[PATCH v6 15/16] acpi: drop build_piix4_pm()

[Gerd Hoffmann <kraxel@redhat.com>]

The _SB.PCI0.PX13.P13C opregion (holds isa device enable bits)
is not used any more, remove it from DSDT.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/i386/acpi-build.c | 16 ----------------
 1 file changed, 16 deletions(-)

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 765409a90eb6..c1e63cce5e8e 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1441,21 +1441,6 @@ static void build_q35_isa_bridge(Aml *table)
     aml_append(table, scope);
 }
 
-static void build_piix4_pm(Aml *table)
-{
-    Aml *dev;
-    Aml *scope;
-
-    scope =  aml_scope("_SB.PCI0");
-    dev = aml_device("PX13");
-    aml_append(dev, aml_name_decl("_ADR", aml_int(0x00010003)));
-
-    aml_append(dev, aml_operation_region("P13C", AML_PCI_CONFIG,
-                                         aml_int(0x00), 0xff));
-    aml_append(scope, dev);
-    aml_append(table, scope);
-}
-
 static void build_piix4_isa_bridge(Aml *table)
 {
     Aml *dev;
@@ -1607,7 +1592,6 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
         aml_append(dsdt, sb_scope);
 
         build_hpet_aml(dsdt);
-        build_piix4_pm(dsdt);
         build_piix4_isa_bridge(dsdt);
         build_isa_devices_aml(dsdt);
         build_piix4_pci_hotplug(dsdt);
-- 
2.18.4