diff options
| author | John Clements <john.clements@amd.com> | 2020-10-26 14:57:13 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-10-26 13:27:00 -0400 |
| commit | 19ae333001b375bbc7d1ff9eaa9cbb0a72fff65e (patch) | |
| tree | d1e2ad6a6f42c2935796fbb34e5142e83a2d7063 /drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h | |
| parent | 0165b85c278415d90fa8e439ab54e27d23663112 (diff) | |
| download | linux-19ae333001b375bbc7d1ff9eaa9cbb0a72fff65e.tar.bz2 | |
drm/amdgpu: added support for psp fw attestation
loaded fw can be queried from sys fs interface
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@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 | 54 |
1 files changed, 38 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h index 4137dc710aaf..d65a5339d354 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h +++ b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h @@ -86,21 +86,22 @@ struct psp_gfx_ctrl /* TEE Gfx Command IDs for the ring buffer interface. */ enum psp_gfx_cmd_id { - GFX_CMD_ID_LOAD_TA = 0x00000001, /* load TA */ - GFX_CMD_ID_UNLOAD_TA = 0x00000002, /* unload TA */ - GFX_CMD_ID_INVOKE_CMD = 0x00000003, /* send command to TA */ - GFX_CMD_ID_LOAD_ASD = 0x00000004, /* load ASD Driver */ - GFX_CMD_ID_SETUP_TMR = 0x00000005, /* setup TMR region */ - GFX_CMD_ID_LOAD_IP_FW = 0x00000006, /* load HW IP FW */ - GFX_CMD_ID_DESTROY_TMR = 0x00000007, /* destroy TMR region */ - GFX_CMD_ID_SAVE_RESTORE = 0x00000008, /* save/restore HW IP FW */ - GFX_CMD_ID_SETUP_VMR = 0x00000009, /* setup VMR region */ - GFX_CMD_ID_DESTROY_VMR = 0x0000000A, /* destroy VMR region */ - GFX_CMD_ID_PROG_REG = 0x0000000B, /* program regs */ - GFX_CMD_ID_CLEAR_VF_FW = 0x0000000D, /* Clear VF FW, to be used on VF shutdown. */ + GFX_CMD_ID_LOAD_TA = 0x00000001, /* load TA */ + GFX_CMD_ID_UNLOAD_TA = 0x00000002, /* unload TA */ + GFX_CMD_ID_INVOKE_CMD = 0x00000003, /* send command to TA */ + GFX_CMD_ID_LOAD_ASD = 0x00000004, /* load ASD Driver */ + GFX_CMD_ID_SETUP_TMR = 0x00000005, /* setup TMR region */ + GFX_CMD_ID_LOAD_IP_FW = 0x00000006, /* load HW IP FW */ + GFX_CMD_ID_DESTROY_TMR = 0x00000007, /* destroy TMR region */ + GFX_CMD_ID_SAVE_RESTORE = 0x00000008, /* save/restore HW IP FW */ + GFX_CMD_ID_SETUP_VMR = 0x00000009, /* setup VMR region */ + GFX_CMD_ID_DESTROY_VMR = 0x0000000A, /* destroy VMR region */ + GFX_CMD_ID_PROG_REG = 0x0000000B, /* program regs */ + GFX_CMD_ID_CLEAR_VF_FW = 0x0000000D, /* Clear VF FW, to be used on VF shutdown. */ + GFX_CMD_ID_GET_FW_ATTESTATION = 0x0000000F, /* Query GPUVA of the Fw Attestation DB */ /* IDs upto 0x1F are reserved for older programs (Raven, Vega 10/12/20) */ - GFX_CMD_ID_LOAD_TOC = 0x00000020, /* Load TOC and obtain TMR size */ - GFX_CMD_ID_AUTOLOAD_RLC = 0x00000021, /* Indicates all graphics fw loaded, start RLC autoload */ + GFX_CMD_ID_LOAD_TOC = 0x00000020, /* Load TOC and obtain TMR size */ + GFX_CMD_ID_AUTOLOAD_RLC = 0x00000021, /* Indicates all graphics fw loaded, start RLC autoload */ }; /* Command to load Trusted Application binary into PSP OS. */ @@ -285,6 +286,25 @@ union psp_gfx_commands struct psp_gfx_cmd_load_toc cmd_load_toc; }; +struct psp_gfx_uresp_reserved +{ + uint32_t reserved[8]; +}; + +/* Command-specific response for Fw Attestation Db */ +struct psp_gfx_uresp_fwar_db_info +{ + uint32_t fwar_db_addr_lo; + uint32_t fwar_db_addr_hi; +}; + +/* Union of command-specific responses for GPCOM ring. */ +union psp_gfx_uresp +{ + struct psp_gfx_uresp_reserved reserved; + struct psp_gfx_uresp_fwar_db_info fwar_db_info; +}; + /* Structure of GFX Response buffer. * For GPCOM I/F it is part of GFX_CMD_RESP buffer, for RBI * it is separate buffer. @@ -297,9 +317,11 @@ struct psp_gfx_resp uint32_t fw_addr_hi; /* +12 bits [63:32] of FW address within TMR (in response to cmd_load_ip_fw command) */ uint32_t tmr_size; /* +16 size of the TMR to be reserved including MM fw and Gfx fw in response to cmd_load_toc command */ - uint32_t reserved[3]; + uint32_t reserved[11]; + + union psp_gfx_uresp uresp; /* +64 response union containing command-specific responses */ - /* total 32 bytes */ + /* total 96 bytes */ }; /* Structure of Command buffer pointed by psp_gfx_rb_frame.cmd_buf_addr_hi |