aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorHawking Zhang <[email protected]>2021-05-25 23:57:14 +0800
committerAlex Deucher <[email protected]>2021-06-11 16:05:46 -0400
commitc6642234919c1cc11d2097c0868085ee19912477 (patch)
tree0cd6db65c8f2d3f809263b9ff9a208d02d1112a3
parent55188d64edd72a33bc8fd0e42703140ce8e80bb0 (diff)
drm/amdgpu: add helper function to query gecc status in boot config
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]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c23
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;