drm/radeon/kms: add some missing semaphore init
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 636660f..ae09fe8 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1455,6 +1455,7 @@
#endif
WREG32(CP_RB_CNTL, tmp);
WREG32(CP_SEM_WAIT_TIMER, 0x0);
+ WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
/* Set the write pointer delay */
WREG32(CP_RB_WPTR_DELAY, 0);
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index b502216..74713d4 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -108,6 +108,7 @@
#define CP_RB_WPTR_ADDR_HI 0xC11C
#define CP_RB_WPTR_DELAY 0x8704
#define CP_SEM_WAIT_TIMER 0x85BC
+#define CP_SEM_INCOMPLETE_TIMER_CNTL 0x85C8
#define CP_DEBUG 0xC1FC
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 3211372..db09065 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1219,6 +1219,7 @@
RREG32(GRBM_SOFT_RESET);
WREG32(CP_SEM_WAIT_TIMER, 0x0);
+ WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
/* Set the write pointer delay */
WREG32(CP_RB_WPTR_DELAY, 0);
diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h
index f9df2a6..9a7f3b6 100644
--- a/drivers/gpu/drm/radeon/nid.h
+++ b/drivers/gpu/drm/radeon/nid.h
@@ -222,6 +222,7 @@
#define SCRATCH_UMSK 0x8540
#define SCRATCH_ADDR 0x8544
#define CP_SEM_WAIT_TIMER 0x85BC
+#define CP_SEM_INCOMPLETE_TIMER_CNTL 0x85C8
#define CP_COHER_CNTL2 0x85E8
#define CP_ME_CNTL 0x86D8
#define CP_ME_HALT (1 << 28)