From: =?UTF-8?q?Micha=C5=82=20Winiarski?= <michal.winiarski@intel.com>
Date: Mon, 19 Mar 2018 10:53:43 +0100
Subject: drm/i915/guc: Always print log stats in i915_guc_info when using GuC
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Git-commit: db5579934f2fc8d916fe29355ac0c716acf1d921
Patch-mainline: v4.18-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

While some of the content in this file is related to GuC submission
only, that's not the case with log related statistics.

Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180319095348.9716-8-michal.winiarski@intel.com

Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c |   15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2329,7 +2329,7 @@ static void i915_guc_log_info(struct seq
 {
 	struct intel_guc *guc = &dev_priv->guc;
 
-	seq_puts(m, "\nGuC logging stats:\n");
+	seq_puts(m, "GuC logging stats:\n");
 
 	seq_printf(m, "\tISR:   flush count %10u, overflow count %10u\n",
 		   guc->log.flush_count[GUC_ISR_LOG_BUFFER],
@@ -2377,14 +2377,19 @@ static int i915_guc_info(struct seq_file
 	struct drm_i915_private *dev_priv = node_to_i915(m->private);
 	const struct intel_guc *guc = &dev_priv->guc;
 
-	if (!USES_GUC_SUBMISSION(dev_priv))
+	if (!USES_GUC(dev_priv))
 		return -ENODEV;
 
+	i915_guc_log_info(m, dev_priv);
+
+	if (!USES_GUC_SUBMISSION(dev_priv))
+		return 0;
+
 	GEM_BUG_ON(!guc->execbuf_client);
 
-	seq_printf(m, "Doorbell map:\n");
+	seq_printf(m, "\nDoorbell map:\n");
 	seq_printf(m, "\t%*pb\n", GUC_NUM_DOORBELLS, guc->doorbell_bitmap);
-	seq_printf(m, "Doorbell next cacheline: 0x%x\n\n", guc->db_cacheline);
+	seq_printf(m, "Doorbell next cacheline: 0x%x\n", guc->db_cacheline);
 
 	seq_printf(m, "\nGuC execbuf client @ %p:\n", guc->execbuf_client);
 	i915_guc_client_info(m, dev_priv, guc->execbuf_client);
@@ -2394,8 +2399,6 @@ static int i915_guc_info(struct seq_file
 		i915_guc_client_info(m, dev_priv, guc->preempt_client);
 	}
 
-	i915_guc_log_info(m, dev_priv);
-
 	/* Add more as required ... */
 
 	return 0;