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A single fix for the PCI/MSI infrastructure: 

The addition of the new alloc/free interfaces in this cycle forgot to
  add stub functions for pci_msix_alloc_irq_at() and pci_msix_free_irq()
  for the CONFIG_PCI_MSI=n case
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Merge tag 'irq-urgent-2023-02-19' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull irq fix from Thomas Gleixner:
 "A single build fix for the PCI/MSI infrastructure.

  The addition of the new alloc/free interfaces in this cycle forgot to
  add stub functions for pci_msix_alloc_irq_at() and pci_msix_free_irq()
  for the CONFIG_PCI_MSI=n case"

* tag 'irq-urgent-2023-02-19' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  PCI/MSI: Provide missing stubs for CONFIG_PCI_MSI=n
This commit is contained in:
Linus Torvalds 2023-02-18 17:38:18 -08:00
parent 5e725d112e 2b129f0b24
commit a33d946cbb
1 changed files with 12 additions and 0 deletions
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12
include/linux/pci.h
View File

@ -1621,6 +1621,18 @@ pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
flags, NULL);
}
static inline struct msi_map pci_msix_alloc_irq_at(struct pci_dev *dev, unsigned int index,
const struct irq_affinity_desc *affdesc)
{
struct msi_map map = { .index = -ENOSYS, };
return map;
}
static inline void pci_msix_free_irq(struct pci_dev *pdev, struct msi_map map)
{
}
static inline void pci_free_irq_vectors(struct pci_dev *dev)
{
}