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PCI/MSI: Move pci_alloc_irq_vectors() to api.c

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To disentangle the maze in msi.c, all exported device-driver MSI APIs are
now to be grouped in one file, api.c.

Make pci_alloc_irq_vectors() a real function instead of wrapper and add
proper kernel doc to it.

Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20221111122014.870888193@linutronix.de
This commit is contained in:
Ahmed S. Darwish
2022-11-11 14:54:50 +01:00
committed by Thomas Gleixner
parent be7496c1ef
commit 5c0997dc33
2 changed files with 44 additions and 4 deletions
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15
include/linux/pci.h
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@@ -1553,6 +1553,8 @@ static inline int pci_enable_msix_exact(struct pci_dev *dev,
return rc;
return 0;
}
int pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
unsigned int max_vecs, unsigned int flags);
int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
unsigned int max_vecs, unsigned int flags,
struct irq_affinity *affd);
@@ -1586,6 +1588,13 @@ pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
return 1;
return -ENOSPC;
}
static inline int
pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
unsigned int max_vecs, unsigned int flags)
{
return pci_alloc_irq_vectors_affinity(dev, min_vecs, max_vecs,
flags, NULL);
}
static inline void pci_free_irq_vectors(struct pci_dev *dev)
{
@@ -1898,15 +1907,13 @@ pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs,
{
return -ENOSPC;
}
#endif /* CONFIG_PCI */
static inline int
pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs,
unsigned int max_vecs, unsigned int flags)
{
return pci_alloc_irq_vectors_affinity(dev, min_vecs, max_vecs, flags,
NULL);
return -ENOSPC;
}
#endif /* CONFIG_PCI */
/* Include architecture-dependent settings and functions */