From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout01.posteo.de (mout01.posteo.de [185.67.36.65]) (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 7BF573D333E for ; Fri, 13 Mar 2026 18:12:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.67.36.65 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773425560; cv=none; b=ml4L+6SU0T1mpMONVUfNTQt+/n3nNqZbaLtq9flvXnEA3h/M4+snyW/fic8SHQSgkKT2KIrLGrHyxzceZzE7lqPBZ03SuJkkz0KaR9NYg2hDROpVjfrbyE4vZoqr6MTIQYQRtPpQ4kUO6GF0oDbaOLBm+bKJb1EoiCcYEJT9zm4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773425560; c=relaxed/simple; bh=ECl35l4KVjDGQ1987vPeXlJAH328JZDbp6x8p1+V+Tw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=htcxzGezao2aMS0mtGSOg2vxes/L18sLqQIvLNIubo2TDdnfIVqs8CQj1bsaHTDdn3DKp652AlqcwIzyqr+Y2aeKGWTFKHMULgPVpEY468Of54OZvCKudCq9OmWw6v1hNkZ3OhGQE0uJV0U6qoInPnI0VqkW9uPLVBbpBndNT2Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.de; spf=pass smtp.mailfrom=posteo.de; dkim=pass (2048-bit key) header.d=posteo.de header.i=@posteo.de header.b=IkxR70q1; arc=none smtp.client-ip=185.67.36.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=posteo.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=posteo.de header.i=@posteo.de header.b="IkxR70q1" Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id B350F240031 for ; Fri, 13 Mar 2026 19:12:32 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=posteo.de; s=2017; t=1773425552; bh=75iCErYdyp9Wiyr3L13jLe2X/q5ye8h5xDYdqwVoNnc=; h=From:Date:Subject:MIME-Version:Content-Type: Content-Transfer-Encoding:Message-Id:To:Cc:Autocrypt:OpenPGP:From; b=IkxR70q1wruRrwHZz5QkW0MX5TXPSCZj7I3pdN39IPSN9AReS2Pslhqcm4NLdrvIj I/6AqwsSJWgvd2jPEs306b3pdHQs9WUf7HGOi8NDo0bqD9QskUouNYlexEo7gct/Jv /XfsKt21L0Pg/bGvAvirdbP/3kZqv7YDaWC69coJt/NMyc10B/Ab1ux89USxuzxk3R EXQgNKv57p/m7Kv71mGklUSvZ82pFVnvfb5Om8J+rlde8p+JlN9cG/zQsrvPL5uniT KQPO9O6+ByRvQMHY25lmceXf9QuM8vN06bgMV40krB85SS5tPugN7aFtVBcnTS9Ris qFTEmKUkgFT7w== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4fXXdT5dKYz6v0H; Fri, 13 Mar 2026 19:12:29 +0100 (CET) From: Markus Probst Date: Fri, 13 Mar 2026 18:12:31 +0000 Subject: [PATCH v3 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: <20260313-rust_serdev-v3-2-c9a3af214f7f@posteo.de> References: <20260313-rust_serdev-v3-0-c9a3af214f7f@posteo.de> In-Reply-To: <20260313-rust_serdev-v3-0-c9a3af214f7f@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-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/jnrUPSAcsmYgBptFOAXe2qwnF/1lGexDSrt5nHtAjHWrI2Vasw2 CwJeSl28z+JAk8EAAEIADkWIQSCdBjE9KxY53IwxHM0dh/4561D0gUCabRTgBsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDIACgkQNHYf+OetQ9J/kg//YeyFMrNHyQ5X8znae+NR9YBo/g/0H+k 6OOMwP5U9EhSYiaO0fmMUTmvwaX1bqMgu59JnrqE66O/GcikoeZDB/F2akj4m8yRIvWv9UcBCaW p5P/yySUoDOGZUUnR/mVxa0ALpNAWHJx306+RbRmyfCWH/nx7aSQN5/iJi3jdGsH7mSvJv6maA9 jcf5lABJ4VCk85faveIJ2sw4D+JVTq1DLWhScIHKz3gu2VEU//mcoxgnZXLgHV4VYDn0N2DsmB4 QPgCUFWDsvvJda96hkGpKKAdzmXiyDeEymj7TS1MfCscuzjL6c9yyvMMkyMwoAubX5rsjdjUO6O UuUSozMI+rTtMyYPGpL0HvNr2z1LurRTBK8bKzG6f/qeZvfnYsFBPLJ6EFnVVHcwaYblXcN2fw8 lgN9Kum0azUEKKG6I6S8WsdVMALzfu3SI6g0LVZwonh+wwZTX6RJcSsQslJFRxWTFJ9w9tzkwOa GcE7ABJBd2xMlBT8U2X5ax0ALj81mCC/fqiw7TAZCaZUrQeNeis4CoBtfs1YpHYsvyd+CW/WgYl RxSmBCTTDFzGgjFYmLjc35KokuFQ5GDOFQGVWnPkraEK0lPmjw8D3ozyxD4oU+EbZNcWHzkp/3Y ykzKD/0m/evY/4Xq12OmzbnZemTyPTOmxOmYkukxcoljEmL1RIqM= X-Developer-Key: i=markus.probst@posteo.de; a=openpgp; fpr=827418C4F4AC58E77230C47334761FF8E7AD43D2 Autocrypt: addr=markus.probst@posteo.de; prefer-encrypt=mutual; keydata=xsFNBGiDvXgBEADAXUceKafpl46S35UmDh2wRvvx+UfZbcTjeQOlSwKP7YVJ4JOZrVs93qReNLkO WguIqPBxR9blQ4nyYrqSCV+MMw/3ifyXIm6Pw2YRUDg+WTEOjTixRCoWDgUj1nOsvJ9tVAm76Ww+ /pAnepVRafMID0rqEfD9oGv1YrfpeFJhyE2zUw3SyyNLIKWD6QeLRhKQRbSnsXhGLFBXCqt9k5JA RhgQof9zvztcCVlT5KVvuyfC4H+HzeGmu9201BVyihJwKdcKPq+n/aY5FUVxNTgtI9f8wIbmfAja oT1pjXSp+dszakA98fhONM98pOq723o/1ZGMZukyXFfsDGtA3BB79HoopHKujLGWAGskzClwTjRQ xBqxh/U/lL1pc+0xPWikTNCmtziCOvv0KA0arDOMQlyFvImzX6oGVgE4ksKQYbMZ3Ikw6L1Rv1J+ FvN0aNwOKgL2ztBRYscUGcQvA0Zo1fGCAn/BLEJvQYShWKeKqjyncVGoXFsz2AcuFKe1pwETSsN6 OZncjy32e4ktgs07cWBfx0v62b8md36jau+B6RVnnodaA8++oXl3FRwiEW8XfXWIjy4umIv93tb8 8ekYsfOfWkTSewZYXGoqe4RtK80ulMHb/dh2FZQIFyRdN4HOmB4FYO5sEYFr9YjHLmDkrUgNodJC XCeMe4BO4iaxUQARAQABzRdtYXJrdXMucHJvYnN0QHBvc3Rlby5kZcLBkQQTAQgAOxYhBIJ0GMT0 rFjncjDEczR2H/jnrUPSBQJog714AhsDBQsJCAcCAiICBhUKCQgLAgQWAgMBAh4HAheAAAoJEDR2 H/jnrUPSgdkQAISaTk2D345ehXEkn5z2yUEjaVjHIE7ziqRaOgn/QanCgeTUinIv6L6QXUFvvIfH 1OLPwQ1hfvEg9NnNLyFezWSy6jvoVBTIPqicD/r3FkithnQ1IDkdSjrarPMxJkvuh3l7XZHo49GV HQ8i5zh5w4YISrcEtE99lJisvni2Jqx7we5tey9voQFDyM8jxlSWv3pmoUTCtBkX/eKHJXosgsuS B4TGDCVPOjla/emI5c9MhMG7O4WEEmoSdPbmraPw66YZD6uLyhV4DPHbiDWRzXWnClHSyjB9rky9 lausFxogvu4l9H+KDsXIadNDWdLdu1/enS/wDd9zh5S78rY2jeXaG4mnf4seEKamZ7KQ6FIHrcyP ezdDzssPQcTQcGRMQzCn6wP3tlGk7rsfmyHMlFqdRoNNv+ZER/OkmZFPW655zRfbMi0vtrqK2Awm 9ggobb1oktfd9PPNXMUY+DNVlgR2G7jLnenSoQausLUm0pHoNE8TWFv851Y6SOYnvn488sP1Tki5 F3rKwclawQFHUXTCQw+QSh9ay8xgnNZfH+u9NY7w3gPoeKBOAFcBc2BtzcgekeWS8qgEmm2/oNFV G0ivPQbRx8FjRKbuF7g3YhgNZZ0ac8FneuUtJ2PkSIFTZhaAiC0utvxk0ndmWFiW4acEkMZGrLaM L2zWNjrqwsD2zsFNBGiDvXgBEADCXQy1n7wjRxG12DOVADawjghKcG+5LtEf31WftHKLFbp/HArj BhkT6mj+CCI1ClqY+FYU5CK/s0ScMfLxRGLZ0Ktzawb78vOgBVFT3yB1yWBTewsAXdqNqRooaUNo 8cG/NNJLjhccH/7PO/FWX5qftOVUJ/AIsAhKQJ18Tc8Ik73v427EDxuKb9mTAnYQFA3Ev3hAiVbO 6Rv39amVOfJ8sqwiSUGidj2Fctg2aB5JbeMln0KCUbTD1LhEFepeKypfofAXQbGwaCjAhmkWy/q3 IT1mUrPxOngbxdRoOx1tGUC0HCMUW1sFaJgQPMmDcR0JGPOpgsKnitsSnN7ShcCr1buel7vLnUMD +TAZ5opdoF6HjAvAnBQaijtK6minkrM0seNXnCg0KkV8xhMNa6zCs1rq4GgjNLJue2EmuyHooHA4 7JMoLVHcxVeuNTp6K2+XRx0Pk4e2Lj8IVy9yEYyrywEOC5XRW37KJjsiOAsumi1rkvM7QREWgUDe Xs0+RpxI3QrrANh71fLMRo7LKRF3Gvw13NVCCC9ea20P4PwhgWKStkwO2NO+YJsAoS1QycMi/vKu 0EHhknYXamaSV50oZzHKmX56vEeJHTcngrM8R1SwJCYopCx9gkz90bTVYlitJa5hloWTYeMD7FNj Y6jfVSzgM/K4gMgUNDW/PPGeMwARAQABwsF2BBgBCAAgFiEEgnQYxPSsWOdyMMRzNHYf+OetQ9IF AmiDvXgCGwwACgkQNHYf+OetQ9LHDBAAhk+ab8+WrbS/b1/gYW3q1KDiXU719nCtfkUVXKidW5Ec Idlr5HGt8ilLoxSWT2Zi368iHCXS0WenGgPwlv8ifvB7TOZiiTDZROZkXjEBmU4nYjJ7GymawpWv oQwjMsPuq6ysbzWtOZ7eILx7cI0FjQeJ/Q2baRJub0uAZNwBOxCkAS6lpk5Fntd2u8CWmDQo4SYp xeuQ+pwkp0yEP30RhN2BO2DXiBEGSZSYh+ioGbCHQPIV3iVj0h6lcCPOqopZqyeCfigeacBI0nvN jHWz/spzF3+4OS+3RJvoHtAQmProxyGib8iVsTxgZO3UUi4TSODeEt0i0kHSPY4sCciOyXfAyYoD DFqhRjOEwBBxhr+scU4C1T2AflozvDwq3VSONjrKJUkhd8+WsdXxMdPFgBQuiKKwUy11mz6KQfcR wmDehF3UaUoxa+YIhWPbKmycxuX/D8SvnqavzAeAL1OcRbEI/HsoroVlEFbBRNBZLJUlnTPs8ZcU 4+8rq5YX1GUrJL3jf6SAfSgO7UdkEET3PdcKFYtS+ruV1Cp5V0q4kCfI5jk25iiz8grM2wOzVSsc l1mEkhiEPH87HP0whhb544iioSnumd3HJKL7dzhRegsMizatupp8D65A2JziW0WKopa1iw9fti3A aBeNN4ijKZchBXHPgVx+YtWRHfcm4l8= OpenPGP: url=https://posteo.de/keys/markus.probst@posteo.de.asc; preference=encrypt 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