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From 372bc1e18ca961ef51997df235e822aed6283726 Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Tue, 21 Jul 2015 13:47:05 +0800
Subject: [PATCH 0386/1050] drm/amdgpu: add bo list copy
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 50 +++++++++++++++++++++++++++++
2 files changed, 53 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 6bf16d9..cfc6c78 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1062,6 +1062,9 @@ struct amdgpu_bo_list {
struct amdgpu_bo_list *
amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
+void amdgpu_bo_list_copy(struct amdgpu_device *adev,
+ struct amdgpu_bo_list *dst,
+ struct amdgpu_bo_list *src);
void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
/*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index f82a2dd..4d27fa1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -166,6 +166,56 @@ void amdgpu_bo_list_put(struct amdgpu_bo_list *list)
mutex_unlock(&list->lock);
}
+void amdgpu_bo_list_copy(struct amdgpu_device *adev,
+ struct amdgpu_bo_list *dst,
+ struct amdgpu_bo_list *src)
+{
+ struct amdgpu_bo_list_entry *array;
+ struct amdgpu_bo *gds_obj = adev->gds.gds_gfx_bo;
+ struct amdgpu_bo *gws_obj = adev->gds.gws_gfx_bo;
+ struct amdgpu_bo *oa_obj = adev->gds.oa_gfx_bo;
+
+ bool has_userptr = false;
+ unsigned i;
+
+ array = drm_calloc_large(src->num_entries, sizeof(struct amdgpu_bo_list_entry));
+ if (!array)
+ return;
+ memset(array, 0, src->num_entries * sizeof(struct amdgpu_bo_list_entry));
+
+ for (i = 0; i < src->num_entries; ++i) {
+ memcpy(array, src->array,
+ src->num_entries * sizeof(struct amdgpu_bo_list_entry));
+ array[i].robj = amdgpu_bo_ref(src->array[i].robj);
+ if (amdgpu_ttm_tt_has_userptr(array[i].robj->tbo.ttm)) {
+ has_userptr = true;
+ array[i].prefered_domains = AMDGPU_GEM_DOMAIN_GTT;
+ array[i].allowed_domains = AMDGPU_GEM_DOMAIN_GTT;
+ }
+ array[i].tv.bo = &array[i].robj->tbo;
+ array[i].tv.shared = true;
+
+ if (array[i].prefered_domains == AMDGPU_GEM_DOMAIN_GDS)
+ gds_obj = array[i].robj;
+ if (array[i].prefered_domains == AMDGPU_GEM_DOMAIN_GWS)
+ gws_obj = array[i].robj;
+ if (array[i].prefered_domains == AMDGPU_GEM_DOMAIN_OA)
+ oa_obj = array[i].robj;
+ }
+
+ for (i = 0; i < dst->num_entries; ++i)
+ amdgpu_bo_unref(&dst->array[i].robj);
+
+ drm_free_large(dst->array);
+
+ dst->gds_obj = gds_obj;
+ dst->gws_obj = gws_obj;
+ dst->oa_obj = oa_obj;
+ dst->has_userptr = has_userptr;
+ dst->array = array;
+ dst->num_entries = src->num_entries;
+}
+
void amdgpu_bo_list_free(struct amdgpu_bo_list *list)
{
unsigned i;
--
1.9.1
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