From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 44169391E73; Sat, 11 Apr 2026 15:10:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775920249; cv=none; b=YY6RNG+MoXevD38ODOOaQsneK9ECMo09r7EiTol++sSm1bs6jpTs1Mx5aVmXnEP5LECUpmxKz+wm1FVQLoB2Xk3PXt8o9P+QRa6YPhjxDSBB7ZTjpeT7P1EL/WcxBIJnVze3XoYLvFJJzilY3r5HYMSSeVgYs9ErkCc+tF13p3o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775920249; c=relaxed/simple; bh=uSIsF7cpS82JnUoFXcvDfUEMG73KIwGnxGRJ1Ir5e58=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=dIyjcNe6Zx4TLabRpum8qcS6rqzuQMeuFduwoXYZZiSaj+BcDrIcACk2X/5WuPA05hPcfKENhsCatYDGjbA69TWxQONbwdB0NyCbCAevKrhVfJYt5m4oQB1jv2q10SVBRwjvXSHwWlTFwZ2H3u9pm+CEw0T8DlYsTZRZP30vdeg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=d9yUqXs/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="d9yUqXs/" Received: by smtp.kernel.org (Postfix) with ESMTPS id AFC05C2BCB3; Sat, 11 Apr 2026 15:10:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775920248; bh=uSIsF7cpS82JnUoFXcvDfUEMG73KIwGnxGRJ1Ir5e58=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=d9yUqXs/pMB3muNpiJJBOPukSSphWAqpWlFyxOA+jwOPRZ8JmslxtRWh9xZOAlhM5 rg9upIJSvafQLvKI1MvYvclDVu7FhPejfHjcshDUs9+QV08+xFZpXes3ovaZkk9AnZ DY4jxkszvMa0aUwNYx6n5DQ723/vAN5RL99SHB2SQOC9t9Iwsi8GfFkkPKQydeAFd5 lhTSKXYL+IMam1ym36PbfrpkVHlbSvUZ+zrWEIgF2g/k0DZ12mka12qd0TkL9YhXBF Y/aymVG/GsdtB+TwHFt/2lqsi1sZ0zgE+hOZYJFKNXeMjr9INocA8nRMFY9xP2CciY MNL/pBWAFr1HA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9F050F3ED57; Sat, 11 Apr 2026 15:10:47 +0000 (UTC) From: Markus Probst via B4 Relay Date: Sat, 11 Apr 2026 17:10:36 +0200 Subject: [PATCH v4 2/4] serdev: add rust private data to serdev_device Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260411-rust_serdev-v4-2-845e960c6627@posteo.de> References: <20260411-rust_serdev-v4-0-845e960c6627@posteo.de> In-Reply-To: <20260411-rust_serdev-v4-0-845e960c6627@posteo.de> To: Rob Herring , Greg Kroah-Hartman , Jiri Slaby , Miguel Ojeda , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Kari Argillander , "Rafael J. Wysocki" , Viresh Kumar , Boqun Feng , David Airlie , Simona Vetter , Boqun Feng Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-pm@vger.kernel.org, driver-core@lists.linux.dev, dri-devel@lists.freedesktop.org, Markus Probst X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1717; i=markus.probst@posteo.de; h=from:subject:message-id; bh=ECl35l4KVjDGQ1987vPeXlJAH328JZDbp6x8p1+V+Tw=; b=owEBiQJ2/ZANAwAIATR2H/jnrUPSAcsmYgBp2mR1/rC3QYG4lv8x7+e0BHsEaO6Kzftuyrn4x i7TZYRqvjOJAk8EAAEIADkWIQSCdBjE9KxY53IwxHM0dh/4561D0gUCadpkdRsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMiwyLDIACgkQNHYf+OetQ9KcAg/9EvXGx8GdJdStcMtxvrNEM5CZHOVl3Lc NstwET4wP7IwuaA+tFIH3/sr9iA4nbjloefAA7PWihsomU9kmYOK5mz+WvIZugAjYt/85U/A7oy JqaVjNd/atsJTbMEK5yGQazTzSkBf4y3khdcSodR/HbLOa4T9rcDHez4xwViN6fNuStr+lxiCAK By/90NqzIuioqG9IcAjDdT5K9FQh+gm29QJErC3yJCvOiP0s2c5dnrRkz5iXfjQX11BiRz+I+q8 PHWUHOTRMRYxnaPRYp4+KRKu6u39l/OBO7KyvtMOkXIV626+6Zck4rgJ6SVNwNOUYIIgatgPJ0F QMFElDMw8YKkV4Z7u7yTJoLyQsC2CtDW+8EjjzoAWUT9kV6CVaYIhXLOEDHxp3+da8depLa3YHL 7koqy2eZforhueezp0fjEijmTft53BVzAdupQ+loZGyfM1sNwnuEuu0ce9ljpZPmT+AzkxlCQRn RFg15B3sOTaN14kTbOJyqFoAkKlGyloJ/2l4te7VeicuzLVoOw3bpXanGN3LL3eXBF3IVn10fpK 7ZSQFGDv/L+JZSN8CrzUGCIbOjh7KdQSXG/tPLE47NjUhfkVskOScyvZIUvUm9g+B5XZwMS2U45 eZBXC6NOVornad+0dwaHvgAph5a4E7xspX4Ez/jbomhXPDfmw3tU= X-Developer-Key: i=markus.probst@posteo.de; a=openpgp; fpr=827418C4F4AC58E77230C47334761FF8E7AD43D2 X-Endpoint-Received: by B4 Relay for markus.probst@posteo.de/default with auth_id=680 X-Original-From: Markus Probst Reply-To: markus.probst@posteo.de From: Markus Probst Add rust private data to `struct serdev_device`, as it is required by the rust abstraction added in the following commit (rust: add basic serial device bus abstractions). Signed-off-by: Markus Probst --- include/linux/serdev.h | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/include/linux/serdev.h b/include/linux/serdev.h index 5654c58eb73c..c74c345d60ae 100644 --- a/include/linux/serdev.h +++ b/include/linux/serdev.h @@ -33,12 +33,14 @@ struct serdev_device_ops { /** * struct serdev_device - Basic representation of an serdev device - * @dev: Driver model representation of the device. - * @nr: Device number on serdev bus. - * @ctrl: serdev controller managing this device. - * @ops: Device operations. - * @write_comp Completion used by serdev_device_write() internally - * @write_lock Lock to serialize access when writing data + * @dev: Driver model representation of the device. + * @nr: Device number on serdev bus. + * @ctrl: serdev controller managing this device. + * @ops: Device operations. + * @write_comp: Completion used by serdev_device_write() internally + * @write_lock: Lock to serialize access when writing data + * @rust_private_data: Private data for the rust abstraction. This should + * not be used by the C drivers. */ struct serdev_device { struct device dev; @@ -47,6 +49,7 @@ struct serdev_device { const struct serdev_device_ops *ops; struct completion write_comp; struct mutex write_lock; + void *rust_private_data; }; static inline struct serdev_device *to_serdev_device(struct device *d) -- 2.52.0