From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: Introducing a kernel driver for the DS28E17 Onewire to I2C master bridge; Feature request: introduce I2C_FUNC_STOP Date: Fri, 15 Jul 2016 20:26:00 +0900 Message-ID: <20160715112559.GA1695@tetsubishi> References: <578612EB.1060709@gmx.de> <20160714095812.GA1563@tetsubishi> <57878B55.1030200@gmx.de> <20160714131921.GE4149@tetsubishi> <5788C54C.20705@gmx.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="envbJBWh7q8WU6mo" Return-path: Received: from sauhun.de ([89.238.76.85]:37811 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932483AbcGOL0L (ORCPT ); Fri, 15 Jul 2016 07:26:11 -0400 Content-Disposition: inline In-Reply-To: <5788C54C.20705@gmx.de> Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: Jan Kandziora Cc: linux-i2c@vger.kernel.org --envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > So, please discard my request for I2C_FUNC_STOP. It's not needed. Great! Thanks for looking into it again. > BUT, the DS28E17 can only do this for writes. Not for reads. Does it > make sense to expose that feature and announce it as I2C_FUNC_NOSTART > then? I would say no, since it is not generic. You should also populate an i2c_adapter_quirks structure and limit reads to 256 (and maybe other stuff), if not done already. --envbJBWh7q8WU6mo Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJXiMhHAAoJEBQN5MwUoCm2vLoP/1Jaqf5QtefwOGtaJiRJumrB 0l4wJeM7am1W7F7uP7sB1Djeyw5x0YgwMUcVTsNyLAZBb1tgAVIf6471XnEkaYpr IURkUwxN43zAPbnT91R8qLcp9a5RgkQZC94VGvIiGJQR/+JtbQ+aqS+7poPHCjBN kpyXqa2im7HpdH4lIjdrHmpMu97L0fqAv69Ywslop5ZCR40tDTdDbzRVjQFpIWwA 8OYYn97IlCpHhwANbzcaFQtVG9YTqR1AN2bwwCwazCo0tRzziLcPZDPGp9F7elAd 3iw2W+XisItaWdVqpBVy2AiYWUB2ny9yq0bPssTCV9S+CCU0gZnUxdnmpf8SW/hl /8FLrnqpEMDrTYs4gTSEOkWkuVDfHOd0dACBV5rUF17BuFNugvTLo8CauBEhMCqr RqajYK+u+Sf5dteiHk19C1z+DyE5MUy8wjHRUV83nHKTX2XovVuoDn0l0Db1trOI OjEZRs02Hp3bXwUK7G2pqa7Z6wssFJgQlS4WrbwPv8jR1S/hlmkR7BI37NLdwapJ VvWjprPRBV/6wnO1/hJF0BWpk5JkJJ6QWeNUEbg7flRgCfWFuO7hdQaCtVFoLewh Dgv3peSnZCsGVJUVEBm+hTg1nodFzAE4US6+KTq7rDm70eZ7+rM9Xls4/mGDRuF3 bbWC0+r+5i5et2BgB7Dt =kYiV -----END PGP SIGNATURE----- --envbJBWh7q8WU6mo--