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drm/amdgpu: setup the shared and private apertures on gfx9 

Same as previous asics.  This was not yet set for gfx9.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Alex Deucher 2017-12-08 15:09:20 -05:00
parent 8854695add
commit a7ea6548a5
2 changed files with 20 additions and 5 deletions
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17
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -1529,11 +1529,18 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
for (i = 0; i < 16; i++) {
soc15_grbm_select(adev, 0, 0, 0, i);
/* CP and shaders */
tmp = 0;
tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
if (i == 0) {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
} else {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
tmp = adev->mc.shared_aperture_start >> 48;
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
}
}
soc15_grbm_select(adev, 0, 0, 0, 0);

8
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
View File

@ -499,6 +499,14 @@ static int gmc_v9_0_early_init(void *handle)
gmc_v9_0_set_gart_funcs(adev);
gmc_v9_0_set_irq_funcs(adev);
adev->mc.shared_aperture_start = 0x2000000000000000ULL;
adev->mc.shared_aperture_end =
adev->mc.shared_aperture_start + (4ULL << 30) - 1;
adev->mc.private_aperture_start =
adev->mc.shared_aperture_end + 1;
adev->mc.private_aperture_end =
adev->mc.private_aperture_start + (4ULL << 30) - 1;
return 0;
}