[pvrusb2] Noise

[Jan Ceuleers]

On 21/04/2019 22:29, Diego Rivera wrote:
> Interesting question: which firmware version are you using (and how big is it in bytes)?  There are
> several versions floating about out there, and I know only one is the "latest and correctest" one.
> Perhaps in your travails of O/S upgrades over the years you've mistakenly installed the wrong one?
> Cheers...
>
root at dracor:/lib/firmware# ls -l v4l*fw
-rw-r--r-- 1 root root  16382 Mar 30  2017 v4l-cx231xx-avcore-01.fw
-rw-r--r-- 1 root root 141200 Mar 30  2017 v4l-cx23418-apu.fw
-rw-r--r-- 1 root root 158332 Mar 30  2017 v4l-cx23418-cpu.fw
-rw-r--r-- 1 root root  16382 Mar 30  2017 v4l-cx23418-dig.fw
-rw-r--r-- 1 root root 262144 Nov  6 15:33 v4l-cx2341x-dec.fw
-rw-r--r-- 1 root root 376836 Nov  6 15:33 v4l-cx2341x-enc.fw
-rw-r--r-- 1 root root  16382 Mar 30  2017 v4l-cx23885-avcore-01.fw
-rw-r--r-- 1 root root  16382 Mar 30  2017 v4l-cx25840.fw
-rw-r--r-- 1 root root   8192 Nov  6 15:33 v4l-pvrusb2-24xxx-01.fw
-rw-r--r-- 1 root root   8192 Nov  6 15:33 v4l-pvrusb2-29xxx-01.fw

-rw-r--r-- 1 root root   8192 May 24  2018 v4l-pvrusb2-73xxx-01.fw

root at dracor:/lib/firmware# dpkg -S v4l*fw

linux-firmware: /lib/firmware/v4l-cx231xx-avcore-01.fw
linux-firmware: /lib/firmware/v4l-cx23418-apu.fw
linux-firmware: /lib/firmware/v4l-cx23418-cpu.fw
linux-firmware: /lib/firmware/v4l-cx23418-dig.fw
linux-firmware: /lib/firmware/v4l-cx2341x-dec.fw
linux-firmware: /lib/firmware/v4l-cx2341x-enc.fw
linux-firmware: /lib/firmware/v4l-cx23885-avcore-01.fw
linux-firmware: /lib/firmware/v4l-cx25840.fw
linux-firmware: /lib/firmware/v4l-pvrusb2-24xxx-01.fw
linux-firmware: /lib/firmware/v4l-pvrusb2-29xxx-01.fw
dpkg-query: no path found matching pattern *v4l-pvrusb2-73xxx-01.fw*


So it seems that I installed the pvrusb2 73xxx firmware manually. How do
I know whether it's the right-one?