From patchwork Sun Nov 15 17:09:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11906525 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=-13.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 7F04FC2D0E4 for ; Sun, 15 Nov 2020 17:10:29 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 30E2122453 for ; Sun, 15 Nov 2020 17:10:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="IAe3WjCB"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="U84Dhcao" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 30E2122453 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=SOcVIQhyvtNoYzodymdeSab2HAavoqKd4azxrQUpiBs=; b=IAe3WjCBa+CTBSAbiFXYnpd6w bs+x72/pyOVTXMInjBnR4Pdn6ABlN/sUFGFk4rWujOpdlRdK8crC4pV0I3UhRXSi6Z8uj8BxmYHnz DIKv7EYn5pMUfuinFU6GxR5fTUI+lWiYByI4AdKq/mQugh+Fgdf7vnLHC6+LgJv/BxJyk9M/h5hRm B/5A6A3FxLhCk49j5/LYuJd2M98sVaH96stObKPqPiWkbPK+RC/mJqbbabWO4znIy41c4ODrpgY0+ vdUUfTVq9but03c8sYIzMSouqW6+7gLRnQ3ZU/pjZLbhT2kpluRTfF+GefAxf2f74nqRzpxxEAmix EAvA+Aplg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXS-0006cP-Sn; Sun, 15 Nov 2020 17:10:06 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXO-0006b0-NM for linux-arm-kernel@lists.infradead.org; Sun, 15 Nov 2020 17:10:04 +0000 Received: from localhost.localdomain (adsl-84-226-167-205.adslplus.ch [84.226.167.205]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 12A4124198; Sun, 15 Nov 2020 17:09:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605460202; bh=nLQvhMPRPmn8OBYUS7haupcAM25cdbBYOxtHEx0ld1E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=U84DhcaoqGc5ScNqf/gUzmoe3lK2x7woUgZ2YR83LVYwL4il15/VjE1A83CrMWzD4 EqboYDLGRo+lHGcZ3VILVGxtMrtg4zqXdQ27FuDOoXg9eoSw7rFg7+xX2HLG+NpCGp Nf5csY7BoO+zqJ+LnWl6v2gXW/c48MlQgjuFwbAk= From: Krzysztof Kozlowski To: Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Michael Turquette , Stephen Boyd , Mauro Carvalho Chehab , Sakari Ailus , Greg Kroah-Hartman , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, alsa-devel@alsa-project.org Subject: [PATCH 1/3] clk: fix redefinition of clk_prepare on MIPS with HAVE_LEGACY_CLK Date: Sun, 15 Nov 2020 18:09:48 +0100 Message-Id: <20201115170950.304460-2-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201115170950.304460-1-krzk@kernel.org> References: <20201115170950.304460-1-krzk@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201115_121002_929463_F315D631 X-CRM114-Status: GOOD ( 18.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Krzysztof Kozlowski Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org COMMON_CLK even though is a user-selectable symbol, is still selected by multiple other config options. COMMON_CLK should not be used when legacy clocks are provided by architecture, so it correctly depends on !HAVE_LEGACY_CLK. However it is possible to create a config which selects both COMMON_CLK (by SND_SUN8I_CODEC) and HAVE_LEGACY_CLK (by SOC_RT305X) which leads to compile errors (MIPS architecture): drivers/clk/clk.c:855:6: error: redefinition of ‘clk_unprepare’ In file included from drivers/clk/clk.c:9: include/linux/clk.h:263:20: note: previous definition of ‘clk_unprepare’ was here The definitions clk_bulk_prepare() (and unprepare) already have proper surrounding #ifdef so add them also for clk_prepare()/clk_unprepare(). Signed-off-by: Krzysztof Kozlowski --- drivers/clk/clk.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index f83dac54ed85..f4f68c7c2fb5 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -841,6 +841,7 @@ static void clk_core_unprepare_lock(struct clk_core *core) clk_prepare_unlock(); } +#ifdef CONFIG_HAVE_CLK_PREPARE /** * clk_unprepare - undo preparation of a clock source * @clk: the clk being unprepared @@ -860,6 +861,7 @@ void clk_unprepare(struct clk *clk) clk_core_unprepare_lock(clk->core); } EXPORT_SYMBOL_GPL(clk_unprepare); +#endif static int clk_core_prepare(struct clk_core *core) { @@ -921,6 +923,7 @@ static int clk_core_prepare_lock(struct clk_core *core) return ret; } +#ifdef CONFIG_HAVE_CLK_PREPARE /** * clk_prepare - prepare a clock source * @clk: the clk being prepared @@ -941,6 +944,7 @@ int clk_prepare(struct clk *clk) return clk_core_prepare_lock(clk->core); } EXPORT_SYMBOL_GPL(clk_prepare); +#endif /* CONFIG_HAVE_CLK_PREPARE */ static void clk_core_disable(struct clk_core *core) { From patchwork Sun Nov 15 17:09:49 2020 Content-Type: text/plain; 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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXa-0006eG-98; Sun, 15 Nov 2020 17:10:14 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXS-0006bv-7Z for linux-arm-kernel@lists.infradead.org; Sun, 15 Nov 2020 17:10:07 +0000 Received: from localhost.localdomain (adsl-84-226-167-205.adslplus.ch [84.226.167.205]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 82B152419B; Sun, 15 Nov 2020 17:10:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605460205; bh=10UkZIU1eXfGlQQ7EpZi0NHGj/dLX4A8AuYloIYXAN4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0IRlXBDG0xHkpXiOS2224BF2lLlgIVoxfYKt/M3XkMjasIQkT0eA4vNRSraIrWlvK zFNEo9s1kMOPs8G67u2ty4PKOgyVDrcUMp77G49yjwn4cRfkSs1uLnZYh4CrxIAegM FwVVXAqn+xbr2rRFHXsooXWynXNSKA8ynddQYaTw= From: Krzysztof Kozlowski To: Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Michael Turquette , Stephen Boyd , Mauro Carvalho Chehab , Sakari Ailus , Greg Kroah-Hartman , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, alsa-devel@alsa-project.org Subject: [RFC 2/3] ARM: sunxi: do not select COMMON_CLK to fix builds Date: Sun, 15 Nov 2020 18:09:49 +0100 Message-Id: <20201115170950.304460-3-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201115170950.304460-1-krzk@kernel.org> References: <20201115170950.304460-1-krzk@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201115_121006_422615_EF11B646 X-CRM114-Status: GOOD ( 16.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Krzysztof Kozlowski Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org COMMON_CLK is a user-selectable option with its own dependencies. The most important dependency is !HAVE_LEGACY_CLK. User-selectable drivers should not select COMMON_CLK because they will create a dependency cycle and build failures. For example on MIPS a configuration with COMMON_CLK (selected by SND_SUN8I_CODEC) and HAVE_LEGACY_CLK (selected by SOC_RT305X) is possible: WARNING: unmet direct dependencies detected for COMMON_CLK Depends on [n]: !HAVE_LEGACY_CLK [=y] Selected by [y]: - SND_SUN8I_CODEC [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && (ARCH_SUNXI || COMPILE_TEST [=y]) && OF [=y] && (MACH_SUN8I || ARM64 && ARCH_SUNXI || COMPILE_TEST [=y]) /usr/bin/mips-linux-gnu-ld: drivers/clk/clk.o: in function `clk_set_rate': (.text+0xaeb4): multiple definition of `clk_set_rate'; arch/mips/ralink/clk.o:(.text+0x88): first defined here Signed-off-by: Krzysztof Kozlowski Reviewed-by: Samuel Holland --- arch/arm/mach-sunxi/Kconfig | 1 + sound/soc/sunxi/Kconfig | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index eeadb1a4dcfe..4d9f9b6d329d 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -4,6 +4,7 @@ menuconfig ARCH_SUNXI depends on ARCH_MULTI_V5 || ARCH_MULTI_V7 select ARCH_HAS_RESET_CONTROLLER select CLKSRC_MMIO + select COMMON_CLK select GENERIC_IRQ_CHIP select GPIOLIB select PINCTRL diff --git a/sound/soc/sunxi/Kconfig b/sound/soc/sunxi/Kconfig index 69b9d8515335..ddcaaa98d3cb 100644 --- a/sound/soc/sunxi/Kconfig +++ b/sound/soc/sunxi/Kconfig @@ -14,7 +14,7 @@ config SND_SUN8I_CODEC tristate "Allwinner SUN8I audio codec" depends on OF depends on MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST - select COMMON_CLK + depends on COMMON_CLK select REGMAP_MMIO help This option enables the digital part of the internal audio codec for From patchwork Sun Nov 15 17:09:50 2020 Content-Type: text/plain; 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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXe-0006gT-HP; Sun, 15 Nov 2020 17:10:18 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1keLXV-0006ct-KA for linux-arm-kernel@lists.infradead.org; Sun, 15 Nov 2020 17:10:11 +0000 Received: from localhost.localdomain (adsl-84-226-167-205.adslplus.ch [84.226.167.205]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 002F9241A3; Sun, 15 Nov 2020 17:10:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605460209; bh=aEUp0B6gKWhexMWTFrPQ6syXXhv4DwFr18aY9X2Sbr4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V3qmWys4GJ+55sDezEl4qwyS2jtjIpQxwkjiulc5KFvkI+vJCfm4rOLTN9AT5rm0A JEbL/6hsbV5Rrd/6V9E5W4GCWcH05U1/mPxqBpjyu7Z4AaaGQdcFhlqtd4pdo+gZcR 5Q7MEWczSaK2Z4Rh4Qha8JOyb67INOYvrXzJIX/U= From: Krzysztof Kozlowski To: Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Michael Turquette , Stephen Boyd , Mauro Carvalho Chehab , Sakari Ailus , Greg Kroah-Hartman , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, alsa-devel@alsa-project.org Subject: [RFC 3/3] media: atomisp: do not select COMMON_CLK to fix builds Date: Sun, 15 Nov 2020 18:09:50 +0100 Message-Id: <20201115170950.304460-4-krzk@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201115170950.304460-1-krzk@kernel.org> References: <20201115170950.304460-1-krzk@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201115_121009_788950_6389BF53 X-CRM114-Status: GOOD ( 15.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Krzysztof Kozlowski Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org COMMON_CLK is a user-selectable option with its own dependencies. The most important dependency is !HAVE_LEGACY_CLK. User-selectable drivers should not select COMMON_CLK because they will create a dependency cycle and build failures. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Stephen Boyd --- drivers/staging/media/atomisp/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/media/atomisp/Kconfig b/drivers/staging/media/atomisp/Kconfig index 37577bb72998..742edb261d85 100644 --- a/drivers/staging/media/atomisp/Kconfig +++ b/drivers/staging/media/atomisp/Kconfig @@ -2,9 +2,9 @@ menuconfig INTEL_ATOMISP bool "Enable support to Intel Atom ISP camera drivers" depends on X86 && EFI && PCI && ACPI + depends on COMMON_CLK select IOSF_MBI select MEDIA_CONTROLLER - select COMMON_CLK help Enable support for the Intel ISP2 camera interfaces and MIPI sensor drivers.