diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 9adfb8d63280..645093610aa0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -32,6 +32,17 @@ #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 */ +/* flags for indirect register access path supported by rlcg for sriov */ +#define AMDGPU_RLCG_GC_WRITE_LEGACY (0x8 << 28) +#define AMDGPU_RLCG_GC_WRITE (0x0 << 28) +#define AMDGPU_RLCG_GC_READ (0x1 << 28) +#define AMDGPU_RLCG_MMHUB_WRITE (0x2 << 28) + +/* error code for indirect register access path supported by rlcg for sriov */ +#define AMDGPU_RLCG_VFGATE_DISABLED 0x4000000 +#define AMDGPU_RLCG_WRONG_OPERATION_TYPE 0x2000000 +#define AMDGPU_RLCG_REG_NOT_IN_RANGE 0x1000000 + /* all asic after AI use this offset */ #define mmRCC_IOV_FUNC_IDENTIFIER 0xDE5 /* tonga/fiji use this offset */ @@ -275,13 +286,18 @@ struct amdgpu_video_codec_info; (amdgpu_sriov_vf((adev)) && \ ((adev)->virt.reg_access & (AMDGIM_FEATURE_GC_REG_RLC_EN))) +#define amdgpu_sriov_rlcg_error_report_enabled(adev) \ + (amdgpu_sriov_reg_indirect_mmhub(adev) || amdgpu_sriov_reg_indirect_gc(adev)) + #define amdgpu_passthrough(adev) \ ((adev)->virt.caps & AMDGPU_PASSTHROUGH_MODE) static inline bool is_virtual_machine(void) { -#ifdef CONFIG_X86 +#if defined(CONFIG_X86) return boot_cpu_has(X86_FEATURE_HYPERVISOR); +#elif defined(CONFIG_ARM64) + return !is_kernel_in_hyp_mode(); #else return false; #endif @@ -293,7 +309,6 @@ static inline bool is_virtual_machine(void) ((!amdgpu_in_reset(adev)) && adev->virt.tdr_debug) #define amdgpu_sriov_is_normal(adev) \ ((!amdgpu_in_reset(adev)) && (!adev->virt.tdr_debug)) - bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev); void amdgpu_virt_init_setting(struct amdgpu_device *adev); void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev, @@ -321,4 +336,9 @@ enum amdgpu_sriov_vf_mode amdgpu_virt_get_sriov_vf_mode(struct amdgpu_device *ad void amdgpu_virt_update_sriov_video_codec(struct amdgpu_device *adev, struct amdgpu_video_codec_info *encode, uint32_t encode_array_size, struct amdgpu_video_codec_info *decode, uint32_t decode_array_size); +void amdgpu_sriov_wreg(struct amdgpu_device *adev, + u32 offset, u32 value, + u32 acc_flags, u32 hwip); +u32 amdgpu_sriov_rreg(struct amdgpu_device *adev, + u32 offset, u32 acc_flags, u32 hwip); #endif |