2011/8/19 Michel Dänzer <michel@xxxxxxxxxxx>:
> From: Michel Dänzer <michel.daenzer@xxxxxxx>
>
> Signed-off-by: Michel Dänzer <michel.daenzer@xxxxxxx>
Should probably also take into account the additional CP rings we
allocate on cayman.
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/radeon/radeon_test.c | 10 +++++++---
> 1 files changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_test.c b/drivers/gpu/drm/radeon/radeon_test.c
> index dee4a0c..1ebd0fe 100644
> --- a/drivers/gpu/drm/radeon/radeon_test.c
> +++ b/drivers/gpu/drm/radeon/radeon_test.c
> @@ -40,10 +40,14 @@ void radeon_test_moves(struct radeon_device *rdev)
> size = 1024 * 1024;
>
> /* Number of tests =
> - * (Total GTT - IB pool - writeback page - ring buffer) / test size
> + * (Total GTT - IB pool - writeback page - ring buffers) / test size
> */
> - n = ((u32)(rdev->mc.gtt_size - RADEON_IB_POOL_SIZE*64*1024 - RADEON_GPU_PAGE_SIZE -
> - rdev->cp.ring_size)) / size;
> + n = rdev->mc.gtt_size - RADEON_IB_POOL_SIZE*64*1024 - rdev->cp.ring_size;
> + if (rdev->wb.wb_obj)
> + n -= RADEON_GPU_PAGE_SIZE;
> + if (rdev->ih.ring_obj)
> + n -= rdev->ih.ring_size;
> + n /= size;
>
> gtt_obj = kzalloc(n * sizeof(*gtt_obj), GFP_KERNEL);
> if (!gtt_obj) {
> --
> 1.7.5.4
>
>
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