diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c | 49 |
1 files changed, 19 insertions, 30 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c index fe5b702c75ce..72bfd556981a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c @@ -98,10 +98,8 @@ static uint32_t kgd_address_watch_get_offset(struct kgd_dev *kgd, unsigned int watch_point_id, unsigned int reg_offset); -static bool get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd, - uint8_t vmid); -static uint16_t get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd, - uint8_t vmid); +static bool get_atc_vmid_pasid_mapping_info(struct kgd_dev *kgd, + uint8_t vmid, uint16_t *p_pasid); static void set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid, uint64_t page_table_base); static int invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid); @@ -155,10 +153,8 @@ static const struct kfd2kgd_calls kfd2kgd = { .address_watch_execute = kgd_address_watch_execute, .wave_control_execute = kgd_wave_control_execute, .address_watch_get_offset = kgd_address_watch_get_offset, - .get_atc_vmid_pasid_mapping_pasid = - get_atc_vmid_pasid_mapping_pasid, - .get_atc_vmid_pasid_mapping_valid = - get_atc_vmid_pasid_mapping_valid, + .get_atc_vmid_pasid_mapping_info = + get_atc_vmid_pasid_mapping_info, .get_tile_config = amdgpu_amdkfd_get_tile_config, .set_vm_context_page_table_base = set_vm_context_page_table_base, .invalidate_tlbs = invalidate_tlbs, @@ -775,26 +771,17 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd, return 0; } -static bool get_atc_vmid_pasid_mapping_valid(struct kgd_dev *kgd, - uint8_t vmid) +static bool 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; -} - -static uint16_t 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) @@ -826,6 +813,8 @@ static int invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid) { struct amdgpu_device *adev = (struct amdgpu_device *) kgd; int vmid; + uint16_t queried_pasid; + bool ret; struct amdgpu_ring *ring = &adev->gfx.kiq.ring; if (amdgpu_emu_mode == 0 && ring->sched.ready) @@ -834,13 +823,13 @@ static int 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 (get_atc_vmid_pasid_mapping_valid(kgd, vmid)) { - if (get_atc_vmid_pasid_mapping_pasid(kgd, vmid) - == pasid) { - amdgpu_gmc_flush_gpu_tlb(adev, vmid, - AMDGPU_GFXHUB_0, 0); - break; - } + + ret = get_atc_vmid_pasid_mapping_info(kgd, vmid, + &queried_pasid); + if (ret && queried_pasid == pasid) { + amdgpu_gmc_flush_gpu_tlb(adev, vmid, + AMDGPU_GFXHUB_0, 0); + break; } } |