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| author | Jammy Zhou <Jammy.Zhou@amd.com> | 2015-05-13 01:14:11 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-08-05 13:47:49 -0400 |
| commit | 241cf6d1051718a481c61b469171a34c0ca718a4 (patch) | |
| tree | c48cadc94b9b0286e859ba38068a408abc689fe3 /amdgpu/amdgpu_internal.h | |
| parent | db126d1d8a764b9d3ad322779b13904867b14e5c (diff) | |
| download | libdrm-241cf6d1051718a481c61b469171a34c0ca718a4.tar.gz libdrm-241cf6d1051718a481c61b469171a34c0ca718a4.tar.bz2 libdrm-241cf6d1051718a481c61b469171a34c0ca718a4.zip | |
amdgpu: validate the upper limit of virtual address v2
Only 8GB virtual address space is used by default now
v2: use -ENOSPC for the error case
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Diffstat (limited to 'amdgpu/amdgpu_internal.h')
| -rw-r--r-- | amdgpu/amdgpu_internal.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/amdgpu/amdgpu_internal.h b/amdgpu/amdgpu_internal.h index cc911c5b..7910d340 100644 --- a/amdgpu/amdgpu_internal.h +++ b/amdgpu/amdgpu_internal.h @@ -40,6 +40,8 @@ #define ROUND_UP(x, y) ((((x)-1) | __round_mask(x, y))+1) #define ROUND_DOWN(x, y) ((x) & ~__round_mask(x, y)) +#define AMDGPU_INVALID_VA_ADDRESS 0xffffffffffffffff + struct amdgpu_bo_va_hole { struct list_head list; uint64_t offset; @@ -49,6 +51,7 @@ struct amdgpu_bo_va_hole { struct amdgpu_bo_va_mgr { /* the start virtual address */ uint64_t va_offset; + uint64_t va_max; struct list_head va_holes; pthread_mutex_t bo_va_mutex; uint32_t va_alignment; |