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drm/amdgpu: GPU TLB flush API moved to amdgpu_amdkfd

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[Why]
TLB flush method has been deprecated using kfd2kgd interface.
This implementation is now on the amdgpu_amdkfd API.

[How]
TLB flush functions now implemented in amdgpu_amdkfd.

Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Sierra
2019-12-19 23:57:03 -06:00
committed by Alex Deucher
parent ea930000a6
commit ffa022696f
3 changed files with 39 additions and 3 deletions
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8
drivers/gpu/drm/amd/amdkfd/kfd_process.c
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@@ -32,6 +32,7 @@
#include <linux/mman.h>
#include <linux/file.h>
#include "amdgpu_amdkfd.h"
#include "amdgpu.h"
struct mm_struct;
@@ -1152,16 +1153,17 @@ int kfd_reserved_mem_mmap(struct kfd_dev *dev, struct kfd_process *process,
void kfd_flush_tlb(struct kfd_process_device *pdd)
{
struct kfd_dev *dev = pdd->dev;
const struct kfd2kgd_calls *f2g = dev->kfd2kgd;
if (dev->dqm->sched_policy == KFD_SCHED_POLICY_NO_HWS) {
/* Nothing to flush until a VMID is assigned, which
* only happens when the first queue is created.
*/
if (pdd->qpd.vmid)
f2g->invalidate_tlbs_vmid(dev->kgd, pdd->qpd.vmid);
amdgpu_amdkfd_flush_gpu_tlb_vmid(dev->kgd,
pdd->qpd.vmid);
} else {
f2g->invalidate_tlbs(dev->kgd, pdd->process->pasid);
amdgpu_amdkfd_flush_gpu_tlb_pasid(dev->kgd,
pdd->process->pasid);
}
}