Re: [PATCH v4 5/5] drm/msm/a6xx: Use genpd notifier to ensure cx-gdsc collapse

2022-12-22 Thread Ulf Hansson
On Wed, 21 Dec 2022 at 18:14, Akhil P Oommen wrote: > > As per the recommended recovery sequence of adreno gpu, cx gdsc should > collapse at hardware before it is turned back ON. This helps to clear > out the stale states in hardware before it is reinitialized. Use the > genpd notifier along with

[PATCH v4 5/5] drm/msm/a6xx: Use genpd notifier to ensure cx-gdsc collapse

2022-12-21 Thread Akhil P Oommen
As per the recommended recovery sequence of adreno gpu, cx gdsc should collapse at hardware before it is turned back ON. This helps to clear out the stale states in hardware before it is reinitialized. Use the genpd notifier along with the newly introduced dev_pm_genpd_synced_poweroff() api to ensu