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drm/amdgpu/sriov refine vcn_v2_5_early_init func 

refine the assignment for vcn.num_vcn_inst,
vcn.harvest_config, vcn.num_enc_rings in VF

Signed-off-by: Jack Zhang <Jack.Zhang1@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Zhang 2020-03-01 12:07:19 +08:00 committed by Alex Deucher
parent 69ddce0970
commit 5f87611582
1 changed files with 18 additions and 17 deletions
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35
drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
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@ -74,29 +74,30 @@ static int amdgpu_ih_clientid_vcns[] = {
static int vcn_v2_5_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->asic_type == CHIP_ARCTURUS) {
u32 harvest;
int i;
adev->vcn.num_vcn_inst = VCN25_MAX_HW_INSTANCES_ARCTURUS;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
harvest = RREG32_SOC15(UVD, i, mmCC_UVD_HARVESTING);
if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
adev->vcn.harvest_config |= 1 << i;
}
if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
AMDGPU_VCN_HARVEST_VCN1))
/* both instances are harvested, disable the block */
return -ENOENT;
} else
adev->vcn.num_vcn_inst = 1;
if (amdgpu_sriov_vf(adev)) {
adev->vcn.num_vcn_inst = 2;
adev->vcn.harvest_config = 0;
adev->vcn.num_enc_rings = 1;
} else {
if (adev->asic_type == CHIP_ARCTURUS) {
u32 harvest;
int i;
adev->vcn.num_vcn_inst = VCN25_MAX_HW_INSTANCES_ARCTURUS;
for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
harvest = RREG32_SOC15(UVD, i, mmCC_UVD_HARVESTING);
if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
adev->vcn.harvest_config |= 1 << i;
}
if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
AMDGPU_VCN_HARVEST_VCN1))
/* both instances are harvested, disable the block */
return -ENOENT;
} else
adev->vcn.num_vcn_inst = 1;
adev->vcn.num_enc_rings = 2;
}