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authorMonk Liu <Monk.Liu@amd.com>2016-09-19 00:13:58 -0400
committerAlex Deucher <alexander.deucher@amd.com>2016-09-22 10:24:20 -0400
commitceeb50ed77dc34265c4362855f6a59338b124605 (patch)
tree3629164921e8f51dd0a0330758f0cd2ee31163d0
parent9487dd1548d600161485ee5528cec36ccff96edd (diff)
drm/amdgpu:cleanup virt related define
move virtual machine related structure to amdgpu_virt.h easy for developer to maintain for virualization stuffs Signed-off-by: Monk Liu <Monk.Liu@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h32
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h57
2 files changed, 58 insertions, 31 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 9f0049563b71..44255cb0bb50 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -57,6 +57,7 @@
57#include "amdgpu_acp.h" 57#include "amdgpu_acp.h"
58 58
59#include "gpu_scheduler.h" 59#include "gpu_scheduler.h"
60#include "amdgpu_virt.h"
60 61
61/* 62/*
62 * Modules parameters. 63 * Modules parameters.
@@ -1932,37 +1933,6 @@ struct amdgpu_atcs {
1932struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev); 1933struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev);
1933void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device); 1934void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device);
1934 1935
1935
1936#define AMDGPU_SRIOV_CAPS_SRIOV_VBIOS (1 << 0) /* vBIOS is sr-iov ready */
1937#define AMDGPU_SRIOV_CAPS_ENABLE_IOV (1 << 1) /* sr-iov is enabled on this GPU */
1938#define AMDGPU_SRIOV_CAPS_IS_VF (1 << 2) /* this GPU is a virtual function */
1939#define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */
1940/* GPU virtualization */
1941struct amdgpu_virtualization {
1942 uint32_t virtual_caps;
1943};
1944
1945#define amdgpu_sriov_enabled(adev) \
1946((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)
1947
1948#define amdgpu_sriov_vf(adev) \
1949((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_IS_VF)
1950
1951#define amdgpu_sriov_bios(adev) \
1952((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS)
1953
1954#define amdgpu_passthrough(adev) \
1955((adev)->virtualization.virtual_caps & AMDGPU_PASSTHROUGH_MODE)
1956
1957static inline bool is_virtual_machine(void)
1958{
1959#ifdef CONFIG_X86
1960 return boot_cpu_has(X86_FEATURE_HYPERVISOR);
1961#else
1962 return false;
1963#endif
1964}
1965
1966/* 1936/*
1967 * Core structure, functions and helpers. 1937 * Core structure, functions and helpers.
1968 */ 1938 */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
new file mode 100644
index 000000000000..2c37a374917f
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -0,0 +1,57 @@
1/*
2 * Copyright 2016 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Author: Monk.liu@amd.com
23 */
24#ifndef AMDGPU_VIRT_H
25#define AMDGPU_VIRT_H
26
27#define AMDGPU_SRIOV_CAPS_SRIOV_VBIOS (1 << 0) /* vBIOS is sr-iov ready */
28#define AMDGPU_SRIOV_CAPS_ENABLE_IOV (1 << 1) /* sr-iov is enabled on this GPU */
29#define AMDGPU_SRIOV_CAPS_IS_VF (1 << 2) /* this GPU is a virtual function */
30#define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */
31/* GPU virtualization */
32struct amdgpu_virtualization {
33 uint32_t virtual_caps;
34};
35
36#define amdgpu_sriov_enabled(adev) \
37((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)
38
39#define amdgpu_sriov_vf(adev) \
40((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_IS_VF)
41
42#define amdgpu_sriov_bios(adev) \
43((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS)
44
45#define amdgpu_passthrough(adev) \
46((adev)->virtualization.virtual_caps & AMDGPU_PASSTHROUGH_MODE)
47
48static inline bool is_virtual_machine(void)
49{
50#ifdef CONFIG_X86
51 return boot_cpu_has(X86_FEATURE_HYPERVISOR);
52#else
53 return false;
54#endif
55}
56
57#endif \ No newline at end of file