From 3543b055b8c7a910847bc23fab816afbf04197e2 Mon Sep 17 00:00:00 2001 From: Eric Huang Date: Tue, 1 Jun 2021 18:19:42 -0400 Subject: [PATCH] drm/amdkfd: Add flush-type parameter to kfd_flush_tlb It is to provide more tlb flush types option for different case scenario. Signed-off-by: Eric Huang Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 2 +- drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 6 +++--- drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 2 +- drivers/gpu/drm/amd/amdkfd/kfd_process.c | 4 ++-- 4 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 059c3f1..e864224 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -1475,7 +1475,7 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep, peer_pdd = kfd_get_process_device_data(peer, p); if (WARN_ON_ONCE(!peer_pdd)) continue; - kfd_flush_tlb(peer_pdd); + kfd_flush_tlb(peer_pdd, TLB_FLUSH_LEGACY); } kfree(devices_arr); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 5914e38..4006c8f 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -248,7 +248,7 @@ static int allocate_vmid(struct device_queue_manager *dqm, qpd->vmid, qpd->page_table_base); /* invalidate the VM context after pasid and vmid mapping is set up */ - kfd_flush_tlb(qpd_to_pdd(qpd)); + kfd_flush_tlb(qpd_to_pdd(qpd), TLB_FLUSH_LEGACY); if (dqm->dev->kfd2kgd->set_scratch_backing_va) dqm->dev->kfd2kgd->set_scratch_backing_va(dqm->dev->kgd, @@ -284,7 +284,7 @@ static void deallocate_vmid(struct device_queue_manager *dqm, if (flush_texture_cache_nocpsch(q->device, qpd)) pr_err("Failed to flush TC\n"); - kfd_flush_tlb(qpd_to_pdd(qpd)); + kfd_flush_tlb(qpd_to_pdd(qpd), TLB_FLUSH_LEGACY); /* Release the vmid mapping */ set_pasid_vmid_mapping(dqm, 0, qpd->vmid); @@ -760,7 +760,7 @@ static int restore_process_queues_nocpsch(struct device_queue_manager *dqm, dqm->dev->kgd, qpd->vmid, qpd->page_table_base); - kfd_flush_tlb(pdd); + kfd_flush_tlb(pdd, TLB_FLUSH_LEGACY); } /* Take a safe reference to the mm_struct, which may otherwise diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index daa9d47..329684e 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -1146,7 +1146,7 @@ void kfd_signal_reset_event(struct kfd_dev *dev); void kfd_signal_poison_consumed_event(struct kfd_dev *dev, u32 pasid); -void kfd_flush_tlb(struct kfd_process_device *pdd); +void kfd_flush_tlb(struct kfd_process_device *pdd, enum TLB_FLUSH_TYPE type); int dbgdev_wave_reset_wavefronts(struct kfd_dev *dev, struct kfd_process *p); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index 2f8d352..1a99771 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -1838,7 +1838,7 @@ int kfd_reserved_mem_mmap(struct kfd_dev *dev, struct kfd_process *process, KFD_CWSR_TBA_TMA_SIZE, vma->vm_page_prot); } -void kfd_flush_tlb(struct kfd_process_device *pdd) +void kfd_flush_tlb(struct kfd_process_device *pdd, enum TLB_FLUSH_TYPE type) { struct kfd_dev *dev = pdd->dev; @@ -1851,7 +1851,7 @@ void kfd_flush_tlb(struct kfd_process_device *pdd) pdd->qpd.vmid); } else { amdgpu_amdkfd_flush_gpu_tlb_pasid(dev->kgd, - pdd->process->pasid, TLB_FLUSH_LEGACY); + pdd->process->pasid, type); } } -- 2.7.4