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-rw-r--r--src/northbridge/intel/haswell/gma.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/northbridge/intel/haswell/gma.c b/src/northbridge/intel/haswell/gma.c
index 1379539b4f..172aa7ed0d 100644
--- a/src/northbridge/intel/haswell/gma.c
+++ b/src/northbridge/intel/haswell/gma.c
@@ -493,6 +493,22 @@ static void gma_ssdt(device_t device)
drivers_intel_gma_displays_ssdt_generate(gfx);
}
+static unsigned long
+gma_write_acpi_tables(struct device *const dev,
+ unsigned long current,
+ struct acpi_rsdp *const rsdp)
+{
+ igd_opregion_t *opregion = (igd_opregion_t *)current;
+
+ if (init_igd_opregion(opregion))
+ return current;
+
+ current += sizeof(igd_opregion_t);
+
+ current = acpi_align_current(current);
+ return current;
+}
+
static struct pci_operations gma_pci_ops = {
.set_subsystem = gma_set_subsystem,
};
@@ -506,6 +522,7 @@ static struct device_operations gma_func0_ops = {
.scan_bus = 0,
.enable = 0,
.ops_pci = &gma_pci_ops,
+ .write_acpi_tables = gma_write_acpi_tables,
};
static const unsigned short pci_device_ids[] = {