From: Alex Deucher <alexander.deuc...@amd.com>
Type 2 packets are deprecated on CIK MEC and we should use
type 3 nop packets. Setting the count field to the max value
(0x3fff) indicates that only one dword should be skipped
like a type 2 packet.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/radeon/cik.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 9d2d6bb..08dc4c2 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -5470,7 +5470,7 @@ static int cik_startup(struct radeon_device *rdev)
ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size,
RADEON_WB_CP1_RPTR_OFFSET,
CP_HQD_PQ_RPTR, CP_HQD_PQ_WPTR,
- 0, 0xfffff, RADEON_CP_PACKET2);
+ 0, 0xfffff, PACKET3(PACKET3_NOP, 0x3FFF));
if (r)
return r;
ring->me = 1; /* first MEC */
@@ -5484,7 +5484,7 @@ static int cik_startup(struct radeon_device *rdev)
ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size,
RADEON_WB_CP2_RPTR_OFFSET,
CP_HQD_PQ_RPTR, CP_HQD_PQ_WPTR,
- 0, 0xffffffff, RADEON_CP_PACKET2);
+ 0, 0xffffffff, PACKET3(PACKET3_NOP, 0x3FFF));
if (r)
return r;
/* dGPU only have 1 MEC */
--
1.7.7.5
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