pci_msix_vec_count (9) Linux Manual Page
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.