From: MingLiang Dong <mingliang.dong@amlogic.com>
Date: Mon, 28 Jan 2019 06:36:14 +0000 (-0500)
Subject: hdr: modify hdr gamut mtx for TV [1/1]
X-Git-Tag: hardkernel-4.9.236-104~1784
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=89314ada48447b4db3ffa7dad36f2acf5cda17c9;p=platform%2Fkernel%2Flinux-amlogic.git

hdr: modify hdr gamut mtx for TV [1/1]

PD#SWPL-4638

Problem:
hdr video, color is light

Solution:
modify hdr gamut mtx, use bt2020rgb to 709rgb mtx

Verify:
verified on x301

Change-Id: Ia87493a57196b6a3a87c93535fed325b163cb562
Signed-off-by: MingLiang Dong <mingliang.dong@amlogic.com>
---

diff --git a/drivers/amlogic/media/enhancement/amvecm/set_hdr2_v0.c b/drivers/amlogic/media/enhancement/amvecm/set_hdr2_v0.c
index 79b40afc160f..855781c9bf4f 100644
--- a/drivers/amlogic/media/enhancement/amvecm/set_hdr2_v0.c
+++ b/drivers/amlogic/media/enhancement/amvecm/set_hdr2_v0.c
@@ -694,14 +694,14 @@ MODULE_PARM_DESC(hdr2_debug, "\n hdr2_debug\n");
 
 /* gamut 3x3 matrix*/
 /*standard 2020rgb->709rgb*/
-/*int ncl_2020_709[9] = {*/
-	/*3401, -1204, -149, -255, 2320, -17, -37, -206, 2291};*/
+int ncl_2020_709[9] = {
+	3401, -1204, -149, -255, 2320, -17, -37, -206, 2291};
 /* dci-p3->709rgb*/
 /*int ncl_2020_709[9] = {*/
 	/*2543, -459, -36, -88, 2133, 3, -41, -161, 2250};*/
 
 /* special primary->709rgb*/
-int ncl_2020_709[9] = {
+int ncl_sp_709[9] = {
 	2684, -489, -147, -201, 2266, -17, -29, -171, 2248};
 
 /*int cl_2020_709[9] =*/
@@ -1745,8 +1745,15 @@ void hdr_func(enum hdr_module_sel module_sel,
 			hdr_mtx_param.mtx_cgain[i] = rgb2ycbcr_709[i];
 			hdr_mtx_param.mtx_ogain[i] = rgb2ycbcr_ncl2020[i];
 			hdr_mtx_param.mtx_out[i] = rgb2ycbcr_709[i];
-			if (i < 9)
-				hdr_mtx_param.mtx_gamut[i] = ncl_2020_709[i];
+			if (i < 9) {
+				if (is_meson_g12a_cpu() ||
+					is_meson_g12b_cpu())
+					hdr_mtx_param.mtx_gamut[i] =
+						ncl_sp_709[i];
+				else
+					hdr_mtx_param.mtx_gamut[i] =
+						ncl_2020_709[i];
+			}
 		}
 		hdr_mtx_param.mtx_on = MTX_ON;