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rust: pci: add __rust_helper to helpers

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This is needed to inline these helpers into Rust code.

Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20251202-define-rust-helper-v1-26-a2e13cbc17a6@google.com
[ Consider latest helper additions. - Danilo ]
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Alice Ryhl 2025-12-02 19:37:50 +00:00 • committed by Danilo Krummrich
parent c7ff956344
commit 593e0b2234
1 changed files with 13 additions and 10 deletions
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23
rust/helpers/pci.c
View file

@ -2,41 +2,44 @@
#include <linux/pci.h>
u16 rust_helper_pci_dev_id(struct pci_dev *dev)
__rust_helper u16 rust_helper_pci_dev_id(struct pci_dev *dev)
{
return PCI_DEVID(dev->bus->number, dev->devfn);
}
resource_size_t rust_helper_pci_resource_start(struct pci_dev *pdev, int bar)
__rust_helper resource_size_t
rust_helper_pci_resource_start(struct pci_dev *pdev, int bar)
{
return pci_resource_start(pdev, bar);
}
resource_size_t rust_helper_pci_resource_len(struct pci_dev *pdev, int bar)
__rust_helper resource_size_t rust_helper_pci_resource_len(struct pci_dev *pdev,
int bar)
{
return pci_resource_len(pdev, bar);
}
bool rust_helper_dev_is_pci(const struct device *dev)
__rust_helper bool rust_helper_dev_is_pci(const struct device *dev)
{
return dev_is_pci(dev);
}
#ifndef CONFIG_PCI_MSI
int rust_helper_pci_alloc_irq_vectors(struct pci_dev *dev,
unsigned int min_vecs,
unsigned int max_vecs,
unsigned int flags)
__rust_helper int rust_helper_pci_alloc_irq_vectors(struct pci_dev *dev,
unsigned int min_vecs,
unsigned int max_vecs,
unsigned int flags)
{
return pci_alloc_irq_vectors(dev, min_vecs, max_vecs, flags);
}
void rust_helper_pci_free_irq_vectors(struct pci_dev *dev)
__rust_helper void rust_helper_pci_free_irq_vectors(struct pci_dev *dev)
{
pci_free_irq_vectors(dev);
}
int rust_helper_pci_irq_vector(struct pci_dev *pdev, unsigned int nvec)
__rust_helper int rust_helper_pci_irq_vector(struct pci_dev *pdev,
unsigned int nvec)
{
return pci_irq_vector(pdev, nvec);
}