From 69b8d30757fa392c3d6b26cc3ee4b76c00961d4e Mon Sep 17 00:00:00 2001
From: Li Huang <putin.li@rock-chips.com>
Date: Thu, 13 Feb 2020 09:48:21 +0800
Subject: [PATCH] RK3368 GPU: CacheOpSetTimeline(): realize
 sw_sync_timeline_inc() on 4.19

Change-Id: I43bdae99426dd0cb4e2d03a5c8278a1da6b6834f
Signed-off-by: Li Huang <putin.li@rock-chips.com>
---
 drivers/staging/imgtec/rogue/Makefile   | 1 +
 drivers/staging/imgtec/rogue/cache_km.c | 8 ++++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/imgtec/rogue/Makefile b/drivers/staging/imgtec/rogue/Makefile
index 9d0f4f31db4a..afbc761fe337 100644
--- a/drivers/staging/imgtec/rogue/Makefile
+++ b/drivers/staging/imgtec/rogue/Makefile
@@ -4,6 +4,7 @@ ccflags-y += -include $(srctree)/drivers/staging/imgtec/config_kernel.h \
  -I$(srctree)/$(src) \
  -I$(srctree)/$(src)/hwdefs \
  -I$(srctree)/$(src)/hwdefs/km \
+ -I$(srctree)/drivers/dma-buf \
  -I$(srctree)/$(src)/rk3368
 ccflags-$(CONFIG_X86) += -mno-soft-float
 
diff --git a/drivers/staging/imgtec/rogue/cache_km.c b/drivers/staging/imgtec/rogue/cache_km.c
index e883c9921e83..95d42da12344 100644
--- a/drivers/staging/imgtec/rogue/cache_km.c
+++ b/drivers/staging/imgtec/rogue/cache_km.c
@@ -64,6 +64,9 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "ri_server.h"
 #endif
 
+#include "sync_debug.h"
+#include <linux/ioctl.h>
+
 /* Top-level file-local build definitions */
 #if defined(DEBUG) && defined(LINUX)
 	#define CACHEOP_DEBUG
@@ -1645,6 +1648,8 @@ PVRSRV_ERROR CacheOpSetTimeline (IMG_INT32 i32Timeline)
 {
 	PVRSRV_ERROR eError;
 
+	unsigned int count = 1;
+
 #if defined(SUPPORT_RANGEBASED_CACHEFLUSH_DEFERRED)
 	PVRSRV_DATA *psPVRSRVData = PVRSRVGetPVRSRVData();
 	CACHEOP_WORK_ITEM *psCacheOpWorkItem;
@@ -1709,8 +1714,7 @@ PVRSRV_ERROR CacheOpSetTimeline (IMG_INT32 i32Timeline)
     sw_sync_timeline_inc(psFile->private_data, 1);
 #else
 	//Warning
-    //if (0 != sw_sync_ioctl_inc(psFile->private_data, count))
-    //    printk("PVR SW_SYNC_IOC_INC failed \n");
+	sync_timeline_signal( (struct sync_timeline *)(psFile->private_data), count);
 #endif
 	fput(psFile);