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drm/amdgpu/si: Call amdgpu_ttm_set_active_vram_size from si_dma_start/stop

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Without this, we were only ever using the first 256MB of VRAM.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97593
Tested-by: Konstantin A. Lepikhov <lakostis@altlinux.org>
Tested-by: Arek Ruśniak <arek.rusi@gmail.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer 2016-09-07 11:51:06 +09:00 committed by Alex Deucher
parent 8640faed5a
commit e7b54945f5
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/si_dma.c
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@ -132,6 +132,8 @@ static void si_dma_stop(struct amdgpu_device *adev)
rb_cntl &= ~DMA_RB_ENABLE;
WREG32(DMA_RB_CNTL + sdma_offsets[i], rb_cntl);
if (adev->mman.buffer_funcs_ring == ring)
amdgpu_ttm_set_active_vram_size(adev, adev->mc.visible_vram_size);
ring->ready = false;
}
}
@ -192,6 +194,9 @@ static int si_dma_start(struct amdgpu_device *adev)
ring->ready = false;
return r;
}
if (adev->mman.buffer_funcs_ring == ring)
amdgpu_ttm_set_active_vram_size(adev, adev->mc.real_vram_size);
}
return 0;