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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 1976CC433E0 for ; Tue, 16 Feb 2021 17:14:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEA8464E09 for ; Tue, 16 Feb 2021 17:14:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230508AbhBPROg (ORCPT ); Tue, 16 Feb 2021 12:14:36 -0500 Received: from mx2.suse.de ([195.135.220.15]:44058 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230335AbhBPROX (ORCPT ); Tue, 16 Feb 2021 12:14:23 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id EBCC3B775; Tue, 16 Feb 2021 17:13:40 +0000 (UTC) Message-ID: <6d1b87e8fec188289a2e42cd2e07dd40ed1d3d3a.camel@suse.de> Subject: Re: [PATCH] Revert "ARM: dts: bcm2711: Add the BSC interrupt controller" From: Nicolas Saenz Julienne To: Florian Fainelli , linux-arm-kernel@lists.infradead.org Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , maxime@cerno.tech, dave.stevenson@raspberrypi.com, maz@kernel.org, open list , dri-devel@lists.freedesktop.org, eric@anholt.net, Rob Herring , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, tzimmermann@suse.de, hverkuil-cisco@xs4all.nl, mchehab@kernel.org, linux-media@vger.kernel.org Date: Tue, 16 Feb 2021 18:13:39 +0100 In-Reply-To: <20210212191104.2365912-1-f.fainelli@gmail.com> References: <20210212191104.2365912-1-f.fainelli@gmail.com> Content-Type: multipart/signed; micalg="pgp-sha256"; protocol="application/pgp-signature"; boundary="=-PfV5mydmGc5L0R6INf2H" User-Agent: Evolution 3.38.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-PfV5mydmGc5L0R6INf2H Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Fri, 2021-02-12 at 11:11 -0800, Florian Fainelli wrote: > As Dave reported: >=20 > This seems to have unintended side effects. GIC interrupt 117 is shared > between the standard I2C controllers (i2c-bcm2835) and the l2-intc block > handling the HDMI I2C interrupts. >=20 > There is not a great way to share an interrupt between an interrupt > controller using the chained IRQ handler which is an interrupt flow and > another driver like i2c-bcm2835 which uses an interrupt handler > (although it specifies IRQF_SHARED). >=20 > Simply revert this change for now which will mean that HDMI I2C will be > polled, like it was before. >=20 > Reported-by: Dave Stevenson > Signed-off-by: Florian Fainelli Acked-by: Nicolas Saenz Julienne Regards, Nicolas --=-PfV5mydmGc5L0R6INf2H Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEErOkkGDHCg2EbPcGjlfZmHno8x/4FAmAr/UMACgkQlfZmHno8 x/7IyQf/TNd4fUo81NpxLLpzRm5/jBf2RIorIp8u6nifhDsqwG3LaXbJfaJ6Esxa ubv0WS89IllT4GOSBVha93zfx4SpqeduVdxf084Q0bcn9u9KwOzpDhJXr8wRT0B1 mf7vOjAlil3UUzFjqH1U3Iv0aI1ttkkhss1o2AP9ZNZ48t5VxA20hcwG/s2mR5ut p9NsSx2kdWmBZRIOyKXXkJSTrsNH5Bqwg8m7fWTdAW2HBr7tXwX7/dzYwz7HuV3j oO43t0VAsMGKcsQHAbpPgEaJ9iuu0xaCrOVL/VH2X5aUQZWm+R3CgjCmKluyS9A1 Rhj8+8WYCHxI9/FmHMr+v5fxj6oeww== =lMqV -----END PGP SIGNATURE----- --=-PfV5mydmGc5L0R6INf2H--