From ee0a2f9473de426a21cd1b0c139b0ac50ffe02ec Mon Sep 17 00:00:00 2001 From: Patrick Rudolph Date: Fri, 19 Jan 2024 08:27:13 +0100 Subject: [PATCH] soc/intel/xeon_sp: Fix devicetree walking up Connect the PCI domain to the bus to allow walking the devicetree up. This is required to figure out which PCI domain a device belongs to. Change-Id: I8cc50cabf7ad540c52498e1ffe7f9246550ed87b Signed-off-by: Patrick Rudolph Reviewed-on: https://review.coreboot.org/c/coreboot/+/80089 Tested-by: build bot (Jenkins) Reviewed-by: Arthur Heymans Reviewed-by: Nico Huber Reviewed-by: Shuo Liu --- src/soc/intel/xeon_sp/chip_common.c | 1 + src/soc/intel/xeon_sp/spr/ioat.c | 1 + 2 files changed, 2 insertions(+) diff --git a/src/soc/intel/xeon_sp/chip_common.c b/src/soc/intel/xeon_sp/chip_common.c index c1b331bc66..0411a0326c 100644 --- a/src/soc/intel/xeon_sp/chip_common.c +++ b/src/soc/intel/xeon_sp/chip_common.c @@ -77,6 +77,7 @@ void iio_pci_domain_scan_bus(struct device *dev) } struct bus *bus = dev->link_list; + bus->dev = dev; bus->secondary = sr->BusBase; bus->subordinate = sr->BusBase; bus->max_subordinate = sr->BusLimit; diff --git a/src/soc/intel/xeon_sp/spr/ioat.c b/src/soc/intel/xeon_sp/spr/ioat.c index f10863a607..38bbd93199 100644 --- a/src/soc/intel/xeon_sp/spr/ioat.c +++ b/src/soc/intel/xeon_sp/spr/ioat.c @@ -45,6 +45,7 @@ static void create_ioat_domain(struct bus *const upstream, const unsigned int do die("%s: out of memory.\n", __func__); struct bus *const bus = domain->link_list; + bus->dev = domain; bus->secondary = bus_base; bus->subordinate = bus->secondary; bus->max_subordinate = bus_limit;