* helper functions.
*
* @urb: describes the kind of USB transfer used for MPEG2-TS-streaming.
- * Currently only BULK is implemented
+ * (BULK or ISOC)
*
* @num_device_descs: number of struct dvb_usb_device_description in @devices
* @devices: array of struct dvb_usb_device_description compatibles with these
struct {
int framesperurb;
int framesize;
+ int interval;
} isoc;
} u;
} urb;
int num_device_descs;
- struct dvb_usb_device_description devices[8];
+ struct dvb_usb_device_description devices[9];
};
* @udev: pointer to the device's struct usb_device.
* @urb_list: array of dynamically allocated struct urb for the MPEG2-TS-
* streaming.
- * @buffer: buffer used to streaming.
- * @dma_handle: dma_addr_t for buffer.
+ *
+ * @buf_num: number of buffer allocated.
+ * @buf_size: size of each buffer in buf_list.
+ * @buf_list: array containing all allocate buffers for streaming.
+ * @dma_addr: list of dma_addr_t for each buffer in buf_list.
+ *
* @urbs_initialized: number of URBs initialized.
* @urbs_submitted: number of URBs submitted.
+ *
* @feedcount: number of reqested feeds (used for streaming-activation)
* @pid_filtering: is hardware pid_filtering used or not.
+ *
* @usb_sem: semaphore of USB control messages (reading needs two messages)
* @i2c_sem: semaphore for i2c-transfers
+ *
* @i2c_adap: device's i2c_adapter if it uses I2CoverUSB
* @pll_addr: I2C address of the tuner for programming
* @pll_init: array containing the initialization buffer
* @pll_desc: pointer to the appropriate struct dvb_pll_desc
- * @tuner_pass_ctrl: called to (de)activate tuner passthru of the demod
+ *
+ * @tuner_pass_ctrl: called to (de)activate tuner passthru of the demod or the board
+ *
* @dvb_adap: device's dvb_adapter.
* @dmxdev: device's dmxdev.
* @demux: device's software demuxer.
/* usb */
struct usb_device *udev;
struct urb **urb_list;
- u8 *buffer;
- dma_addr_t dma_handle;
+
+ int buf_num;
+ unsigned long buf_size;
+ u8 **buf_list;
+ dma_addr_t *dma_addr;
+
int urbs_initialized;
int urbs_submitted;
void *priv;
};
-extern int dvb_usb_device_init(struct usb_interface *, struct dvb_usb_properties *, struct module *);
+extern int dvb_usb_device_init(struct usb_interface *, struct dvb_usb_properties *, struct module *, struct dvb_usb_device **);
extern void dvb_usb_device_exit(struct usb_interface *);
/* the generic read/write method for device control */