--- drivers/gpu/drm/i915/intel_bios.h

+++ drivers/gpu/drm/i915/intel_bios.h

@@ -549,4 +549,21 @@ bool intel_init_bios(struct drm_device *

#define SWF14_APM_STANDBY 0x1

#define SWF14_APM_RESTORE 0x0

+/* Add the device class for LFP, TV, HDMI */

+#define DEVICE_TYPE_INT_LFP 0x1022

+#define DEVICE_TYPE_INT_TV 0x1009

+#define DEVICE_TYPE_HDMI 0x60D2

+#define DEVICE_TYPE_DP 0x68C6

+#define DEVICE_TYPE_eDP 0x78C6

+

+/* define the DVO port for HDMI output type */

+#define DVO_B 1

+#define DVO_C 2

+#define DVO_D 3

+

+/* define the PORT for DP output type */

+#define PORT_IDPB 7

+#define PORT_IDPC 8

+#define PORT_IDPD 9

+

#endif /* _I830_BIOS_H_ */