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V4L/DVB (5044): Pvrusb2: Allow overriding vbi and radio device minor numbers

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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>
This commit is contained in:
Mike Isely 2006-12-27 23:17:26 -03:00 committed by Mauro Carvalho Chehab
parent f5156b06ac
commit 5e6862cefe
1 changed files with 25 additions and 7 deletions
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32
drivers/media/video/pvrusb2/pvrusb2-v4l2.c
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@ -71,7 +71,13 @@ struct pvr2_v4l2 {
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 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
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 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
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;