[coreboot-gerrit] Change in coreboot[master]: soc/intel/xeon_sp: Move out getting the pcie_seg

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/47297 )

Change subject: soc/intel/xeon_sp: Move out getting the pcie_seg
......................................................................

soc/intel/xeon_sp: Move out getting the pcie_seg

The purpose will be to avoid passing the HOB pointer as function
argument.

Change-Id: Id1c30558e0305e9189757a04604bf15345e1c529
Signed-off-by: Arthur Heymans 
---
M src/soc/intel/xeon_sp/nb_acpi.c
1 file changed, 9 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/97/47297/1

diff --git a/src/soc/intel/xeon_sp/nb_acpi.c b/src/soc/intel/xeon_sp/nb_acpi.c
index de1edc8..6cb6828 100644
--- a/src/soc/intel/xeon_sp/nb_acpi.c
+++ b/src/soc/intel/xeon_sp/nb_acpi.c
@@ -180,6 +180,13 @@
    return (atsr_size + pci_br_size);
 }

+static uint32_t get_pcie_seg(int socket)
+{
+	const IIO_UDS *hob = get_iio_uds();
+
+	return hob->PlatformData.CpuQpiInfo[socket].PcieSegment;
+}
+
 static unsigned long acpi_create_drhd(unsigned long current, int socket,
    int stack, const IIO_UDS *hob)
 {
@@ -196,7 +203,7 @@
    unsigned long tmp = current;

uint32_t bus = hob->PlatformData.IIO_resource[socket].StackRes[stack].BusBase;
-	uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment;
+	uint32_t pcie_seg = get_pcie_seg(socket);
    uint32_t reg_base =
    	hob->PlatformData.IIO_resource[socket].StackRes[stack].VtdBarAddress;
    printk(BIOS_SPEW, "%s socket: %d, stack: %d, bus: 0x%x, pcie_seg: 0x%x, reg_base: 0x%x\n",
@@ -291,7 +298,7 @@
 static unsigned long acpi_create_atsr(unsigned long current, const IIO_UDS *hob)
 {
    for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) {
-		uint32_t pcie_seg = hob->PlatformData.CpuQpiInfo[socket].PcieSegment;
+		uint32_t pcie_seg = get_pcie_seg(socket);
    	unsigned long tmp = current;
    	bool first = true;
    	IIO_RESOURCE_INSTANCE iio_resource =