On Fri, Oct 5, 2018 at 5:01 PM Marek Olšák <maraeo@xxxxxxxxx> wrote:
>
> From: Marek Olšák <marek.olsak@xxxxxxx>
>
> This increases performance of compute queues.
> EOP events (PKT3_RELEASE_MEM) are stored into these buffers.
>
> Signed-off-by: Marek Olšák <marek.olsak@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> index 0e72bc09939a..000180d79f30 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> @@ -2774,21 +2774,21 @@ static int gfx_v7_0_mec_init(struct amdgpu_device *adev)
> bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
>
> /* take ownership of the relevant compute queues */
> amdgpu_gfx_compute_queue_acquire(adev);
>
> /* allocate space for ALL pipes (even the ones we don't own) */
> mec_hpd_size = adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe_per_mec
> * GFX7_MEC_HPD_SIZE * 2;
>
> r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
> - AMDGPU_GEM_DOMAIN_GTT,
> + AMDGPU_GEM_DOMAIN_VRAM,
> &adev->gfx.mec.hpd_eop_obj,
> &adev->gfx.mec.hpd_eop_gpu_addr,
> (void **)&hpd);
> if (r) {
> dev_warn(adev->dev, "(%d) create, pin or map of HDP EOP bo failed\n", r);
> gfx_v7_0_mec_fini(adev);
> return r;
> }
>
> /* clear memory. Not sure if this is required or not */
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> index 191feafc3b60..8b6dae7a10bf 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> @@ -1436,21 +1436,21 @@ static int gfx_v8_0_mec_init(struct amdgpu_device *adev)
> size_t mec_hpd_size;
>
> bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
>
> /* take ownership of the relevant compute queues */
> amdgpu_gfx_compute_queue_acquire(adev);
>
> mec_hpd_size = adev->gfx.num_compute_rings * GFX8_MEC_HPD_SIZE;
>
> r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
> - AMDGPU_GEM_DOMAIN_GTT,
> + AMDGPU_GEM_DOMAIN_VRAM,
> &adev->gfx.mec.hpd_eop_obj,
> &adev->gfx.mec.hpd_eop_gpu_addr,
> (void **)&hpd);
> if (r) {
> dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
> return r;
> }
>
> memset(hpd, 0, mec_hpd_size);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> index a9d3d6a3fb41..3aaacf61d85e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> @@ -1247,21 +1247,21 @@ static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
>
> const struct gfx_firmware_header_v1_0 *mec_hdr;
>
> bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
>
> /* take ownership of the relevant compute queues */
> amdgpu_gfx_compute_queue_acquire(adev);
> mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
>
> r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
> - AMDGPU_GEM_DOMAIN_GTT,
> + AMDGPU_GEM_DOMAIN_VRAM,
> &adev->gfx.mec.hpd_eop_obj,
> &adev->gfx.mec.hpd_eop_gpu_addr,
> (void **)&hpd);
> if (r) {
> dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
> gfx_v9_0_mec_fini(adev);
> return r;
> }
>
> memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
> --
> 2.17.1
>
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