diff options
| author | Trigger Huang <Trigger.Huang@amd.com> | 2019-05-09 12:32:59 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 20:20:50 +0300 |
| commit | 78d481126795e9e4740204df95572d9731a6d34e (patch) | |
| tree | f41e7022cd50d2634c7e01148b02530d7bafd3b5 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | |
| parent | e79a04d531478e4ccbd3c22288b1229677e1e489 (diff) | |
| download | linux-78d481126795e9e4740204df95572d9731a6d34e.tar.xz | |
drm/amdgpu: init vega10 SR-IOV reg access mode
Set different register access mode according to the features
provided by firmware
Signed-off-by: Trigger Huang <Trigger.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 584947b7ccf3..dca25deee75c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -48,6 +48,12 @@ struct amdgpu_vf_error_buffer { uint64_t data[AMDGPU_VF_ERROR_ENTRY_SIZE]; }; +/* According to the fw feature, some new reg access modes are supported */ +#define AMDGPU_VIRT_REG_ACCESS_LEGACY (1 << 0) /* directly mmio */ +#define AMDGPU_VIRT_REG_ACCESS_PSP_PRG_IH (1 << 1) /* by PSP */ +#define AMDGPU_VIRT_REG_ACCESS_RLC (1 << 2) /* by RLC */ +#define AMDGPU_VIRT_REG_SKIP_SEETING (1 << 3) /* Skip setting reg */ + /** * struct amdgpu_virt_ops - amdgpu device virt operations */ @@ -59,6 +65,7 @@ struct amdgpu_virt_ops { void (*trans_msg)(struct amdgpu_device *adev, u32 req, u32 data1, u32 data2, u32 data3); int (*get_pp_clk)(struct amdgpu_device *adev, u32 type, char *buf); int (*force_dpm_level)(struct amdgpu_device *adev, u32 level); + void (*init_reg_access_mode)(struct amdgpu_device *adev); }; /* @@ -258,6 +265,7 @@ struct amdgpu_virt { uint32_t gim_feature; /* protect DPM events to GIM */ struct mutex dpm_mutex; + uint32_t reg_access_mode; }; #define amdgpu_sriov_enabled(adev) \ @@ -307,4 +315,9 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev); uint32_t amdgpu_virt_get_sclk(struct amdgpu_device *adev, bool lowest); uint32_t amdgpu_virt_get_mclk(struct amdgpu_device *adev, bool lowest); +void amdgpu_virt_init_reg_access_mode(struct amdgpu_device *adev); +bool amdgpu_virt_support_psp_prg_ih_reg(struct amdgpu_device *adev); +bool amdgpu_virt_support_rlc_prg_reg(struct amdgpu_device *adev); +bool amdgpu_virt_support_skip_setting(struct amdgpu_device *adev); + #endif |