Add perf logging

Signed-off-by: Sun, Jing <[email protected]>
projectceladon · Jan 2, 2025 · 69b9c63 · 69b9c63
1 parent 30c33d1
commit 69b9c63
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp.c b/drivers/gpu/drm/i915/pxp/intel_pxp.c
@@ -747,7 +747,7 @@ static int pxp_query_tag(struct intel_pxp *pxp, struct prelim_drm_i915_pxp_ops *
 					       &params.pxp_tag);
 
 	drm_info(&pxp->ctrl_gt->i915->drm,
-		"Queried tag (is_alive %d pxp_tag %d ret %d)\n",
+		"SJ Queried tag (is_alive %d pxp_tag %d ret %d)\n",
 		params.session_is_alive, params.pxp_tag, ret);
 
 	if (ret >= 0) {
@@ -838,6 +838,8 @@ int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmf
 	struct intel_pxp *pxp = i915->pxp;
 	intel_wakeref_t wakeref;
 
+	drm_info(&i915->drm, "SJ: i915_pxp_ops_ioctl started\n");
+
 	if (!intel_pxp_is_enabled(pxp))
 		return -ENODEV;
 
@@ -848,6 +850,8 @@ int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmf
 		return 0;
 	}
 
+	drm_info(&i915->drm, "SJ: intel_runtime_pm_get_if_in_use finished\n");
+
 	if (pxp_action_needs_arb_session(pxp_ops->action)) {
 		if (pxp->hw_state_invalidated) {
 			drm_err(&i915->drm,
@@ -862,9 +866,11 @@ int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmf
 				drm_err(&i915->drm, "Failed to start PXP\n");
 				goto out_pm;
 			}
+			drm_info(&i915->drm, "SJ: intel_pxp_start finished\n");
 		}
 	}
 
+	drm_info(&i915->drm, "SJ: mutex_lock started\n");
 	mutex_lock(&pxp->session_mutex);
 
 	if (HAS_ENGINE(pxp->ctrl_gt, GSC0)) {
@@ -898,6 +904,8 @@ int i915_pxp_ops_ioctl(struct drm_device *dev, void *data, struct drm_file *drmf
 out_pm:
 	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
 
+	drm_info(&i915->drm, "SJ: i915_pxp_ops_ioctl finished\n");
+
 	return ret;
 }