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From b5ee6e018120131cb409eda4d6185e7a855308ea Mon Sep 17 00:00:00 2001
From: Yong Zhao <yong.zhao@amd.com>
Date: Thu, 21 Apr 2016 14:28:40 -0400
Subject: [PATCH 1397/4131] Rework reserve_bo_and_vms() to support a single
incoming vm
Change-Id: I02c9a14931160bb42d6f98e0bbb4aa62283d4455
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 36 +++++++++++++++---------
1 file changed, 22 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 791e494..4f7219a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -469,11 +469,14 @@ static int reserve_bo_and_vms(struct kgd_mem *mem,
ctx->reserved = false;
ctx->n_vms = 0;
- list_for_each_entry(entry, &mem->data2.bo_va_list, bo_list) {
- if ((vm && vm != entry->bo_va->vm) ||
- entry->is_mapped != is_mapped)
- continue;
- ctx->n_vms++;
+
+ if (vm)
+ ctx->n_vms = 1;
+ else {
+ list_for_each_entry(entry, &mem->data2.bo_va_list, bo_list) {
+ if (entry->is_mapped == is_mapped)
+ ctx->n_vms++;
+ }
}
if (ctx->n_vms == 0)
ctx->vm_pd = NULL;
@@ -484,16 +487,21 @@ static int reserve_bo_and_vms(struct kgd_mem *mem,
return -ENOMEM;
}
- i = 0;
- list_for_each_entry(entry, &mem->data2.bo_va_list, bo_list) {
- if ((vm && vm != entry->bo_va->vm) ||
- entry->is_mapped != is_mapped)
- continue;
+ if (vm) {
+ amdgpu_vm_get_pd_bo(vm, &ctx->list, &ctx->vm_pd[0]);
+ amdgpu_vm_get_pt_bos(vm, &ctx->duplicates);
+ } else {
+ i = 0;
+ list_for_each_entry(entry, &mem->data2.bo_va_list, bo_list) {
+ if (entry->is_mapped != is_mapped)
+ continue;
- amdgpu_vm_get_pd_bo(entry->bo_va->vm, &ctx->list,
- &ctx->vm_pd[i]);
- amdgpu_vm_get_pt_bos(entry->bo_va->vm, &ctx->duplicates);
- i++;
+ amdgpu_vm_get_pd_bo(entry->bo_va->vm, &ctx->list,
+ &ctx->vm_pd[i]);
+ amdgpu_vm_get_pt_bos(entry->bo_va->vm,
+ &ctx->duplicates);
+ i++;
+ }
}
ret = ttm_eu_reserve_buffers(&ctx->ticket, &ctx->list,
--
2.7.4
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