dev: gcdb: display: tuning 8937 sku2 panel with gamma 2.2

Panel's gamma curve should be standard 2.2. Tuning 8937 sku2
hx8394f panel to standard 2.2 curve.

Change-Id: I52c6d41073d08f14ed5645c96a53dfdf369121db
diff --git a/dev/gcdb/display/include/panel_hx8394f_720p_video.h b/dev/gcdb/display/include/panel_hx8394f_720p_video.h
index 4442d3b..37425a0 100644
--- a/dev/gcdb/display/include/panel_hx8394f_720p_video.h
+++ b/dev/gcdb/display/include/panel_hx8394f_720p_video.h
@@ -59,42 +59,41 @@
 /* Panel on/off command information                                          */
 /*---------------------------------------------------------------------------*/
 static char hx8394f_720p_video_on_cmd0[] = {
-	0x04, 0x00, 0x29, 0xC0,
+	0x04, 0x00, 0x39, 0xC0,
 	0xB9, 0xFF, 0x83, 0x94,
-
 };
 
 static char hx8394f_720p_video_on_cmd1[] = {
-	0x07, 0x00, 0x29, 0xC0,
+	0x07, 0x00, 0x39, 0xC0,
 	0xBA, 0x63, 0x03, 0x68,
-	0x6b, 0xb2, 0xc0, 0xFF,
+	0x6B, 0xB2, 0xc0, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd2[] = {
-	0x0B, 0x00, 0x29, 0xC0,
+	0x0B, 0x00, 0x39, 0xC0,
 	0xB1, 0x50, 0x12, 0x72,
-	0x09, 0x32, 0x34, 0x71,
-	0x31, 0x70, 0x2f, 0xFF,
+	0x09, 0x33, 0x54, 0x81,
+	0x31, 0x69, 0x2F, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd3[] = {
-	0x07, 0x00, 0x29, 0xC0,
+	0x07, 0x00, 0x39, 0xC0,
 	0xB2, 0x00, 0x80, 0x64,
 	0x0E, 0x0D, 0x2F, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd4[] = {
-	0x16, 0x00, 0x29, 0xC0,
+	0x16, 0x00, 0x39, 0xC0,
 	0xB4, 0x6C, 0x6D, 0x6C,
 	0x6A, 0x6C, 0x6D, 0x01,
 	0x05, 0xFF, 0x77, 0x00,
-	0x3f, 0x6C, 0x6D, 0x6C,
+	0x3F, 0x6C, 0x6D, 0x6C,
 	0x6D, 0x6C, 0x6D, 0x01,
 	0x01, 0xFF, 0xFF, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd5[] = {
-	0x22, 0x00, 0x29, 0xC0,
+	0x22, 0x00, 0x39, 0xC0,
 	0xD3, 0x00, 0x00, 0x07,
 	0x07, 0x40, 0x07, 0x10,
 	0x00, 0x08, 0x10, 0x08,
@@ -107,7 +106,7 @@
 };
 
 static char hx8394f_720p_video_on_cmd6[] = {
-	0x2d, 0x00, 0x29, 0xC0,
+	0x2D, 0x00, 0x39, 0xC0,
 	0xD5, 0x1A, 0x1A, 0x1B,
 	0x1B, 0x00, 0x01, 0x02,
 	0x03, 0x04, 0x05, 0x06,
@@ -123,7 +122,7 @@
 };
 
 static char hx8394f_720p_video_on_cmd7[] = {
-	0x2d, 0x00, 0x29, 0xC0,
+	0x2D, 0x00, 0x39, 0xC0,
 	0xD6, 0x1A, 0x1A, 0x1B,
 	0x1B, 0x0B, 0x0A, 0x09,
 	0x08, 0x07, 0x06, 0x05,
@@ -139,7 +138,7 @@
 };
 
 static char hx8394f_720p_video_on_cmd8[] = {
-	0x3B, 0x00, 0x29, 0xC0,
+	0x3B, 0x00, 0x39, 0xC0,
 	0xE0, 0x00, 0x0C, 0x19,
 	0x20, 0x23, 0x26, 0x29,
 	0x28, 0x51, 0x61, 0x70,
@@ -147,41 +146,45 @@
 	0x8D, 0x99, 0x9A, 0x95,
 	0xA1, 0xB0, 0x57, 0x55,
 	0x58, 0x5C, 0x5e, 0x64,
-	0x6b, 0x7f, 0x00, 0x0C,
+	0x6B, 0x7F, 0x00, 0x0C,
 	0x19, 0x20, 0x23, 0x26,
 	0x29, 0x28, 0x51, 0x61,
 	0x70, 0x6F, 0x76, 0x86,
 	0x89, 0x8D, 0x99, 0x9A,
 	0x95, 0xA1, 0xB0, 0x57,
 	0x55, 0x58, 0x5C, 0x5e,
-	0x64, 0x6b, 0x7f, 0xFF,
+	0x64, 0x6B, 0x7F, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd9[] = {
-	0x03, 0x00, 0x29, 0xC0,
-	0xC0, 0x1f, 0x73, 0xFF,
+	0x03, 0x00, 0x39, 0xC0,
+	0xC0, 0x1F, 0x73, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd10[] = {
-	0x02, 0x00, 0x29, 0xC0,
-	0xCC, 0x0B, 0xFF, 0xFF,
+	0xCC, 0x0B, 0x15, 0x80
 };
 
 static char hx8394f_720p_video_on_cmd11[] = {
-	0x02, 0x00, 0x29, 0xC0,
-	0xd4, 0x02, 0xFF, 0xFF,
+	0xD4, 0x02, 0x15, 0x80
 };
 
 static char hx8394f_720p_video_on_cmd12[] = {
-	0x03, 0x00, 0x29, 0xC0,
-	0xB6, 0x7E, 0x7E, 0xFF,
+	0x05, 0x00, 0x39, 0xC0,
+	0xC7, 0x00, 0xC0, 0x00,
+	0xC0, 0xFF, 0xFF, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd13[] = {
-	0x11, 0x00, 0x05, 0x80
+	0x03, 0x00, 0x39, 0xC0,
+	0xB6, 0x7D, 0x7D, 0xFF,
 };
 
 static char hx8394f_720p_video_on_cmd14[] = {
+	0x11, 0x00, 0x05, 0x80
+};
+
+static char hx8394f_720p_video_on_cmd15[] = {
 	0x29, 0x00, 0x05, 0x80
 };
 
@@ -196,15 +199,15 @@
 	{0x34, hx8394f_720p_video_on_cmd7, 0x00},
 	{0x40, hx8394f_720p_video_on_cmd8, 0x00},
 	{0x8, hx8394f_720p_video_on_cmd9, 0x00},
-	{0x8, hx8394f_720p_video_on_cmd10, 0x00},
-	{0x8, hx8394f_720p_video_on_cmd11, 0x00},
-	{0x8, hx8394f_720p_video_on_cmd12, 0x00},
-	{0x4, hx8394f_720p_video_on_cmd13, 0x96},
-	{0x4, hx8394f_720p_video_on_cmd14, 0x0a}
+	{0x4, hx8394f_720p_video_on_cmd10, 0x00},
+	{0x4, hx8394f_720p_video_on_cmd11, 0x00},
+	{0xc, hx8394f_720p_video_on_cmd12, 0x00},
+	{0x8, hx8394f_720p_video_on_cmd13, 0x00},
+	{0x4, hx8394f_720p_video_on_cmd14, 0x96},
+	{0x4, hx8394f_720p_video_on_cmd15, 0x32}
 };
 
-#define HX8394F_720P_VIDEO_ON_COMMAND 15
-
+#define HX8394F_720P_VIDEO_ON_COMMAND 16
 
 static char hx8394f_720p_videooff_cmd0[] = {
 	0x28, 0x00, 0x05, 0x80