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gpu: nova-core: register auxiliary device for nova-drm
Register an auxiliary device for nova-drm. For now always use zero for the auxiliary device's ID; we don't use it yet anyways. However, once it lands, we should switch to XArray. Acked-by: Dave Airlie <airlied@redhat.com> Link: https://lore.kernel.org/r/20250424160452.8070-2-dakr@kernel.org Signed-off-by: Danilo Krummrich <dakr@kernel.org>
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3 changed files with 11 additions and 1 deletions
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@ -1,5 +1,6 @@
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config NOVA_CORE
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tristate "Nova Core GPU driver"
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depends on AUXILIARY_BUS
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depends on PCI
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depends on RUST
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depends on RUST_FW_LOADER_ABSTRACTIONS
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@ -1,6 +1,6 @@
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// SPDX-License-Identifier: GPL-2.0
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use kernel::{bindings, c_str, device::Core, pci, prelude::*};
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use kernel::{auxiliary, bindings, c_str, device::Core, pci, prelude::*};
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use crate::gpu::Gpu;
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@ -8,6 +8,7 @@ use crate::gpu::Gpu;
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pub(crate) struct NovaCore {
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#[pin]
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pub(crate) gpu: Gpu,
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_reg: auxiliary::Registration,
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}
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const BAR0_SIZE: usize = 8;
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@ -38,6 +39,12 @@ impl pci::Driver for NovaCore {
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let this = KBox::pin_init(
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try_pin_init!(Self {
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gpu <- Gpu::new(pdev, bar)?,
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_reg: auxiliary::Registration::new(
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pdev.as_ref(),
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c_str!("nova-drm"),
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0, // TODO: Once it lands, use XArray; for now we don't use the ID.
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crate::MODULE_NAME
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)?,
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}),
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GFP_KERNEL,
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)?;
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@ -8,6 +8,8 @@ mod gpu;
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mod regs;
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mod util;
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pub(crate) const MODULE_NAME: &kernel::str::CStr = <LocalModule as kernel::ModuleMetadata>::NAME;
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kernel::module_pci_driver! {
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type: driver::NovaCore,
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name: "NovaCore",
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