diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vlib/linux/pci.c | 11 | ||||
| -rw-r--r-- | src/vlib/pci/pci.h | 2 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/vlib/linux/pci.c b/src/vlib/linux/pci.c index a010e64fa13..6078be2537e 100644 --- a/src/vlib/linux/pci.c +++ b/src/vlib/linux/pci.c @@ -912,6 +912,17 @@ vlib_pci_enable_msix_irq (vlib_main_t * vm, vlib_pci_dev_handle_t h, VFIO_IRQ_SET_ACTION_TRIGGER, fds); } +uword +vlib_pci_get_msix_file_index (vlib_main_t * vm, vlib_pci_dev_handle_t h, + u16 index) +{ + linux_pci_device_t *p = linux_pci_get_device (h); + linux_pci_irq_t *irq = vec_elt_at_index (p->msix_irqs, index); + if (irq->fd == -1) + return ~0; + return irq->clib_file_index; +} + clib_error_t * vlib_pci_disable_msix_irq (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 start, u16 count) diff --git a/src/vlib/pci/pci.h b/src/vlib/pci/pci.h index d3b43ba8d90..5aae597f825 100644 --- a/src/vlib/pci/pci.h +++ b/src/vlib/pci/pci.h @@ -316,6 +316,8 @@ clib_error_t *vlib_pci_disable_msix_irq (vlib_main_t * vm, u16 count); clib_error_t *vlib_pci_map_dma (vlib_main_t * vm, vlib_pci_dev_handle_t h, void *ptr); +uword vlib_pci_get_msix_file_index (vlib_main_t * vm, vlib_pci_dev_handle_t h, + u16 index); int vlib_pci_supports_virtual_addr_dma (vlib_main_t * vm, vlib_pci_dev_handle_t h); |