Messages in this thread | | | Date | Tue, 8 Nov 2022 11:29:42 +0530 | Subject | Re: [PATCH] clk: qcom: Update the force mem core bit for GPU clocks | From | "Satya Priya Kakitapalli (Temp)" <> |
| |
Hi Doug,
On 11/7/2022 10:30 PM, Doug Anderson wrote: > Hi, > > On Sun, Nov 6, 2022 at 9:38 PM Satya Priya Kakitapalli (Temp) > <quic_c_skakit@quicinc.com> wrote: >> >> On 10/28/2022 5:54 AM, Stephen Boyd wrote: >>> Quoting Satya Priya (2022-10-18 23:05:35) >>>> From: Taniya Das <quic_tdas@quicinc.com> >>>> >>>> There are few GPU clocks which are powering up the memories >>>> and thus enable the FORCE_MEM_PERIPH always for these clocks >>>> to force the periph_on signal to remain active during halt >>>> state of the clock. >>> I take it that missing this causes GPU to lose state when it suspends >>> and that confuses the driver? >> >> It is more related to GPU SMMU states and the stability issues that are >> encountered. > I see a very similar code sequence for sc7180. Is any similar fix > needed for sc7180, or is this something unique for sc7280?
This is not needed for sc7180, it is related to sc7280 only.
| |