xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amdgpu: use a 64bit interval tree for VM management v2

Browse Source 
This only makes a difference for 32-bit systems. The idea is to have a
fixed virtual address space size with 4-level page tables and to
minimize differences between 32 and 64-bit systems.

v2: Update commit message.

Signed-off-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:
Christian König
2017-03-30 14:03:59 +02:00
committed by Alex Deucher
parent ca7f65c767
commit a9f87f6452
7 changed files with 71 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@@ -32,7 +32,7 @@
#include <linux/wait.h>
#include <linux/list.h>
#include <linux/kref.h>
#include <linux/interval_tree.h>
#include <linux/rbtree.h>
#include <linux/hashtable.h>
#include <linux/dma-fence.h>
@@ -379,7 +379,10 @@ struct amdgpu_bo_list_entry {
struct amdgpu_bo_va_mapping {
struct list_head list;
struct interval_tree_node it;
struct rb_node rb;
uint64_t start;
uint64_t last;
uint64_t __subtree_last;
uint64_t offset;
uint64_t flags;
};