From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-op-o11.zoho.com (sender4-op-o11.zoho.com [136.143.188.11]) (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 6DF274499AB; Thu, 9 Jul 2026 21:37:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.11 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783633040; cv=pass; b=SMNb8Ttl0Ara7K1zA/zhxbAfcmI4fUPoS0Rn0uhg82+vimO9gWWWlPplHJtbOx5NdcvlYdH3WKpjV1DVZai4TXdK2EIim6M/Y/84t7t8c07GM65++mwX00EGK3viAXw3wrzltGSJsqpg3VhYnr1cPFMgjPLMOfI+8T1ges7+7r8= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783633040; c=relaxed/simple; bh=JwvqbVDfZNz8scchJ0qh8Ic2LQQr6faTmazCaZ4EsV0=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=OzWwEjTt1Ru0YWA9Fx73rr0cxKvpSX+ytSk+ffTQGHitmFoy30QeZLOipACGqF7LM5aPcAbbn1mBwFr43ubA0q/mwBn3e9lrmWlWqfGB6EUwqINlCcVnnjeaHpa7qjVrosBOh3MAzEf5/EwO0JLi3EZlvWW4SljGnsrPkAy3QjQ= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=deborah.brouwer@collabora.com header.b=ZjENd4vT; arc=pass smtp.client-ip=136.143.188.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=deborah.brouwer@collabora.com header.b="ZjENd4vT" ARC-Seal: i=1; a=rsa-sha256; t=1783633014; cv=none; d=zohomail.com; s=zohoarc; b=k1wASANCLjJB23NZUsyl0KmV+5Fzi3cEp3eqODvop7Q0FgG6fARu0nMPsNFm/ZJzjsOArBeUGHBDf+xzQY4pSffvP4gRXFxESRRujBhaFKaqRwxuS6fqYyx+Tmg1QgWcxgCxmhAwrqSDfa4xrxBqCT36P85K6d2Ft+7Ch1O5DEY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1783633014; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=sHvHouAGLn/9Y/0IurKnwHIZ9LyKJNVK4ACHo8Zhsxs=; b=MZbEeMdhwKImcu2b3/E1TKgEGCuOJRbmeqJcwnPxBF4IQvH5v+rcuM9WHX/nCbgH6jp4lwF9LwLg9BthKIZPXGADeJ5ND+duKc2qVRQ3iRD2HO8KOPSYmAuSRX27pTgIXkTTJA89Og/Fk+m+zXxF/YnNkdPxMZEcT4BtWXViOcM= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=deborah.brouwer@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1783633014; s=zohomail; d=collabora.com; i=deborah.brouwer@collabora.com; h=From:From:Subject:Subject:Date:Date:Message-Id:Message-Id:MIME-Version:Content-Type:Content-Transfer-Encoding:To:To:Cc:Cc:Reply-To; bh=sHvHouAGLn/9Y/0IurKnwHIZ9LyKJNVK4ACHo8Zhsxs=; b=ZjENd4vThEJysfxD/NkKvp1S9xhy0lFWu3A0jfX8dBHRybCWl9nblDlcRo45H4lx pAlifuP0uykmjPo7Jxl5tfeLWP/8DX1Fraoa/aybyUK/Sx9h3bfjXeopgyUbljZkTP5 ISN9+LTK+gmZRa+zwLGIViRcNxwCv9JQfLF4JNdI= Received: by mx.zohomail.com with SMTPS id 1783633013296925.4889652460865; Thu, 9 Jul 2026 14:36:53 -0700 (PDT) From: Deborah Brouwer Subject: [PATCH v6 0/7] drm/tyr: firmware loading and MCU boot support Date: Thu, 09 Jul 2026 14:36:40 -0700 Message-Id: <20260709-fw-boot-b4-v6-0-ca391e1a4108@collabora.com> 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 X-B4-Tracking: v=1; b=H4sIAAAAAAAC/12OzQrCMBAGX0VyNrKN+Wk8+R7iIUlTG6hdSUpUS t/dtApCYS/zwQw7keRj8ImcdhOJPocUcCgg9zviOjPcPA1NYcKASVBQ0/ZJLeJILactKAXSMCm cIkV4RN+G1xq7XAt3IY0Y32s7V8v6zXDGV/1Xynw5oEY0ugIBqtbN2WHfG4vRHBzeyVLL4l/YP JJF0ZXSzFhZ+6PQW32e5w/B46Hx6gAAAA== X-Change-ID: 20260708-fw-boot-b4-f07706a265c7 To: Daniel Almeida , Alice Ryhl , Danilo Krummrich , David Airlie , Simona Vetter , Benno Lossin , Gary Guo Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, Deborah Brouwer , boris.brezillon@collabora.com, samitolvanen@google.com, acourbot@nvidia.com, alvin.sun@linux.dev, laura.nao@collabora.com, work@onurozkan.dev, beata.michalska@arm.com, steven.price@arm.com, lyude@redhat.com X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=5274; i=deborah.brouwer@collabora.com; h=from:subject:message-id; bh=JwvqbVDfZNz8scchJ0qh8Ic2LQQr6faTmazCaZ4EsV0=; b=owGbwMvMwCVWuULzOU9c7WvG02pJDFkBIiW/OlYw5awvirG++0c+OStMeYKOToCLxeVFPf6sh /dsLtjUUcrCIMbFICumyHLW3qhHvOq9ke78/80wc1iZQIYwcHEKwETYrBn+Z0nqrTRdrnyk48aS r3u1TpadfsW6zG9Lt+CTCVlxz37v6GBkaK22XhN4fgn7gyr5vYXTozUk33jsTxPT4W5d+3HyLek SBgA= X-Developer-Key: i=deborah.brouwer@collabora.com; a=openpgp; fpr=CD3F328C177AEF322D9FFF8379A829E70C5E7DEB This series adds firmware loading and MCU boot support to the Tyr DRM driver. It includes: - A parser for the Mali CSF firmware binary format - A kernel-managed BO type (KernelBo) for internal driver allocations - GPU virtual memory (VM) integration using drm_gpuvm - An MMU module and a generic slot manager - Loading firmware, VM activation, and MCU boot at probe() It is based on drm-rust-next but also depends on: 1. [PATCH v5 00/19] rust: drm: Higher-Ranked Lifetime private data https://lore.kernel.org/rust-for-linux/20260628145406.2107056-1-dakr@kernel.org 2. [PATCH v3] rust: iommu: add device lifetime to IoPageTable https://lore.kernel.org/rust-for-linux/20260703-pgtable_lt_b4-v3-1-e738e1f513a4@collabora.com A branch with all dependencies is available here: https://gitlab.freedesktop.org/dbrouwer/linux/-/commits/fw-boot-b4 Signed-off-by: Deborah Brouwer --- Changes in v6: - Move gpu_info from drm::Driver::Data to RegistrationData and remove drm::Driver::Data entirely. - Remove the extra drm::Device ARef in TyrPlatformDriverData since drm::Registration already owns an ARef to the drm::Device. - Stop storing platform::Device ARef in firmware since it is unused. - Pass a generic kernel::Device instead of the platform::Device through firmware to Vm and pagetables since this is all that they need. - Link to v5: https://lore.kernel.org/r/20260708-fw-boot-b4-v5-0-7792ab68e359@collabora.com Changes in v5: - Reduce the scope of this series back to just MCU booting. - Drop the CSF global interface, job IRQ, wait, and arch timer patches since they will be sent as subsequent series. - Add lifetimes to resources and store them in TyrRegistrationData. - Link to v4: https://lore.kernel.org/r/20260424-b4-fw-boot-v4-v4-0-a5d91050789d@collabora.com Changes in v4: New commits: - drm/tyr: program CSF global interface - rust: time: add arch_timer_get_rate wrapper - drm/tyr: add CSF firmware interface support - drm/tyr: validate presence of CSF shared section - drm/tyr: wait for global interface readiness - drm/tyr: add Job IRQ handling - drm/tyr: add Wait type for GPU events The existing commits from v3 remain unchanged. - Link to v3: https://lore.kernel.org/r/20260413-b4-fw-boot-v3-v3-0-b422f3c03885@collabora.com Changes in v3: New commits: - drm/tyr: remove unused device from platform data - drm/tyr: use shmem GEM object type in TyrDrmDriver drm/tyr: select required dependencies in Kconfig - Rename commit since the dependencies are not limited to DRM. - Select new RUST_DRM_GEM_SHMEM_HELPER instead of DRM_GEM_SHMEM_HELPER. drm/tyr: set DMA mask using GPU physical address - Use register macro to read pa_bits instead of separate helper function. drm/tyr: add MMU module - Switch MMU code to typed register APIs (TRANSCFG, MEMATTR, STATUS, LOCKADDR, etc.). - Use MmuCommand enum for MMU commands instead of raw constants. - Minor cleanups and renaming (MAX_AS, AS_PRESENT handling). drm/tyr: add GPU virtual memory module - Extract VA/PA bits via typed MMU_FEATURES register. - Update the VM code to match the new GPUVM v6 and shmem GEM v10 APIs. drm/tyr: add a kernel buffer object - Reject zero-sized KernelBo allocations up front. drm/tyr: add firmware loading and MCU boot support - Use typed GPU control registers. - Pass iomem by Arc into Firmware::new() since we store it eventually. - Link to v2: https://lore.kernel.org/rust-for-linux/20260302232500.244489-1-deborah.brouwer@collabora.com/ Changes in v2: - The whole series is rebased on drm-rust-next including v7.0-rc1. - Each patch has its own changelog. Link to v1: https://lore.kernel.org/rust-for-linux/20260212013713.304343-1-deborah.brouwer@collabora.com/ --- Boris Brezillon (3): drm/tyr: add a generic slot manager drm/tyr: add Memory Management Unit (MMU) support drm/tyr: add GPU virtual memory (VM) support Daniel Almeida (1): drm/tyr: add parser for firmware binary Deborah Brouwer (3): drm/tyr: add resources to RegistrationData drm/tyr: add a kernel buffer object drm/tyr: add Microcontroller Unit (MCU) booting drivers/gpu/drm/tyr/Kconfig | 5 + drivers/gpu/drm/tyr/driver.rs | 64 ++- drivers/gpu/drm/tyr/file.rs | 11 +- drivers/gpu/drm/tyr/fw.rs | 263 ++++++++++ drivers/gpu/drm/tyr/fw/parser.rs | 521 ++++++++++++++++++++ drivers/gpu/drm/tyr/gem.rs | 122 ++++- drivers/gpu/drm/tyr/mmu.rs | 102 ++++ drivers/gpu/drm/tyr/mmu/address_space.rs | 484 +++++++++++++++++++ drivers/gpu/drm/tyr/regs.rs | 121 +++++ drivers/gpu/drm/tyr/slot.rs | 384 +++++++++++++++ drivers/gpu/drm/tyr/tyr.rs | 4 + drivers/gpu/drm/tyr/vm.rs | 806 +++++++++++++++++++++++++++++++ 12 files changed, 2856 insertions(+), 31 deletions(-) --- base-commit: 3dc952c70e44991277f531ff6a2b8c14bcc52112 change-id: 20260708-fw-boot-b4-f07706a265c7 Best regards, -- Deborah Brouwer