From: Jakub Kicinski <redacted>
Date: Tue, 27 Oct 2015 18:15:58 +0000

+ * @msix_table:         Pointer to mapped MSI-X table

The PCI layer already has the MSI-X table mapped, and provides
common routines for masking and unmasking MSI-X interrupts.

Please use that instead of reimplementing those facilities.