From 78e92006f410a4044f8c1760c25ac9d11d259aa2 Mon Sep 17 00:00:00 2001 From: Janne Grunau Date: Wed, 9 Apr 2008 19:13:13 -0300 Subject: V4L/DVB (7538): Adds selectable adapter numbers as per module option The adapter_nr module options can be used to allocate static adapter numbers on a driver level. It avoids problems with changing DVB apapter numbers after warm/cold boot or device unplugging and repluging. Each driver holds DVB_MAX_ADAPTER long array of the preferred order of adapter numbers. options dvb-usb-dib0700 adapter_nr=7,6,5,4,3,2,1,0 would result in a reversed allocation of adapter numbers. With adapter_nr=2,5 it tries first to get adapter number 2 and 5. If both are already in use it will allocate the lowest free adapter number. Signed-off-by: Janne Grunau Acked-by: Hermann Pitton Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/saa7134/saa7134-dvb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/media/video/saa7134/saa7134-dvb.c') diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c index e5c3569dd2c8..73154c1a0239 100644 --- a/drivers/media/video/saa7134/saa7134-dvb.c +++ b/drivers/media/video/saa7134/saa7134-dvb.c @@ -65,6 +65,8 @@ static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off module debugging (default:off)."); +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + #define dprintk(fmt, arg...) do { if (debug) \ printk(KERN_DEBUG "%s/dvb: " fmt, dev->name , ## arg); } while(0) @@ -1257,7 +1259,8 @@ static int dvb_init(struct saa7134_dev *dev) } /* register everything else */ - ret = videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev, &dev->pci->dev); + ret = videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev, &dev->pci->dev, + adapter_nr); /* this sequence is necessary to make the tda1004x load its firmware * and to enter analog mode of hybrid boards -- cgit v1.2.3