diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2019-06-28 11:07:53 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-07-18 14:18:06 -0500 |
| commit | bfa3a9bb9859849ef2e8c0ee4628e8ed5aa13024 (patch) | |
| tree | 2428509d016cde35df35e540484baa392dfe7fa5 /drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | |
| parent | d57c3d5634a305ab1575e573ef0fb0af73ac2957 (diff) | |
drm/amdgpu: keep stolen memory for arct
Any dce register read back from arct is invalid. use hard code
stolen memory for arct until we validate the s3.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index a05040249a50..9b6afed0129f 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -645,6 +645,7 @@ static bool gmc_v9_0_keep_stolen_memory(struct amdgpu_device *adev) switch (adev->asic_type) { case CHIP_VEGA10: case CHIP_RAVEN: + case CHIP_ARCTURUS: return true; case CHIP_VEGA12: case CHIP_VEGA20: @@ -945,7 +946,7 @@ static int gmc_v9_0_gart_init(struct amdgpu_device *adev) static unsigned gmc_v9_0_get_vbios_fb_size(struct amdgpu_device *adev) { - u32 d1vga_control = RREG32_SOC15(DCE, 0, mmD1VGA_CONTROL); + u32 d1vga_control; unsigned size; /* @@ -955,6 +956,7 @@ static unsigned gmc_v9_0_get_vbios_fb_size(struct amdgpu_device *adev) if (gmc_v9_0_keep_stolen_memory(adev)) return 9 * 1024 * 1024; + d1vga_control = RREG32_SOC15(DCE, 0, mmD1VGA_CONTROL); if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) { size = 9 * 1024 * 1024; /* reserve 8MB for vga emulator and 1 MB for FB */ } else { |