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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 957F6C433F5 for ; Wed, 3 Nov 2021 13:06:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 80DD560F56 for ; Wed, 3 Nov 2021 13:06:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231804AbhKCNI5 (ORCPT ); Wed, 3 Nov 2021 09:08:57 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:56757 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231151AbhKCNIy (ORCPT ); Wed, 3 Nov 2021 09:08:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1635944778; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QbLN+rLSmR4Lu23oOqZ5Rw/0XzuuN+zYLV6sy53LaJM=; b=Z1ECO6FMsh7mueLc0e0JCmXm68IqmsRtlyym4Y0m8sYqMgaJvfpE98OP2azZY7Q/nSVUCW IVKTHQ9sm9ZhESS9LZ3suNpkDQp777pAbE5SLFnCU8EMtWkMrwYCKVfAW3LPm+GXUxnibw OZMHrGS2RC1ki/KtHgIBCH0A73NYXi0= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-417-msMOnxeDPu2F0dei6GzK3g-1; Wed, 03 Nov 2021 09:06:16 -0400 X-MC-Unique: msMOnxeDPu2F0dei6GzK3g-1 Received: by mail-wm1-f72.google.com with SMTP id n189-20020a1c27c6000000b00322f2e380f2so2724792wmn.6 for ; Wed, 03 Nov 2021 06:06:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=QbLN+rLSmR4Lu23oOqZ5Rw/0XzuuN+zYLV6sy53LaJM=; b=paixFsrAvQ/4A/IM7Ovd2LxqFE4Ukj1FesVFFKdADpD6/M+LwomUuT07VY08gi+uFc ksJQh7kRAbQiumdom/NSSHl1N29c2zHsKNe4EcZBEuSaJ7RNDzQk7wQjL5k8ltS+oyfP tvRy2slA5vvn7HxnEopBU8Zivb08vnUXnO8W0YlXXhuejDpEMLXTOoRehI5Zg04VeUOt lkUgnuVkrO1Ut9vYRFQwZkY0IN8RZvbDXpNYhGVYU9JOfnjtQqmrKnewdQiakrdlT3ib Cgy28vJkXQ1MPi5EjP2XTA+2r3kHJu3WtfPHklGWkhEc3MlpxPUZfU1Odpm0WTvQu3l0 Rmig== X-Gm-Message-State: AOAM533/+9HcNCTToqRz1YyDr++GDjfm2Pg7+iv93RznXFeUKCjw34HO O4dp6QQ4LmGHmCTwVfdMMhL4HcvdLH27r1ZSNq/NHvaSkk8/C4DyFpFpq+z9H8/uY7jQcJcalAS xr5ElQXQErGnUHQePTo407n4= X-Received: by 2002:a7b:c5d4:: with SMTP id n20mr15125818wmk.32.1635944775063; Wed, 03 Nov 2021 06:06:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxM0hXFNtYadm5yFc+JONq4iTPFyfiO2VjSzzIrHnbt608JviNYEXO0rXhutOI0PtrTAGlysw== X-Received: by 2002:a7b:c5d4:: with SMTP id n20mr15125743wmk.32.1635944774765; Wed, 03 Nov 2021 06:06:14 -0700 (PDT) Received: from [192.168.1.128] ([92.176.231.106]) by smtp.gmail.com with ESMTPSA id g2sm1846869wrq.62.2021.11.03.06.06.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 03 Nov 2021 06:06:14 -0700 (PDT) Message-ID: Date: Wed, 3 Nov 2021 14:06:11 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [RESEND PATCH 2/5] drm: Move nomodeset kernel parameter handler to the DRM subsystem Content-Language: en-US To: Thomas Zimmermann , linux-kernel@vger.kernel.org Cc: Peter Robinson , =?UTF-8?Q?Michel_D=c3=a4nzer?= , Pekka Paalanen , Daniel Vetter , Neal Gompa , Alex Deucher , Ben Skeggs , Chia-I Wu , =?UTF-8?Q?Christian_K=c3=b6nig?= , Daniel Vetter , Dave Airlie , David Airlie , Gerd Hoffmann , Greg Kroah-Hartman , Gurchetan Singh , Hans de Goede , Jani Nikula , Joonas Lahtinen , Maarten Lankhorst , Maxime Ripard , "Pan, Xinhui" , Rodrigo Vivi , VMware Graphics , Zack Rusin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-fbdev@vger.kernel.org, nouveau@lists.freedesktop.org, spice-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org References: <20211103122809.1040754-1-javierm@redhat.com> <20211103122809.1040754-3-javierm@redhat.com> From: Javier Martinez Canillas In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Hello Thomas, On 11/3/21 13:41, Thomas Zimmermann wrote: > Hi > > Am 03.11.21 um 13:28 schrieb Javier Martinez Canillas: >> The "nomodeset" kernel cmdline parameter is handled by the vgacon driver >> but the exported vgacon_text_force() symbol is only used by DRM drivers. >> >> It makes much more sense for the parameter logic to be in the subsystem >> of the drivers that are making use of it. Let's move that to DRM. >> >> Suggested-by: Daniel Vetter >> Signed-off-by: Javier Martinez Canillas >> --- >> >> drivers/gpu/drm/Makefile | 2 ++ >> drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 +-- >> drivers/gpu/drm/ast/ast_drv.c | 1 - >> drivers/gpu/drm/drm_nomodeset.c | 26 +++++++++++++++++++++++++ >> drivers/gpu/drm/i915/i915_module.c | 2 -- >> drivers/gpu/drm/mgag200/mgag200_drv.c | 1 - >> drivers/gpu/drm/nouveau/nouveau_drm.c | 1 - >> drivers/gpu/drm/qxl/qxl_drv.c | 1 - >> drivers/gpu/drm/radeon/radeon_drv.c | 1 - >> drivers/gpu/drm/tiny/bochs.c | 1 - >> drivers/gpu/drm/tiny/cirrus.c | 1 - >> drivers/gpu/drm/vboxvideo/vbox_drv.c | 1 - >> drivers/gpu/drm/virtio/virtgpu_drv.c | 1 - >> drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 1 - >> drivers/video/console/vgacon.c | 21 -------------------- >> include/drm/drm_mode_config.h | 6 ++++++ >> include/linux/console.h | 6 ------ >> 17 files changed, 35 insertions(+), 41 deletions(-) >> create mode 100644 drivers/gpu/drm/drm_nomodeset.c >> >> diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile >> index 1c41156deb5f..0e2d60ea93ca 100644 >> --- a/drivers/gpu/drm/Makefile >> +++ b/drivers/gpu/drm/Makefile >> @@ -33,6 +33,8 @@ drm-$(CONFIG_DRM_PRIVACY_SCREEN) += drm_privacy_screen.o drm_privacy_screen_x86. >> >> obj-$(CONFIG_DRM_DP_AUX_BUS) += drm_dp_aux_bus.o >> >> +obj-y += drm_nomodeset.o > > Repeating my other comment, should this rather be protected by a > separate config symbol that is selected by CONFIG_DRM? > I actually thought about that and my opinion is that obj-y reflects what we really want here or do you envision this getting disabled in some cases ? Probably the problem is Kbuild descending into the drivers/gpu dir even when CONFIG_DRM is not set. Maybe what we want is something like the following instead? diff --git a/drivers/gpu/Makefile b/drivers/gpu/Makefile index 835c88318cec..ef12ee05ba6e 100644 --- a/drivers/gpu/Makefile +++ b/drivers/gpu/Makefile @@ -3,6 +3,7 @@ # taken to initialize them in the correct order. Link order is the only way # to ensure this currently. obj-$(CONFIG_TEGRA_HOST1X) += host1x/ -obj-y += drm/ vga/ +obj-$(CONFIG_DRM) += drm/ +obj-y += vga/ obj-$(CONFIG_IMX_IPUV3_CORE) += ipu-v3/ obj-$(CONFIG_TRACE_GPU_MEM) += trace/ Best regards, -- Javier Martinez Canillas Linux Engineering Red Hat