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drm/amd/amdgpu: Tidy up gmc_v9_0_hw_init()

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Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tom St Denis 2017-09-01 09:53:44 -04:00 committed by Alex Deucher
parent 846347c9f5
commit 4d9c333a46
1 changed files with 2 additions and 8 deletions
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10
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
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@ -749,17 +749,11 @@ static int gmc_v9_0_hw_init(void *handle)
gmc_v9_0_init_golden_registers(adev);
if (adev->mode_info.num_crtc) {
u32 tmp;
/* Lockout access through VGA aperture*/
tmp = RREG32_SOC15(DCE, 0, mmVGA_HDP_CONTROL);
tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
WREG32_SOC15(DCE, 0, mmVGA_HDP_CONTROL, tmp);
WREG32_FIELD15(DCE, 0, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
/* disable VGA render */
tmp = RREG32_SOC15(DCE, 0, mmVGA_RENDER_CONTROL);
tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
WREG32_SOC15(DCE, 0, mmVGA_RENDER_CONTROL, tmp);
WREG32_FIELD15(DCE, 0, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
}
r = gmc_v9_0_gart_enable(adev);