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| author | zbb <zbb@FreeBSD.org> | 2016-04-07 10:36:50 +0000 |
|---|---|---|
| committer | zbb <zbb@FreeBSD.org> | 2016-04-07 10:36:50 +0000 |
| commit | fa19c68f9fc264035f6529ad9e6c229e27bdb83a (patch) | |
| tree | 0eee11463de472a2bc5c044f2e3bd7226b945bb6 /sys/arm64 | |
| parent | d7c17f7512ce19f20a6db9d6cd29668a69ba14c7 (diff) | |
| download | FreeBSD-src-fa19c68f9fc264035f6529ad9e6c229e27bdb83a.zip FreeBSD-src-fa19c68f9fc264035f6529ad9e6c229e27bdb83a.tar.gz | |
Fix interrupts delivery on ThunderX for VF IDs beyond 8
SR-IOV devices usually use Alternative Routing ID (ARI).
In that case slot/device is always assumed to be 0 and
function/identifier is extended to 8 bits.
Fix interrupts delivery to VF IDs beyond 8 by using a correct
DevID if ARI is enabled.
Reviewed by: jhb, wma
Obtained from: Semihalf
Sponsored by: Cavium
Differential Revision: https://reviews.freebsd.org/D5855
Diffstat (limited to 'sys/arm64')
| -rw-r--r-- | sys/arm64/arm64/gic_v3_its.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sys/arm64/arm64/gic_v3_its.c b/sys/arm64/arm64/gic_v3_its.c index c847f95..aef6346 100644 --- a/sys/arm64/arm64/gic_v3_its.c +++ b/sys/arm64/arm64/gic_v3_its.c @@ -1579,9 +1579,7 @@ its_get_devid_thunder(device_t pci_dev) uint32_t bus; bus = pci_get_bus(pci_dev); - - bsf = PCI_RID(pci_get_bus(pci_dev), pci_get_slot(pci_dev), - pci_get_function(pci_dev)); + bsf = pci_get_rid(pci_dev); /* Check if accessing internal PCIe (low bus numbers) */ if (bus < GIC_V3_ITS_QUIRK_THUNDERX_PEM_BUS_OFFSET) { |
