On 6/7/22 11:43, Viresh Kumar wrote: > On 30-05-22, 13:22, Viresh Kumar wrote: >> On 29-05-22, 19:59, Dmitry Osipenko wrote: >>>> Please keep the PTR_ERR_OR_ZERO. >> >> Ahh, sorry about that. Fixed. >> >>>> tegra20-cpufreq tegra20-cpufreq: failed to set OPP config: -1042688000 >>> >>> With that fixed, now there is another error: >>> >>> [ 1.761945] cpu cpu0: _of_add_opp_table_v2: no supported OPPs >>> [ 1.761960] cpu cpu0: OPP table can't be empty >> >> So we failed to find any OPPs which work with the hardware version of >> updated with dev_pm_opp_set_config(). I tried to follow the path and >> see if there is something wrong here. Failed to find that :( >> >>> I see this on Tegra30, but not on Tegra20. Apparently OPP table >>> refcounting is broken on Tegra30 by this patchset. To make it clear, >>> there are no error without these OPP patches applied. I may take a >>> closer look if will be needed, just ping me. >> >> Yes, it would be very helpful as I don't have the necessary hardware. > > Hey, any updates on this ? I am looking to resend the series soon, would be nice > to fix this before that. > I'll take a look over this weekend. Sorry for the delay. -- Best regards, Dmitry