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drm/amdgpu: add helper function to query gecc status in boot config 

Query GECC enablement status in boot config

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2021-05-25 23:57:14 +08:00 committed by Alex Deucher
parent 55188d64ed
commit c664223491
1 changed files with 23 additions and 0 deletions
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23
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -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;