V4L/DVB (5044): Pvrusb2: Allow overriding vbi and radio device minor numbers
Support specification of vbi and radio device minor numbers in a
manner similar to the video device minor number.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
index 3a2a0ca..28187fb 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
@@ -71,7 +71,13 @@
static int video_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
module_param_array(video_nr, int, NULL, 0444);
-MODULE_PARM_DESC(video_nr, "Offset for device's minor");
+MODULE_PARM_DESC(video_nr, "Offset for device's video dev minor");
+static int radio_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
+module_param_array(radio_nr, int, NULL, 0444);
+MODULE_PARM_DESC(radio_nr, "Offset for device's radio dev minor");
+static int vbi_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
+module_param_array(vbi_nr, int, NULL, 0444);
+MODULE_PARM_DESC(vbi_nr, "Offset for device's vbi dev minor");
static struct v4l2_capability pvr_capability ={
.driver = "pvrusb2",
@@ -1113,7 +1119,18 @@
mindevnum = -1;
unit_number = pvr2_hdw_get_unit_number(vp->channel.mc_head->hdw);
if ((unit_number >= 0) && (unit_number < PVR_NUM)) {
- mindevnum = video_nr[unit_number];
+ switch (v4l_type) {
+ case VFL_TYPE_VBI:
+ mindevnum = vbi_nr[unit_number];
+ break;
+ case VFL_TYPE_RADIO:
+ mindevnum = radio_nr[unit_number];
+ break;
+ case VFL_TYPE_GRABBER:
+ default:
+ mindevnum = video_nr[unit_number];
+ break;
+ }
}
if ((video_register_device(&dip->devbase, v4l_type, mindevnum) < 0) &&
(video_register_device(&dip->devbase, v4l_type, -1) < 0)) {
@@ -1122,17 +1139,18 @@
switch (cfg) {
case pvr2_config_mpeg:
printk(KERN_INFO "pvrusb2: registered device video%d [%s]\n",
- dip->devbase.minor,pvr2_config_get_name(dip->config));
+ dip->devbase.minor & 0x1f,
+ pvr2_config_get_name(dip->config));
break;
case pvr2_config_vbi:
printk(KERN_INFO "pvrusb2: registered device vbi%d [%s]\n",
- dip->devbase.minor - MINOR_VFL_TYPE_VBI_MIN,
- pvr2_config_get_name(dip->config));
+ dip->devbase.minor & 0x1f,
+ pvr2_config_get_name(dip->config));
break;
case pvr2_config_radio:
printk(KERN_INFO "pvrusb2: registered device radio%d [%s]\n",
- dip->devbase.minor - MINOR_VFL_TYPE_RADIO_MIN,
- pvr2_config_get_name(dip->config));
+ dip->devbase.minor & 0x1f,
+ pvr2_config_get_name(dip->config));
break;
default:
break;