From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v3 03/10] phy: Add MIPI D-PHY configuration options Date: Wed, 19 Dec 2018 16:40:40 +0100 Message-ID: <20181219154040.k424xkzz3xap6462@flea> References: <96a74b72be8db491dea720fdd7394bcd09880c84.1544190837.git-series.maxime.ripard@bootlin.com> <20181213204928.34hwq63nj5ircvkf@valkosipuli.retiisi.org.uk> <20181217154921.c4ttksa6bg2yxxjp@flea> <20181217202039.zhsxozdw7dlc3xdj@valkosipuli.retiisi.org.uk> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0415891642==" Return-path: Received: from mail.bootlin.com (mail.bootlin.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id A40526F05A for ; Wed, 19 Dec 2018 15:41:02 +0000 (UTC) In-Reply-To: <20181217202039.zhsxozdw7dlc3xdj@valkosipuli.retiisi.org.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: sakari.ailus@iki.fi Cc: Krzysztof Witos , Rafal Ciepiela , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Kishon Vijay Abraham I , Boris Brezillon , Chen-Yu Tsai , Laurent Pinchart , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org --===============0415891642== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="5iqyg7jbpm2uyidw" Content-Disposition: inline --5iqyg7jbpm2uyidw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Dec 17, 2018 at 10:20:39PM +0200, sakari.ailus@iki.fi wrote: > Hi Maxime, >=20 > On Mon, Dec 17, 2018 at 04:49:21PM +0100, Maxime Ripard wrote: > > Hi Sakari, > >=20 > > Thanks for your feedback. > >=20 > > On Thu, Dec 13, 2018 at 10:49:28PM +0200, sakari.ailus@iki.fi wrote: > > > > + /** > > > > + * @lanes: > > > > + * > > > > + * Number of active data lanes used for the transmissions. > > >=20 > > > Could you add that these are the first "lanes" number of lanes from w= hat > > > are available? > >=20 > > I'm not quite sure I understood this part though, what did you mean? >=20 > A number of lanes are routed between the two devices on hardware, and this > field is specifying how many of them are in use. In order for the bus to > function, both ends need to be in agreement on which of these lanes are > actually being used. The current practice I've seen without exceptions is > that these are the first n lanes. Ah, right, I get it now, thanks! Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --5iqyg7jbpm2uyidw Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXBpmeAAKCRDj7w1vZxhR xTnFAQCP+5QVwIA2UFCKHNRgxL3GIau3a9c+AWOb3EwOgHtSKQEA9BNznxa/TFI6 EtTZ9A7KaebGQBSMkfkKIaBrEGGaqQQ= =PQh1 -----END PGP SIGNATURE----- --5iqyg7jbpm2uyidw-- --===============0415891642== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVs IG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== --===============0415891642==--