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| author | Oak Zeng <Oak.Zeng@amd.com> | 2021-04-01 22:36:42 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-15 23:03:14 +0300 |
| commit | 36c082378c381c8c0e52f81e2b00b4364324f57e (patch) | |
| tree | 741a076f38e1c60d4b171cf81d2aced714ac6853 /drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h | |
| parent | 0ca565ab97083acaf640dd58a6f66cbe3d802356 (diff) | |
| download | linux-36c082378c381c8c0e52f81e2b00b4364324f57e.tar.xz | |
drm/amdgpu: Introduce new SETUP_TMR interface
This new interface passes both virtual and physical address
to PSP. It is backward compatible with old interface.
v2: use a function to simplify tmr physical address calc (Lijo)
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h index dd4d65f7e0f0..96064c343163 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h +++ b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h @@ -185,10 +185,19 @@ struct psp_gfx_cmd_setup_tmr uint32_t buf_phy_addr_lo; /* bits [31:0] of GPU Virtual address of TMR buffer (must be 4 KB aligned) */ uint32_t buf_phy_addr_hi; /* bits [63:32] of GPU Virtual address of TMR buffer */ uint32_t buf_size; /* buffer size in bytes (must be multiple of 4 KB) */ + union { + struct { + uint32_t sriov_enabled:1; /* whether the device runs under SR-IOV*/ + uint32_t virt_phy_addr:1; /* driver passes both virtual and physical address to PSP*/ + uint32_t reserved:30; + } bitfield; + uint32_t tmr_flags; + }; + uint32_t system_phy_addr_lo; /* bits [31:0] of system physical address of TMR buffer (must be 4 KB aligned) */ + uint32_t system_phy_addr_hi; /* bits [63:32] of system physical address of TMR buffer */ }; - /* FW types for GFX_CMD_ID_LOAD_IP_FW command. Limit 31. */ enum psp_gfx_fw_type { GFX_FW_TYPE_NONE = 0, /* */ |