37.1 > 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 23B67ECAAD3 for ; Mon, 19 Sep 2022 08:42:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XUQ72XjA5m543gfV6ctTQfkw69Lqqfj280Qud5ZQFG0=; b=BO9iZ0nq4VjI5/ WzfIj08gPo89g/hjt3Cc8yYzX4R9mHPSUX8d4p6q2bEHjnI2P/Wnwf9TYPHKMNjw+Zs/joZiJoHAF H7HGv6HRpTdlvxAi3gnwvl7Y+ifb417BU7LTUc9rcIFIKzREruU81x3dXllUcSIAje8VOI7k9p/RR RhHTkHTX6pItM9GMSIcBRshbD+lNfJ+c59KuHFhn3GKnW+ZlHYYzSRfKuNU8VuNzXCpXlGeI6T8+W EH2pXvEtq8HBDR1s69+9jwUsJVM/YLLJ/dkHdZ3A1gOX5sPQTMv/rZ70ZpexMBZpvaPIAo/oHsDXv DpgCzlwjT36ZU3my9dmA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaCL8-00AEZK-A9; Mon, 19 Sep 2022 08:41:18 +0000 Received: from mail-yb1-xb2d.google.com ([2607:f8b0:4864:20::b2d]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaCKs-00AEKI-3k for linux-arm-kernel@lists.infradead.org; Mon, 19 Sep 2022 08:41:12 +0000 Received: by mail-yb1-xb2d.google.com with SMTP id p69so34804225yba.0 for ; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=SoyqYVokxMm1uUEputqTB5NtFHq2AOYVphA3SiugU5Db88W1jAKad2wuq+xMWhwTie 61GIwvjPhTrBhQacCpgFH7SI7SMmwzrSZ3qrkGOMSYTfu1XdCjF/o14QjtFup/T3p+OZ rValRdjjh5dz7Oh8DNgTLxaSEzUa2tfJncXvk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date; bh=EMEe3EnrmTz4VXJwt3zNe2mWyBL9jqG4mEETorWmETg=; b=1csBKFEt/u4CTTpHOIg7dOAJyi8EV0qPNiQGJ64cvpjybBdYgISFfV+RjaAcJam7f3 aN14Gob+bIJ/d4s9vb30sPNH+5NlTIEkvimoE4dGSgm3aSZj3nKNOuPVyKBO+yRvMC2f WHBQrygx04oBD6yVZfj8fg/NX0Ezy4Vn4LzuYdxxSnJq9SeS++sLmDZNM+AJUvoaA19Y t7H0221/lIrMP3u1R7dzhP0BQBF4ZRQwfFcbYQPkQk5M1r4kUmE94r2jig0axSMWSkpZ 98hVxj3EqE6n08Xah6e+40R2n0g+RIpIIOljaGpN+D1H6ATvtlsuCrUSEplEjxbvRjrO G9jg== X-Gm-Message-State: ACrzQf3W+DG+c8wjOqAiUIBFg5bpTcOW6oA1h18IgeAKEmL0jMfKGG/U 4hqw6Q+MOZdd60iXebR61pWTYV3En8anESa5qet/oA== X-Google-Smtp-Source: AMsMyM67MXm/lQa1tGGwV3xRvrukDuk9G5nv3c5F7slxubnSc3M0kXcOawAQvsxcSxx7dCi+CFAeJs1NlPue8RXoIMI= X-Received: by 2002:a05:6902:1202:b0:6ae:4d4e:f7ea with SMTP id s2-20020a056902120200b006ae4d4ef7eamr14310764ybu.393.1663576860104; Mon, 19 Sep 2022 01:41:00 -0700 (PDT) MIME-Version: 1.0 References: <20220804194325.1596554-1-nfraprado@collabora.com> In-Reply-To: <20220804194325.1596554-1-nfraprado@collabora.com> From: Hsin-Yi Wang Date: Mon, 19 Sep 2022 16:40:34 +0800 Message-ID: Subject: Re: [PATCH] drm/mediatek: dsi: Move mtk_dsi_stop() call back to mtk_dsi_poweroff() To: =?UTF-8?B?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= Cc: Chun-Kuang Hu , AngeloGioacchino Del Regno , kernel@collabora.com, Daniel Vetter , David Airlie , Jitao Shi , Matthias Brugger , Philipp Zabel , Rex-BC Chen , Xinlei Lee , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220919_014102_207176_85ECE90D X-CRM114-Status: GOOD ( 24.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gTW9uLCBTZXAgMTksIDIwMjIgYXQgNDozOSBQTSBOw61jb2xhcyBGLiBSLiBBLiBQcmFkbwo8 bmZyYXByYWRvQGNvbGxhYm9yYS5jb20+IHdyb3RlOgo+Cj4gQXMgdGhlIGNvbW1lbnQgcmlnaHQg YmVmb3JlIHRoZSBtdGtfZHNpX3N0b3AoKSBjYWxsIGFkdmlzZXMsCj4gbXRrX2RzaV9zdG9wKCkg c2hvdWxkIG9ubHkgYmUgY2FsbGVkIGFmdGVyCj4gbXRrX2RybV9jcnRjX2F0b21pY19kaXNhYmxl KCkuIFRoYXQncyBiZWNhdXNlIHRoYXQgZnVuY3Rpb24gY2FsbHMKPiBkcm1fY3J0Y193YWl0X29u ZV92YmxhbmsoKSwgd2hpY2ggcmVxdWlyZXMgdGhlIHZibGFuayBpcnEgdG8gYmUgZW5hYmxlZC4K Pgo+IFByZXZpb3VzbHkgbXRrX2RzaV9zdG9wKCksIGJlaW5nIGluIG10a19kc2lfcG93ZXJvZmYo KSBhbmQgZ3VhcmRlZCBieSBhCj4gcmVmY291bnQsIHdvdWxkIG9ubHkgYmUgY2FsbGVkIGF0IHRo ZSBlbmQgb2YKPiBtdGtfZHJtX2NydGNfYXRvbWljX2Rpc2FibGUoKSwgdGhyb3VnaCB0aGUgY2Fs bCB0byBtdGtfY3J0Y19kZHBfaHdfZmluaSgpLgo+IENvbW1pdCBjZGU3ZTJlMzVjMjggKCJkcm0v bWVkaWF0ZWs6IFNlcGFyYXRlIHBvd2Vyb24vcG93ZXJvZmYgZnJvbQo+IGVuYWJsZS9kaXNhYmxl IGFuZCBkZWZpbmUgbmV3IGZ1bmNzIikgbW92ZWQgdGhlIG10a19kc2lfc3RvcCgpIGNhbGwgdG8K PiBtdGtfb3V0cHV0X2RzaV9kaXNhYmxlKCksIGNhdXNpbmcgaXQgdG8gYmUgY2FsbGVkIGJlZm9y ZQo+IG10a19kcm1fY3J0Y19hdG9taWNfZGlzYWJsZSgpLCBhbmQgY29uc2VxdWVudGx5IGdlbmVy YXRpbmcgdmJsYW5rCj4gdGltZW91dCB3YXJuaW5ncyBkdXJpbmcgc3VzcGVuZC4KPgo+IE1vdmUg dGhlIG10a19kc2lfc3RvcCgpIGNhbGwgYmFjayB0byBtdGtfZHNpX3Bvd2Vyb2ZmKCkgc28gdGhh dCB3ZSBoYXZlCj4gYSB3b3JraW5nIHZibGFuayBpcnEgZHVyaW5nIG10a19kcm1fY3J0Y19hdG9t aWNfZGlzYWJsZSgpIGFuZCBzdG9wCj4gZ2V0dGluZyB2YmxhbmsgdGltZW91dCB3YXJuaW5ncy4K Pgo+IEZpeGVzOiBjZGU3ZTJlMzVjMjggKCJkcm0vbWVkaWF0ZWs6IFNlcGFyYXRlIHBvd2Vyb24v cG93ZXJvZmYgZnJvbSBlbmFibGUvZGlzYWJsZSBhbmQgZGVmaW5lIG5ldyBmdW5jcyIpCj4gU2ln bmVkLW9mZi1ieTogTsOtY29sYXMgRi4gUi4gQS4gUHJhZG8gPG5mcmFwcmFkb0Bjb2xsYWJvcmEu Y29tPgo+ClRlc3RlZC1ieTogSHNpbi1ZaSBXYW5nIDxoc2lueWlAY2hyb21pdW0ub3JnPgoKVGVz dGVkIG9uIG10ODE4MyBqYWN1enppIGFuZCBtdDgxODYgdGhhdCB0aGlzIHBhdGNoIGZpeGVzIHRo ZSB2Ymxhbmsgd2FybmluZy4KCj4gLS0tCj4KPiAgZHJpdmVycy9ncHUvZHJtL21lZGlhdGVrL210 a19kc2kuYyB8IDIxICsrKysrKysrKystLS0tLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgMTAg aW5zZXJ0aW9ucygrKSwgMTEgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL21lZGlhdGVrL210a19kc2kuYyBiL2RyaXZlcnMvZ3B1L2RybS9tZWRpYXRlay9tdGtf ZHNpLmMKPiBpbmRleCA5Y2M0MDZlMWVlZTEuLmY4YWQ1OTc3MTU1MSAxMDA2NDQKPiAtLS0gYS9k cml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RzaS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJt L21lZGlhdGVrL210a19kc2kuYwo+IEBAIC02ODUsNiArNjg1LDE2IEBAIHN0YXRpYyB2b2lkIG10 a19kc2lfcG93ZXJvZmYoc3RydWN0IG10a19kc2kgKmRzaSkKPiAgICAgICAgIGlmICgtLWRzaS0+ cmVmY291bnQgIT0gMCkKPiAgICAgICAgICAgICAgICAgcmV0dXJuOwo+Cj4gKyAgICAgICAvKgo+ ICsgICAgICAgICogbXRrX2RzaV9zdG9wKCkgYW5kIG10a19kc2lfc3RhcnQoKSBpcyBhc3ltbWV0 cmljLCBzaW5jZQo+ICsgICAgICAgICogbXRrX2RzaV9zdG9wKCkgc2hvdWxkIGJlIGNhbGxlZCBh ZnRlciBtdGtfZHJtX2NydGNfYXRvbWljX2Rpc2FibGUoKSwKPiArICAgICAgICAqIHdoaWNoIG5l ZWRzIGlycSBmb3IgdmJsYW5rLCBhbmQgbXRrX2RzaV9zdG9wKCkgd2lsbCBkaXNhYmxlIGlycS4K PiArICAgICAgICAqIG10a19kc2lfc3RhcnQoKSBuZWVkcyB0byBiZSBjYWxsZWQgaW4gbXRrX291 dHB1dF9kc2lfZW5hYmxlKCksCj4gKyAgICAgICAgKiBhZnRlciBkc2kgaXMgZnVsbHkgc2V0Lgo+ ICsgICAgICAgICovCj4gKyAgICAgICBtdGtfZHNpX3N0b3AoZHNpKTsKPiArCj4gKyAgICAgICBt dGtfZHNpX3N3aXRjaF90b19jbWRfbW9kZShkc2ksIFZNX0RPTkVfSU5UX0ZMQUcsIDUwMCk7Cj4g ICAgICAgICBtdGtfZHNpX3Jlc2V0X2VuZ2luZShkc2kpOwo+ICAgICAgICAgbXRrX2RzaV9sYW5l MF91bHBfbW9kZV9lbnRlcihkc2kpOwo+ICAgICAgICAgbXRrX2RzaV9jbGtfdWxwX21vZGVfZW50 ZXIoZHNpKTsKPiBAQCAtNzM1LDE3ICs3NDUsNiBAQCBzdGF0aWMgdm9pZCBtdGtfb3V0cHV0X2Rz aV9kaXNhYmxlKHN0cnVjdCBtdGtfZHNpICpkc2kpCj4gICAgICAgICBpZiAoIWRzaS0+ZW5hYmxl ZCkKPiAgICAgICAgICAgICAgICAgcmV0dXJuOwo+Cj4gLSAgICAgICAvKgo+IC0gICAgICAgICog bXRrX2RzaV9zdG9wKCkgYW5kIG10a19kc2lfc3RhcnQoKSBpcyBhc3ltbWV0cmljLCBzaW5jZQo+ IC0gICAgICAgICogbXRrX2RzaV9zdG9wKCkgc2hvdWxkIGJlIGNhbGxlZCBhZnRlciBtdGtfZHJt X2NydGNfYXRvbWljX2Rpc2FibGUoKSwKPiAtICAgICAgICAqIHdoaWNoIG5lZWRzIGlycSBmb3Ig dmJsYW5rLCBhbmQgbXRrX2RzaV9zdG9wKCkgd2lsbCBkaXNhYmxlIGlycS4KPiAtICAgICAgICAq IG10a19kc2lfc3RhcnQoKSBuZWVkcyB0byBiZSBjYWxsZWQgaW4gbXRrX291dHB1dF9kc2lfZW5h YmxlKCksCj4gLSAgICAgICAgKiBhZnRlciBkc2kgaXMgZnVsbHkgc2V0Lgo+IC0gICAgICAgICov Cj4gLSAgICAgICBtdGtfZHNpX3N0b3AoZHNpKTsKPiAtCj4gLSAgICAgICBtdGtfZHNpX3N3aXRj aF90b19jbWRfbW9kZShkc2ksIFZNX0RPTkVfSU5UX0ZMQUcsIDUwMCk7Cj4gLQo+ICAgICAgICAg ZHNpLT5lbmFibGVkID0gZmFsc2U7Cj4gIH0KPgo+IC0tCj4gMi4zNy4xCj4KCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFp bGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlz dHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK