When trying to enable multiple MSI vectors, check the flag first whether

or not it's supported.  This allows qwx(4) to properly handle missing
support for that and switch back to a single MSI vector.

ok kettenis@

diff --git a/sys/arch/arm64/dev/pci_machdep.c b/sys/arch/arm64/dev/pci_machdep.c
index 86b8edd..fbfb07e 100644 (file)
--- a/sys/arch/arm64/dev/pci_machdep.c
+++ b/sys/arch/arm64/dev/pci_machdep.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: pci_machdep.c,v 1.6 2024/02/03 10:37:25 kettenis Exp $        */
+/*     $OpenBSD: pci_machdep.c,v 1.7 2024/07/05 22:53:57 patrick Exp $ */
 
 /*
  * Copyright (c) 2019 Mark Kettenis <kettenis@openbsd.org>
@@ -32,7 +32,7 @@ pci_intr_enable_msivec(struct pci_attach_args *pa, int num_vec)
        pcireg_t reg;
        int mmc, mme, off;
 
-       if ((pa->pa_flags & PCI_FLAGS_MSI_ENABLED) == 0 ||
+       if ((pa->pa_flags & PCI_FLAGS_MSIVEC_ENABLED) == 0 ||
            pci_get_capability(pc, tag, PCI_CAP_MSI, &off, &reg) == 0)
                return 1;