Messages in this thread |  | | Date | Thu, 9 Jul 2020 07:29:18 -0700 | From | Bjorn Andersson <> | Subject | Re: [PATCH v2] arm64: dts: qcom: sdm845: Add cpu OPP tables |
| |
On Wed 08 Jul 19:22 PDT 2020, Steev Klimaszewski wrote:
> > On 7/2/20 3:46 PM, Sibi Sankar wrote: > > Add OPP tables required to scale DDR/L3 per freq-domain on SDM845 SoCs. > > > > Signed-off-by: Sibi Sankar <sibis@codeaurora.org> > > --- > > > Hi Sibi, > > > Bjorn asked me to give this patch a whirl, and I have to say, I like it > but I'm not sure if I'm missing a dependency somewhere... > > > In 5.8.0-rc4, I'm seeing a couple probe defers > > [ 0.131341] cpu cpu0: _allocate_opp_table: Error finding interconnect > paths: -517 > > [ 0.132694] cpu cpu4: _allocate_opp_table: Error finding interconnect > paths: -517 > > And then a bit later on, > > [ 0.625837] cpu cpu0: failed to get clock: -2 > > > If these aren't anything to worry about, you can throw my Tested-by on > > Tested-by: Steev Klimaszewski <steev@kali.org> >
You need to enable: CONFIG_INTERCONNECT=y CONFIG_INTERCONNECT_QCOM=y CONFIG_INTERCONNECT_QCOM_OSM_L3=m CONFIG_INTERCONNECT_QCOM_SDM845=m
With this I can see the interconnect_summary in debugfs change with the CPU frequency.
Regards, Bjorn
|  |