disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/media/i2c/maxim4c/maxim4c_v4l2.c
..
..
@@ -532,6 +532,11 @@
532
532
 	if (maxim4c->hot_plug_irq > 0)
533
533
 		enable_irq(maxim4c->hot_plug_irq);
534
534
 
535
+	if (maxim4c->link_lock_state != maxim4c->gmsl_link.link_enable_mask) {
536
+		dev_info(dev, "partial links are locked, start hot plug detect work.\n");
537
+		maxim4c_hot_plug_detect_work_start(maxim4c);
538
+	}
539
+
535
540
 	return 0;
536
541
 }
537
542
 
..
..
@@ -589,21 +594,20 @@
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594
 		goto unlock_and_return;
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595
 
591
596
 	if (on) {
592
-		ret = pm_runtime_get_sync(&client->dev);
593
-		if (ret < 0) {
594
-			pm_runtime_put_noidle(&client->dev);
597
+		ret = pm_runtime_resume_and_get(&client->dev);
598
+		if (ret < 0)
595
599
 			goto unlock_and_return;
596
-		}
597
600
 
598
601
 		ret = __maxim4c_start_stream(maxim4c);
599
602
 		if (ret) {
600
603
 			v4l2_err(sd, "start stream failed while write regs\n");
601
-			pm_runtime_put(&client->dev);
604
+			pm_runtime_put_sync(&client->dev);
602
605
 			goto unlock_and_return;
603
606
 		}
604
607
 	} else {
605
608
 		__maxim4c_stop_stream(maxim4c);
606
-		pm_runtime_put(&client->dev);
609
+		pm_runtime_mark_last_busy(&client->dev);
610
+		pm_runtime_put_autosuspend(&client->dev);
607
611
 	}
608
612
 
609
613
 	maxim4c->streaming = on;
..
..
@@ -787,21 +791,9 @@
787
791
 
788
792
 	val |= V4L2_MBUS_CSI2_CONTINUOUS_CLOCK;
789
793
 	val |= (1 << (data_lanes - 1));
790
-	switch (data_lanes) {
791
-	case 4:
792
-		val |= V4L2_MBUS_CSI2_CHANNEL_3;
793
-		fallthrough;
794
-	case 3:
795
-		val |= V4L2_MBUS_CSI2_CHANNEL_2;
796
-		fallthrough;
797
-	case 2:
798
-		val |= V4L2_MBUS_CSI2_CHANNEL_1;
799
-		fallthrough;
800
-	case 1:
801
-	default:
802
-		val |= V4L2_MBUS_CSI2_CHANNEL_0;
803
-		break;
804
-	}
794
+
795
+	val |= V4L2_MBUS_CSI2_CHANNEL_3 | V4L2_MBUS_CSI2_CHANNEL_2 |
796
+	       V4L2_MBUS_CSI2_CHANNEL_1 | V4L2_MBUS_CSI2_CHANNEL_0;
805
797
 
806
798
 	config->type = V4L2_MBUS_CSI2_DPHY;
807
799
 	config->flags = val;