Re: [PATCH v2] drm/amdgpu/gfx9: fix ngg enablement to clear gds reserved memory (v2)

["Zhang, Jerry (Junwei)" <Jerry.Zhang-5C7GfCeVMHo@public.gmane.org>]

Please ignore this one, a minor update is coming.
Sorry for annoyance.

Jerry

On 01/11/2018 09:44 AM, Junwei Zhang wrote:
> v2: fix register access
>
> Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> index ae976e3..c73a476 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> @@ -1068,8 +1068,8 @@ static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
>   	adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
>   	adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
>   	adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
> -	adev->gfx.ngg.gds_reserve_addr = SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE);
> -	adev->gfx.ngg.gds_reserve_addr += adev->gds.mem.gfx_partition_size;
> +	adev->gfx.ngg.gds_reserve_addr = RREG32_SOC15(GC, 0, mmGDS_VMID0_BASE);
> +	adev->gfx.ngg.gds_reserve_addr += RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
>
>   	/* Primitive Buffer */
>   	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
> @@ -1181,13 +1181,15 @@ static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
>
>   	amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
>   	amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
> +				PACKET3_DMA_DATA_DST_SEL(0) |
>   				PACKET3_DMA_DATA_SRC_SEL(2)));
>   	amdgpu_ring_write(ring, 0);
>   	amdgpu_ring_write(ring, 0);
>   	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
>   	amdgpu_ring_write(ring, 0);
> -	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_size);
> -
> +	amdgpu_ring_write(ring, PACKET3_DMA_DATA_CMD_DAS |
> +				PACKET3_DMA_DATA_CMD_RAW_WAIT |
> +				adev->gfx.ngg.gds_reserve_size);
>
>   	gfx_v9_0_write_data_to_reg(ring, 0, false,
>   				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);
>
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