kde desktop works

device/testing/linux-samsung-gtel3g/APKBUILD

@@ -25,6 +25,8 @@ source="
 	fix_recordmcount.patch
 	00_fix_return_address.patch
 	fix-dts.patch
+	sprdfb-check-for-buffering.patch
+	sprdfb-fix-swapped-colors.patch
 "
 
 builddir="$srcdir/$_repository-$_commit"
@@ -55,4 +57,6 @@ sha512sums="46b60368a79483f4cc322934027b413cea602b70ca2fd5683913c2a350f03ed26acb
 197d40a214ada87fcb2dfc0ae4911704b9a93354b75179cd6b4aadbb627a37ec262cf516921c84a8b1806809b70a7b440cdc8310a4a55fca5d2c0baa988e3967  gcc8-fix-put-user.patch
 6aa11a75f422ac5c20cddfce23bff81940e61e65bc86fe1070c60714a6ccf631b2da70bff20e2b88e723706f0f233eb03540a8d9389adffd495592e8ab6bd82a  fix_recordmcount.patch
 ea1d3b5a234fa565e3c1a792de48f4fc4e6023d281d303c8e319c7ef28edc5739ab0e4dea0139a41f0a5c7d03e27921ccaa214fd0ac5c72245a094ce60128864  00_fix_return_address.patch
-cf417e27474788ee89738427e0298a1c6e3c73e24514cec5dfc7528dde1f55afec3d15fec0c9ead13da3cb0c998756a9da6a9fd67035dd7e7062d5d8c13c578c  fix-dts.patch"
+cf417e27474788ee89738427e0298a1c6e3c73e24514cec5dfc7528dde1f55afec3d15fec0c9ead13da3cb0c998756a9da6a9fd67035dd7e7062d5d8c13c578c  fix-dts.patch
+fa11ab7040b83dad145a8f2ca3e5b17b3189b90ca43a8f64e63be4fcb4ba2debe8134b3e28f6f663bc8b7f1e72b1f3a68f342300eed45cb72de70cefba4fa0c2  sprdfb-check-for-buffering.patch
+6836001b24508d413a059f19b0c6f6f547037f68886c22159ad51be91d1a089e3d1d9ed79c3c62724648df7f810cd81d96a83f4a34368b373524b649e5539656  sprdfb-fix-swapped-colors.patch"

device/testing/linux-samsung-gtel3g/sprdfb-check-for-buffering.patch

+From ffed22975488007667b005f41e2b189dafc76a29 Mon Sep 17 00:00:00 2001
+From: realaravinth <realaravinth@batsense.net>
+Date: Fri, 3 Jul 2020 20:31:01 +0530
+Subject: [PATCH] buffere awareness to make x11 work
+
+---
+ drivers/video/sprdfb/sprdfb_main.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/video/sprdfb/sprdfb_main.c b/drivers/video/sprdfb/sprdfb_main.c
+index 9d572f0d..7ad1445b 100755
+--- a/drivers/video/sprdfb/sprdfb_main.c
++++ b/drivers/video/sprdfb/sprdfb_main.c
+@@ -435,7 +435,7 @@ static int sprdfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fb)
+ 	if ((var->xres != fb->var.xres) ||
+ 			(var->yres != fb->var.yres) ||
+ 			(var->xres_virtual != fb->var.xres_virtual) ||
+-			(var->yres_virtual != fb->var.yres_virtual) ||
++			(fb->var.yres_virtual % var->yres_virtual != 0) ||
+ 			(var->xoffset != fb->var.xoffset) ||
+ #ifndef BIT_PER_PIXEL_SURPPORT
+ 			(var->bits_per_pixel != fb->var.bits_per_pixel) ||
+-- 
+2.27.0
+

device/testing/linux-samsung-gtel3g/sprdfb-fix-swapped-colors.patch

+By default, color channels on Spreadtrum devices are swapped. This patch makes kernel use BGR565, which has normal color channels.
+
+diff --git a/drivers/video/sprdfb/sprdfb_main.c b/drivers/video/sprdfb/sprdfb_main.c
+index 3e6c70d..80fceb9 100644
+--- a/drivers/video/sprdfb/sprdfb_main.c
++++ b/drivers/video/sprdfb/sprdfb_main.c
+@@ -51,7 +51,7 @@ enum{
+ 	SPRD_IN_DATA_TYPE_LIMIT
+ };
+ 
+-#define SPRDFB_IN_DATA_TYPE SPRD_IN_DATA_TYPE_ABGR888
++#define SPRDFB_IN_DATA_TYPE SPRD_IN_DATA_TYPE_BGR565
+ 
+ #ifdef CONFIG_FB_TRIPLE_FRAMEBUFFER
+ #define FRAMEBUFFER_NR		(3)