diff options
Diffstat (limited to 'include/misc/cxl.h')
| -rw-r--r-- | include/misc/cxl.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/misc/cxl.h b/include/misc/cxl.h index fc07ed47c2d8..6c52cbcdfd79 100644 --- a/include/misc/cxl.h +++ b/include/misc/cxl.h @@ -178,6 +178,15 @@ int cxl_set_max_irqs_per_process(struct pci_dev *dev, int irqs); int cxl_get_max_irqs_per_process(struct pci_dev *dev); /* + * Use to simultaneously iterate over hardware interrupt numbers, contexts and + * afu interrupt numbers allocated for the device via pci_enable_msix_range and + * is a useful convenience function when working with hardware that has + * limitations on the number of interrupts per process. *ctx and *afu_irq + * should be NULL and 0 to start the iteration. + */ +int cxl_next_msi_hwirq(struct pci_dev *pdev, struct cxl_context **ctx, int *afu_irq); + +/* * These calls allow drivers to create their own file descriptors and make them * identical to the cxl file descriptor user API. An example use case: * |