diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 9d92ca157677..0af8ac81facd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -109,6 +109,8 @@ #include "amdgpu_mca.h" #include "amdgpu_ras.h" #include "amdgpu_xcp.h" +#include "amdgpu_seq64.h" +#include "amdgpu_reg_state.h" #define MAX_GPU_INSTANCE 64 @@ -468,6 +470,7 @@ struct amdgpu_fpriv { struct amdgpu_vm vm; struct amdgpu_bo_va *prt_va; struct amdgpu_bo_va *csa_va; + struct amdgpu_bo_va *seq64_va; struct mutex bo_list_lock; struct idr bo_list_handles; struct amdgpu_ctx_mgr ctx_mgr; @@ -506,6 +509,31 @@ struct amdgpu_allowed_register_entry { bool grbm_indexed; }; +/** + * enum amd_reset_method - Methods for resetting AMD GPU devices + * + * @AMD_RESET_METHOD_NONE: The device will not be reset. + * @AMD_RESET_LEGACY: Method reserved for SI, CIK and VI ASICs. + * @AMD_RESET_MODE0: Reset the entire ASIC. Not currently available for the + * any device. + * @AMD_RESET_MODE1: Resets all IP blocks on the ASIC (SDMA, GFX, VCN, etc.) + * individually. Suitable only for some discrete GPU, not + * available for all ASICs. + * @AMD_RESET_MODE2: Resets a lesser level of IPs compared to MODE1. Which IPs + * are reset depends on the ASIC. Notably doesn't reset IPs + * shared with the CPU on APUs or the memory controllers (so + * VRAM is not lost). Not available on all ASICs. + * @AMD_RESET_BACO: BACO (Bus Alive, Chip Off) method powers off and on the card + * but without powering off the PCI bus. Suitable only for + * discrete GPUs. + * @AMD_RESET_PCI: Does a full bus reset using core Linux subsystem PCI reset + * and does a secondary bus reset or FLR, depending on what the + * underlying hardware supports. + * + * Methods available for AMD GPU driver for resetting the device. Not all + * methods are suitable for every device. User can override the method using + * module parameter `reset_method`. + */ enum amd_reset_method { AMD_RESET_METHOD_NONE = -1, AMD_RESET_METHOD_LEGACY = 0, @@ -585,6 +613,10 @@ struct amdgpu_asic_funcs { const struct amdgpu_video_codecs **codecs); /* encode "> 32bits" smn addressing */ u64 (*encode_ext_smn_addressing)(int ext_id); + + ssize_t (*get_reg_state)(struct amdgpu_device *adev, + enum amdgpu_reg_state reg_state, void *buf, + size_t max_size); }; /* @@ -986,6 +1018,9 @@ struct amdgpu_device { /* GDS */ struct amdgpu_gds gds; + /* for userq and VM fences */ + struct amdgpu_seq64 seq64; + /* KFD */ struct amdgpu_kfd_dev kfd; |