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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 04636C2BAEE for ; Tue, 24 Mar 2020 13:43:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CF101206F6 for ; Tue, 24 Mar 2020 13:43:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585057407; bh=KtgJAxR58+iyYhu/eeIY2qJxXV//i43mYb7/aiW9CN4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0WtikuGEtK7C3e8BKE+SkLMp61vAI4JLpQTNpNNjQTygiMYusLsggF5xfCs/YODti OYOndfYTWnDKeL2ALQlayyc0bw4ZjCqmZoQYSL8AS6TkY6+Z4CGoCLB+8gByDmKFiW 8v0mhipHriqXvj5PIfEIxjZXMkEJkgp9Sdw8wIsU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728073AbgCXNnV (ORCPT ); Tue, 24 Mar 2020 09:43:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:39018 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727597AbgCXNnT (ORCPT ); Tue, 24 Mar 2020 09:43:19 -0400 Received: from mail.kernel.org (ip5f5ad4e9.dynamic.kabel-deutschland.de [95.90.212.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 887592073E; Tue, 24 Mar 2020 13:43:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585057398; bh=KtgJAxR58+iyYhu/eeIY2qJxXV//i43mYb7/aiW9CN4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HYKBaNcQ3QoDwPHXdHbl1rT1R4xbzwijzANId68LKOTY9uLCGr07vX+RNXgYyGWOg JQA6fr8CK60wtFG8SbFgLnFhy/jg/VEZWeTD4dvb7POo21+0w+llvYQc9pyXNOC+8K u2s44GcYMis7iayM4nu6x+f7VzfQTDYO8fGyTIV4= Received: from mchehab by mail.kernel.org with local (Exim 4.92.3) (envelope-from ) id 1jGjps-0025rL-Q4; Tue, 24 Mar 2020 14:43:16 +0100 From: Mauro Carvalho Chehab To: Linux Doc Mailing List Cc: Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, Jonathan Corbet , Ezequiel Garcia Subject: [PATCH v2 09/20] media: Kconfig: make filtering devices optional Date: Tue, 24 Mar 2020 14:43:02 +0100 Message-Id: <751a1be8d03e1c30d5af17cfd659ffc6a5721a35.1585057134.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The per-device option selection is a feature that some developers love, while others hate... So, let's make both happy by making it optional. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/Kconfig | 32 +++++++++++++++++++++++++++----- 1 file changed, 27 insertions(+), 5 deletions(-) diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index 4c06728a4ab7..e372029ac41f 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -25,14 +25,32 @@ menuconfig MEDIA_SUPPORT Additional info and docs are available on the web at -menu "Types of devices to be supported" +if MEDIA_SUPPORT + +config MEDIA_SUPPORT_FILTER + bool "Filter devices by their types" depends on MEDIA_SUPPORT + help + Configuring the media subsystem can be complex, as there are + hundreds of drivers and other config options. + + This menu offers option that will help the Kernel's config + system to hide drivers that are out of the scope of the + user needs, and disabling core support for unused APIs. + + If not selected, all non-optional media core functionality + needed to support media drivers will be enabled. Also, all + media device drivers should be shown. + +menu "Media device types" + visible if MEDIA_SUPPORT_FILTER # # Multimedia support - automatically enable V4L2 and DVB core # config MEDIA_CAMERA_SUPPORT bool "Cameras and video grabbers" + default y if !MEDIA_SUPPORT_FILTER help Enable support for webcams and video grabbers. @@ -40,6 +58,7 @@ config MEDIA_CAMERA_SUPPORT config MEDIA_ANALOG_TV_SUPPORT bool "Analog TV" + default y if !MEDIA_SUPPORT_FILTER help Enable analog TV support. @@ -52,6 +71,7 @@ config MEDIA_ANALOG_TV_SUPPORT config MEDIA_DIGITAL_TV_SUPPORT bool "Digital TV" + default y if !MEDIA_SUPPORT_FILTER help Enable digital TV support. @@ -60,6 +80,7 @@ config MEDIA_DIGITAL_TV_SUPPORT config MEDIA_RADIO_SUPPORT bool "AM/FM radio receivers/transmitters" + default y if !MEDIA_SUPPORT_FILTER help Enable AM/FM radio support. @@ -74,6 +95,7 @@ config MEDIA_RADIO_SUPPORT config MEDIA_SDR_SUPPORT bool "Software defined radio" + default y if !MEDIA_SUPPORT_FILTER help Enable software defined radio support. @@ -81,6 +103,7 @@ config MEDIA_SDR_SUPPORT config MEDIA_CEC_SUPPORT bool "HDMI CEC support" + default y if !MEDIA_SUPPORT_FILTER help Enable support for HDMI CEC (Consumer Electronics Control), which is an optional HDMI feature. @@ -90,6 +113,7 @@ config MEDIA_CEC_SUPPORT config MEDIA_EMBEDDED_SUPPORT bool "Embedded devices (SoC)" + default y if !MEDIA_SUPPORT_FILTER help Enable support for complex cameras, codecs, and other hardware found on Embedded hardware (SoC). @@ -98,6 +122,7 @@ config MEDIA_EMBEDDED_SUPPORT config MEDIA_TEST_SUPPORT bool "Test drivers" + default y if !MEDIA_SUPPORT_FILTER help Those drivers should not be used on production Kernels, but can be useful on debug ones. It enables several dummy drivers @@ -106,10 +131,7 @@ config MEDIA_TEST_SUPPORT have regressions. Say Y when you have a software defined radio device. - -endmenu # media support types - -if MEDIA_SUPPORT +endmenu # media device types comment "Media core options" -- 2.24.1