diff options
| author | martin <martin@NetBSD.org> | 2021-01-15 17:46:40 +0000 |
|---|---|---|
| committer | martin <martin@NetBSD.org> | 2021-01-15 17:46:40 +0000 |
| commit | 73d54b79bea15a9fbf9d79a3df93350aa7821af5 (patch) | |
| tree | d0348b74e748cfdc092b1d0a10d1bde982c0f114 /share | |
| parent | 82701929fdd858ec257e6fbad47a72347b62b075 (diff) | |
Pull up following revision(s) (requested by knakahara in ticket #1185):
share/man/man9/pci_msi.9: revision 1.18
Fix PR kern/55920 . Add pci_msi_count() and pci_msix_count() description.
Diffstat (limited to 'share')
| -rw-r--r-- | share/man/man9/pci_msi.9 | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/share/man/man9/pci_msi.9 b/share/man/man9/pci_msi.9 index 76eb7d078f7..6dac7fb1b6f 100644 --- a/share/man/man9/pci_msi.9 +++ b/share/man/man9/pci_msi.9 @@ -1,4 +1,4 @@ -.\" $NetBSD: pci_msi.9,v 1.17 2018/11/27 20:13:43 jdolecek Exp $ +.\" $NetBSD: pci_msi.9,v 1.17.2.1 2021/01/15 17:46:40 martin Exp $ .\" .\" Copyright (c) 2015 Internet Initiative Japan Inc. .\" All rights reserved. @@ -24,7 +24,7 @@ .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE .\" POSSIBILITY OF SUCH DAMAGE. .\" -.Dd November 27, 2018 +.Dd January 12, 2021 .Dt PCI_MSI 9 .Os .Sh NAME @@ -96,6 +96,14 @@ which contains, among other things, information about the location of the device in the PCI bus topology sufficient to allow interrupts from the device to be handled. .Pp +.Fn pci_msi_count +returns the max number of the device's MSI. +If the device can not use MSI, +.Fn pci_msi_count +returns zero. +.Fn pci_msix_count +works in the same manner for MSI-X. +.Pp If a driver wishes to establish an MSI handler for the device, it should pass the .Ft struct pci_attach_args * |
