My TV tuner is a Hauppauge WinTV-HVR1950, ant it plugs into a USB port.
Therefore, the result of lsmod can be found at:
https://gist.github.com/2205621and the result of lsusb is:
doctor:$ lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 2040:7501 Hauppauge
Bus 001 Device 003: ID 152e:1640 LG (HLDS)
Bus 001 Device 006: ID 1737:0077 Linksys WUSB54GC v3 802.11g Adapter [Ralink RT2070L]
Bus 003 Device 002: ID 03f0:7504 Hewlett-Packard Printing Support
Bus 003 Device 003: ID 1241:1166 Belkin MI-2150 Trust Mouse
In other words, my TV tuner device plugs into a USB port...
NOT a PCI slot.