diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index e55cb3e3ecc2..14cd22679660 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -551,6 +551,29 @@ int psp_get_fw_attestation_records_addr(struct psp_context *psp, return ret; } +static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg) +{ + struct psp_context *psp = &adev->psp; + struct psp_gfx_cmd_resp *cmd = psp->cmd; + int ret; + + if (amdgpu_sriov_vf(adev)) + return 0; + + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + + cmd->cmd_id = GFX_CMD_ID_BOOT_CFG; + cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET; + + ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); + if (!ret) { + *boot_cfg = + (cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0; + } + + return ret; +} + static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg) { struct psp_context *psp = &adev->psp; |