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 | 175 |
1 files changed, 59 insertions, 116 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 e7861f0ef415..8562afe5b761 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c @@ -103,13 +103,13 @@ static void acquire_queue(struct kgd_dev *kgd, uint32_t pipe_id, lock_srbm(kgd, mec, pipe, queue_id, 0); } -static uint32_t get_queue_mask(struct amdgpu_device *adev, +static uint64_t get_queue_mask(struct amdgpu_device *adev, uint32_t pipe_id, uint32_t queue_id) { - unsigned int bit = (pipe_id * adev->gfx.mec.num_queue_per_pipe + - queue_id) & 31; + unsigned int bit = pipe_id * adev->gfx.mec.num_queue_per_pipe + + queue_id; - return ((uint32_t)1) << bit; + return 1ull << bit; } static void release_queue(struct kgd_dev *kgd) @@ -258,21 +258,6 @@ int kgd_gfx_v9_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id, acquire_queue(kgd, pipe_id, queue_id); - /* HIQ is set during driver init period with vmid set to 0*/ - if (m->cp_hqd_vmid == 0) { - uint32_t value, mec, pipe; - - mec = (pipe_id / adev->gfx.mec.num_pipe_per_mec) + 1; - pipe = (pipe_id % adev->gfx.mec.num_pipe_per_mec); - - pr_debug("kfd: set HIQ, mec:%d, pipe:%d, queue:%d.\n", - mec, pipe, queue_id); - value = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CP_SCHEDULERS)); - value = REG_SET_FIELD(value, RLC_CP_SCHEDULERS, scheduler1, - ((mec << 5) | (pipe << 3) | queue_id | 0x80)); - WREG32_RLC(SOC15_REG_OFFSET(GC, 0, mmRLC_CP_SCHEDULERS), value); - } - /* HQD registers extend from CP_MQD_BASE_ADDR to CP_HQD_EOP_WPTR_MEM. */ mqd_hqd = &m->cp_mqd_base_addr_lo; hqd_base = SOC15_REG_OFFSET(GC, 0, mmCP_MQD_BASE_ADDR); @@ -323,7 +308,7 @@ int kgd_gfx_v9_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id, WREG32_RLC(SOC15_REG_OFFSET(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI), upper_32_bits((uintptr_t)wptr)); WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_PQ_WPTR_POLL_CNTL1), - get_queue_mask(adev, pipe_id, queue_id)); + (uint32_t)get_queue_mask(adev, pipe_id, queue_id)); } /* Start the EOP fetcher */ @@ -339,6 +324,59 @@ int kgd_gfx_v9_hqd_load(struct kgd_dev *kgd, void *mqd, uint32_t pipe_id, return 0; } +int kgd_gfx_v9_hiq_mqd_load(struct kgd_dev *kgd, void *mqd, + uint32_t pipe_id, uint32_t queue_id, + uint32_t doorbell_off) +{ + struct amdgpu_device *adev = get_amdgpu_device(kgd); + struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring; + struct v9_mqd *m; + uint32_t mec, pipe; + int r; + + m = get_mqd(mqd); + + acquire_queue(kgd, pipe_id, queue_id); + + mec = (pipe_id / adev->gfx.mec.num_pipe_per_mec) + 1; + pipe = (pipe_id % adev->gfx.mec.num_pipe_per_mec); + + pr_debug("kfd: set HIQ, mec:%d, pipe:%d, queue:%d.\n", + mec, pipe, queue_id); + + spin_lock(&adev->gfx.kiq.ring_lock); + r = amdgpu_ring_alloc(kiq_ring, 7); + if (r) { + pr_err("Failed to alloc KIQ (%d).\n", r); + goto out_unlock; + } + + amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5)); + amdgpu_ring_write(kiq_ring, + PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */ + PACKET3_MAP_QUEUES_VMID(m->cp_hqd_vmid) | /* VMID */ + PACKET3_MAP_QUEUES_QUEUE(queue_id) | + PACKET3_MAP_QUEUES_PIPE(pipe) | + PACKET3_MAP_QUEUES_ME((mec - 1)) | + PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */ + PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) | /* alloc format: all_on_one_pipe */ + PACKET3_MAP_QUEUES_ENGINE_SEL(1) | /* engine_sel: hiq */ + PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */ + amdgpu_ring_write(kiq_ring, + PACKET3_MAP_QUEUES_DOORBELL_OFFSET(doorbell_off)); + amdgpu_ring_write(kiq_ring, m->cp_mqd_base_addr_lo); + amdgpu_ring_write(kiq_ring, m->cp_mqd_base_addr_hi); + amdgpu_ring_write(kiq_ring, m->cp_hqd_pq_wptr_poll_addr_lo); + amdgpu_ring_write(kiq_ring, m->cp_hqd_pq_wptr_poll_addr_hi); + amdgpu_ring_commit(kiq_ring); + +out_unlock: + spin_unlock(&adev->gfx.kiq.ring_lock); + release_queue(kgd); + + return r; +} + int kgd_gfx_v9_hqd_dump(struct kgd_dev *kgd, uint32_t pipe_id, uint32_t queue_id, uint32_t (**dump)[2], uint32_t *n_regs) @@ -617,100 +655,6 @@ bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(struct kgd_dev *kgd, return !!(value & ATC_VMID0_PASID_MAPPING__VALID_MASK); } -static int invalidate_tlbs_with_kiq(struct amdgpu_device *adev, uint16_t pasid, - uint32_t flush_type) -{ - signed long r; - uint32_t seq; - struct amdgpu_ring *ring = &adev->gfx.kiq.ring; - - spin_lock(&adev->gfx.kiq.ring_lock); - amdgpu_ring_alloc(ring, 12); /* fence + invalidate_tlbs package*/ - amdgpu_ring_write(ring, PACKET3(PACKET3_INVALIDATE_TLBS, 0)); - amdgpu_ring_write(ring, - PACKET3_INVALIDATE_TLBS_DST_SEL(1) | - PACKET3_INVALIDATE_TLBS_ALL_HUB(1) | - PACKET3_INVALIDATE_TLBS_PASID(pasid) | - PACKET3_INVALIDATE_TLBS_FLUSH_TYPE(flush_type)); - amdgpu_fence_emit_polling(ring, &seq); - amdgpu_ring_commit(ring); - spin_unlock(&adev->gfx.kiq.ring_lock); - - r = amdgpu_fence_wait_polling(ring, seq, adev->usec_timeout); - if (r < 1) { - DRM_ERROR("wait for kiq fence error: %ld.\n", r); - return -ETIME; - } - - return 0; -} - -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; - - if (adev->in_gpu_reset) - return -EIO; - if (adev->gmc.xgmi.num_physical_nodes && - adev->asic_type == CHIP_VEGA20) - flush_type = 2; - - if (ring->sched.ready) - return invalidate_tlbs_with_kiq(adev, pasid, flush_type); - - for (vmid = 0; vmid < 16; vmid++) { - if (!amdgpu_amdkfd_is_kfd_vmid(adev, vmid)) - continue; - - 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; - } - } - - return 0; -} - -int kgd_gfx_v9_invalidate_tlbs_vmid(struct kgd_dev *kgd, uint16_t vmid) -{ - struct amdgpu_device *adev = (struct amdgpu_device *) kgd; - int i; - - if (!amdgpu_amdkfd_is_kfd_vmid(adev, vmid)) { - pr_err("non kfd vmid %d\n", vmid); - return 0; - } - - /* Use legacy mode tlb invalidation. - * - * Currently on Raven the code below is broken for anything but - * legacy mode due to a MMHUB power gating problem. A workaround - * is for MMHUB to wait until the condition PER_VMID_INVALIDATE_REQ - * == PER_VMID_INVALIDATE_ACK instead of simply waiting for the ack - * bit. - * - * TODO 1: agree on the right set of invalidation registers for - * KFD use. Use the last one for now. Invalidate both GC and - * MMHUB. - * - * TODO 2: support range-based invalidation, requires kfg2kgd - * interface change - */ - for (i = 0; i < adev->num_vmhubs; i++) - amdgpu_gmc_flush_gpu_tlb(adev, vmid, i, 0); - - return 0; -} - int kgd_gfx_v9_address_watch_disable(struct kgd_dev *kgd) { return 0; @@ -778,6 +722,7 @@ const struct kfd2kgd_calls gfx_v9_kfd2kgd = { .set_pasid_vmid_mapping = kgd_gfx_v9_set_pasid_vmid_mapping, .init_interrupts = kgd_gfx_v9_init_interrupts, .hqd_load = kgd_gfx_v9_hqd_load, + .hiq_mqd_load = kgd_gfx_v9_hiq_mqd_load, .hqd_sdma_load = kgd_hqd_sdma_load, .hqd_dump = kgd_gfx_v9_hqd_dump, .hqd_sdma_dump = kgd_hqd_sdma_dump, @@ -793,7 +738,5 @@ const struct kfd2kgd_calls gfx_v9_kfd2kgd = { 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, - .invalidate_tlbs_vmid = kgd_gfx_v9_invalidate_tlbs_vmid, .get_hive_id = amdgpu_amdkfd_get_hive_id, }; |