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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 F1441C2D0E4 for ; Fri, 18 Dec 2020 20:42:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A505C23B2F for ; Fri, 18 Dec 2020 20:42:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726087AbgLRUl6 (ORCPT ); Fri, 18 Dec 2020 15:41:58 -0500 Received: from mail.kernel.org ([198.145.29.99]:48780 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725870AbgLRUl6 (ORCPT ); Fri, 18 Dec 2020 15:41:58 -0500 Date: Fri, 18 Dec 2020 20:41:02 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608324077; bh=EO5DKg/J2N3fqUQx4Bo6zO96z1Rm0SCzL3yMl3UL5xo=; h=From:To:Cc:Subject:References:In-Reply-To:From; b=ZTWooaXYeyj0GlG1hIPoys+JgKQkE0UhQJblM+rerAEGTH+Da/jEldiaS3YIuVfj6 rw7dPMfhZX2GbM0b9sWWO+bg5K5XFB7fGIpfZN2wn1MjeTrd/UM5yq33r1AqB9Mtxt loX6TYyXZFYvAfaBzQPgtYGmrLicI2s8Ggng+qZPF7XyIv41xPuS8i/ENyZsn/oYBC woPUeH561cz6qWcik0/SmMXRAW92dKSctk1LOVxwxto4XfY9URgz3l8G1I6PAg4qXz XE89WBTpxw1+Q7bQ7gqJcJAd4PHqnPwKyHxoGxXAzEGUDHm93J8WGLzQDfv+GjFncY kb04dCKQRruFQ== From: Mark Brown To: Pratyush Yadav Cc: Sowjanya Komatineni , Boris Brezillon , thierry.reding@gmail.com, jonathanh@nvidia.com, robh+dt@kernel.org, lukas@wunner.de, bbrezillon@kernel.org, tudor.ambarus@microchip.com, linux-spi@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v4 5/9] spi: spi-mem: Mark dummy transfers by setting dummy_data bit Message-ID: <20201218204102.GF5333@sirena.org.uk> References: <1608236927-28701-1-git-send-email-skomatineni@nvidia.com> <1608236927-28701-6-git-send-email-skomatineni@nvidia.com> <20201218092106.skwej2g6bk3oksbb@ti.com> <20201218105759.43789ccf@collabora.com> <31c395ee-d7a6-edc5-a790-89fad91a0a27@nvidia.com> <20201218191936.hb6sq7zr3zdirar7@ti.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="SnV5plBeK2Ge1I9g" Content-Disposition: inline In-Reply-To: <20201218191936.hb6sq7zr3zdirar7@ti.com> X-Cookie: Password: User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org --SnV5plBeK2Ge1I9g Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Dec 19, 2020 at 12:49:38AM +0530, Pratyush Yadav wrote: > Anyway, if the SPI maintainers think this is worth it, I won't object. This gets kind of circular, for me it's a question of if there's some meaningful benefit from using the feature vs the cost to support it and =66rom the sounds of it we don't have numbers on the benefits from using it at present. --SnV5plBeK2Ge1I9g Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl/dE90ACgkQJNaLcl1U h9DvAAf/XmZq+AlzG4Q3Oydn2OQmtPfGB6QLybKV5qBqk5sQYzG5XRwlYXdCSXgc 6je3SXKlqQUA+02ncjwG5DxjzjV8RSb8tEUwfQjowMm3jcGpk77K8QXC6RvJKfTJ ARY5NXoJO9PKJZTeNxrUMT50j/8daZywKN9yycr1GN7dIrP9xmP0u2N/Mn2Y5h/d MoffzBnmGSEhwuUNzwRj9vVpFqHRYSj8WHWsADBbgMxkqwHlJGLMbu3YUqGX9YD0 FvWhN17C8DAsuHly0LGtI1Fy9SuRq9u6oNqqmaKqi/X3hQA0uXrGLC6gd0rEBovs Mu1hQUmSKbtq4frwYYX3muF2uV54nA== =dasX -----END PGP SIGNATURE----- --SnV5plBeK2Ge1I9g--