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Posts: 2,152 | Thanked: 1,490 times | Joined on Jan 2006 @ Czech Republic
#15
and N800/OS2008 gives me
pcm3
pcm_rec1
amrwb
mp2dec
mp3dec
pcm_rec
g711_enc
g711_dec
g729_enc
g729_dec
ilbc_enc
ilbc_dec
pcm1
aep
audiopp
pcm0
pcm2
aacdec
amrnb
amrnb_enc
amrnb_dec
which all seem to be audio related (not sure about mp2dec but it can be audio too)
Originally Posted by Milhouse View Post
So with this kernel, are you saying that if I play audio through the DSP, the CPU is forced to run at 400Mhz whereas before it would be throttled at 330Mhz?
CPU is not forced to run but when it runs then yes it runs at 400MHz (and does the job faster and goes to sleep sooner). When it run always at 100% then yes it eats more battery. But OTOH dsp runs only at 133 so even in this situation total power (cpu+dsp) may be less. If I understood the conversation in the list correctly the DSP power management is worse so having it enabled and clocked at 220 may eat more power than 330vs400 clock difference of main cpu (with better power management).
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