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drm/amdgpu: Add stolen reserved memory for MI25 SRIOV.

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MI25 SRIOV guest driver loading failed due to allocated memory overlaps
with firmware reserved area.
Allocate stolen reserved memory for MI25 SRIOV specifically to avoid the
memory overlap.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yongqiang Sun 2022-03-15 09:43:41 -04:00 committed by Alex Deucher
parent 3f54355284
commit faad5ccac1
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
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@ -639,6 +639,15 @@ void amdgpu_gmc_get_vbios_allocations(struct amdgpu_device *adev)
*/
switch (adev->asic_type) {
case CHIP_VEGA10:
adev->mman.keep_stolen_vga_memory = true;
/*
* VEGA10 SRIOV VF needs some firmware reserved area.
*/
if (amdgpu_sriov_vf(adev)) {
adev->mman.stolen_reserved_offset = 0x100000;
adev->mman.stolen_reserved_size = 0x600000;
}
break;
case CHIP_RAVEN:
case CHIP_RENOIR:
adev->mman.keep_stolen_vga_memory = true;