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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 3F24CC433E0 for ; Sun, 17 Jan 2021 11:25:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 057A02074F for ; Sun, 17 Jan 2021 11:25:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728407AbhAQLZd (ORCPT ); Sun, 17 Jan 2021 06:25:33 -0500 Received: from sauhun.de ([88.99.104.3]:35480 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728146AbhAQLZa (ORCPT ); Sun, 17 Jan 2021 06:25:30 -0500 Received: from localhost (p54b3344f.dip0.t-ipconnect.de [84.179.52.79]) by pokefinder.org (Postfix) with ESMTPSA id F0DF72C04D8; Sun, 17 Jan 2021 12:24:46 +0100 (CET) Date: Sun, 17 Jan 2021 12:24:46 +0100 From: Wolfram Sang To: Sowjanya Komatineni Cc: thierry.reding@gmail.com, jonathanh@nvidia.com, digetx@gmail.com, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org Subject: Re: [PATCH v3] i2c: tegra: Create i2c_writesl_vi() to use with VI I2C for filling TX FIFO Message-ID: <20210117112446.GC1983@ninjato> References: <1610478161-4877-1-git-send-email-skomatineni@nvidia.com> <1610478161-4877-2-git-send-email-skomatineni@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ncSAzJYg3Aa9+CRW" Content-Disposition: inline In-Reply-To: <1610478161-4877-2-git-send-email-skomatineni@nvidia.com> Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org --ncSAzJYg3Aa9+CRW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jan 12, 2021 at 11:02:41AM -0800, Sowjanya Komatineni wrote: > VI I2C controller has known hardware bug where immediate multiple > writes to TX_FIFO register gets stuck. >=20 > Recommended software work around is to read I2C register after > each write to TX_FIFO register to flush out the data. >=20 > This patch implements this work around for VI I2C controller. >=20 > Signed-off-by: Sowjanya Komatineni Applied to for-current, thanks! --ncSAzJYg3Aa9+CRW Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmAEHn4ACgkQFA3kzBSg KbauDQ//WWf4l+IGkmljJgqCl0gS+WfQEGYVDnreh1bK7jKXzmGsB6WJ1eshsiFf UKTDVx0lbOSEo724D6Fix/AjIx1LCKXUwUV3jvDk9OxQol8e5S4w/McWN3qQKhrH dGfLoFfvDWg1kRnFctk9wrjxQyi+jzkY7mT0i1+9ZcDntPew7pxHBqxQhlrk9Wnt ehzkXahoTlPDYzrQ+lnNVZj0s28TB3SiU+PAlc/KKwuLi+v2GwkpQSfccD7DarMK tpWHT3N3OHJBg8PsNQwP1B5gX33HZ+OX/LgJUKntfWfLzK5UyM82t3T328tGzN3u 2w4/jHXXXbWFaz23Da0hjDc5ETTte96beocPKWxDBtRwnf3IIty+6KoHBjL+oCrF GWcgvEvo7cKXFhKNzs5plmHvYrP3EaHd7W++GG4W3GvMa8vanwNO5d2HWyaO1p/N PvHl61Mko/+OadFYHNb+IW7qQtpKgvh6q6x+kDJ9OV14itfZxK+d6xVYIe/dilAo rv1HIa3TWjKiwiA5wVsP4wpFf1UGI+mbNtRO54Pd3UZXlWni6qaUk/ubD+a5pN60 llTEbHOt4eie5yJM99DtLVki6KYCLRrh4m11AoKxDHyNFlWJumpDEH6nqQNOmVF0 MqYB/mxDUoPSLCn3MmoPYKh5nO0r8MKZ5DFv7xuN1HR9PT/wP0I= =1/hR -----END PGP SIGNATURE----- --ncSAzJYg3Aa9+CRW--