diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 45 |
1 files changed, 18 insertions, 27 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c index df90c2229f1a..50f885576bbe 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c @@ -612,26 +612,17 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd, return 0; } -bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd, - uint8_t vmid) +bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(struct kgd_dev *kgd, + uint8_t vmid, uint16_t *p_pasid) { - uint32_t reg; + uint32_t value; struct amdgpu_device *adev = (struct amdgpu_device *) kgd; - reg = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) + value = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) + vmid); - return reg & ATC_VMID0_PASID_MAPPING__VALID_MASK; -} - -uint16_t kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd, - uint8_t vmid) -{ - uint32_t reg; - struct amdgpu_device *adev = (struct amdgpu_device *) kgd; + *p_pasid = value & ATC_VMID0_PASID_MAPPING__PASID_MASK; - reg = RREG32(SOC15_REG_OFFSET(ATHUB, 0, mmATC_VMID0_PASID_MAPPING) - + vmid); - return reg & ATC_VMID0_PASID_MAPPING__PASID_MASK; + return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK); } static int invalidate_tlbs_with_kiq(struct amdgpu_device *adev, uint16_t pasid, @@ -666,6 +657,8 @@ int kgd_gfx_v9_invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid) { struct amdgpu_device *adev = (struct amdgpu_device *) kgd; int vmid, i; + uint16_t queried_pasid; + bool ret; struct amdgpu_ring *ring = &adev->gfx.kiq.ring; uint32_t flush_type = 0; @@ -681,14 +674,14 @@ int kgd_gfx_v9_invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid) for (vmid = 0; vmid < 16; vmid++) { if (!amdgpu_amdkfd_is_kfd_vmid(adev, vmid)) continue; - if (kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid(kgd, vmid)) { - if (kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid(kgd, vmid) - == pasid) { - for (i = 0; i < adev->num_vmhubs; i++) - amdgpu_gmc_flush_gpu_tlb(adev, vmid, - i, flush_type); - break; - } + + ret = kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(kgd, vmid, + &queried_pasid); + if (ret && queried_pasid == pasid) { + for (i = 0; i < adev->num_vmhubs; i++) + amdgpu_gmc_flush_gpu_tlb(adev, vmid, + i, flush_type); + break; } } @@ -813,10 +806,8 @@ static const struct kfd2kgd_calls kfd2kgd = { .address_watch_execute = kgd_gfx_v9_address_watch_execute, .wave_control_execute = kgd_gfx_v9_wave_control_execute, .address_watch_get_offset = kgd_gfx_v9_address_watch_get_offset, - .get_atc_vmid_pasid_mapping_pasid = - kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid, - .get_atc_vmid_pasid_mapping_valid = - kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid, + .get_atc_vmid_pasid_mapping_info = + kgd_gfx_v9_get_atc_vmid_pasid_mapping_info, .get_tile_config = kgd_gfx_v9_get_tile_config, .set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base, .invalidate_tlbs = kgd_gfx_v9_invalidate_tlbs, |