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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 1grfoJ-0005mm-NX; Thu, 07 Feb 2019 09:17:31 +0000 Received: from relay11.mail.gandi.net ([217.70.178.231]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1grfo6-0005b1-7g for linux-arm-kernel@lists.infradead.org; Thu, 07 Feb 2019 09:17:21 +0000 Received: from localhost (aaubervilliers-681-1-80-177.w90-88.abo.wanadoo.fr [90.88.22.177]) (Authenticated sender: maxime.ripard@bootlin.com) by relay11.mail.gandi.net (Postfix) with ESMTPSA id 306DA100007; Thu, 7 Feb 2019 09:17:15 +0000 (UTC) Date: Thu, 7 Feb 2019 10:17:14 +0100 From: Maxime Ripard To: Kishon Vijay Abraham I Subject: Re: [PATCH v5 0/9] phy: Add configuration interface for MIPI D-PHY devices Message-ID: <20190207091714.2rhdprl56pz32nbo@flea> References: <20190205084620.GW3271@phenom.ffwll.local> <4177fba5-279d-3283-88f0-c681f72e5951@ti.com> <20190206122546.7zucalixgcm4ph36@flea> 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-20190207_011718_694399_95612F55 X-CRM114-Status: GOOD ( 21.70 ) 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: Rafal Ciepiela , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Krzysztof Witos , Chen-Yu Tsai , Sean Paul , Laurent Pinchart , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: multipart/mixed; boundary="===============6042989139873713847==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============6042989139873713847== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="m6gy2mzxdt6zex7g" Content-Disposition: inline --m6gy2mzxdt6zex7g Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Kishon, On Wed, Feb 06, 2019 at 06:00:19PM +0530, Kishon Vijay Abraham I wrote: > On 06/02/19 5:55 PM, Maxime Ripard wrote: > > On Wed, Feb 06, 2019 at 05:43:12PM +0530, Kishon Vijay Abraham I wrote: > >> On 05/02/19 2:16 PM, Daniel Vetter wrote: > >>> On Mon, Feb 04, 2019 at 03:33:31PM +0530, Kishon Vijay Abraham I wrot= e: > >>>> > >>>> > >>>> On 21/01/19 9:15 PM, Maxime Ripard wrote: > >>>>> Hi, > >>>>> > >>>>> Here is a set of patches to allow the phy framework consumers to te= st and > >>>>> apply runtime configurations. > >>>>> > >>>>> This is needed to support more phy classes that require tuning base= d on > >>>>> parameters depending on the current use case of the device, in addi= tion to > >>>>> the power state management already provided by the current function= s. > >>>>> > >>>>> A first test bed for that API are the MIPI D-PHY devices. There's a= number > >>>>> of solutions that have been used so far to support these phy, most = of the > >>>>> time being an ad-hoc driver in the consumer. > >>>>> > >>>>> That approach has a big shortcoming though, which is that this is q= uite > >>>>> difficult to deal with consumers integrated with multiple variants = of phy, > >>>>> of multiple consumers integrated with the same phy. > >>>>> > >>>>> 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 implementati= on. > >>>>> > >>>>> 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 tw= o of > >>>>> them: the above mentionned Cadence DSI driver so that the v4l2 driv= ers can > >>>>> use them, and the Allwinner MIPI-DSI driver. > >>>> > >>>> Can the PHY changes go independently of the consumer drivers? or els= e I'll need > >>>> ACKs from the GPU MAINTAINER. > >>> > >>> Maxime is a gpu maintainer, so you're all good :-) > >> > >> cool.. I've merged all the patches except drm/bridge. > >> > >> Please see if everything looks okay once it shows up in phy -next (giv= e a day) > >=20 > > Thanks! > >=20 > > If possible (and if that's still an option), it would be better if the > > sun6i related patches (patches 4 and 5) would go through the DRM tree > > (with your Acked-by of course). > >=20 > > We have a number of patches in flight that have a decent chance to > > conflict with patch 4. >=20 > Sure. Dropped patches 4 and 5 from my tree. Thanks! I've pushed the rest into drm-misc. Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --m6gy2mzxdt6zex7g Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXFv3mgAKCRDj7w1vZxhR xaT7AQCbpyYDlkUTwHaNt7PKEBc2Hddmw0gPY0T1mPEGyJC6gAEA2fGM/nYiqK4P wm1rEMgJOCVIIdPDt853CqByp4ZrjwM= =Ly7a -----END PGP SIGNATURE----- --m6gy2mzxdt6zex7g-- --===============6042989139873713847== 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 --===============6042989139873713847==--