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author | Dave Airlie <airlied@redhat.com> | 2016-09-28 11:27:05 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2016-09-28 11:27:05 +1000 |
commit | 9f4ef05bcdcfdf911b056b471dd3c6a4f331b644 (patch) | |
tree | ba8dfba87b4fe5295598f5438881822b6d3395f0 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | |
parent | 81c5d6aa3983662b6b48b504fe3a0a4c640f6a84 (diff) | |
parent | beb86f29c9c7f2d04f9a42c4c61cc469c3689779 (diff) | |
download | talos-op-linux-9f4ef05bcdcfdf911b056b471dd3c6a4f331b644.tar.gz talos-op-linux-9f4ef05bcdcfdf911b056b471dd3c6a4f331b644.zip |
Merge branch 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux into drm-next
Last set of radeon and amdgpu changes for 4.9. This is
mostly just the powerplay cleanup for dGPUs. Beyond that,
just misc code cleanups and bug fixes.
* 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux: (49 commits)
drm/amd/amdgpu: Clean up afmt allocation in DCEv6. (v2)
drm/amd/amdgpu: Remove division from vblank_wait
drm/radeon/atif: Send a hotplug event when we get dgpu display request
drm/radeon/atpx: check for ATIF dGPU wake for display events support
drm/amdgpu/atif: Send a hotplug event when we get dgpu display request
drm/amdgpu/atpx: check for ATIF dGPU wake for display events support
drm/amdgpu: bump version for new vce packet support
drm/amdgpu/vce: allow the clock table packet
drm/amdgpu:cleanup virt related define
drm/amdgpu: use powerplay module for dgpu in Vi.
drm/amdgpu: set gfx clock gating for tonga/polaris.
drm/amdgpu: set system clock gating for tonga/polaris.
drm/amd/powerplay: export function to help to set cg by smu.
drm/amdgpu: avoid out of bounds access on array interrupt_status_offsets
drm/amdgpu: mark symbols static where possible
drm/amdgpu: remove unused functions
drm/amd/powerplay: Replace per-asic print_performance with generic
drm/radeon: narrow asic_init for virtualization
drm/amdgpu:add fw version entry to info
drm/amdgpu:determine if vPost is needed indeed
...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 57 |
1 files changed, 57 insertions, 0 deletions
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 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Author: Monk.liu@amd.com + */ +#ifndef AMDGPU_VIRT_H +#define AMDGPU_VIRT_H + +#define AMDGPU_SRIOV_CAPS_SRIOV_VBIOS (1 << 0) /* vBIOS is sr-iov ready */ +#define AMDGPU_SRIOV_CAPS_ENABLE_IOV (1 << 1) /* sr-iov is enabled on this GPU */ +#define AMDGPU_SRIOV_CAPS_IS_VF (1 << 2) /* this GPU is a virtual function */ +#define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */ +/* GPU virtualization */ +struct amdgpu_virtualization { + uint32_t virtual_caps; +}; + +#define amdgpu_sriov_enabled(adev) \ +((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV) + +#define amdgpu_sriov_vf(adev) \ +((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_IS_VF) + +#define amdgpu_sriov_bios(adev) \ +((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS) + +#define amdgpu_passthrough(adev) \ +((adev)->virtualization.virtual_caps & AMDGPU_PASSTHROUGH_MODE) + +static inline bool is_virtual_machine(void) +{ +#ifdef CONFIG_X86 + return boot_cpu_has(X86_FEATURE_HYPERVISOR); +#else + return false; +#endif +} + +#endif
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