Platform: x86: chromeos_laptop - add i915 gmbuses to adapter names

Add the two other i2c buses (vga and panel) from i915.
Chromebook Pixel has input and light sensor devices on these busses.

Signed-off-by: Benson Leung <bleung@chromium.org>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
diff --git a/drivers/platform/x86/chromeos_laptop.c b/drivers/platform/x86/chromeos_laptop.c
index 04a11cc..93d6680 100644
--- a/drivers/platform/x86/chromeos_laptop.c
+++ b/drivers/platform/x86/chromeos_laptop.c
@@ -39,11 +39,15 @@
 
 const char *i2c_adapter_names[] = {
 	"SMBus I801 adapter",
+	"i915 gmbus vga",
+	"i915 gmbus panel",
 };
 
 /* Keep this enum consistent with i2c_adapter_names */
 enum i2c_adapter_type {
 	I2C_ADAPTER_SMBUS = 0,
+	I2C_ADAPTER_VGADDC,
+	I2C_ADAPTER_PANEL,
 };
 
 static struct i2c_board_info __initdata cyapa_device = {