Query GECC enablement status in boot config
Signed-off-by: Hawking Zhang <[email protected]>
Reviewed-by: John Clements <[email protected]>
Reviewed-by: Lijo Lazar <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index a8856697733e..d509d52dd235 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -535,6 +535,29 @@ 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;
--
2.17.1
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