Hi Dave and Sima, Please pull the following nova changes and other dependencies.
There's a minor conflict with the rust-timekeeping tree [1] with a resolution in [2]. [1] https://lore.kernel.org/all/20250624195142.1050e...@canb.auug.org.au/ [2] https://lore.kernel.org/all/20250626170538.67e26...@canb.auug.org.au/ The following changes since commit e04c78d86a9699d136910cfc0bdcf01087e3267e: Linux 6.16-rc2 (2025-06-15 13:49:41 -0700) are available in the Git repository at: https://gitlab.freedesktop.org/drm/nova.git tags/nova-next-v6.17-2025-07-18 for you to fetch changes up to 14ae91a81ec8fa0bc23170d4aa16dd2a20d54105: gpu: nova-core: fix bounds check in PmuLookupTableEntry::new (2025-07-17 14:10:58 +0900) ---------------------------------------------------------------- Nova changes for v6.17 DMA: - Merge topic/dma-features-2025-06-23 from alloc tree. - Clarify wording and be consistent in 'coherent' nomenclature. - Convert the read!() / write!() macros to return a Result. - Add as_slice() / write() methods in CoherentAllocation. - Fix doc-comment of dma_handle(). - Expose count() and size() in CoherentAllocation and add the corresponding type invariants. - Implement CoherentAllocation::dma_handle_with_offset(). nova-core: - Various register!() macro improvements. - Custom Sleep / Delay helpers (until the actual abstractions land). - Add DMA object abstraction. - VBIOS - Image parser / iterator. - PMU table look up in FWSEC. - FWSEC ucode extraction. - Register sysmem flush page. - Falcon - Generic falcon boot code and HAL (Ampere). - GSP / SEC2 specific code. - FWSEC-FRTS - Compute layout of FRTS region (FbLayout and HAL). - Load into GSP falcon and execute. - Add Documentation for VBIOS layout, Devinit process, Fwsec operation and layout, Falcon basics. - Update and annotate TODO list. - Add Alexandre Courbot as co-maintainer. Rust: - Make ETIMEDOUT error available. - Add size constants up to SZ_2G. ---------------------------------------------------------------- Abdiel Janulgue (3): rust: dma: clarify wording and be consistent in `coherent` nomenclature rust: dma: convert the read/write macros to return Result rust: dma: add as_slice/write functions for CoherentAllocation Alexandre Courbot (23): rust: dma: fix doc-comment of dma_handle() rust: dma: expose the count and size of CoherentAllocation rust: dma: add dma_handle_with_offset method to CoherentAllocation rust: make ETIMEDOUT error available rust: sizes: add constants up to SZ_2G gpu: nova-core: use absolute paths in register!() macro gpu: nova-core: add delimiter for helper rules in register!() macro gpu: nova-core: expose the offset of each register as a type constant gpu: nova-core: allow register aliases gpu: nova-core: increase BAR0 size to 16MB gpu: nova-core: add helper function to wait on condition gpu: nova-core: wait for GFW_BOOT completion gpu: nova-core: add DMA object struct gpu: nova-core: register sysmem flush page gpu: nova-core: add falcon register definitions and base code gpu: nova-core: firmware: add ucode descriptor used by FWSEC-FRTS gpu: nova-core: compute layout of the FRTS region gpu: nova-core: add types for patching firmware binaries gpu: nova-core: extract FWSEC from BIOS and patch it to run FWSEC-FRTS gpu: nova-core: load and run FWSEC-FRTS gpu: nova-core: update and annotate TODO list gpu: nova-core: replace `Duration` with `Delta` gpu: nova-core: convert `/*` comments to `//` Danilo Krummrich (4): Merge tag 'topic/dma-features-2025-06-23' of https://github.com/Rust-for-Linux/linux.git gpu: nova-core: impl From for u32 for enums used from register! gpu: nova-core: consider `clippy::cast_lossless` MAINTAINERS: Add Alexandre Courbot as co-maintainer to nova-core Joel Fernandes (10): gpu: nova-core: vbios: Add base support for VBIOS construction and iteration gpu: nova-core: vbios: Add support to look up PMU table in FWSEC gpu: nova-core: vbios: Add support for FWSEC ucode extraction gpu: nova-core: Add code comments related to devinit gpu: nova-core: Clarify sysmembar operations gpu: nova-core: Clarify falcon code Documentation: gpu: nova-core: Document vbios layout Documentation: gpu: nova-core: Document devinit process Documentation: gpu: nova-core: Document fwsec operation and layout Documentation: gpu: nova-core: Document basics of the Falcon Rhys Lloyd (1): gpu: nova-core: fix bounds check in PmuLookupTableEntry::new Documentation/gpu/nova/core/devinit.rst | 61 ++++++ Documentation/gpu/nova/core/falcon.rst | 158 +++++++++++++++ Documentation/gpu/nova/core/fwsec.rst | 181 +++++++++++++++++ Documentation/gpu/nova/core/todo.rst | 107 ++++++----- Documentation/gpu/nova/core/vbios.rst | 181 +++++++++++++++++ Documentation/gpu/nova/index.rst | 4 + MAINTAINERS | 1 + drivers/gpu/nova-core/dma.rs | 58 ++++++ drivers/gpu/nova-core/driver.rs | 6 +- drivers/gpu/nova-core/falcon.rs | 588 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ drivers/gpu/nova-core/falcon/gsp.rs | 24 +++ drivers/gpu/nova-core/falcon/hal.rs | 54 ++++++ drivers/gpu/nova-core/falcon/hal/ga102.rs | 119 ++++++++++++ drivers/gpu/nova-core/falcon/sec2.rs | 10 + drivers/gpu/nova-core/fb.rs | 147 ++++++++++++++ drivers/gpu/nova-core/fb/hal.rs | 39 ++++ drivers/gpu/nova-core/fb/hal/ga100.rs | 57 ++++++ drivers/gpu/nova-core/fb/hal/ga102.rs | 36 ++++ drivers/gpu/nova-core/fb/hal/tu102.rs | 58 ++++++ drivers/gpu/nova-core/firmware.rs | 108 +++++++++++ drivers/gpu/nova-core/firmware/fwsec.rs | 423 ++++++++++++++++++++++++++++++++++++++++ drivers/gpu/nova-core/gfw.rs | 71 +++++++ drivers/gpu/nova-core/gpu.rs | 127 +++++++++++- drivers/gpu/nova-core/nova_core.rs | 5 + drivers/gpu/nova-core/regs.rs | 303 ++++++++++++++++++++++++++++- drivers/gpu/nova-core/regs/macros.rs | 65 +++++-- drivers/gpu/nova-core/util.rs | 26 +++ drivers/gpu/nova-core/vbios.rs | 1166 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ rust/kernel/dma.rs | 199 +++++++++++++++---- rust/kernel/error.rs | 1 + rust/kernel/sizes.rs | 24 +++ samples/rust/rust_dma.rs | 28 +-- 32 files changed, 4320 insertions(+), 115 deletions(-) create mode 100644 Documentation/gpu/nova/core/devinit.rst create mode 100644 Documentation/gpu/nova/core/falcon.rst create mode 100644 Documentation/gpu/nova/core/fwsec.rst create mode 100644 Documentation/gpu/nova/core/vbios.rst create mode 100644 drivers/gpu/nova-core/dma.rs create mode 100644 drivers/gpu/nova-core/falcon.rs create mode 100644 drivers/gpu/nova-core/falcon/gsp.rs create mode 100644 drivers/gpu/nova-core/falcon/hal.rs create mode 100644 drivers/gpu/nova-core/falcon/hal/ga102.rs create mode 100644 drivers/gpu/nova-core/falcon/sec2.rs create mode 100644 drivers/gpu/nova-core/fb.rs create mode 100644 drivers/gpu/nova-core/fb/hal.rs create mode 100644 drivers/gpu/nova-core/fb/hal/ga100.rs create mode 100644 drivers/gpu/nova-core/fb/hal/ga102.rs create mode 100644 drivers/gpu/nova-core/fb/hal/tu102.rs create mode 100644 drivers/gpu/nova-core/firmware/fwsec.rs create mode 100644 drivers/gpu/nova-core/gfw.rs create mode 100644 drivers/gpu/nova-core/vbios.rs
