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 DB56C7083C; Thu, 9 Jul 2026 00:47:58 +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=1783558080; cv=pass; b=flJ00uZviwn8IkOfUSS4rYktEMrfra/HSK9OelNqtU3efB/RvWyTVLh9BQNydCEKzCEGEgmaYQdxRbx6cYx8bt/X0USlqp6nj0w5eCqdw0RT1wjn7jiz/TnwjaIsVq426BytSLCBYu9Ml23/GppYOAG4K9wQJdtLyppNjs1BFs0= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783558080; c=relaxed/simple; bh=Aqq/nVdS1+z65UwFi5aBwT7YEt1OXhuTGxItG4KcO/c=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=LGDmKn0q0lzq2lJUuHvNNVYOyvPrbeDjr8TcVRQIo9aN0YZfNiwhNoK2djjEDjxJ7vMIiwtp5AregqWNhCau/ZvT/p4/dJFI410HIjnHbCI0/OsP/d9mjLv/MMdDb5cSyZl3DUC5Tx7ETC8mHnw62+bNOIuYdupQPNfT0is9WSY= 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=CqenvVqU; 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="CqenvVqU" ARC-Seal: i=1; a=rsa-sha256; t=1783558049; cv=none; d=zohomail.com; s=zohoarc; b=XAeRz8RgN2BSFEW+fMDdPJlz3hu5NTJhAd6Y1LTWflxWUlS+D3f/pFg3xwDrjUs2YE3KgvkP6b0vfNTZMcAI5rQcl1H8J3eNfVkWmFIUApSMT+gZKKwm74gLDpJWuoA1Jxa7qaofFf17MFwtB2WSozajZj7Ap5o8GY04EYw2Pkk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1783558049; 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=ykSv/MCDw0AUCDHIQSLalIer3TYZIzn/9drxaUvJIfI=; b=b9NbIVgPHS6/5IaF0Xrn3zqDryEX8AYAyvUgqdtiHsBVoUQ0dq4yrxvgR9MMK9xmZElsu6InTp5NGwSgslhlsLDA+Qfwi6ebMYXgPybcWyhlcttKgiy0X/muxN1woHl/lm8pObvBqGVa7eFk4I8JeLwA54oMADCq17tex0tYHko= 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=1783558049; 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=ykSv/MCDw0AUCDHIQSLalIer3TYZIzn/9drxaUvJIfI=; b=CqenvVqUBs59LVj8M8uFVF6NoZdNJOIO4MoXTuO/NKTRD9GrZ+SLNAGlJTjwqTmu jnBCX/PAvO6hQ+lK41xCzSHiP6/jOj3x9PpIHy/w/geao7WThgPujUMskuZeV25HpuH 1PrgN9CeeHG/i5VScApJd5WL6NpczVyRAHZrCcew= Received: by mx.zohomail.com with SMTPS id 1783558048282301.9802146137505; Wed, 8 Jul 2026 17:47:28 -0700 (PDT) From: Deborah Brouwer Subject: [PATCH v5 0/7] drm/tyr: firmware loading and MCU boot support Date: Wed, 08 Jul 2026 17:47:06 -0700 Message-Id: <20260708-fw-boot-b4-v5-0-7792ab68e359@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/y2MwQ6DIBAFf8XsuTQrAdGe+h+NB0SsJNZtwNA2h n8v0ibvMi+Z2SFY72yAS7WDt9EFR2sGearAzHq9W+bGzMCRN6iwZdOLDUQbGwSbUClsNG+kUZC Fp7eTe5fYrc88u7CR/5R2rI/3lxFcFP1fiuIYMi3HrkaJqu3Gq6Fl0QN5fTb0gD6l9AW/W8MFq wAAAA== 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, work@onurozkan.dev, samitolvanen@google.com, steven.price@arm.com, laura.nao@collabora.com, alvin.sun@linux.dev, beata.michalska@arm.com, acourbot@nvidia.com, lyude@redhat.com X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=4720; i=deborah.brouwer@collabora.com; h=from:subject:message-id; bh=Aqq/nVdS1+z65UwFi5aBwT7YEt1OXhuTGxItG4KcO/c=; b=owGbwMvMwCVWuULzOU9c7WvG02pJDFl+7+f/rYq7bpEV/+AMy+yW2Su5WBX80iL7Jt6NUz/tv KQ2Y5pnRykLgxgXg6yYIstZe6Me8ar3Rrrz/zfDzGFlAhnCwMUpABOJLWP475Bq/+zfBcVpaiLC K5LrSy17o9ocle9W3nR9F38nWyhkFcM/y16JOdabOT8djAy9WaPIc3V5qcz3DVxMihtPVnb9Dvd hAQA= 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 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 | 5 +- drivers/gpu/drm/tyr/fw.rs | 266 ++++++++++ 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 | 482 ++++++++++++++++++ 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 | 810 +++++++++++++++++++++++++++++++ 12 files changed, 2864 insertions(+), 22 deletions(-) --- base-commit: 3dc952c70e44991277f531ff6a2b8c14bcc52112 change-id: 20260708-fw-boot-b4-f07706a265c7 Best regards, -- Deborah Brouwer