Message ID | 20191030140149.1923-3-kai.heng.feng@canonical.com |
---|---|
State | Accepted |
Headers | show |
Series | [B/D/E/Unstable/OEM-B/OEM-OSP1-B,1/2] UBUNTU: SAUCE: x86/intel: Disable HPET on Intel Coffe Lake platforms | expand |
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index fc9554a799e5..a4b289fdc509 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -743,6 +743,8 @@ static struct chipset early_qrk[] __initdata = { PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, { PCI_VENDOR_ID_INTEL, 0x3ec4, PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, + { PCI_VENDOR_ID_INTEL, 0x8a12, + PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet}, { PCI_VENDOR_ID_BROADCOM, 0x4331, PCI_CLASS_NETWORK_OTHER, PCI_ANY_ID, 0, apple_airport_reset}, { PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, early_pci_clear_msi},
BugLink: https://bugs.launchpad.net/bugs/1840239 Ice Lake platform have similar behavior as Coffee Lake, have skewed HPET timer once the SoCs entered PC10 so let's disable HPET on Ice Lake. as result. Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> --- arch/x86/kernel/early-quirks.c | 2 ++ 1 file changed, 2 insertions(+)