| PCI_MSIX_VEC_COUNT(9) | Hardware Interfaces | PCI_MSIX_VEC_COUNT(9) |
NAME¶
pci_msix_vec_count - return the number of device's MSI-X table entries
SYNOPSIS¶
int pci_msix_vec_count(struct pci_dev * dev);
ARGUMENTS¶
dev
pointer to the pci_dev data structure of MSI-X device
function This function returns the number of device's MSI-X table entries and
therefore the number of MSI-X vectors device is capable of sending. It returns
a negative errno if the device is not capable of sending MSI-X
interrupts.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |