From nobody Mon Apr 6 04:58:52 2026 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 85BE8C6FA83 for ; Sun, 11 Sep 2022 08:48:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230162AbiIKIsn (ORCPT ); Sun, 11 Sep 2022 04:48:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57576 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230044AbiIKIsC (ORCPT ); Sun, 11 Sep 2022 04:48:02 -0400 Received: from mx-out.tlen.pl (mx-out.tlen.pl [193.222.135.158]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 881BA32AB9 for ; Sun, 11 Sep 2022 01:47:58 -0700 (PDT) Received: (wp-smtpd smtp.tlen.pl 1431 invoked from network); 11 Sep 2022 10:47:55 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=o2.pl; s=1024a; t=1662886075; bh=EEWcK86o8siWHIRVvCobtyOrQ5S49tGsbSTHibxrknY=; h=From:To:Cc:Subject; b=a766HbVdIybswzOWh0FriZsWUZ7LhlkO89osBxZxSDEHs1ar6Il+JCf+SD44mffxU PUBmPAa+sSF1YgB8KdryjchX2OyOy4H6uInsZSeGhyq8faXkFe+uZT0XyUTJtVf97c ju3QQ6wSAVe2g/9qLvKV6ooym0sjlPBzyGCW60nk= Received: from aafh243.neoplus.adsl.tpnet.pl (HELO localhost.localdomain) (mat.jonczyk@o2.pl@[83.4.137.243]) (envelope-sender ) by smtp.tlen.pl (WP-SMTPD) with SMTP for ; 11 Sep 2022 10:47:55 +0200 From: =?UTF-8?q?Mateusz=20Jo=C5=84czyk?= To: linux-kernel@vger.kernel.org, x86@kernel.org Cc: =?UTF-8?q?Mateusz=20Jo=C5=84czyk?= , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , William Breathitt Gray Subject: [PATCH v2 10/10] x86/Kconfig: remove CONFIG_ISA_BUS Date: Sun, 11 Sep 2022 10:47:11 +0200 Message-Id: <20220911084711.13694-11-mat.jonczyk@o2.pl> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220911084711.13694-1-mat.jonczyk@o2.pl> References: <20220911084711.13694-1-mat.jonczyk@o2.pl> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-WP-MailID: 709a00b38453fef752ad8eb2bfa52bbe X-WP-AV: skaner antywirusowy Poczty o2 X-WP-SPAM: NO 0000000 [sVPk] Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org CONFIG_ISA_BUS was used only as a dependency for a single Industrial IO driver: CONFIG_CIO_DAC ("Measurement Computing CIO-DAC IIO driver"). At least grepping the kernel source for "ISA_BUS" did not provide any other meaningful results. There are more configuration options that select CONFIG_ISA_BUS_API, but did not depend on CONFIG_ISA_BUS. Most of these are for Industrial IO and GPIO drivers. Signed-off-by: Mateusz Jo=C5=84czyk Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Borislav Petkov Cc: Dave Hansen Cc: x86@kernel.org Cc: "H. Peter Anvin" Cc: William Breathitt Gray Acked-by: William Breathitt Gray --- v2: add "Acked by: William Breathitt Gray" arch/x86/Kconfig | 11 ----------- drivers/iio/dac/Kconfig | 2 +- 2 files changed, 1 insertion(+), 12 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 4612c356da4c..c8218d310d55 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2759,17 +2759,6 @@ config PCI_CNB20LE_QUIRK =20 You should say N unless you know you need this. =20 -config ISA_BUS - bool "ISA bus support on modern systems" if EXPERT - help - Expose ISA bus device drivers and options available for selection and - configuration. Enable this option if your target machine has an ISA - bus. ISA is an older system, displaced by PCI and newer bus - architectures -- if your target machine is modern, it probably does - not have an ISA bus. - - If unsure, say N. - # x86_64 have no ISA slots, but can have ISA-style DMA. config ISA_DMA_API bool "ISA-style DMA support" if (X86_64 && EXPERT) diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig index 80521bd28d0f..e32245c013b0 100644 --- a/drivers/iio/dac/Kconfig +++ b/drivers/iio/dac/Kconfig @@ -275,7 +275,7 @@ config AD8801 =20 config CIO_DAC tristate "Measurement Computing CIO-DAC IIO driver" - depends on X86 && (ISA_BUS || PC104) + depends on X86 select ISA_BUS_API help Say yes here to build support for the Measurement Computing CIO-DAC --=20 2.25.1