Messages in this thread Patch in this message | | | From | Kai-Heng Feng <> | Subject | [PATCH 2/2] x86/intel: Disable HPET on Intel Ice Lake platforms | Date | Fri, 29 Nov 2019 14:23:03 +0800 |
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Like CFL and CFL-H, ICL SoC has skewed HPET timer once it hits PC10. So let's disable HPET on ICL.
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> --- arch/x86/kernel/early-quirks.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 606711f5ebf8..2f9ec14be3b1 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -714,6 +714,8 @@ 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}, {} -- 2.17.1
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