pci: Add a quirk for chips w/ broken MSI support.
commit8f0f2b2cb412da8c4c144f2aa50b5216ffde7a26
authorSepherosa Ziehau <sephe@dragonflybsd.org>
Thu, 5 Jan 2017 13:15:06 +0000 (5 21:15 +0800)
committerSepherosa Ziehau <sephe@dragonflybsd.org>
Thu, 5 Jan 2017 13:15:06 +0000 (5 21:15 +0800)
tree05a1cfd5d1b3873979b34095f2a4d3d32363a4c2
parentde0cb18f3c51311f4b1b7b70b4138b7208485093
pci: Add a quirk for chips w/ broken MSI support.

These chips (mainly chips supported by alc(4)) will not send MSI,
if INTxDIS is set.

Obtained-from: FreeBSD
sys/bus/pci/pci.c