diff mbox series

[ats_vtd,08/22] intel_iommu: declare supported PASID size

Message ID 20240521130946.117849-9-clement.mathieu--drif@eviden.com (mailing list archive)
State New, archived
Headers show
Series ATS support for VT-d | expand

Commit Message

CLEMENT MATHIEU--DRIF May 21, 2024, 1:11 p.m. UTC 
Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
---
 hw/i386/intel_iommu.c          | 2 +-
 hw/i386/intel_iommu_internal.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index f71c04d370..7d86a31bea 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -5838,7 +5838,7 @@  static void vtd_cap_init(IntelIOMMUState *s)
     }
 
     if (s->pasid) {
-        s->ecap |= VTD_ECAP_PASID;
+        s->ecap |= VTD_ECAP_PASID | VTD_ECAP_PSS;
     }
 }
 
diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h
index c9a673585f..1b0d8958ad 100644
--- a/hw/i386/intel_iommu_internal.h
+++ b/hw/i386/intel_iommu_internal.h
@@ -194,6 +194,7 @@ 
 #define VTD_ECAP_MHMV               (15ULL << 20)
 #define VTD_ECAP_NEST               (1ULL << 26)
 #define VTD_ECAP_SRS                (1ULL << 31)
+#define VTD_ECAP_PSS                (19ULL << 35)
 #define VTD_ECAP_PASID              (1ULL << 40)
 #define VTD_ECAP_SMTS               (1ULL << 43)
 #define VTD_ECAP_SLTS               (1ULL << 46)