| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.12 32/84] drm/amdgpu/gfx6: properly cache mc_arb_ramcfg | Date | Wed, 19 Jul 2017 11:43:38 +0200 |
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4.12-stable review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit 6653ebd48f493efe3f3598ff3fe7b3d5451665df upstream.
This was missing for gfx6.
Acked-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -1688,7 +1688,8 @@ static void gfx_v6_0_gpu_init(struct amd WREG32(mmBIF_FB_EN, BIF_FB_EN__FB_READ_EN_MASK | BIF_FB_EN__FB_WRITE_EN_MASK); mc_shared_chmap = RREG32(mmMC_SHARED_CHMAP); - mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG); + adev->gfx.config.mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG); + mc_arb_ramcfg = adev->gfx.config.mc_arb_ramcfg; adev->gfx.config.num_tile_pipes = adev->gfx.config.max_tile_pipes; adev->gfx.config.mem_max_burst_length_bytes = 256;
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