Re: [PATCH] drm/amdgpu: Write blocked CP registers using RLC on VF

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On Tue, Feb 25, 2020 at 9:46 PM Rohit Khaire <Rohit.Khaire@xxxxxxx> wrote:
>
> This change programs CP_ME_CNTL and RLC_CSIB_* through RLC
>
> Signed-off-by: Rohit Khaire <Rohit.Khaire@xxxxxxx>

Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
> index 44f00ecea322..8f99bc6163b7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
> @@ -1783,11 +1783,11 @@ static int gfx_v10_0_init_csb(struct amdgpu_device *adev)
>         adev->gfx.rlc.funcs->get_csb_buffer(adev, adev->gfx.rlc.cs_ptr);
>
>         /* csib */
> -       WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_HI,
> +       WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI,
>                      adev->gfx.rlc.clear_state_gpu_addr >> 32);
> -       WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_LO,
> +       WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO,
>                      adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
> -       WREG32_SOC15(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
> +       WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
>
>         return 0;
>  }
> @@ -2395,7 +2395,7 @@ static int gfx_v10_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
>                 for (i = 0; i < adev->gfx.num_gfx_rings; i++)
>                         adev->gfx.gfx_ring[i].sched.ready = false;
>         }
> -       WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
> +       WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp);
>
>         for (i = 0; i < adev->usec_timeout; i++) {
>                 if (RREG32_SOC15(GC, 0, mmCP_STAT) == 0)
> --
> 2.17.1
>
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> amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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