From 8c3b15a60065369a3895d417d7fabb055209dfd4 Mon Sep 17 00:00:00 2001 From: Mika Westerberg Date: Fri, 21 Aug 2020 09:11:50 +0300 Subject: thunderbolt: Introduce tb_switch_is_ice_lake() This is needed to differentiate Ice Lake from other controllers. Signed-off-by: Mika Westerberg Reviewed-by: Greg Kroah-Hartman --- drivers/thunderbolt/tb.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/thunderbolt') diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index 664a861e8e9f..1d5ee4c0de1c 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -758,6 +758,18 @@ static inline bool tb_switch_is_titan_ridge(const struct tb_switch *sw) return false; } +static inline bool tb_switch_is_ice_lake(const struct tb_switch *sw) +{ + if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) { + switch (sw->config.device_id) { + case PCI_DEVICE_ID_INTEL_ICL_NHI0: + case PCI_DEVICE_ID_INTEL_ICL_NHI1: + return true; + } + } + return false; +} + /** * tb_switch_is_usb4() - Is the switch USB4 compliant * @sw: Switch to check -- cgit v1.2.3