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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 413DAC432C3 for ; Thu, 14 Nov 2019 12:59:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0EDEF206E1 for ; Thu, 14 Nov 2019 12:59:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="KXMqs1gO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727064AbfKNM7x (ORCPT ); Thu, 14 Nov 2019 07:59:53 -0500 Received: from mail-wr1-f41.google.com ([209.85.221.41]:44352 "EHLO mail-wr1-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726190AbfKNM7x (ORCPT ); Thu, 14 Nov 2019 07:59:53 -0500 Received: by mail-wr1-f41.google.com with SMTP id f2so6343984wrs.11 for ; Thu, 14 Nov 2019 04:59:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:openpgp:autocrypt:message-id:date :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=NVm1JTEP+HaSOJ0+sJvVCGbI/hoKCutUJ9lzwy/Av/A=; b=KXMqs1gOMDLsfzvb1GSchDLrgdDs/pGfgJpo+ObAeOa4inJ3D6uW6HGkK91pwMeLhj zaWhAzC3lNULuoc1YNOZ3oynVzwKHzjY/hqpS4dikozbedmHr6FVsM+RdPqzharFLE5f VLMzYTaPASr7ITLUIolXEeuUFogbAOAzXAvUCSK3IIdt1llU3G/n2hh0MLlJjbkCbO0y jm6t/4irMHkyQWw+4rA3vtjU2tOsSa8RSRbQ63l6zEzMCSaiuMd4uZX/Oa38YjrSZB8U OgfPIUNVI+k04+BJxV6p7sMR7/eSZdZ0OixZCIQfzvhn7R9A3llcXHV20YLBcO7g/Shb nXoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:openpgp:autocrypt :message-id:date:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=NVm1JTEP+HaSOJ0+sJvVCGbI/hoKCutUJ9lzwy/Av/A=; b=FKTKNvoxCdPFzu8SbhcGxfbZGK7KAT4H1w0dnE0ZGNWVVR4dveEwh+mKO1b9/sf/DJ SVbnJ6ck0kft7zvZTmVEIL4rlFh1wVRZUi8MjdkqTboPXaPN1KQtdrQ20aI9LGS3AjFf QISdOd/0xMq/Y0yeoMGZtEnR/bVpDXGYbLdenPHhekVMKXv/ttKSmfh3vt3OMbg0FLWZ atJZ3A8bfLwYkq4eCpF/+ujYbcn9Lrhh9tM3IIHCthtIGagvyqDA2qhpfCMh1R+AIeos UdYDnodjckDs4INt38NEPac0QxhUv6QV1KbMWT/awovC71lUkCbHDVWgh8IvPLqoRZ9c fm1w== X-Gm-Message-State: APjAAAUiGpFeGP2pAmlz9iiBQB3UVKKbGa9WMX9sNWPinYOgsKPVuS8K itjhmO0luO/mw7c1Mu/ep32XHlKk1D0= X-Google-Smtp-Source: APXvYqyeUd8qq5xYoNEzOesUYkYRaaIjQC8+hS8pozvVKnEJ75fi+CY2+0bbx+FEZKB1Z41xbCln/A== X-Received: by 2002:adf:f490:: with SMTP id l16mr8217353wro.77.1573736390145; Thu, 14 Nov 2019 04:59:50 -0800 (PST) Received: from [10.44.66.8] ([212.45.67.2]) by smtp.googlemail.com with ESMTPSA id b1sm6611943wrs.74.2019.11.14.04.59.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 14 Nov 2019 04:59:49 -0800 (PST) Subject: Re: [GIT PULL] interconnect changes for 5.5 To: Viresh Kumar , Greg Kroah-Hartman Cc: Bjorn Andersson , Linux PM list , "linux-kernel@vger.kernel.org" References: <5123bf54-5d62-fc5c-8838-17bc34487d83@linaro.org> <20191107142111.GB109902@kroah.com> <0cb5a6a6-399f-99e3-dc41-50114eea4025@linaro.org> <20191108103917.GB683302@kroah.com> <20191109084820.GC1289838@kroah.com> <20191110101647.GA1441986@kroah.com> <20191114084122.35myncenejt54hht@vireshk-i7> From: Georgi Djakov Openpgp: preference=signencrypt Autocrypt: addr=georgi.djakov@linaro.org; prefer-encrypt=mutual; keydata= mQINBFjTuRcBEACyAOVzghvyN19Sa/Nit4LPBWkICi5W20p6bwiZvdjhtuh50H5q4ktyxJtp 1+s8dMSa/j58hAWhrc2SNL3fttOCo+MM1bQWwe8uMBQJP4swgXf5ZUYkSssQlXxGKqBSbWLB uFHOOBTzaQBaNgsdXo+mQ1h8UCgM0zQOmbs2ort8aHnH2i65oLs5/Xgv/Qivde/FcFtvEFaL 0TZ7odM67u+M32VetH5nBVPESmnEDjRBPw/DOPhFBPXtal53ZFiiRr6Bm1qKVu3dOEYXHHDt nF13gB+vBZ6x5pjl02NUEucSHQiuCc2Aaavo6xnuBc3lnd4z/xk6GLBqFP3P/eJ56eJv4d0B 0LLgQ7c1T3fU4/5NDRRCnyk6HJ5+HSxD4KVuluj0jnXW4CKzFkKaTxOp7jE6ZD/9Sh74DM8v etN8uwDjtYsM07I3Szlh/I+iThxe/4zVtUQsvgXjwuoOOBWWc4m4KKg+W4zm8bSCqrd1DUgL f67WiEZgvN7tPXEzi84zT1PiUOM98dOnmREIamSpKOKFereIrKX2IcnZn8jyycE12zMkk+Sc ASMfXhfywB0tXRNmzsywdxQFcJ6jblPNxscnGMh2VlY2rezmqJdcK4G4Lprkc0jOHotV/6oJ mj9h95Ouvbq5TDHx+ERn8uytPygDBR67kNHs18LkvrEex/Z1cQARAQABtChHZW9yZ2kgRGph a292IDxnZW9yZ2kuZGpha292QGxpbmFyby5vcmc+iQI+BBMBAgAoBQJY07kXAhsDBQkHhM4A BgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgAAKCRCyi/eZcnWWUuvsD/4miikUeAO6fU2Xy3fT l7RUCeb2Uuh1/nxYoE1vtXcow6SyAvIVTD32kHXucJJfYy2zFzptWpvD6Sa0Sc58qe4iLY4j M54ugOYK7XeRKkQHFqqR2T3g/toVG1BOLS2atooXEU+8OFbpLkBXbIdItqJ1M1SEw8YgKmmr JlLAaKMq3hMb5bDQx9erq7PqEKOB/Va0nNu17IL58q+Q5Om7S1x54Oj6LiG/9kNOxQTklOQZ t61oW1Ewjbl325fW0/Lk0QzmfLCrmGXXiedFEMRLCJbVImXVKdIt/Ubk6SAAUrA5dFVNBzm2 L8r+HxJcfDeEpdOZJzuwRyFnH96u1Xz+7X2V26zMU6Wl2+lhvr2Tj7spxjppR+nuFiybQq7k MIwyEF0mb75RLhW33sdGStCZ/nBsXIGAUS7OBj+a5fm47vQKv6ekg60oRTHWysFSJm1mlRyq exhI6GwUo5GM/vE36rIPSJFRRgkt6nynoba/1c4VXxfhok2rkP0x3CApJ5RimbvITTnINY0o CU6f1ng1I0A1UTi2YcLjFq/gmCdOHExT4huywfu1DDf0p1xDyPA1FJaii/gJ32bBP3zK53hM dj5S7miqN7F6ZpvGSGXgahQzkGyYpBR5pda0m0k8drV2IQn+0W8Qwh4XZ6/YdfI81+xyFlXc CJjljqsMCJW6PdgEH7kCDQRY07kXARAAvupGd4Jdd8zRRiF+jMpv6ZGz8L55Di1fl1YRth6m lIxYTLwGf0/p0oDLIRldKswena3fbWh5bbTMkJmRiOQ/hffhPSNSyyh+WQeLY2kzl6geiHxD zbw37e2hd3rWAEfVFEXOLnmenaUeJFyhA3Wd8OLdRMuoV+RaLhNfeHctiEn1YGy2gLCq4VNb 4Wj5hEzABGO7+LZ14hdw3hJIEGKtQC65Jh/vTayGD+qdwedhINnIqslk9tCQ33a+jPrCjXLW X29rcgqigzsLHH7iVHWA9R5Aq7pCy5hSFsl4NBn1uV6UHlyOBUuiHBDVwTIAUnZ4S8EQiwgv WQxEkXEWLM850V+G6R593yZndTr3yydPgYv0xEDACd6GcNLR/x8mawmHKzNmnRJoOh6Rkfw2 fSiVGesGo83+iYq0NZASrXHAjWgtZXO1YwjW9gCQ2jYu9RGuQM8zIPY1VDpQ6wJtjO/KaOLm NehSR2R6tgBJK7XD9it79LdbPKDKoFSqxaAvXwWgXBj0Oz+Y0BqfClnAbxx3kYlSwfPHDFYc R/ppSgnbR5j0Rjz/N6Lua3S42MDhQGoTlVkgAi1btbdV3qpFE6jglJsJUDlqnEnwf03EgjdJ 6KEh0z57lyVcy5F/EUKfTAMZweBnkPo+BF2LBYn3Qd+CS6haZAWaG7vzVJu4W/mPQzsAEQEA AYkCJQQYAQIADwUCWNO5FwIbDAUJB4TOAAAKCRCyi/eZcnWWUhlHD/0VE/2x6lKh2FGP+QHH UTKmiiwtMurYKJsSJlQx0T+j/1f+zYkY3MDX+gXa0d0xb4eFv8WNlEjkcpSPFr+pQ7CiAI33 99kAVMQEip/MwoTYvM9NXSMTpyRJ/asnLeqa0WU6l6Z9mQ41lLzPFBAJ21/ddT4xeBDv0dxM GqaH2C6bSnJkhSfSja9OxBe+F6LIAZgCFzlogbmSWmUdLBg+sh3K6aiBDAdZPUMvGHzHK3fj gHK4GqGCFK76bFrHQYgiBOrcR4GDklj4Gk9osIfdXIAkBvRGw8zg1zzUYwMYk+A6v40gBn00 OOB13qJe9zyKpReWMAhg7BYPBKIm/qSr82aIQc4+FlDX2Ot6T/4tGUDr9MAHaBKFtVyIqXBO xOf0vQEokkUGRKWBE0uA3zFVRfLiT6NUjDQ0vdphTnsdA7h01MliZLQ2lLL2Mt5lsqU+6sup Tfql1omgEpjnFsPsyFebzcKGbdEr6vySGa3Cof+miX06hQXKe99a5+eHNhtZJcMAIO89wZmj 7ayYJIXFqjl/X0KBcCbiAl4vbdBw1bqFnO4zd1lMXKVoa29UHqby4MPbQhjWNVv9kqp8A39+ E9xw890l1xdERkjVKX6IEJu2hf7X3MMl9tOjBK6MvdOUxvh1bNNmXh7OlBL1MpJYY/ydIm3B KEmKjLDvB0pePJkdTw== Message-ID: Date: Thu, 14 Nov 2019 14:59:47 +0200 MIME-Version: 1.0 In-Reply-To: <20191114084122.35myncenejt54hht@vireshk-i7> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/14/19 10:41, Viresh Kumar wrote: > On 10-11-19, 11:16, Greg Kroah-Hartman wrote: >> On Sat, Nov 09, 2019 at 12:27:29PM -0800, Bjorn Andersson wrote: >>> As your question shows, everyone gets this wrong and the build breaks >>> all the time (it's not "depends on framework", it's "depends on >>> framework || framework=n" - and everyone you'll talk to will be >>> puzzled as to why this is). >> >> Ah, now I get it. Yeah, that sucks. We need a "shortcut" in Kconfig to >> express that type of dependancy. > > Maybe we can use > > depends on framework != m That won't work in the case where framework=m, provider=m and consumer=m. Today this is supported by having each consumer to: depends on framework || !framework So again, the problem is that we need to add something to Kconfig, even a "shortcut", in order to express this dependency. If we convert the framework from tristate to bool, there will be no need to touch Kconfig, as we have the include stubs. Keeping the modular support comes at the cost of adding a dependency to Kconfig for each user. Thanks, Georgi