msm_fb: Calibration config API

Add definition for struct to be used in post processing calibration API.
Needed by OEM calibration tool to provide better support of post processing
features.

Change-Id: I40760a85bb58730bfe64469ecf3e2ab3b6e7609e
Signed-off-by: Carl Vanderlip <carlv@codeaurora.org>
(cherry picked from commit e8ed5ec0bd9fd5b298464b7f08b5807afa3291a8)
diff --git a/include/linux/msm_mdp.h b/include/linux/msm_mdp.h
index 127c05b..0258be0 100644
--- a/include/linux/msm_mdp.h
+++ b/include/linux/msm_mdp.h
@@ -474,12 +474,19 @@
 	uint32_t scale;
 };
 
+struct mdp_calib_config_data {
+	uint32_t ops;
+	uint32_t addr;
+	uint32_t data;
+};
+
 enum {
 	mdp_op_pcc_cfg,
 	mdp_op_csc_cfg,
 	mdp_op_lut_cfg,
 	mdp_op_qseed_cfg,
 	mdp_bl_scale_cfg,
+	mdp_op_calib_cfg,
 	mdp_op_max,
 };
 
@@ -491,6 +498,7 @@
 		struct mdp_lut_cfg_data lut_cfg_data;
 		struct mdp_qseed_cfg_data qseed_cfg_data;
 		struct mdp_bl_scale_data bl_scale_data;
+		struct mdp_calib_config_data calib_cfg;
 	} data;
 };