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linux/drivers/gpu/nova-core/gfw.rs

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gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: Add code comments related to devinit Add several code comments to reduce acronym soup and explain how devinit magic and bootflow works before driver loads. These are essential for debug and development of the nova driver. [acourbot@nvidia.com: reformat and reword a couple of sentences] Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250708-nova-docs-v4-1-9d188772c4c7@nvidia.com Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-07-08 15:49:41 +09:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: Add code comments related to devinit Add several code comments to reduce acronym soup and explain how devinit magic and bootflow works before driver loads. These are essential for debug and development of the nova driver. [acourbot@nvidia.com: reformat and reword a couple of sentences] Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250708-nova-docs-v4-1-9d188772c4c7@nvidia.com Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-07-08 15:49:41 +09:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: apply the one "use" item per line policy As per [1], we need one "use" item per line, in order to reduce merge conflicts. Furthermore, we need a trailing ", //" in order to tell rustfmt(1) to leave it alone. This does that for the entire nova-core driver. [1] https://docs.kernel.org/rust/coding-guidelines.html#imports Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: John Hubbard <jhubbard@nvidia.com> [acourbot@nvidia.com: remove imports already in prelude as pointed out by Danilo.] [acourbot@nvidia.com: remove a few unneeded trailing `//`.] Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251107021006.434109-1-jhubbard@nvidia.com>
2025-11-06 18:10:06 -08:00
gpu: nova-core: convert GC6 registers to kernel register macro Convert all GC6 registers to use the kernel's register macro and update the code accordingly. Reviewed-by: Eliot Courtney <ecourtney@nvidia.com> Reviewed-by: Gary Guo <gary@garyguo.net> Acked-by: Danilo Krummrich <dakr@kernel.org> Link: https://patch.msgid.link/20260325-b4-nova-register-v4-5-bdf172f0f6ca@nvidia.com Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
2026-03-25 11:46:18 +09:00
gpu: nova-core: apply the one "use" item per line policy As per [1], we need one "use" item per line, in order to reduce merge conflicts. Furthermore, we need a trailing ", //" in order to tell rustfmt(1) to leave it alone. This does that for the entire nova-core driver. [1] https://docs.kernel.org/rust/coding-guidelines.html#imports Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: John Hubbard <jhubbard@nvidia.com> [acourbot@nvidia.com: remove imports already in prelude as pointed out by Danilo.] [acourbot@nvidia.com: remove a few unneeded trailing `//`.] Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251107021006.434109-1-jhubbard@nvidia.com>
2025-11-06 18:10:06 -08:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: apply the one "use" item per line policy As per [1], we need one "use" item per line, in order to reduce merge conflicts. Furthermore, we need a trailing ", //" in order to tell rustfmt(1) to leave it alone. This does that for the entire nova-core driver. [1] https://docs.kernel.org/rust/coding-guidelines.html#imports Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: John Hubbard <jhubbard@nvidia.com> [acourbot@nvidia.com: remove imports already in prelude as pointed out by Danilo.] [acourbot@nvidia.com: remove a few unneeded trailing `//`.] Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251107021006.434109-1-jhubbard@nvidia.com>
2025-11-06 18:10:06 -08:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: Add code comments related to devinit Add several code comments to reduce acronym soup and explain how devinit magic and bootflow works before driver loads. These are essential for debug and development of the nova driver. [acourbot@nvidia.com: reformat and reword a couple of sentences] Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250708-nova-docs-v4-1-9d188772c4c7@nvidia.com Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-07-08 15:49:41 +09:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: Add code comments related to devinit Add several code comments to reduce acronym soup and explain how devinit magic and bootflow works before driver loads. These are essential for debug and development of the nova driver. [acourbot@nvidia.com: reformat and reword a couple of sentences] Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250708-nova-docs-v4-1-9d188772c4c7@nvidia.com Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-07-08 15:49:41 +09:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00
gpu: nova-core: replace wait_on with kernel equivalents wait_on was a temporary helper function waiting for a kernel crate equivalent. Now that read_poll_timeout and fsleep are available, use them and remove wait_on. Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251020-nova_wait_on-v1-1-2eb87fb38d14@nvidia.com>
2025-10-20 15:09:25 +09:00
gpu: nova-core: convert GC6 registers to kernel register macro Convert all GC6 registers to use the kernel's register macro and update the code accordingly. Reviewed-by: Eliot Courtney <ecourtney@nvidia.com> Reviewed-by: Gary Guo <gary@garyguo.net> Acked-by: Danilo Krummrich <dakr@kernel.org> Link: https://patch.msgid.link/20260325-b4-nova-register-v4-5-bdf172f0f6ca@nvidia.com Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
2026-03-25 11:46:18 +09:00
gpu: nova-core: replace wait_on with kernel equivalents wait_on was a temporary helper function waiting for a kernel crate equivalent. Now that read_poll_timeout and fsleep are available, use them and remove wait_on. Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251020-nova_wait_on-v1-1-2eb87fb38d14@nvidia.com>
2025-10-20 15:09:25 +09:00
gpu: nova-core: convert GC6 registers to kernel register macro Convert all GC6 registers to use the kernel's register macro and update the code accordingly. Reviewed-by: Eliot Courtney <ecourtney@nvidia.com> Reviewed-by: Gary Guo <gary@garyguo.net> Acked-by: Danilo Krummrich <dakr@kernel.org> Link: https://patch.msgid.link/20260325-b4-nova-register-v4-5-bdf172f0f6ca@nvidia.com Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
2026-03-25 11:46:18 +09:00
gpu: nova-core: replace wait_on with kernel equivalents wait_on was a temporary helper function waiting for a kernel crate equivalent. Now that read_poll_timeout and fsleep are available, use them and remove wait_on. Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251020-nova_wait_on-v1-1-2eb87fb38d14@nvidia.com>
2025-10-20 15:09:25 +09:00
gpu: nova-core: wait for GFW_BOOT completion Upon reset, the GPU executes the GFW (GPU Firmware) in order to initialize its base parameters such as clocks. The driver must ensure that this step is completed before using the hardware. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Link: https://lore.kernel.org/r/20250619-nova-frts-v6-12-ecf41ef99252@nvidia.com [ Slightly adjust comments in wait_gfw_boot_completion(). - Danilo ] Signed-off-by: Danilo Krummrich <dakr@kernel.org>
2025-06-19 22:23:56 +09:00