#define DVB_MAJOR 212
+#define DVB_MAX_ADAPTERS 8
+
+#define DVB_UNSET (-1)
+
#define DVB_DEVICE_VIDEO 0
#define DVB_DEVICE_AUDIO 1
#define DVB_DEVICE_SEC 2
#define DVB_DEVICE_NET 7
#define DVB_DEVICE_OSD 8
+#define DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr) \
+ static short adapter_nr[] = \
+ {[0 ... (DVB_MAX_ADAPTERS - 1)] = DVB_UNSET }; \
+ module_param_array(adapter_nr, short, NULL, 0444); \
+ MODULE_PARM_DESC(adapter_nr, "DVB adapter numbers")
struct dvb_adapter {
int num;
int writers;
int users;
+ wait_queue_head_t wait_queue;
/* don't really need those !? -- FIXME: use video_usercopy */
int (*kernel_ioctl)(struct inode *inode, struct file *file,
unsigned int cmd, void *arg);
};
-extern int dvb_register_adapter (struct dvb_adapter *adap, const char *name, struct module *module, struct device *device);
+extern int dvb_register_adapter(struct dvb_adapter *adap, const char *name,
+ struct module *module, struct device *device,
+ short *adapter_nums);
extern int dvb_unregister_adapter (struct dvb_adapter *adap);
extern int dvb_register_device (struct dvb_adapter *adap,
int (*func)(struct inode *inode, struct file *file,
unsigned int cmd, void *arg));
+/** generic DVB attach function. */
+#ifdef CONFIG_DVB_CORE_ATTACH
+#define dvb_attach(FUNCTION, ARGS...) ({ \
+ void *__r = NULL; \
+ typeof(&FUNCTION) __a = symbol_request(FUNCTION); \
+ if (__a) { \
+ __r = (void *) __a(ARGS); \
+ if (__r == NULL) \
+ symbol_put(FUNCTION); \
+ } else { \
+ printk(KERN_ERR "DVB: Unable to find symbol "#FUNCTION"()\n"); \
+ } \
+ __r; \
+})
+
+#else
+#define dvb_attach(FUNCTION, ARGS...) ({ \
+ FUNCTION(ARGS); \
+})
+
+#endif
+
#endif /* #ifndef _DVBDEV_H_ */