[PATCH] drm/amdgpu/gfx9: correct the emit_frame_size

[Alex Deucher]

On Mon, Apr 2, 2018 at 6:19 AM, Emily Deng <Emily.Deng at amd.com> wrote:
> As the tlb flush commands are combined to one command
> now, so need to modify the emit frame size.
>
> Signed-off-by: Emily Deng <Emily.Deng at amd.com>

I've reverted the patches.  They seem to regress other gfx9 parts.

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> index 566b7eb..f388764 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> @@ -4379,7 +4379,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
>         .emit_frame_size = /* totally 242 maximum if 16 IBs */
>                 5 +  /* COND_EXEC */
>                 7 +  /* PIPELINE_SYNC */
> -               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
> +               (SOC15_FLUSH_GPU_TLB_NUM_WREG - 1) * 5 +
>                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
>                 2 + /* VM_FLUSH */
>                 8 +  /* FENCE for VM_FLUSH */
> @@ -4432,7 +4432,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
>                 7 + /* gfx_v9_0_ring_emit_hdp_flush */
>                 5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
>                 7 + /* gfx_v9_0_ring_emit_pipeline_sync */
> -               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
> +               (SOC15_FLUSH_GPU_TLB_NUM_WREG - 1) * 5 +
>                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
>                 2 + /* gfx_v9_0_ring_emit_vm_flush */
>                 8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
> @@ -4468,7 +4468,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
>                 7 + /* gfx_v9_0_ring_emit_hdp_flush */
>                 5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
>                 7 + /* gfx_v9_0_ring_emit_pipeline_sync */
> -               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
> +               (SOC15_FLUSH_GPU_TLB_NUM_WREG - 1) * 5 +
>                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
>                 2 + /* gfx_v9_0_ring_emit_vm_flush */
>                 8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
> --
> 2.7.4
>
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