[S] Change in coreboot[master]: soc/intel/meteorlake: Add VPU into the DMAR SATC table

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/74221 )

Change subject: soc/intel/meteorlake: Add VPU into the DMAR SATC table
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soc/intel/meteorlake: Add VPU into the DMAR SATC table

This change adds the VPU into the DMAR SATC table in order to support
the VPU IO virtualization.

BUG=None
TEST=Enabled the VPU, booted to kernel and verified that DMAR SATC table
includeded the VPU entry.

Change-Id: I6d4af7c9844e33483a1e616eaee061a90d0be6fc
Signed-off-by: John Zhao 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74221
Tested-by: build bot (Jenkins) 
Reviewed-by: Kapil Porwal 
---
M src/soc/intel/meteorlake/acpi.c
1 file changed, 22 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Kapil Porwal: Looks good to me, approved

diff --git a/src/soc/intel/meteorlake/acpi.c b/src/soc/intel/meteorlake/acpi.c
index c679af3..c6e7cab 100644
--- a/src/soc/intel/meteorlake/acpi.c
+++ b/src/soc/intel/meteorlake/acpi.c
@@ -270,6 +270,8 @@
    current += acpi_create_dmar_satc(current, ATC_REQUIRED, 0);
    current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_IGD, 0);
    current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_IPU, 0);
+	if (is_devfn_enabled(PCI_DEVFN_VPU))
+		current += acpi_create_dmar_ds_pci(current, 0, PCI_DEV_SLOT_VPU, 0);
    acpi_dmar_satc_fixup(tmp, current);

return current;