Initialize the cpu/gpu address of rptr/wptr/fence.
Signed-off-by: Jack Xiao <jack.x...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 37 ++++++++++++++++++++----
1 file changed, 32 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 13ea8ebc421c..ff63ecc861bc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -150,6 +150,12 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring)
ring->funcs->end_use(ring);
}
+#define amdgpu_ring_get_gpu_addr(ring, offset) \
+ (ring->adev->wb.gpu_addr + offset * 4)
+
+#define amdgpu_ring_get_cpu_addr(ring, offset) \
+ (&ring->adev->wb.wb[offset])
+
/**
* amdgpu_ring_init - init driver ring struct.
*
@@ -217,17 +223,38 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct
amdgpu_ring *ring,
"(%d) ring trail_fence_offs wb alloc failed\n", r);
return r;
}
- ring->trail_fence_gpu_addr =
- adev->wb.gpu_addr + (ring->trail_fence_offs * 4);
- ring->trail_fence_cpu_addr = &adev->wb.wb[ring->trail_fence_offs];
r = amdgpu_device_wb_get(adev, &ring->cond_exe_offs);
if (r) {
dev_err(adev->dev, "(%d) ring cond_exec_polling wb alloc
failed\n", r);
return r;
}
- ring->cond_exe_gpu_addr = adev->wb.gpu_addr + (ring->cond_exe_offs * 4);
- ring->cond_exe_cpu_addr = &adev->wb.wb[ring->cond_exe_offs];
+
+ ring->fence_gpu_addr =
+ amdgpu_ring_get_gpu_addr(ring, ring->fence_offs);
+ ring->fence_cpu_addr =
+ amdgpu_ring_get_cpu_addr(ring, ring->fence_offs);
+
+ ring->rptr_gpu_addr =
+ amdgpu_ring_get_gpu_addr(ring, ring->rptr_offs);
+ ring->rptr_cpu_addr =
+ amdgpu_ring_get_cpu_addr(ring, ring->rptr_offs);
+
+ ring->wptr_gpu_addr =
+ amdgpu_ring_get_gpu_addr(ring, ring->wptr_offs);
+ ring->wptr_cpu_addr =
+ amdgpu_ring_get_cpu_addr(ring, ring->wptr_offs);
+
+ ring->trail_fence_gpu_addr =
+ amdgpu_ring_get_gpu_addr(ring, ring->trail_fence_offs);
+ ring->trail_fence_cpu_addr =
+ amdgpu_ring_get_cpu_addr(ring, ring->trail_fence_offs);
+
+ ring->cond_exe_gpu_addr =
+ amdgpu_ring_get_gpu_addr(ring, ring->cond_exe_offs);
+ ring->cond_exe_cpu_addr =
+ amdgpu_ring_get_cpu_addr(ring, ring->cond_exe_offs);
+
/* always set cond_exec_polling to CONTINUE */
*ring->cond_exe_cpu_addr = 1;
--
2.26.2
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