Re: [PATCH v6 4/4] perf/smmuv3_pmu: Enable HiSilicon Erratum 162001800 quirk

2019-03-21 Thread Robin Murphy
On 04/02/2019 12:13, Shameer Kolothum wrote: HiSilicon erratum 162001800 describes the limitation of SMMUv3 PMCG implementation on HiSilicon Hip08 platforms. On these platforms, the PMCG event counter registers (SMMU_PMCG_EVCNTRn) are read only and as a result it is not possible to set the initi

Re: [PATCH v6 4/4] perf/smmuv3_pmu: Enable HiSilicon Erratum 162001800 quirk

2019-02-13 Thread Hanjun Guo
On 2019/2/4 20:13, Shameer Kolothum wrote: > HiSilicon erratum 162001800 describes the limitation of > SMMUv3 PMCG implementation on HiSilicon Hip08 platforms. > > On these platforms, the PMCG event counter registers > (SMMU_PMCG_EVCNTRn) are read only and as a result it > is not possible to set t