From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout-p-103.mailbox.org (mout-p-103.mailbox.org [80.241.56.161]) (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 E55083A1CD; Sun, 4 Jan 2026 20:07:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.241.56.161 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767557275; cv=none; b=NaJEtgW/kgkVSlqnla9ROcDABm9kYGvW4qgt9Povigr5ACHMkS17g4V/z/B1sxxYjPk+2fz5lnPeUQyMSwfOubrBuftSwZE9O+b+L95DFvh2SJl7CygsnCIOymw09iQPT0lDKFiYNr2xWqajOtnLjMtJso984hsR+DRa9Q5vk+U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767557275; c=relaxed/simple; bh=VlMbfI5Cu0cZu7kotVz2jPQNpV7Mha8M6xVDsCVhsCc=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=iNVpO6vkTBXAfbFk1eqwnLpbATRtFOezGorm7okPHnLNOdLaf6Z4YzMK6NVHKv0dZzvQHNWJkKH/prxCo/y70hGL+6YImO/Sr51ObVyYTRWH+pWBjvGUrs3jF9yxKm9ZV/bOnLrU1dAPsgrMlUnaqRhIMfqlNxOwB+ntRvxB1Ks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mailbox.org; spf=pass smtp.mailfrom=mailbox.org; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b=x14QqdR9; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b=Az0cM8+H; arc=none smtp.client-ip=80.241.56.161 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mailbox.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mailbox.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b="x14QqdR9"; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b="Az0cM8+H" Received: from smtp2.mailbox.org (smtp2.mailbox.org [IPv6:2001:67c:2050:b231:465::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-103.mailbox.org (Postfix) with ESMTPS id 4dkpPz5Mm4z9sRx; Sun, 4 Jan 2026 21:07:51 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1767557271; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=DNwow4zGS5q5nEsWZgBUSojMm2OQeFgBtCWL1XzC0vw=; b=x14QqdR9pfKE2hTG30e+TnnJ9uau1B1BjmSXUpGsgqj9wGo5EvXh3MXoHZbhgViqIv5ORk Gl7n4OBE5a+D5FxlVKa2BMwr/CAFe5sdGr1utts596XPapmhvUwsED3s3OTcDJRi7g05NK 1A3pWGKrkVLlPuCzSvo3EXzCfv51mKoSAc8SXT7bdw+ZP3UG4wt4gmvh9wWfqHIjk/nay+ vN3keYlxWxKEgP2X94zw/K/WOPnLs17463NCl3aZyK7sGnhOwTlwpp93EoTkbM5mnaBwRv 1FbRRnM8seDhn9a5VAHXCj1MBr/xWtQ5STwKusmiw94GJYjBnnmVkBG+Y4j9Cg== Authentication-Results: outgoing_mbo_mout; dkim=pass header.d=mailbox.org header.s=mail20150812 header.b=Az0cM8+H; spf=pass (outgoing_mbo_mout: domain of mhi@mailbox.org designates 2001:67c:2050:b231:465::2 as permitted sender) smtp.mailfrom=mhi@mailbox.org From: Maurice Hieronymus DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1767557269; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=DNwow4zGS5q5nEsWZgBUSojMm2OQeFgBtCWL1XzC0vw=; b=Az0cM8+H5pkJByTJQ2wCN9Y1s5Y5YB8cUoHZhfkWg4fvdwHf713i5OQWsUxwfkBnK96v16 K7vruRWr3JIeigd+YKD5BZwuwENfbEcGw/E6lK+uRfqs+Xsjpv3w2Z0usjBvNzKFu/1hEw B9TRXeN+kS2S/IXGNvLsgNuuoArgyeurdV0bJtIfH399A9HIWaTzldvlTffuC0fIpGLfi1 efKDae/7X8FLov28M213cI4UxfH6F0kevZNHmk9AFaHDny6Vzl1jPlVVFmgOVpp6yJ6Y+X 0VsJkTj0aGAQ5Z8VXgpImkzwvpw2vSQaGdM9bqGhUFPW3bZjjx6bUgbrPHf3lQ== To: dakr@kernel.org Cc: aliceryhl@google.com, acourbot@nvidia.com, airlied@gmail.com, simona@ffwll.ch, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, ojeda@kernel.org, boqun.feng@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, tmgross@umich.edu, mhi@mailbox.org, rust-for-linux@vger.kernel.org Subject: [PATCH v2 0/2] rust: macros: Add derive Display for enums Date: Sun, 4 Jan 2026 21:07:30 +0100 Message-ID: <20260104200733.190494-1-mhi@mailbox.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-MBO-RS-META: xgh8nq3xjtogenp3g76r4aephjsgq4t5 X-MBO-RS-ID: 4904cf6874f2f5a9645 X-Rspamd-Queue-Id: 4dkpPz5Mm4z9sRx This patch series adds a derive macro for implementing kernel::fmt::Display on enums using the syn crate, and then applies it to the Chipset enum in the nova-core driver. Maurice Hieronymus (2): rust: macros: Add derive Display for enums gpu: nova-core: Use derive Display for Chipset enum drivers/gpu/nova-core/gpu.rs | 17 ++---------- rust/macros/display.rs | 52 ++++++++++++++++++++++++++++++++++++ rust/macros/lib.rs | 42 +++++++++++++++++++++++++++++ 3 files changed, 96 insertions(+), 15 deletions(-) create mode 100644 rust/macros/display.rs --- v1: https://lore.kernel.org/all/20260101184137.80445-1-mhi@mailbox.org/ Changes since v1: - Instead of using the name() method with lowercase strings, implement a proper derive macro using syn as suggested by the reviewer - The derive macro outputs the exact variant name as written (case-preserved) - Supports all enum variant types: unit, tuple, and struct variants base-commit: f8f9c1f4d0c7a64600e2ca312dec824a0bc2f1da -- 2.51.2