From 83ae242c47af9df6d3ea6c1ec17f95c302960dd1 Mon Sep 17 00:00:00 2001 From: Mike Isely Date: Wed, 27 Dec 2006 20:17:26 -0600 Subject: pvrusb2: Implement means to override vbi and radio device minor numbers From: Mike Isely Support specification of vbi and radio device minor numbers in a manner similar to the video device minor number. Signed-off-by: Mike Isely --- linux/drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 32 ++++++++++++++++++------ 1 file changed, 25 insertions(+), 7 deletions(-) (limited to 'linux') diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/linux/drivers/media/video/pvrusb2/pvrusb2-v4l2.c index 0d1dcd11c..2536c6d08 100644 --- a/linux/drivers/media/video/pvrusb2/pvrusb2-v4l2.c +++ b/linux/drivers/media/video/pvrusb2/pvrusb2-v4l2.c @@ -72,7 +72,13 @@ 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", @@ -1142,7 +1148,18 @@ 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)) { @@ -1151,17 +1168,18 @@ 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; -- cgit v1.2.3