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drm/amdkfd: Add flush-type parameter to kfd_flush_tlb

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It is to provide more tlb flush types option for different
case scenario.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Huang 2021-06-01 18:19:42 -04:00 committed by Alex Deucher
parent 32d6378cab
commit 3543b055b8
4 changed files with 7 additions and 7 deletions
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2
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
View File

@ -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);

6
drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
View File

@ -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

2
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
View File

@ -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);

4
drivers/gpu/drm/amd/amdkfd/kfd_process.c
View File

@ -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);
}
}