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/dvb/dvb-usb/gl861.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/media/dvb/dvb-usb/gl861.c') diff --git a/drivers/media/dvb/dvb-usb/gl861.c b/drivers/media/dvb/dvb-usb/gl861.c index 6b99d9f4d5b..0a8ac64a4e3 100644 --- a/drivers/media/dvb/dvb-usb/gl861.c +++ b/drivers/media/dvb/dvb-usb/gl861.c @@ -16,6 +16,8 @@ static int dvb_usb_gl861_debug; module_param_named(debug,dvb_usb_gl861_debug, int, 0644); MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS); +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr, u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) { @@ -140,7 +142,9 @@ static int gl861_probe(struct usb_interface *intf, if (intf->num_altsetting < 2) return -ENODEV; - if ((ret = dvb_usb_device_init(intf, &gl861_properties, THIS_MODULE, &d)) == 0) { + ret = dvb_usb_device_init(intf, &gl861_properties, THIS_MODULE, &d, + adapter_nr); + if (ret == 0) { alt = usb_altnum_to_altsetting(intf, 0); if (alt == NULL) { -- cgit v1.2.3