V4L/DVB (3344c): Pci probing for stradis driver


- Pci probing functions added, some functions were rewritten.

- Use PCI_DEVICE macro.

- dev_ used for printing when pci_dev available.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>