diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2017-08-22 12:21:07 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-08-24 11:48:44 -0400 |
| commit | 5df239ff222509365769ce1a4efdd5924c9a15df (patch) | |
| tree | 7f8e01aef37925fa232894fadb101bf610cc91ad /drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | |
| parent | 547f1091b972cec23feec21611eb33105c86240c (diff) | |
drm/amdgpu: refine default gart size
Be more explicit and add comments explaining each case.
Also s/gart/GART/ in the parameter string as per Felix'
suggestion.
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index b9b9f680fc08..2027eb010a47 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -68,13 +68,39 @@ void amdgpu_gart_set_defaults(struct amdgpu_device *adev) u64 gart_size; if (amdgpu_gart_size == -1) { - /* make the GART larger for chips that - * dont' support VM for all rings - */ - if (adev->asic_type <= CHIP_STONEY) - gart_size = 1024; - else + switch (adev->asic_type) { +#ifdef CONFIG_DRM_AMDGPU_SI + case CHIP_HAINAN: /* no MM engines */ +#endif + case CHIP_TOPAZ: /* no MM engines */ + case CHIP_POLARIS11: /* all engines support GPUVM */ + case CHIP_POLARIS10: /* all engines support GPUVM */ + case CHIP_POLARIS12: /* all engines support GPUVM */ + case CHIP_VEGA10: /* all engines support GPUVM */ + default: gart_size = 256; + break; +#ifdef CONFIG_DRM_AMDGPU_SI + case CHIP_VERDE: /* UVD, VCE do not support GPUVM */ + case CHIP_TAHITI: /* UVD, VCE do not support GPUVM */ + case CHIP_PITCAIRN: /* UVD, VCE do not support GPUVM */ + case CHIP_OLAND: /* UVD, VCE do not support GPUVM */ +#endif +#ifdef CONFIG_DRM_AMDGPU_CIK + case CHIP_BONAIRE: /* UVD, VCE do not support GPUVM */ + case CHIP_HAWAII: /* UVD, VCE do not support GPUVM */ + case CHIP_KAVERI: /* UVD, VCE do not support GPUVM */ + case CHIP_KABINI: /* UVD, VCE do not support GPUVM */ + case CHIP_MULLINS: /* UVD, VCE do not support GPUVM */ +#endif + case CHIP_TONGA: /* UVD, VCE do not support GPUVM */ + case CHIP_FIJI: /* UVD, VCE do not support GPUVM */ + case CHIP_CARRIZO: /* UVD, VCE do not support GPUVM, DCE SG support */ + case CHIP_STONEY: /* UVD does not support GPUVM, DCE SG support */ + case CHIP_RAVEN: /* DCE SG support */ + gart_size = 1024; + break; + } } else { gart_size = amdgpu_gart_size; } |