lintweaker;651505 Wrote: 
> yep, changing the prios of the IRQ stuff seems to be working when the
> commands are put directly in rcS after the last command. Putting a
> little sleep (10 secs) make the jive_alsa commands work too.
> 
> 
> This is how my rcS file look now (only the last bits):
> 
> === start ===
> 
> # Start Samba
> # JK: Do not start samba
> #if [ -x /etc/init.d/samba ]; then
> #        /etc/init.d/samba start &
> #fi
> 
> # Start squeezeplay
> /etc/init.d/squeezeplay start
> 
> # JK: Set audio thread priorities
> # Get IRQ for RTC
> tmp=`cat /proc/interrupts |grep "mxc_rtc"|cut -f2 -d" "|cut -f1 -d":"`
> # Get proc # for RTC
> rtc=`ps -e|grep IRQ-$tmp|cut -f3 -d" "`
> # Get IRQ of SPDIF I/F
> tmp=`cat /proc/interrupts |grep "spdif"|cut -f2 -d" "|cut -f1 -d":"`
> # Get proc # for SPDIF
> spdif=`ps -e|grep IRQ-$tmp|cut -f3 -d" "`
> 
> # Get proces number for audio threads
> aud1=`ps -e|grep "sirq-hrtimer/0"|cut -f4 -d" "`
> aud2=`ps -e|grep "sirq-timer/0"|cut -f5 -d" "`
> 
> # Set new priorities
> chrt -f -p 93 $aud1 > /dev/null
> chrt -f -p 91 $aud2 > /dev/null
> chrt -f -p 59 $spdif > /dev/null
> chrt -f -p 87 $rtc > /dev/null
> 
> # check the new priorities with:
> # ps -eLo pid,cls,rtprio,pri,nice,cmd | grep -i "irq"
> 
> sleep 10
> 
> # Set jive_alsa prios
> jalsa1=`ps -eo pid,args|grep "jive_alsa -d default"|head -1|cut -f3 -d"
> "`
> chrt -f -p 55 $jalsa1 > /dev/null
> 
> # sound effects only
> jasla2=`ps -eo pid,args|grep "jive_alsa -d plughw"|head -1|cut -f3 -d"
> "`
> 
> ===== end ====
> 
> It would be possible to make a small loop waiting for jive_alsa to
> appear.

After making these changes are you still able to modify spdif on the
fly as with Dynobot's mods? 

Yesterday before modding the rcS file I could hear changes on the fly,
today after changing the rcS file and rebooting I can not hear the on
the fly. Did I do something wrong maybe?

Thanks


-- 
mjock3
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