diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 266 |
1 files changed, 190 insertions, 76 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 9d3a0542c996..a22d88a4178a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -63,10 +63,10 @@ void amdgpu_queue_mask_bit_to_mec_queue(struct amdgpu_device *adev, int bit, } bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, - int mec, int pipe, int queue) + int xcc_id, int mec, int pipe, int queue) { return test_bit(amdgpu_gfx_mec_queue_to_bit(adev, mec, pipe, queue), - adev->gfx.mec.queue_bitmap); + adev->gfx.mec_bitmap[xcc_id].queue_bitmap); } int amdgpu_gfx_me_queue_to_bit(struct amdgpu_device *adev, @@ -204,29 +204,38 @@ bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev, void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev) { - int i, queue, pipe; + int i, j, queue, pipe; bool multipipe_policy = amdgpu_gfx_is_compute_multipipe_capable(adev); int max_queues_per_mec = min(adev->gfx.mec.num_pipe_per_mec * adev->gfx.mec.num_queue_per_pipe, adev->gfx.num_compute_rings); + int num_xcd = (adev->gfx.num_xcd > 1) ? adev->gfx.num_xcd : 1; if (multipipe_policy) { - /* policy: make queues evenly cross all pipes on MEC1 only */ - for (i = 0; i < max_queues_per_mec; i++) { - pipe = i % adev->gfx.mec.num_pipe_per_mec; - queue = (i / adev->gfx.mec.num_pipe_per_mec) % - adev->gfx.mec.num_queue_per_pipe; - - set_bit(pipe * adev->gfx.mec.num_queue_per_pipe + queue, - adev->gfx.mec.queue_bitmap); + /* policy: make queues evenly cross all pipes on MEC1 only + * for multiple xcc, just use the original policy for simplicity */ + for (j = 0; j < num_xcd; j++) { + for (i = 0; i < max_queues_per_mec; i++) { + pipe = i % adev->gfx.mec.num_pipe_per_mec; + queue = (i / adev->gfx.mec.num_pipe_per_mec) % + adev->gfx.mec.num_queue_per_pipe; + + set_bit(pipe * adev->gfx.mec.num_queue_per_pipe + queue, + adev->gfx.mec_bitmap[j].queue_bitmap); + } } } else { /* policy: amdgpu owns all queues in the given pipe */ - for (i = 0; i < max_queues_per_mec; ++i) - set_bit(i, adev->gfx.mec.queue_bitmap); + for (j = 0; j < num_xcd; j++) { + for (i = 0; i < max_queues_per_mec; ++i) + set_bit(i, adev->gfx.mec_bitmap[j].queue_bitmap); + } } - dev_dbg(adev->dev, "mec queue bitmap weight=%d\n", bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES)); + for (j = 0; j < num_xcd; j++) { + dev_dbg(adev->dev, "mec queue bitmap weight=%d\n", + bitmap_weight(adev->gfx.mec_bitmap[j].queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES)); + } } void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev) @@ -258,7 +267,7 @@ void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev) } static int amdgpu_gfx_kiq_acquire(struct amdgpu_device *adev, - struct amdgpu_ring *ring) + struct amdgpu_ring *ring, int xcc_id) { int queue_bit; int mec, pipe, queue; @@ -268,7 +277,7 @@ static int amdgpu_gfx_kiq_acquire(struct amdgpu_device *adev, * adev->gfx.mec.num_queue_per_pipe; while (--queue_bit >= 0) { - if (test_bit(queue_bit, adev->gfx.mec.queue_bitmap)) + if (test_bit(queue_bit, adev->gfx.mec_bitmap[xcc_id].queue_bitmap)) continue; amdgpu_queue_mask_bit_to_mec_queue(adev, queue_bit, &mec, &pipe, &queue); @@ -294,9 +303,9 @@ static int amdgpu_gfx_kiq_acquire(struct amdgpu_device *adev, int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev, struct amdgpu_ring *ring, - struct amdgpu_irq_src *irq) + struct amdgpu_irq_src *irq, int xcc_id) { - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; int r = 0; spin_lock_init(&kiq->ring_lock); @@ -305,15 +314,21 @@ int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev, ring->ring_obj = NULL; ring->use_doorbell = true; ring->doorbell_index = adev->doorbell_index.kiq; + ring->xcc_id = xcc_id; ring->vm_hub = AMDGPU_GFXHUB_0; + if (xcc_id >= 1) + ring->doorbell_index = adev->doorbell_index.xcc1_kiq_start + + xcc_id - 1; + else + ring->doorbell_index = adev->doorbell_index.kiq; - r = amdgpu_gfx_kiq_acquire(adev, ring); + r = amdgpu_gfx_kiq_acquire(adev, ring, xcc_id); if (r) return r; ring->eop_gpu_addr = kiq->eop_gpu_addr; ring->no_scheduler = true; - sprintf(ring->name, "kiq_%d.%d.%d", ring->me, ring->pipe, ring->queue); + sprintf(ring->name, "kiq_%d.%d.%d.%d", xcc_id, ring->me, ring->pipe, ring->queue); r = amdgpu_ring_init(adev, ring, 1024, irq, AMDGPU_CP_KIQ_IRQ_DRIVER0, AMDGPU_RING_PRIO_DEFAULT, NULL); if (r) @@ -327,19 +342,19 @@ void amdgpu_gfx_kiq_free_ring(struct amdgpu_ring *ring) amdgpu_ring_fini(ring); } -void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev) +void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev, int xcc_id) { - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; amdgpu_bo_free_kernel(&kiq->eop_obj, &kiq->eop_gpu_addr, NULL); } int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, - unsigned hpd_size) + unsigned hpd_size, int xcc_id) { int r; u32 *hpd; - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; r = amdgpu_bo_create_kernel(adev, hpd_size, PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, &kiq->eop_obj, @@ -362,13 +377,18 @@ int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, /* create MQD for each compute/gfx queue */ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, - unsigned mqd_size) + unsigned mqd_size, int xcc_id) { - struct amdgpu_ring *ring = NULL; - int r, i; + int r, i, j; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; + struct amdgpu_ring *ring = &kiq->ring; + u32 domain = AMDGPU_GEM_DOMAIN_GTT; + + /* Only enable on gfx10 and 11 for now to avoid changing behavior on older chips */ + if (adev->ip_versions[GC_HWIP][0] >= IP_VERSION(10, 0, 0)) + domain |= AMDGPU_GEM_DOMAIN_VRAM; /* create MQD for KIQ */ - ring = &adev->gfx.kiq.ring; if (!adev->enable_mes_kiq && !ring->mqd_obj) { /* originaly the KIQ MQD is put in GTT domain, but for SRIOV VRAM domain is a must * otherwise hypervisor trigger SAVE_VF fail after driver unloaded which mean MQD @@ -387,8 +407,8 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, } /* prepare MQD backup */ - adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS] = kmalloc(mqd_size, GFP_KERNEL); - if (!adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS]) + kiq->mqd_backup = kmalloc(mqd_size, GFP_KERNEL); + if (!kiq->mqd_backup) dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name); } @@ -398,13 +418,14 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, ring = &adev->gfx.gfx_ring[i]; if (!ring->mqd_obj) { r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE, - AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj, + domain, &ring->mqd_obj, &ring->mqd_gpu_addr, &ring->mqd_ptr); if (r) { dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r); return r; } + ring->mqd_size = mqd_size; /* prepare MQD backup */ adev->gfx.me.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL); if (!adev->gfx.me.mqd_backup[i]) @@ -415,19 +436,21 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, /* create MQD for each KCQ */ for (i = 0; i < adev->gfx.num_compute_rings; i++) { - ring = &adev->gfx.compute_ring[i]; + j = i + xcc_id * adev->gfx.num_compute_rings; + ring = &adev->gfx.compute_ring[j]; if (!ring->mqd_obj) { r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE, - AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj, + domain, &ring->mqd_obj, &ring->mqd_gpu_addr, &ring->mqd_ptr); if (r) { dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r); return r; } + ring->mqd_size = mqd_size; /* prepare MQD backup */ - adev->gfx.mec.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL); - if (!adev->gfx.mec.mqd_backup[i]) + adev->gfx.mec.mqd_backup[j] = kmalloc(mqd_size, GFP_KERNEL); + if (!adev->gfx.mec.mqd_backup[j]) dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name); } } @@ -435,10 +458,11 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, return 0; } -void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev) +void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev, int xcc_id) { struct amdgpu_ring *ring = NULL; - int i; + int i, j; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; if (adev->asic_type >= CHIP_NAVI10 && amdgpu_async_gfx_ring) { for (i = 0; i < adev->gfx.num_gfx_rings; i++) { @@ -451,43 +475,84 @@ void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev) } for (i = 0; i < adev->gfx.num_compute_rings; i++) { - ring = &adev->gfx.compute_ring[i]; - kfree(adev->gfx.mec.mqd_backup[i]); + j = i + xcc_id * adev->gfx.num_compute_rings; + ring = &adev->gfx.compute_ring[j]; + kfree(adev->gfx.mec.mqd_backup[j]); amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, &ring->mqd_ptr); } - ring = &adev->gfx.kiq.ring; + ring = &kiq->ring; + kfree(kiq->mqd_backup); kfree(adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS]); amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, &ring->mqd_ptr); } -int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev) +int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev, int xcc_id) { - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; struct amdgpu_ring *kiq_ring = &kiq->ring; int i, r = 0; + int j; if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues) return -EINVAL; - spin_lock(&adev->gfx.kiq.ring_lock); - if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size * - adev->gfx.num_compute_rings)) { - spin_unlock(&adev->gfx.kiq.ring_lock); - return -ENOMEM; + spin_lock(&kiq->ring_lock); + if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) { + if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size * + adev->gfx.num_compute_rings)) { + spin_unlock(&kiq->ring_lock); + return -ENOMEM; + } + + for (i = 0; i < adev->gfx.num_compute_rings; i++) { + j = i + xcc_id * adev->gfx.num_compute_rings; + kiq->pmf->kiq_unmap_queues(kiq_ring, + &adev->gfx.compute_ring[i], + RESET_QUEUES, 0, 0); + } } - for (i = 0; i < adev->gfx.num_compute_rings; i++) - kiq->pmf->kiq_unmap_queues(kiq_ring, &adev->gfx.compute_ring[i], - RESET_QUEUES, 0, 0); + if (adev->gfx.kiq[0].ring.sched.ready && !adev->job_hang) + r = amdgpu_ring_test_helper(kiq_ring); + spin_unlock(&kiq->ring_lock); + + return r; +} + +int amdgpu_gfx_disable_kgq(struct amdgpu_device *adev, int xcc_id) +{ + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; + struct amdgpu_ring *kiq_ring = &kiq->ring; + int i, r = 0; + int j; + + if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues) + return -EINVAL; + + spin_lock(&kiq->ring_lock); + if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) { + if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size * + adev->gfx.num_gfx_rings)) { + spin_unlock(&kiq->ring_lock); + return -ENOMEM; + } - if (adev->gfx.kiq.ring.sched.ready && !adev->job_hang) + for (i = 0; i < adev->gfx.num_gfx_rings; i++) { + j = i + xcc_id * adev->gfx.num_gfx_rings; + kiq->pmf->kiq_unmap_queues(kiq_ring, + &adev->gfx.gfx_ring[i], + PREEMPT_QUEUES, 0, 0); + } + } + + if (adev->gfx.kiq[0].ring.sched.ready && !adev->job_hang) r = amdgpu_ring_test_helper(kiq_ring); - spin_unlock(&adev->gfx.kiq.ring_lock); + spin_unlock(&kiq->ring_lock); return r; } @@ -505,18 +570,18 @@ int amdgpu_queue_mask_bit_to_set_resource_bit(struct amdgpu_device *adev, return set_resource_bit; } -int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev) +int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev, int xcc_id) { - struct amdgpu_kiq *kiq = &adev->gfx.kiq; - struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; + struct amdgpu_ring *kiq_ring = &kiq->ring; uint64_t queue_mask = 0; - int r, i; + int r, i, j; if (!kiq->pmf || !kiq->pmf->kiq_map_queues || !kiq->pmf->kiq_set_resources) return -EINVAL; for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { - if (!test_bit(i, adev->gfx.mec.queue_bitmap)) + if (!test_bit(i, adev->gfx.mec_bitmap[xcc_id].queue_bitmap)) continue; /* This situation may be hit in the future if a new HW @@ -532,25 +597,66 @@ int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev) DRM_INFO("kiq ring mec %d pipe %d q %d\n", kiq_ring->me, kiq_ring->pipe, kiq_ring->queue); - spin_lock(&adev->gfx.kiq.ring_lock); - r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size * - adev->gfx.num_compute_rings + - kiq->pmf->set_resources_size); - if (r) { - DRM_ERROR("Failed to lock KIQ (%d).\n", r); - spin_unlock(&adev->gfx.kiq.ring_lock); - return r; + spin_lock(&kiq->ring_lock); + /* No need to map kcq on the slave */ + if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) { + r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size * + adev->gfx.num_compute_rings + + kiq->pmf->set_resources_size); + if (r) { + DRM_ERROR("Failed to lock KIQ (%d).\n", r); + spin_unlock(&kiq->ring_lock); + return r; + } + + if (adev->enable_mes) + queue_mask = ~0ULL; + + kiq->pmf->kiq_set_resources(kiq_ring, queue_mask); + for (i = 0; i < adev->gfx.num_compute_rings; i++) { + j = i + xcc_id * adev->gfx.num_compute_rings; + kiq->pmf->kiq_map_queues(kiq_ring, + &adev->gfx.compute_ring[i]); + } } - if (adev->enable_mes) - queue_mask = ~0ULL; + r = amdgpu_ring_test_helper(kiq_ring); + spin_unlock(&kiq->ring_lock); + if (r) + DRM_ERROR("KCQ enable failed\n"); - kiq->pmf->kiq_set_resources(kiq_ring, queue_mask); - for (i = 0; i < adev->gfx.num_compute_rings; i++) - kiq->pmf->kiq_map_queues(kiq_ring, &adev->gfx.compute_ring[i]); + return r; +} + +int amdgpu_gfx_enable_kgq(struct amdgpu_device *adev, int xcc_id) +{ + struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id]; + struct amdgpu_ring *kiq_ring = &kiq->ring; + int r, i, j; + + if (!kiq->pmf || !kiq->pmf->kiq_map_queues) + return -EINVAL; + + spin_lock(&kiq->ring_lock); + /* No need to map kcq on the slave */ + if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) { + r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size * + adev->gfx.num_gfx_rings); + if (r) { + DRM_ERROR("Failed to lock KIQ (%d).\n", r); + spin_unlock(&adev->gfx.kiq[0].ring_lock); + return r; + } + + for (i = 0; i < adev->gfx.num_gfx_rings; i++) { + j = i + xcc_id * adev->gfx.num_gfx_rings; + kiq->pmf->kiq_map_queues(kiq_ring, + &adev->gfx.gfx_ring[i]); + } + } r = amdgpu_ring_test_helper(kiq_ring); - spin_unlock(&adev->gfx.kiq.ring_lock); + spin_unlock(&kiq->ring_lock); if (r) DRM_ERROR("KCQ enable failed\n"); @@ -687,9 +793,11 @@ int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *r if (r) return r; - r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); - if (r) - goto late_fini; + if (adev->gfx.cp_ecc_error_irq.funcs) { + r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); + if (r) + goto late_fini; + } } else { amdgpu_ras_feature_enable_on_boot(adev, ras_block, 0); } @@ -788,7 +896,7 @@ uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg) signed long r, cnt = 0; unsigned long flags; uint32_t seq, reg_val_offs = 0, value = 0; - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[0]; struct amdgpu_ring *ring = &kiq->ring; if (amdgpu_device_skip_hw_access(adev)) @@ -856,7 +964,7 @@ void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v) signed long r, cnt = 0; unsigned long flags; uint32_t seq; - struct amdgpu_kiq *kiq = &adev->gfx.kiq; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[0]; struct amdgpu_ring *ring = &kiq->ring; BUG_ON(!ring->funcs->emit_wreg); @@ -1060,3 +1168,9 @@ void amdgpu_gfx_cp_init_microcode(struct amdgpu_device *adev, adev->firmware.fw_size += ALIGN(fw_size, PAGE_SIZE); } } + +bool amdgpu_gfx_is_master_xcc(struct amdgpu_device *adev, int xcc_id) +{ + return !(xcc_id % (adev->gfx.num_xcc_per_xcp ? + adev->gfx.num_xcc_per_xcp : 1)); +} |