Re: help testing a vchiq patch
Bakul Shah <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <[email protected]> |
On pi4 /dev/sndstat doesn't show any extra devices. Any audio comes out on the mini jack (as before). # cat /dev/sndstat Installed devices: pcm0: <VCHIQ audio> (play) default No devices installed from userspace. Also, sound device permission bits are wrong. # ls -l /dev/dsp* /dev/mixer* /dev/sndstat crw-rw---- 1 root audio 0x6e Aug 20 15:26 /dev/dsp0 crw-rw---- 1 root audio 0x6d Aug 20 14:59 /dev/mixer0 crw-r----- 1 root audio 0x6 Aug 20 15:00 /dev/sndstat Compare with x86-64 machines: # ls -l /dev/dsp* /dev/mixer* /dev/sndstat crw-rw-rw- 1 root wheel 0x4b Aug 4 19:43 /dev/dsp0 crw-rw-rw- 1 root wheel 0x4d Aug 4 19:43 /dev/dsp1 crw-rw-rw- 1 root wheel 0x4f Aug 4 19:43 /dev/dsp2 crw-rw-rw- 1 root wheel 0x51 Aug 4 19:43 /dev/dsp3 crw-rw-rw- 1 root wheel 0x53 Aug 4 19:43 /dev/dsp4 crw-rw-rw- 1 root wheel 0x4a Aug 4 19:43 /dev/mixer0 crw-rw-rw- 1 root wheel 0x4c Aug 4 19:43 /dev/mixer1 crw-rw-rw- 1 root wheel 0x4e Aug 4 19:43 /dev/mixer2 crw-rw-rw- 1 root wheel 0x50 Aug 4 19:43 /dev/mixer3 crw-rw-rw- 1 root wheel 0x52 Aug 4 19:43 /dev/mixer4 crw-r--r-- 1 root wheel 0x7 Aug 4 19:43 /dev/sndstat > On Aug 17, 2026, at 7:59 AM, Mark Johnston <[email protected]> wrote: > > Hi, > > I wonder if anyone running FreeBSD on an RPi is able to help test the > patch here? https://reviews.freebsd.org/D58889 > > It fixes some bugs in the RPi videocore kernel-mode driver, and it > modifies the bcm2835 audio driver as well. If anyone using these > drivers can report whether they see any regressions with that patch > applied, I'd appreciate it. >