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=-3.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH, USER_AGENT_NEOMUTT autolearn=ham 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 BC250C07E85 for ; Fri, 7 Dec 2018 09:09:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 8CED820882 for ; Fri, 7 Dec 2018 09:09:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="UtDZOxMD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8CED820882 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=lw5Dq6yMJrxEV3KTaR72Fom3OxXulwVZQqWX/h6Cvf8=; b=UtDZOxMDXCsEBFEqGmx8Qlo8i eVibxHD6Z74dWGhNQGXRq9U0T8XNNQa+ZE9Ph/zx/y1ug7XUzP/2mzGWnp5+aD0jbBZis5nBM+swN ggdBgQLuZEE0RejyU3HxawJhOilcs3/2ApbmPkc50c3ube0OYkQ8c6/8rUEpm1yChwCnVVFeS2Zg0 D0NBlcQicsxof9UpAfFPVNOmRtcjEIALEWfk6citqQLLcv824S7jNVvI/t+RFtiDe9eK2pQ1rza0e HxB/608zpgZIZVEUhO6f14DIthPwDn/zHcXc9EbHOtzt6sLFz1Drk5daLr4HpgEwVKrt5mZe7/mUJ NznGhnMxg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gVC8s-0007vs-48; Fri, 07 Dec 2018 09:09:50 +0000 Received: from mail.bootlin.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gVC8o-0007vG-Vz for linux-arm-kernel@lists.infradead.org; Fri, 07 Dec 2018 09:09:48 +0000 Received: by mail.bootlin.com (Postfix, from userid 110) id 5831E20717; Fri, 7 Dec 2018 10:09:35 +0100 (CET) Received: from localhost (aaubervilliers-681-1-79-44.w90-88.abo.wanadoo.fr [90.88.21.44]) by mail.bootlin.com (Postfix) with ESMTPSA id 2AF3720510; Fri, 7 Dec 2018 10:09:35 +0100 (CET) Date: Fri, 7 Dec 2018 10:09:35 +0100 From: Maxime Ripard To: Kishon Vijay Abraham I Subject: Re: [PATCH v2 0/9] phy: Add configuration interface for MIPI D-PHY devices Message-ID: <20181207090935.xw5oonoe7od7hmkq@flea> References: MIME-Version: 1.0 In-Reply-To: User-Agent: NeoMutt/20180716 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181207_010947_195333_C60921A2 X-CRM114-Status: GOOD ( 21.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Archit Taneja , Krzysztof Witos , Rafal Ciepiela , Boris Brezillon , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Andrzej Hajda , Chen-Yu Tsai , Laurent Pinchart , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: multipart/mixed; boundary="===============1080344315514671162==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============1080344315514671162== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="troqpcfqchs4wkuw" Content-Disposition: inline --troqpcfqchs4wkuw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Dec 07, 2018 at 10:30:55AM +0530, Kishon Vijay Abraham I wrote: > Maxime, >=20 > On 06/11/18 8:24 PM, Maxime Ripard wrote: > > Hi, > >=20 > > Here is a set of patches to allow the phy framework consumers to test a= nd > > apply runtime configurations. > >=20 > > This is needed to support more phy classes that require tuning based on > > parameters depending on the current use case of the device, in addition= to > > the power state management already provided by the current functions. > >=20 > > A first test bed for that API are the MIPI D-PHY devices. There's a num= ber > > of solutions that have been used so far to support these phy, most of t= he > > time being an ad-hoc driver in the consumer. > >=20 > > That approach has a big shortcoming though, which is that this is quite > > difficult to deal with consumers integrated with multiple variants of p= hy, > > of multiple consumers integrated with the same phy. > >=20 > > The latter case can be found in the Cadence DSI bridge, and the CSI > > transceiver and receivers. All of them are integrated with the same phy= , or > > can be integrated with different phy, depending on the implementation. > >=20 > > I've looked at all the MIPI DSI drivers I could find, and gathered all = the > > parameters I could find. The interface should be complete, and most of = the > > drivers can be converted in the future. The current set converts two of > > them: the above mentionned Cadence DSI driver so that the v4l2 drivers = can > > use them, and the Allwinner MIPI-DSI driver. >=20 > Are you planning to send one more revision of this series after fixing the > comments? I'll send a new version today. Thanks! Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --troqpcfqchs4wkuw Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXAo4zwAKCRDj7w1vZxhR xbdOAQCILMy+JAxd6RYgHspolG6rz2rl0icJwBXZiKs8fE/kMwD/ch79eAPk78lF sYujEN+9EIEfzYtOZi8/7VZdxA9JKwU= =vt2O -----END PGP SIGNATURE----- --troqpcfqchs4wkuw-- --===============1080344315514671162== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============1080344315514671162==--