nb/intel/sandybridge: Get rid of device_t

Use of `device_t` has been abandoned in ramstage.

Change-Id: I585aa48b99f4ef63905cab5d6d1502bfed0e6e42
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/23668
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/northbridge/intel/sandybridge/gma.c b/src/northbridge/intel/sandybridge/gma.c
index 74aabf9..201498a 100644
--- a/src/northbridge/intel/sandybridge/gma.c
+++ b/src/northbridge/intel/sandybridge/gma.c
@@ -662,7 +662,7 @@
 	intel_gma_restore_opregion();
 }
 
-static void gma_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+static void gma_set_subsystem(struct device *dev, unsigned vendor, unsigned device)
 {
 	if (!vendor || !device) {
 		pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
@@ -676,7 +676,7 @@
 const struct i915_gpu_controller_info *
 intel_gma_get_controller_info(void)
 {
-	device_t dev = dev_find_slot(0, PCI_DEVFN(0x2,0));
+	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x2,0));
 	if (!dev) {
 		return NULL;
 	}
@@ -684,7 +684,7 @@
 	return &chip->gfx;
 }
 
-static void gma_ssdt(device_t device)
+static void gma_ssdt(struct device *device)
 {
 	const struct i915_gpu_controller_info *gfx = intel_gma_get_controller_info();
 	if (!gfx) {
@@ -729,7 +729,7 @@
 static void gma_func0_disable(struct device *dev)
 {
 	u16 reg16;
-	device_t dev_host = dev_find_slot(0, PCI_DEVFN(0,0));
+	struct device *dev_host = dev_find_slot(0, PCI_DEVFN(0,0));
 
 	reg16 = pci_read_config16(dev_host, GGC);
 	reg16 |= (1 << 1); /* disable VGA decode */