samsung-klte: fix swapped red and blue

The problem behind swapped red and blue is inverted byte order in
framebuffer driver pixel format.
This patch sets the correct byte order in the framebuffer driver,
and sets the pixel type to ARGB, solving the swapped red and blue
problem.

device/linux-samsung-klte/0001-fix-video-argb-setting.patch

+From a23d549c51e38ad9fc481859326a786bc00baad8 Mon Sep 17 00:00:00 2001
+From: Federico Amedeo Izzo <federico.izzo42@gmail.com>
+Date: Fri, 22 Mar 2019 19:37:07 +0100
+Subject: [PATCH] fix video argb setting
+
+---
+ drivers/video/msm/mdss/mdss_fb.c | 34 ++++++++++++++++----------------
+ 1 file changed, 17 insertions(+), 17 deletions(-)
+
+diff --git a/drivers/video/msm/mdss/mdss_fb.c b/drivers/video/msm/mdss/mdss_fb.c
+index 835f6fc9687..a598cbd72dc 100644
+--- a/drivers/video/msm/mdss/mdss_fb.c
++++ b/drivers/video/msm/mdss/mdss_fb.c
+@@ -1767,16 +1767,16 @@ static int mdss_fb_register(struct msm_fb_data_type *mfd)
+ 		fix->xpanstep = 1;
+ 		fix->ypanstep = 1;
+ 		var->vmode = FB_VMODE_NONINTERLACED;
+-		var->blue.offset = 0;
+-		var->green.offset = 8;
+-		var->red.offset = 16;
++		var->blue.offset = 24;
++		var->green.offset = 16;
++		var->red.offset = 8;
+ 		var->blue.length = 8;
+ 		var->green.length = 8;
+ 		var->red.length = 8;
+ 		var->blue.msb_right = 0;
+ 		var->green.msb_right = 0;
+ 		var->red.msb_right = 0;
+-		var->transp.offset = 24;
++		var->transp.offset = 0;
+ 		var->transp.length = 8;
+ 		bpp = 4;
+ 		break;
+@@ -1786,16 +1786,16 @@ static int mdss_fb_register(struct msm_fb_data_type *mfd)
+ 		fix->xpanstep = 1;
+ 		fix->ypanstep = 1;
+ 		var->vmode = FB_VMODE_NONINTERLACED;
+-		var->blue.offset = 8;
+-		var->green.offset = 16;
+-		var->red.offset = 24;
++		var->blue.offset = 16;
++		var->green.offset = 8;
++		var->red.offset = 0;
+ 		var->blue.length = 8;
+ 		var->green.length = 8;
+ 		var->red.length = 8;
+ 		var->blue.msb_right = 0;
+ 		var->green.msb_right = 0;
+ 		var->red.msb_right = 0;
+-		var->transp.offset = 0;
++		var->transp.offset = 24;
+ 		var->transp.length = 8;
+ 		bpp = 4;
+ 		break;
+@@ -2723,15 +2723,15 @@ static int mdss_fb_check_var(struct fb_var_screeninfo *var,
+ 		/* Figure out if the user meant RGBA or ARGB
+ 		   and verify the position of the RGB components */
+ 
+-		if (var->transp.offset == 24) {
+-			if ((var->blue.offset != 0) ||
+-			    (var->green.offset != 8) ||
+-			    (var->red.offset != 16))
+-				return -EINVAL;
+-		} else if (var->transp.offset == 0) {
+-			if ((var->blue.offset != 8) ||
++		if (var->transp.offset == 0) {
++			if ((var->blue.offset != 24) ||
+ 			    (var->green.offset != 16) ||
+-			    (var->red.offset != 24))
++			    (var->red.offset != 8))
++				return -EINVAL;
++		} else if (var->transp.offset == 24) {
++			if ((var->blue.offset != 16) ||
++			    (var->green.offset != 8) ||
++			    (var->red.offset != 0))
+ 				return -EINVAL;
+ 		} else
+ 			return -EINVAL;
+@@ -2821,7 +2821,7 @@ static int mdss_fb_set_par(struct fb_info *info)
+ 		break;
+ 
+ 	case 32:
+-		if (var->transp.offset == 24)
++		if (var->transp.offset == 0)
+ 			mfd->fb_imgType = MDP_ARGB_8888;
+ 		else
+ 			mfd->fb_imgType	= MDP_RGBA_8888;
+-- 
+2.21.0
+

device/linux-samsung-klte/0002-change-framebuffer-to-ARGB.patch

+From 17308d85eb0e2272b5660eb4d1f4a5232b399bf4 Mon Sep 17 00:00:00 2001
+From: Federico Amedeo Izzo <federico.izzo42@gmail.com>
+Date: Mon, 25 Mar 2019 22:19:01 +0100
+Subject: [PATCH] change framebuffer to ARGB
+
+---
+ drivers/video/msm/mdss/mdss_fb.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/video/msm/mdss/mdss_fb.c b/drivers/video/msm/mdss/mdss_fb.c
+index 435b0e19ad4..cf8ad001c0f 100644
+--- a/drivers/video/msm/mdss/mdss_fb.c
++++ b/drivers/video/msm/mdss/mdss_fb.c
+@@ -751,7 +751,7 @@ static int mdss_fb_probe(struct platform_device *pdev)
+ 	mfd->bl_min_lvl = 0;
+ #endif
+         mfd->ad_bl_level = 0;
+-	mfd->fb_imgType = MDP_RGBA_8888;
++	mfd->fb_imgType = MDP_ARGB_8888;
+ 
+ 	mfd->pdev = pdev;
+ 	if (pdata->next)
+-- 
+2.21.0
+

device/linux-samsung-klte/APKBUILD

@@ -5,7 +5,7 @@
 
 pkgname="linux-samsung-klte"
 pkgver=3.4.113
-pkgrel=1
+pkgrel=2
 pkgdesc="Samsung Galaxy S5 kernel fork"
 arch="armv7"
 _carch="arm"
@@ -32,6 +32,8 @@ source="
 	00_fix_return_address.patch
 	01_gpu-msm-fix-gcc5-compile.patch
 	02-Reduce-battery-and-touchscreen-log-spam.patch
+	0001-fix-video-argb-setting.patch
+	0002-change-framebuffer-to-ARGB.patch
 "
 builddir="$srcdir/${_repository}-${_commit}"
 
@@ -83,4 +85,6 @@ sha512sums="a0ed01d4beb4fd1b304ea1409e4e3d7ff60662de34999dcdb2901cb10eef217a6679
 fef4b697b2af03f750016e521ac36f68e1e383b4900c9e55dc275ab9be802fb1095fc5c4bcb50d24d2983ed4675b3f1c659086c1f5c38f9d58b55453ac5ae6ad  config-samsung-klte.armv7
 3b4913415bcfe0ff222969f993890c656c7e12b6ee06532bded485d5201c9855b2c87996c5b63423702b89b6b0ca214b5aceeb402571d9c5af084093c157ccb4  00_fix_return_address.patch
 0fc4b1782dfd3bd94fa9ae8ab74b19713f25e9f4a48dcf830072634f247aa3dd8847f001a3e87e9728e057657efd4ae751510e7c408d9b960c907665ca64e61f  01_gpu-msm-fix-gcc5-compile.patch
-b55fc9ab3e21bc85d66ee08d7e1cd7fdc3b236249212fbcd0055e60ed3e6cef3e4d2b8058a4b7d70c78b2bbc7a11111b55d4d82490b4e3579b8e61657806ac09  02-Reduce-battery-and-touchscreen-log-spam.patch"
+b55fc9ab3e21bc85d66ee08d7e1cd7fdc3b236249212fbcd0055e60ed3e6cef3e4d2b8058a4b7d70c78b2bbc7a11111b55d4d82490b4e3579b8e61657806ac09  02-Reduce-battery-and-touchscreen-log-spam.patch
+a48336bbfead6ad0c84d2fce0c40a3f5530aebdff356a6835cceaf59a50a6f860d2f8027703a92927955fbb18857ba78788e010d017bf67730f069b36e96fe87  0001-fix-video-argb-setting.patch
+03c77ba4d813f5bb602a796fc9059e8581efa868be22b659bd9ff9736621203f19b33ac79b3f9b992e0bc475dfb3eb21d1df8710a791b459524554db98a81a90  0002-change-framebuffer-to-ARGB.patch"