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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 10EBAC433F5 for ; Mon, 13 Dec 2021 13:34:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237646AbhLMNeU (ORCPT ); Mon, 13 Dec 2021 08:34:20 -0500 Received: from mga14.intel.com ([192.55.52.115]:64854 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237638AbhLMNeU (ORCPT ); Mon, 13 Dec 2021 08:34:20 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10196"; a="238954425" X-IronPort-AV: E=Sophos;i="5.88,202,1635231600"; d="scan'208";a="238954425" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Dec 2021 05:34:19 -0800 X-IronPort-AV: E=Sophos;i="5.88,202,1635231600"; d="scan'208";a="517751011" Received: from ppolasze-mobl.ger.corp.intel.com (HELO localhost) ([10.252.20.7]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Dec 2021 05:34:15 -0800 From: Jani Nikula To: Thomas Zimmermann , mripard@kernel.org, maarten.lankhorst@linux.intel.com, airlied@linux.ie, daniel@ffwll.ch Cc: linux-arm-msm@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, Thomas Zimmermann , nouveau@lists.freedesktop.org, linux-tegra@vger.kernel.org, freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 0/3] drm/dp: Move DisplayPort helpers into own module In-Reply-To: <20211213093650.19598-1-tzimmermann@suse.de> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20211213093650.19598-1-tzimmermann@suse.de> Date: Mon, 13 Dec 2021 15:34:12 +0200 Message-ID: <87lf0o7hnv.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org On Mon, 13 Dec 2021, Thomas Zimmermann wrote: > Split-off DisplayPort functions from KMS helper library and move them > into their own module. Reduces the size of drm_kms_helper.ko by ~50%. > > This patchset is part of an on-going effort to reduce the minimum > binary size of the DRM core and helpers. It's helpful for systems with > early-boot DRM graphics, which requires DRM to be linked into the > kernel image. Would it be time to add a subdirectory for each non-driver, non-core drm module? We've touched this topic before. I find it increasingly hard to remember which files are part of helpers. This would also help with the arbitrary drm_dp_helper_mod.c naming. Perhaps drivers/gpu/drm/drm_dp/? BR, Jani. > > Thomas Zimmermann (3): > drm/dp_mst: Remove trailing whitespace. > drm/dp: Move DP declarations into separate header file > drm/dp: Move DisplayPort helpers into separate helper module > > drivers/gpu/drm/Kconfig | 8 ++++++ > drivers/gpu/drm/Makefile | 14 ++++++---- > drivers/gpu/drm/bridge/Kconfig | 4 +++ > drivers/gpu/drm/bridge/analogix/Kconfig | 2 ++ > drivers/gpu/drm/bridge/cadence/Kconfig | 1 + > drivers/gpu/drm/drm_crtc_helper_internal.h | 27 ------------------ > drivers/gpu/drm/{drm_dp_helper.c => drm_dp.c} | 2 +- > drivers/gpu/drm/drm_dp_aux_dev.c | 2 +- > drivers/gpu/drm/drm_dp_helper_internal.h | 28 +++++++++++++++++++ > drivers/gpu/drm/drm_dp_helper_mod.c | 22 +++++++++++++++ > drivers/gpu/drm/drm_dp_mst_topology.c | 4 +-- > drivers/gpu/drm/drm_kms_helper_common.c | 14 ---------- > drivers/gpu/drm/i915/Kconfig | 1 + > drivers/gpu/drm/msm/Kconfig | 1 + > drivers/gpu/drm/nouveau/Kconfig | 1 + > drivers/gpu/drm/rockchip/Kconfig | 1 + > drivers/gpu/drm/tegra/Kconfig | 1 + > drivers/gpu/drm/xlnx/Kconfig | 1 + > 18 files changed, 83 insertions(+), 51 deletions(-) > rename drivers/gpu/drm/{drm_dp_helper.c => drm_dp.c} (99%) > create mode 100644 drivers/gpu/drm/drm_dp_helper_internal.h > create mode 100644 drivers/gpu/drm/drm_dp_helper_mod.c > > > base-commit: 3f422828221d9ceefcddef0be33561b1646a1cbe > prerequisite-patch-id: c2b2f08f0eccc9f5df0c0da49fa1d36267deb11d > prerequisite-patch-id: c67e5d886a47b7d0266d81100837557fda34cb24 > -- > 2.34.1 > -- Jani Nikula, Intel Open Source Graphics Center