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It builds on top of the "drm: Higher-Ranked Lifetime private data" series[1] to correctly manage lifetimes of registration data shared between DRM, auxbus and nova-core. Properties are exported via a new AuxData type which implements methods to read data from the GPU. This has been implemented in a separate module to make the public API implementations obvious and to keep them in one place. [1] - https://lore.kernel.org/rust-for-linux/20260628145406.2107056-1-dakr@kernel.org/ Cc: Danilo Krummrich Cc: Alice Ryhl Cc: David Airlie Cc: Alexandre Courbot Cc: Benno Lossin Cc: Gary Guo Cc: Eliot Courtney Cc: John Hubbard Cc: linux-kernel@vger.kernel.org Cc: nova-gpu@lists.linux.dev Cc: dri-devel@lists.freedesktop.org Cc: rust-for-linux@vger.kernel.org Alistair Popple (3): gpu: nova-core: Add auxiliary bus registration data to nova-core drm: nova: Add GETPARAM parameter to read the GPU chipset drm: nova: Add a GETPARAM parameter to read usable VRAM size drivers/gpu/drm/nova/file.rs | 6 ++++ drivers/gpu/nova-core/auxdata.rs | 25 +++++++++++++++ drivers/gpu/nova-core/driver.rs | 45 ++++++++++++++++++++------- drivers/gpu/nova-core/gpu.rs | 16 +++++----- drivers/gpu/nova-core/gsp/commands.rs | 8 +++++ drivers/gpu/nova-core/gsp/hal.rs | 2 +- drivers/gpu/nova-core/nova_core.rs | 1 + include/uapi/drm/nova_drm.h | 14 +++++++++ 8 files changed, 95 insertions(+), 22 deletions(-) create mode 100644 drivers/gpu/nova-core/auxdata.rs -- 2.54.0