drm/i915/gvt: add functions to get default resolution

These functions will get default resolution according to vgpu type.
Signed-off-by: NHang Yuan <hang.yuan@linux.intel.com>
Signed-off-by: NZhenyu Wang <zhenyuw@linux.intel.com>

drivers/gpu/drm/i915/gvt/display.c

@@ -342,6 +342,7 @@ static int setup_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num,
 	port->dpcd->data_valid = true;
 	port->dpcd->data[DPCD_SINK_COUNT] = 0x1;
 	port->type = type;
+	port->id = resolution;
 
 	emulate_monitor_status_change(vgpu);
 

drivers/gpu/drm/i915/gvt/display.h

@@ -146,18 +146,19 @@ enum intel_vgpu_port_type {
 	GVT_PORT_MAX
 };
 
+enum intel_vgpu_edid {
+	GVT_EDID_1024_768,
+	GVT_EDID_1920_1200,
+	GVT_EDID_NUM,
+};
+
 struct intel_vgpu_port {
 	/* per display EDID information */
 	struct intel_vgpu_edid_data *edid;
 	/* per display DPCD information */
 	struct intel_vgpu_dpcd_data *dpcd;
 	int type;
-};
-
-enum intel_vgpu_edid {
-	GVT_EDID_1024_768,
-	GVT_EDID_1920_1200,
-	GVT_EDID_NUM,
+	enum intel_vgpu_edid id;
 };
 
 static inline char *vgpu_edid_str(enum intel_vgpu_edid id)
@@ -172,6 +173,30 @@ static inline char *vgpu_edid_str(enum intel_vgpu_edid id)
 	}
 }
 
+static inline unsigned int vgpu_edid_xres(enum intel_vgpu_edid id)
+{
+	switch (id) {
+	case GVT_EDID_1024_768:
+		return 1024;
+	case GVT_EDID_1920_1200:
+		return 1920;
+	default:
+		return 0;
+	}
+}
+
+static inline unsigned int vgpu_edid_yres(enum intel_vgpu_edid id)
+{
+	switch (id) {
+	case GVT_EDID_1024_768:
+		return 768;
+	case GVT_EDID_1920_1200:
+		return 1200;
+	default:
+		return 0;
+	}
+}
+
 void intel_gvt_emulate_vblank(struct intel_gvt *gvt);
 void intel_gvt_check_vblank_emulation(struct intel_gvt *gvt);