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* [Intel-gfx] [PATCH 1/2] drm/i915/display/drrs: Split the DRRS status per connector
@ 2022-04-18 20:52 José Roberto de Souza
  2022-04-18 20:52 ` [Intel-gfx] [PATCH 2/2] drm/i915/display/drrs: Remove repeated DRRS in i915_drrs_status José Roberto de Souza
                   ` (3 more replies)
  0 siblings, 4 replies; 7+ messages in thread
From: José Roberto de Souza @ 2022-04-18 20:52 UTC (permalink / raw)
  To: intel-gfx

Instead of keep the DRRS status of all connectors/pipe into a single
i915_drrs_status what makes user-space parsing terrible moving
each eDP connector status to its own folder.

As legacy support still returning the DRRS status of the first
eDP connector in the main i915_drrs_status.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
---
 .../drm/i915/display/intel_display_debugfs.c  | 65 +++++++++++++------
 1 file changed, 46 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index 452d773fd4e34..0d7d2e750a4c7 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -1068,43 +1068,35 @@ static int i915_ddb_info(struct seq_file *m, void *unused)
 	return 0;
 }
 
-static int i915_drrs_status(struct seq_file *m, void *unused)
+static int intel_drrs_status(struct seq_file *m, struct drm_connector *connector)
 {
-	struct drm_i915_private *dev_priv = node_to_i915(m->private);
-	struct drm_connector_list_iter conn_iter;
-	struct intel_connector *connector;
+	struct intel_connector *intel_connector = to_intel_connector(connector);
+	struct drm_i915_private *dev_priv = to_i915(connector->dev);
 	struct intel_crtc *crtc;
 
-	drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
-	for_each_intel_connector_iter(connector, &conn_iter) {
-		seq_printf(m, "[CONNECTOR:%d:%s] DRRS type: %s\n",
-			   connector->base.base.id, connector->base.name,
-			   intel_drrs_type_str(intel_panel_drrs_type(connector)));
-	}
-	drm_connector_list_iter_end(&conn_iter);
-
-	seq_puts(m, "\n");
+	seq_printf(m, "DRRS type: %s\n",
+		   intel_drrs_type_str(intel_panel_drrs_type(intel_connector)));
 
 	for_each_intel_crtc(&dev_priv->drm, crtc) {
 		const struct intel_crtc_state *crtc_state =
 			to_intel_crtc_state(crtc->base.state);
 
-		seq_printf(m, "[CRTC:%d:%s]:\n",
-			   crtc->base.base.id, crtc->base.name);
+		if (!(crtc_state->uapi.connector_mask & drm_connector_mask(connector)))
+			continue;
 
 		mutex_lock(&crtc->drrs.mutex);
 
 		/* DRRS Supported */
-		seq_printf(m, "\tDRRS Enabled: %s\n",
+		seq_printf(m, "DRRS Enabled: %s\n",
 			   str_yes_no(crtc_state->has_drrs));
 
-		seq_printf(m, "\tDRRS Active: %s\n",
+		seq_printf(m, "DRRS Active: %s\n",
 			   str_yes_no(intel_drrs_is_active(crtc)));
 
-		seq_printf(m, "\tBusy_frontbuffer_bits: 0x%X\n",
+		seq_printf(m, "Busy_frontbuffer_bits: 0x%X\n",
 			   crtc->drrs.busy_frontbuffer_bits);
 
-		seq_printf(m, "\tDRRS refresh rate: %s\n",
+		seq_printf(m, "DRRS refresh rate: %s\n",
 			   crtc->drrs.refresh_rate == DRRS_REFRESH_RATE_LOW ?
 			   "low" : "high");
 
@@ -1114,6 +1106,28 @@ static int i915_drrs_status(struct seq_file *m, void *unused)
 	return 0;
 }
 
+static int i915_drrs_status(struct seq_file *m, void *data)
+{
+	struct drm_i915_private *dev_priv = node_to_i915(m->private);
+	struct drm_connector_list_iter conn_iter;
+	struct drm_connector *connector = NULL;
+
+	/* Find the first eDP connector */
+	drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
+		if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
+			continue;
+
+		break;
+	}
+	drm_connector_list_iter_end(&conn_iter);
+
+	if (!connector)
+		return -ENODEV;
+
+	return intel_drrs_status(m, connector);
+}
+
 static bool
 intel_lpsp_power_well_enabled(struct drm_i915_private *i915,
 			      enum i915_power_well_id power_well_id)
@@ -1990,6 +2004,14 @@ static int i915_psr_status_show(struct seq_file *m, void *data)
 }
 DEFINE_SHOW_ATTRIBUTE(i915_psr_status);
 
+static int i915_drrs_status_show(struct seq_file *m, void *data)
+{
+	struct drm_connector *connector = m->private;
+
+	return intel_drrs_status(m, connector);
+}
+DEFINE_SHOW_ATTRIBUTE(i915_drrs_status);
+
 static int i915_lpsp_capability_show(struct seq_file *m, void *data)
 {
 	struct drm_connector *connector = m->private;
@@ -2232,6 +2254,11 @@ void intel_connector_debugfs_add(struct intel_connector *intel_connector)
 				    connector, &i915_psr_status_fops);
 	}
 
+	if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+		debugfs_create_file("i915_drrs_status", 0444, root,
+				    connector, &i915_drrs_status_fops);
+	}
+
 	if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
 	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
 	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) {
-- 
2.35.3


^ permalink raw reply related	[flat|nested] 7+ messages in thread
end of thread, other threads:[~2022-04-21 13:43 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-04-18 20:52 [Intel-gfx] [PATCH 1/2] drm/i915/display/drrs: Split the DRRS status per connector José Roberto de Souza
2022-04-18 20:52 ` [Intel-gfx] [PATCH 2/2] drm/i915/display/drrs: Remove repeated DRRS in i915_drrs_status José Roberto de Souza
2022-04-18 21:39 ` [Intel-gfx] ✓ Fi.CI.BAT: success for series starting with [1/2] drm/i915/display/drrs: Split the DRRS status per connector Patchwork
2022-04-18 23:38 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2022-04-21 12:17 ` [Intel-gfx] [PATCH 1/2] " Ville Syrjälä
2022-04-21 13:18   ` Souza, Jose
2022-04-21 13:43     ` Ville Syrjälä

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