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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-02 09:48:26 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-05-02 09:48:26 -0700
commit0337966d121ebebf73a1c346123e8112796e684e (patch)
treec0d4388591e72dc5a26ee976a9cbca70f6bafbbd /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
parent7c5bb4ac2b76d2a09256aec8a7d584bf3e2b0466 (diff)
parent8a038b83e012097a7ac6cfb9f6c5fac1da8fad6e (diff)
Merge branch 'next' into for-linus
Prepare input updates for 4.12 merge window.
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h50
1 files changed, 43 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index 2c37a374917f..675e12c42532 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -28,22 +28,48 @@
#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 */
+#define AMDGPU_SRIOV_CAPS_RUNTIME (1 << 4) /* is out of full access mode */
+
+/**
+ * struct amdgpu_virt_ops - amdgpu device virt operations
+ */
+struct amdgpu_virt_ops {
+ int (*req_full_gpu)(struct amdgpu_device *adev, bool init);
+ int (*rel_full_gpu)(struct amdgpu_device *adev, bool init);
+ int (*reset_gpu)(struct amdgpu_device *adev);
+};
+
/* GPU virtualization */
-struct amdgpu_virtualization {
- uint32_t virtual_caps;
+struct amdgpu_virt {
+ uint32_t caps;
+ struct amdgpu_bo *csa_obj;
+ uint64_t csa_vmid0_addr;
+ bool chained_ib_support;
+ uint32_t reg_val_offs;
+ struct mutex lock;
+ struct amdgpu_irq_src ack_irq;
+ struct amdgpu_irq_src rcv_irq;
+ struct delayed_work flr_work;
+ const struct amdgpu_virt_ops *ops;
};
+#define AMDGPU_CSA_SIZE (8 * 1024)
+#define AMDGPU_CSA_VADDR (AMDGPU_VA_RESERVED_SIZE - AMDGPU_CSA_SIZE)
+
#define amdgpu_sriov_enabled(adev) \
-((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)
+((adev)->virt.caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)
#define amdgpu_sriov_vf(adev) \
-((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_IS_VF)
+((adev)->virt.caps & AMDGPU_SRIOV_CAPS_IS_VF)
#define amdgpu_sriov_bios(adev) \
-((adev)->virtualization.virtual_caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS)
+((adev)->virt.caps & AMDGPU_SRIOV_CAPS_SRIOV_VBIOS)
+
+#define amdgpu_sriov_runtime(adev) \
+((adev)->virt.caps & AMDGPU_SRIOV_CAPS_RUNTIME)
#define amdgpu_passthrough(adev) \
-((adev)->virtualization.virtual_caps & AMDGPU_PASSTHROUGH_MODE)
+((adev)->virt.caps & AMDGPU_PASSTHROUGH_MODE)
static inline bool is_virtual_machine(void)
{
@@ -54,4 +80,14 @@ static inline bool is_virtual_machine(void)
#endif
}
-#endif \ No newline at end of file
+struct amdgpu_vm;
+int amdgpu_allocate_static_csa(struct amdgpu_device *adev);
+int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm);
+void amdgpu_virt_init_setting(struct amdgpu_device *adev);
+uint32_t amdgpu_virt_kiq_rreg(struct amdgpu_device *adev, uint32_t reg);
+void amdgpu_virt_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v);
+int amdgpu_virt_request_full_gpu(struct amdgpu_device *adev, bool init);
+int amdgpu_virt_release_full_gpu(struct amdgpu_device *adev, bool init);
+int amdgpu_virt_reset_gpu(struct amdgpu_device *adev);
+
+#endif