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[media] gspca - sonixj, zc3xx: Let some bandwidth for audio when USB 1.1

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Jean-François Moine 14 years ago
parent
commit
062909f649
2 changed files with 8 additions and 0 deletions
  1. 4 0
      drivers/media/video/gspca/sonixj.c
  2. 4 0
      drivers/media/video/gspca/zc3xx.c

+ 4 - 0
drivers/media/video/gspca/sonixj.c

@@ -1777,6 +1777,10 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	sd->ag_cnt = -1;
 	sd->quality = QUALITY_DEF;
 
+	/* if USB 1.1, let some bandwidth for the audio device */
+	if (gspca_dev->audio && gspca_dev->dev->speed < USB_SPEED_HIGH)
+		gspca_dev->nbalt--;
+
 	INIT_WORK(&sd->work, qual_upd);
 
 	return 0;

+ 4 - 0
drivers/media/video/gspca/zc3xx.c

@@ -6414,6 +6414,10 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	gspca_dev->cam.ctrls = sd->ctrls;
 	sd->quality = QUALITY_DEF;
 
+	/* if USB 1.1, let some bandwidth for the audio device */
+	if (gspca_dev->audio && gspca_dev->dev->speed < USB_SPEED_HIGH)
+		gspca_dev->nbalt--;
+
 	return 0;
 }