Am 13.11.20 um 18:33 schrieb Nirmoy Das:
amdgpu_do_test_moves() is failing because of wrong
usable gart size calculation and throwing:
[drm:amdgpu_do_test_moves [amdgpu]] *ERROR* 0000000020bdc9f3 bind failed
Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index 6042b3b81a4c..7b230bcbf2c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -42,16 +42,11 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
size = 1024 * 1024;
/* Number of tests =
- * (Total GTT - IB pool - writeback page - ring buffers) / test size
+ * (Total GTT - gart_pin_size - (2 transfer windows for buffer moves)) / test size
*/
- n = adev->gmc.gart_size - AMDGPU_IB_POOL_SIZE;
- for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
- if (adev->rings[i])
- n -= adev->rings[i]->ring_size;
- if (adev->wb.wb_obj)
- n -= AMDGPU_GPU_PAGE_SIZE;
- if (adev->irq.ih.ring_obj)
- n -= adev->irq.ih.ring_size;
+ n = adev->gmc.gart_size - atomic64_read(&adev->gart_pin_size);
+ n -= AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS *
+ AMDGPU_GPU_PAGE_SIZE;
n /= size;
gtt_obj = kcalloc(n, sizeof(*gtt_obj), GFP_KERNEL);
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