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[31.178.191.245]) by smtp.gmail.com with ESMTPSA id z13-20020ac24f8d000000b0047255d21134sm719016lfs.99.2022.05.14.06.58.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 14 May 2022 06:58:34 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: [PATCH v11 20/24] arm64: dts: rockchip: enable vop2 and hdmi tx on rock-3a From: Piotr Oniszczuk In-Reply-To: Date: Sat, 14 May 2022 15:58:30 +0200 Cc: Michael Riesch , dri-devel@lists.freedesktop.org, "linux-arm-kernel@lists.infradead.org" , "open list:ARM/Rockchip SoC..." , "devicetree@vger.kernel.org" , kernel@pengutronix.de, Andy Yan , Benjamin Gaignard , Sandy Huang , =?utf-8?Q?Heiko_St=C3=BCbner?= , kernel test robot Message-Id: <9567EECF-A154-4FE1-A03C-5ED080409030@gmail.com> References: <20220422072841.2206452-1-s.hauer@pengutronix.de> <20220422072841.2206452-21-s.hauer@pengutronix.de> <0E6FE020-C95E-47CF-A9D6-AC3F2B2D334F@gmail.com> <9F2D8CFF-1EAE-4586-9EE9-82A9D67840BB@gmail.com> To: Peter Geis , Sascha Hauer X-Mailer: Apple Mail (2.3654.120.0.1.13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220514_065838_134773_AABD1B46 X-CRM114-Status: GOOD ( 11.36 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; 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[31.178.191.245]) by smtp.gmail.com with ESMTPSA id z13-20020ac24f8d000000b0047255d21134sm719016lfs.99.2022.05.14.06.58.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 14 May 2022 06:58:34 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: [PATCH v11 20/24] arm64: dts: rockchip: enable vop2 and hdmi tx on rock-3a From: Piotr Oniszczuk In-Reply-To: Date: Sat, 14 May 2022 15:58:30 +0200 Cc: Michael Riesch , dri-devel@lists.freedesktop.org, "linux-arm-kernel@lists.infradead.org" , "open list:ARM/Rockchip SoC..." , "devicetree@vger.kernel.org" , kernel@pengutronix.de, Andy Yan , Benjamin Gaignard , Sandy Huang , =?utf-8?Q?Heiko_St=C3=BCbner?= , kernel test robot Message-Id: <9567EECF-A154-4FE1-A03C-5ED080409030@gmail.com> References: <20220422072841.2206452-1-s.hauer@pengutronix.de> <20220422072841.2206452-21-s.hauer@pengutronix.de> <0E6FE020-C95E-47CF-A9D6-AC3F2B2D334F@gmail.com> <9F2D8CFF-1EAE-4586-9EE9-82A9D67840BB@gmail.com> To: Peter Geis , Sascha Hauer X-Mailer: Apple Mail (2.3654.120.0.1.13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220514_065838_134773_AABD1B46 X-CRM114-Status: GOOD ( 11.36 ) 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; 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[31.178.191.245]) by smtp.gmail.com with ESMTPSA id z13-20020ac24f8d000000b0047255d21134sm719016lfs.99.2022.05.14.06.58.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 14 May 2022 06:58:34 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: [PATCH v11 20/24] arm64: dts: rockchip: enable vop2 and hdmi tx on rock-3a From: Piotr Oniszczuk In-Reply-To: Date: Sat, 14 May 2022 15:58:30 +0200 Cc: Michael Riesch , dri-devel@lists.freedesktop.org, "linux-arm-kernel@lists.infradead.org" , "open list:ARM/Rockchip SoC..." , "devicetree@vger.kernel.org" , kernel@pengutronix.de, Andy Yan , Benjamin Gaignard , Sandy Huang , =?utf-8?Q?Heiko_St=C3=BCbner?= , kernel test robot Content-Transfer-Encoding: quoted-printable Message-Id: <9567EECF-A154-4FE1-A03C-5ED080409030@gmail.com> References: <20220422072841.2206452-1-s.hauer@pengutronix.de> <20220422072841.2206452-21-s.hauer@pengutronix.de> <0E6FE020-C95E-47CF-A9D6-AC3F2B2D334F@gmail.com> <9F2D8CFF-1EAE-4586-9EE9-82A9D67840BB@gmail.com> To: Peter Geis , Sascha Hauer X-Mailer: Apple Mail (2.3654.120.0.1.13) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org > Wiadomo=C5=9B=C4=87 napisana przez Peter Geis w = dniu 09.05.2022, o godz. 18:00: >=20 > If you want to confirm the hardware is configured correctly you can > remove the cec pin from the hdmi node and set up a cec-gpio node. > = https://elixir.bootlin.com/linux/v5.18-rc5/source/Documentation/devicetree= /bindings/media/cec-gpio.txt Peter, Sascha I configured cec-gpio and can confirm: with gpio cec works on my rock3-a = board v1.31. So summarising my tests: rock3-a v1.1 rock3-a v1.31 = rock3-b radxa debian: ok ok = ok other ppl mainline 5.18: ok n/t = n/t me with mainline 5.18: n/t nok = ok me with mainline 5.18 gpio-cec: n/t ok n/t Non-working combination is: rock3-a v1.31 hw on mainline 5.18.=20 For me it looks like there is bug in case when rk3568 using cec on = hdmitxm1_cec line. (The same binaries working ok on my rock3-b where cec is on hdmitxm0_cec = line. It also works on Peter's rock3a v1.1 - which also uses = hdmitxm0_cec line). It looks like upper cec driver can talk to lower driver (dw-hdmi?) but = nothing is received from lower driver, as my app says: CECAdapter: CEC device can't poll TV: TV does not respond to CEC polls btw: I verified with oscilloscope connected to hdmitxm1_cec line: = starting cec-compliance -v -T shows expected series of 0V pulses on = hdmitxm1_cec line.... =20 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 920EBC433F5 for ; Sat, 14 May 2022 13:58:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 994EC10E315; Sat, 14 May 2022 13:58:37 +0000 (UTC) Received: from mail-lf1-x136.google.com (mail-lf1-x136.google.com [IPv6:2a00:1450:4864:20::136]) by gabe.freedesktop.org (Postfix) with ESMTPS id C06A710E315 for ; Sat, 14 May 2022 13:58:36 +0000 (UTC) Received: by mail-lf1-x136.google.com with SMTP id f4so6068121lfu.12 for ; Sat, 14 May 2022 06:58:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=WFXcfLyV82TN1IHaZmk8t/+knPV2lzNY8wGFyy7H1XU=; b=Dy8KXqN/xkldZpue0XYKALuvc2JxE/lAHRiJb67GQ/97IgXVeS+pBcFtFl9UU2Oufa dzfW4iUn4ZT9X/PNPUnIKtkqBVjXzelZxGZwG38zD219RAR5Ht1dZQoxks+m22GmAt5H +p50Yr6mfnbJphf0/Gi0XPWWTfdAEOM+XoyYpx+UhdOANVa7AqR3uvR9sBtku/mMz16v nGgcCu/eGBRqSc4ivvEsHGYJ0nkh+G8utlyKE92sJLETlCNIAyMxz5JDQfUr+DJhkHUY 9SDqSRTRUUUsmIvIPx6CIubA600LDqf7yXHYzFU3ST8YsnWPeQD623unpbVVnrIOKrG4 o/Bg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=WFXcfLyV82TN1IHaZmk8t/+knPV2lzNY8wGFyy7H1XU=; b=6kgU486HsMzrNmWRd3Bn7L8p8rdoFARMPfzHu+7PGqy9bzajS/g9/vAu4enuZM1dcQ iY+3OTcy830CdBcYgtPMsi6J89a+nJIWZrXEGmbrIZjpiht+BGf55EPwD9uwp52mJUS2 RdQkwNLu53tAVjyMNsmHo9TZrtm8m5Qh7lXQOYkm1866Yw2Lq5EkTEydfUALV2Sr4L4Q U+4g4jwNrN9gf91Jaf1QgIE3Zn8GfPVs4r8u57/3et9gj91cCxyGIF5u8jCFfOiZLja+ Hd1iuiZH1anxYQ6yo0XED6VhFWfYrfSs+IWaXieP0Avk4BMfgeM9PeFgcsKLlp6nxMoM +brA== X-Gm-Message-State: AOAM532gOt3nO965mPdtUkc1ux9pYU7yNIBQgpqkoYiblWD8JfPe46ef ia2RxnFdldna06DreYzJ4XY= X-Google-Smtp-Source: ABdhPJxOBSnngxlxkFS9HgODgvy8FFmIRWFKtGDuWxolf96hSsSZHXsgBM1SM0qhLe6rv0jxdjDiOQ== X-Received: by 2002:ac2:43a1:0:b0:472:1de:bbdc with SMTP id t1-20020ac243a1000000b0047201debbdcmr6768984lfl.48.1652536714934; Sat, 14 May 2022 06:58:34 -0700 (PDT) Received: from smtpclient.apple (31-178-191-245.dynamic.chello.pl. [31.178.191.245]) by smtp.gmail.com with ESMTPSA id z13-20020ac24f8d000000b0047255d21134sm719016lfs.99.2022.05.14.06.58.32 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 14 May 2022 06:58:34 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: [PATCH v11 20/24] arm64: dts: rockchip: enable vop2 and hdmi tx on rock-3a From: Piotr Oniszczuk In-Reply-To: Date: Sat, 14 May 2022 15:58:30 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <9567EECF-A154-4FE1-A03C-5ED080409030@gmail.com> References: <20220422072841.2206452-1-s.hauer@pengutronix.de> <20220422072841.2206452-21-s.hauer@pengutronix.de> <0E6FE020-C95E-47CF-A9D6-AC3F2B2D334F@gmail.com> <9F2D8CFF-1EAE-4586-9EE9-82A9D67840BB@gmail.com> To: Peter Geis , Sascha Hauer X-Mailer: Apple Mail (2.3654.120.0.1.13) 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: "devicetree@vger.kernel.org" , Benjamin Gaignard , Sandy Huang , dri-devel@lists.freedesktop.org, "open list:ARM/Rockchip SoC..." , Michael Riesch , kernel@pengutronix.de, Andy Yan , "linux-arm-kernel@lists.infradead.org" , kernel test robot Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" > Wiadomo=C5=9B=C4=87 napisana przez Peter Geis w = dniu 09.05.2022, o godz. 18:00: >=20 > If you want to confirm the hardware is configured correctly you can > remove the cec pin from the hdmi node and set up a cec-gpio node. > = https://elixir.bootlin.com/linux/v5.18-rc5/source/Documentation/devicetree= /bindings/media/cec-gpio.txt Peter, Sascha I configured cec-gpio and can confirm: with gpio cec works on my rock3-a = board v1.31. So summarising my tests: rock3-a v1.1 rock3-a v1.31 = rock3-b radxa debian: ok ok = ok other ppl mainline 5.18: ok n/t = n/t me with mainline 5.18: n/t nok = ok me with mainline 5.18 gpio-cec: n/t ok n/t Non-working combination is: rock3-a v1.31 hw on mainline 5.18.=20 For me it looks like there is bug in case when rk3568 using cec on = hdmitxm1_cec line. (The same binaries working ok on my rock3-b where cec is on hdmitxm0_cec = line. It also works on Peter's rock3a v1.1 - which also uses = hdmitxm0_cec line). It looks like upper cec driver can talk to lower driver (dw-hdmi?) but = nothing is received from lower driver, as my app says: CECAdapter: CEC device can't poll TV: TV does not respond to CEC polls btw: I verified with oscilloscope connected to hdmitxm1_cec line: = starting cec-compliance -v -T shows expected series of 0V pulses on = hdmitxm1_cec line.... =20