From 495eab932257c0925a4ab89071c43249ec1d1698 Mon Sep 17 00:00:00 2001
From: notaz <notasas@gmail.com>
Date: Fri, 4 Feb 2011 15:00:03 +0200
Subject: [PATCH] gpu_unai: support bgr888->rgb565 conversion for maemo

---
 Makefile.maemo            |  1 +
 frontend/arm_utils.h      |  9 +++++++++
 plugins/gpu_unai/Makefile |  3 +++
 plugins/gpu_unai/gpu.cpp  | 10 ++++++++--
 4 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/Makefile.maemo b/Makefile.maemo
index 8a710cc3..06f21dc7 100644
--- a/Makefile.maemo
+++ b/Makefile.maemo
@@ -2,6 +2,7 @@ USE_GTK=1
 USE_ALSA=1
 USE_OSS=0
 
+export MAEMO=1
 LDFLAGS += $(shell pkg-config --libs hildon-1 libpulse)
 EXTRA_CFLAGS += -march=armv7-a -O3 -mfpu=neon -funsafe-math-optimizations \
 	-mstructure-size-boundary=32 -falign-functions=32 -falign-loops \
diff --git a/frontend/arm_utils.h b/frontend/arm_utils.h
index f7d637e9..a5dcb9b6 100644
--- a/frontend/arm_utils.h
+++ b/frontend/arm_utils.h
@@ -1,3 +1,12 @@
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 void bgr555_to_rgb565(void *dst, void *src, int bytes);
 void bgr888_to_rgb888(void *dst, void *src, int bytes);
 void bgr888_to_rgb565(void *dst, void *src, int bytes);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/plugins/gpu_unai/Makefile b/plugins/gpu_unai/Makefile
index a89ca6bf..e7640c6a 100644
--- a/plugins/gpu_unai/Makefile
+++ b/plugins/gpu_unai/Makefile
@@ -4,6 +4,9 @@ CFLAGS += -ggdb -fPIC -Wall -DREARMED
 ifndef DEBUG
 CFLAGS += -O2 -ffast-math -fomit-frame-pointer
 endif
+ifdef MAEMO
+CFLAGS += -DMAEMO
+endif
 CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp
 # -fschedule-insns (from -O2+) causes bugs, probably bad asm() statements
 CFLAGS += -fno-schedule-insns -fno-schedule-insns2
diff --git a/plugins/gpu_unai/gpu.cpp b/plugins/gpu_unai/gpu.cpp
index f6dd167c..5152327a 100644
--- a/plugins/gpu_unai/gpu.cpp
+++ b/plugins/gpu_unai/gpu.cpp
@@ -864,11 +864,10 @@ void  GPU_updateLace(void)
 #else
 
 #include "../../frontend/plugin_lib.h"
+#include "../../frontend/arm_utils.h"
 
 extern "C" {
 
-extern void bgr555_to_rgb565(void *dst, void *src, int bytes);
-extern void bgr888_to_rgb888(void *dst, void *src, int bytes);
 static const struct rearmed_cbs *cbs;
 static void *screen_buf;
 
@@ -904,10 +903,17 @@ static void blit(void)
 
 	if (isRGB24)
 	{
+#ifndef MAEMO
 		for (; h1-- > 0; dest += w0 * 3, srcs += 1024)
 		{
 			bgr888_to_rgb888(dest, srcs, w0 * 3);
 		}
+#else
+		for (; h1-- > 0; dest += w0 * 2, srcs += 1024)
+		{
+			bgr888_to_rgb565(dest, srcs, w0 * 3);
+		}
+#endif
 	}
 	else
 	{
-- 
2.39.2