msm: mdss: Add read/write buffer support for calibraiton tool

This change allows to process read/write operation through
buffer instead of single IOCTL call. It is part of
optimization to save DIAG packet processing time.

Change-Id: Iffaab2dd160959f8c7950ebca043b1e0cf25877c
Signed-off-by: Arpita Banerjee <cabane@codeaurora.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/uapi/linux/msm_mdp.h b/include/uapi/linux/msm_mdp.h
index 7464f54c046b..65c4a2e04dbc 100644
--- a/include/uapi/linux/msm_mdp.h
+++ b/include/uapi/linux/msm_mdp.h
@@ -596,6 +596,12 @@ struct mdp_calib_config_data {
 	uint32_t data;
 };
 
+struct mdp_calib_config_buffer {
+	uint32_t ops;
+	uint32_t size;
+	uint32_t *buffer;
+};
+
 #define MDSS_MAX_BL_BRIGHTNESS 255
 #define AD_BL_LIN_LEN (MDSS_MAX_BL_BRIGHTNESS + 1)
 
@@ -686,6 +692,8 @@ enum {
 	mdp_op_calib_cfg,
 	mdp_op_ad_cfg,
 	mdp_op_ad_input,
+	mdp_op_calib_mode,
+	mdp_op_calib_buffer,
 	mdp_op_max,
 };
 
@@ -712,6 +720,7 @@ struct msmfb_mdp_pp {
 		struct mdp_calib_config_data calib_cfg;
 		struct mdss_ad_init_cfg ad_init_cfg;
 		struct mdss_ad_input ad_input;
+		struct mdp_calib_config_buffer calib_buffer;
 	} data;
 };