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 6A31CC433EF for ; Wed, 2 Mar 2022 10:08:31 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 94F5B10F37E; Wed, 2 Mar 2022 10:08:30 +0000 (UTC) Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by gabe.freedesktop.org (Postfix) with ESMTPS id 94C6710F37D for ; Wed, 2 Mar 2022 10:08:28 +0000 (UTC) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id F11545C03FF; Wed, 2 Mar 2022 05:08:27 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Wed, 02 Mar 2022 05:08:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h=cc :cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm2; bh=6PkVLK8I8HKXXo307qiL9Y+ZZGvieY/iCvXw9G RyY1M=; b=VtBFMv6cML2UgS2bnhtqqfBtBh4uIJibCft6dHAA7k7QFq7RC1vMkd vL5bdNER7pUCyxeEWnIlvc8I45PEYnbjW/CeRAhyzpdpJlgCBAveQ/tiy2+r+fEM TL46VS34RgNcIOCDXYk/TcxyUzg4Bi0+lnWFM3bW3Pgq1rQB6NtDSohZz8FNubL2 UimPngaIQK4r89uKISOSyAMTT0ogDpb5b2NcTCV0hMYVItAsgCexagmf0sCcbsP4 CIx1jjcBWVwPCXoXEeiRq5SjwGRr1CNwFWeAuud8rNsvHhwXG0pi4RRVqMSP+8ht yFqdWHoEA7Xd4UsF7k6a+/WBy/hDYDJw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=6PkVLK8I8HKXXo307 qiL9Y+ZZGvieY/iCvXw9GRyY1M=; b=Ygu+zw745hyLZAxEfDz1UmBa3K+ZxcwYC SAgVxSrZGEsnNUFp/hIUrZvGIsCjB2/GOEV9ggwHMSyW91HH3O80VIMhbusuZvBb al2OHzGQucM/5VLfnQE7j9zHLtbKTxC7U1rlDqaIKAX46jNJ9Cv7ys8LvAsbgKkB cW60O9knl+qTx/yfRwd3WDSqiSszm+K1g+HOaB8tnCKslGFvN8pqe2N+wR2UJ5J0 25D4aq7GBwLQ2uJx6DEcrqQfMDspY0jFXWGIOtdtKbd0MO5fi7FLFYNK+dS+gNGI iLVIlqKt21TUlnaWVlnBJEnN8u6wPVfTdlu1Z620jo+hiNURq/15g== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddruddtgedguddtucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehgtderredttddvnecuhfhrohhmpeforgigihhm vgcutfhiphgrrhguuceomhgrgihimhgvsegtvghrnhhordhtvggthheqnecuggftrfgrth htvghrnhepleekgeehhfdutdeljefgleejffehfffgieejhffgueefhfdtveetgeehieeh gedunecuvehluhhsthgvrhfuihiivgepvdenucfrrghrrghmpehmrghilhhfrhhomhepmh grgihimhgvsegtvghrnhhordhtvggthh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 2 Mar 2022 05:08:27 -0500 (EST) Date: Wed, 2 Mar 2022 11:08:26 +0100 From: Maxime Ripard To: Marek Vasut Subject: Re: [PATCH V2 12/12] drm: bridge: icn6211: Read and validate chip IDs before configuration Message-ID: <20220302100826.3bv6v3o7d4bhtndq@houat> References: <20220217002530.396563-1-marex@denx.de> <20220217002530.396563-13-marex@denx.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="3cv3tgctva4yzlsa" Content-Disposition: inline In-Reply-To: <20220217002530.396563-13-marex@denx.de> 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: Thomas Zimmermann , Sam Ravnborg , Robert Foss , dri-devel@lists.freedesktop.org, Jagan Teki Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --3cv3tgctva4yzlsa Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 17, 2022 at 01:25:30AM +0100, Marek Vasut wrote: > Read out the Vendor/Chip/Version ID registers from the chip before > performing any configuration, and validate that the registers have > correct values. This is mostly a simple test whether DSI register > access does work, since that tends to be broken on various bridges. >=20 > Signed-off-by: Marek Vasut > Cc: Jagan Teki > Cc: Maxime Ripard > Cc: Robert Foss > Cc: Sam Ravnborg > Cc: Thomas Zimmermann > To: dri-devel@lists.freedesktop.org Acked-by: Maxime Ripard Maxime --3cv3tgctva4yzlsa Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCYh9CGgAKCRDj7w1vZxhR xTP9AP9Ph9XZ2ahiwSgQJOvQBfFGdWoSjm4LQpmBcvVhFdnUygD9F02XgMCScqUR oiV+q9yh6qIzfRPhmw+fnV36SGjseA8= =PH8+ -----END PGP SIGNATURE----- --3cv3tgctva4yzlsa--