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    Subject[PATCH 5.1 75/96] drm/amdgpu/gfx9: use reset default for PA_SC_FIFO_SIZE
    Date
    From: Alex Deucher <alexander.deucher@amd.com>

    commit 25f09f858835b0e9a06213811031190a17d8ab78 upstream.

    Recommended by the hw team.

    Reviewed-and-Tested-by: Huang Rui <ray.huang@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Cc: stable@vger.kernel.org
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 19 -------------------
    1 file changed, 19 deletions(-)

    --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
    +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
    @@ -1899,25 +1899,6 @@ static void gfx_v9_0_constants_init(stru
    mutex_unlock(&adev->srbm_mutex);

    gfx_v9_0_init_compute_vmid(adev);
    -
    - mutex_lock(&adev->grbm_idx_mutex);
    - /*
    - * making sure that the following register writes will be broadcasted
    - * to all the shaders
    - */
    - gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
    -
    - WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
    - (adev->gfx.config.sc_prim_fifo_size_frontend <<
    - PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
    - (adev->gfx.config.sc_prim_fifo_size_backend <<
    - PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
    - (adev->gfx.config.sc_hiz_tile_fifo_size <<
    - PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
    - (adev->gfx.config.sc_earlyz_tile_fifo_size <<
    - PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
    - mutex_unlock(&adev->grbm_idx_mutex);
    -
    }

    static void gfx_v9_0_wait_for_rlc_serdes(struct amdgpu_device *adev)

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