From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 975942857C7 for ; Wed, 13 Aug 2025 16:16:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755101769; cv=none; b=bpqxPchbvgNTMPw3UupBb3WUNmZmy4JoANvzI1154Tqwm3wlj2QvKTCLDgE0dpwyiAblxBFd3d7gHPlprF9fYDetLhvleJ+5cTtSnrvus8GHH8h/njIOr4BMOSIRLTG0xIOPF12lUDGXp8xFM3aI38CnbaOky5tRkBNwx00fRvY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755101769; c=relaxed/simple; bh=KmcwvgRJ1zt5K4wDAvtiaw17GSzeXpuI2dv9vCkYQUg=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=sv8gflOzvoA/NdOO/IUXeIRrVzl0QsncSHmmq10Fr2uIFm9gTsFvnZpNofe7kKj2YwmwJbEQo/lHoSkorOu/4YZZO3islHdIBhVC53+3MoUrOUyQCzR/wHFgQkSBJzRyF/k3yBi2jd/hleSrcdHK5D4rzWx5ZQxXBK1/KRhymb0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=QCJ48aON; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="QCJ48aON" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; s=k1; bh=8r/LCX9rzyog3y rylwFjwRMpIaemTxzslMXi3Wwcda8=; b=QCJ48aONHnHPI67IOJ/3D8OQB3Cd/k va3dqQAxVecMFTPLNQfZkeRCBnr21f5AP85A+ko/Co2kn3d1vUsGdjjGnQSoqHT/ XhtDURAzo7LNMG2Hw6aJkJP1nHKCJDt/I4UFOhqYSkFA3npSGKStA4S5hsN3gfb8 C8iP/CLkf5T/WRnlry5E/M4rY/ikuUABioRBeFix0sZAgPzikWKDzZXwcrM/PlZn 9QF5GBzn0iIdqib/tI3qtiZXmnTMTK2djC7YMTKPNRHBv7OXt7TeyHMZFzQFHHD9 4yuXLJeM/fwFHXJlvGUnp8QGyn4bljRJZaBZSVKQgiNlixK49bkom2HA== Received: (qmail 694422 invoked from network); 13 Aug 2025 18:15:54 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 13 Aug 2025 18:15:54 +0200 X-UD-Smtp-Session: l3s3148p1@6vOVeEE8NodtKLKq From: Wolfram Sang To: linux-kernel@vger.kernel.org Cc: Mark Brown , Wolfram Sang , Adrian Hunter , Alexandre Belloni , Alexandre Torgue , Alim Akhtar , Andrea della Porta , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Andrzej Hajda , Andy Shevchenko , Andy Yan , Avi Fishman , Bartosz Golaszewski , Benjamin Fair , Bjorn Andersson , Chen-Yu Tsai , Daniel Lezcano , David Airlie , David Lechner , Dmitry Torokhov , Drew Fustini , dri-devel@lists.freedesktop.org, Fabio Estevam , Fabrice Gasnier , Fu Wei , Guo Ren , Hans Verkuil , =?UTF-8?q?Heiko=20St=C3=BCbner?= , imx@lists.linux.dev, Iwona Winiarska , Jaroslav Kysela , Jassi Brar , Jernej Skrabec , Jerome Brunet , Jonas Karlman , Jonathan Cameron , Kevin Hilman , Kishon Vijay Abraham I , Konrad Dybcio , Krzysztof Kozlowski , Laurent Pinchart , Lee Jones , Liam Girdwood , Linus Walleij , linux-actions@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-phy@lists.infradead.org, linux-pm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-pwm@vger.kernel.org, linux-riscv@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-rtc@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-sound@vger.kernel.org, linux-spi@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, Liu Ying , Lukasz Luba , Maarten Lankhorst , Manivannan Sadhasivam , Martin Blumenstingl , Mauro Carvalho Chehab , Maxime Coquelin , Maxime Ripard , Michael Turquette , Miquel Raynal , Nancy Yuen , Neil Armstrong , Nicolin Chen , =?UTF-8?q?Nuno=20S=C3=A1?= , openbmc@lists.ozlabs.org, Patrick Venture , Paul Walmsley , Pengutronix Kernel Team , Philipp Zabel , Piotr Wojtaszczyk , "Rafael J. Wysocki" , Robert Foss , Samuel Holland , Samuel Holland , Sandy Huang , Sascha Hauer , Shawn Guo , Shengjiu Wang , Simona Vetter , Stephen Boyd , Takashi Iwai , Tali Perry , Thomas Zimmermann , Tomer Maimon , Ulf Hansson , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Vasily Khoruzhick , Vinod Koul , Vladimir Zapolskiy , Xiubo Li , Yangtao Li , Zhang Rui Subject: [PATCH 00/21] treewide: remove unneeded 'fast_io' parameter in regmap_config Date: Wed, 13 Aug 2025 18:14:46 +0200 Message-ID: <20250813161517.4746-1-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.47.2 Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit While working on a driver using regmap with MMIO, I wondered if I need to set 'fast_io' in the config. Turned out I don't need to, so I added documentation for it with commit ffc72771ff6e ("regmap: Annotate that MMIO implies fast IO"). This series fixes the existing users in the tree which needlessly set the flag. They have been found using this coccinelle script: === @ match @ expression dev, clk, regs; identifier config; @@ ( regmap_init_mmio(dev, regs, &config) | devm_regmap_init_mmio(dev, regs, &config) | regmap_init_mmio_clk(dev, clk, regs, &config) | devm_regmap_init_mmio_clk(dev, clk, regs, &config) ) @ fix depends on match @ identifier match.config; @@ struct regmap_config config = { - .fast_io = true, }; === It misses occasions where 'config' is an expression and not an identifier. These are rare, though, I can fix them manually later. The advantage of this approach is that it produces no false positives to the best of my knowledge. Please apply individually per subsystem. There are no dependencies and buildbot is happy. Patches are based on 6.17-rc1 Happy hacking, Wolfram Wolfram Sang (21): bus: remove unneeded 'fast_io' parameter in regmap_config clk: remove unneeded 'fast_io' parameter in regmap_config gpio: remove unneeded 'fast_io' parameter in regmap_config drm: remove unneeded 'fast_io' parameter in regmap_config iio: remove unneeded 'fast_io' parameter in regmap_config Input: remove unneeded 'fast_io' parameter in regmap_config mailbox: remove unneeded 'fast_io' parameter in regmap_config media: remove unneeded 'fast_io' parameter in regmap_config mfd: remove unneeded 'fast_io' parameter in regmap_config mmc: remove unneeded 'fast_io' parameter in regmap_config peci: remove unneeded 'fast_io' parameter in regmap_config phy: remove unneeded 'fast_io' parameter in regmap_config pinctrl: remove unneeded 'fast_io' parameter in regmap_config pmdomain: remove unneeded 'fast_io' parameter in regmap_config regulator: remove unneeded 'fast_io' parameter in regmap_config reset: remove unneeded 'fast_io' parameter in regmap_config rtc: remove unneeded 'fast_io' parameter in regmap_config soc: remove unneeded 'fast_io' parameter in regmap_config spi: remove unneeded 'fast_io' parameter in regmap_config thermal: remove unneeded 'fast_io' parameter in regmap_config ASoC: remove unneeded 'fast_io' parameter in regmap_config drivers/bus/bt1-apb.c | 1 - drivers/clk/actions/owl-common.c | 1 - drivers/clk/clk-axm5516.c | 1 - drivers/clk/nxp/clk-lpc32xx.c | 1 - drivers/clk/qcom/a53-pll.c | 1 - drivers/clk/qcom/a7-pll.c | 1 - drivers/clk/qcom/apss-ipq-pll.c | 1 - drivers/clk/qcom/clk-cbf-8996.c | 1 - drivers/clk/qcom/clk-cpu-8996.c | 1 - drivers/clk/qcom/hfpll.c | 1 - drivers/clk/qcom/ipq-cmn-pll.c | 1 - drivers/clk/thead/clk-th1520-ap.c | 1 - drivers/gpio/gpio-mvebu.c | 1 - drivers/gpio/gpio-sifive.c | 1 - drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c | 1 - drivers/gpu/drm/imx/dc/dc-cf.c | 1 - drivers/gpu/drm/imx/dc/dc-de.c | 1 - drivers/gpu/drm/imx/dc/dc-ed.c | 2 -- drivers/gpu/drm/imx/dc/dc-fg.c | 1 - drivers/gpu/drm/imx/dc/dc-fl.c | 1 - drivers/gpu/drm/imx/dc/dc-fw.c | 2 -- drivers/gpu/drm/imx/dc/dc-ic.c | 1 - drivers/gpu/drm/imx/dc/dc-lb.c | 2 -- drivers/gpu/drm/imx/dc/dc-tc.c | 1 - drivers/gpu/drm/imx/ipuv3/imx-tve.c | 2 -- drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c | 1 - drivers/iio/adc/sun4i-gpadc-iio.c | 1 - drivers/input/touchscreen/fsl-imx25-tcq.c | 1 - drivers/mailbox/qcom-apcs-ipc-mailbox.c | 1 - drivers/media/cec/platform/stm32/stm32-cec.c | 1 - drivers/mfd/exynos-lpass.c | 1 - drivers/mfd/fsl-imx25-tsadc.c | 1 - drivers/mfd/stm32-lptimer.c | 1 - drivers/mfd/sun4i-gpadc.c | 1 - drivers/mmc/host/sdhci_am654.c | 1 - drivers/peci/controller/peci-npcm.c | 1 - drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 1 - drivers/phy/rockchip/phy-rockchip-usbdp.c | 1 - drivers/phy/ti/phy-am654-serdes.c | 1 - drivers/phy/ti/phy-j721e-wiz.c | 1 - drivers/pinctrl/pinctrl-rp1.c | 1 - drivers/pmdomain/imx/gpc.c | 1 - drivers/regulator/qcom-refgen-regulator.c | 1 - drivers/reset/reset-intel-gw.c | 1 - drivers/reset/reset-qcom-pdc.c | 1 - drivers/reset/reset-th1520.c | 1 - drivers/rtc/rtc-meson.c | 1 - drivers/soc/qcom/llcc-qcom.c | 1 - drivers/soc/qcom/ramp_controller.c | 1 - drivers/spi/spi-altera-platform.c | 1 - drivers/thermal/armada_thermal.c | 1 - drivers/thermal/sun8i_thermal.c | 1 - sound/soc/fsl/fsl_sai.c | 1 - 53 files changed, 57 deletions(-) -- 2.47.2