path: root/include/misc/cxl.h
diff options
Diffstat (limited to 'include/misc/cxl.h')
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:

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