Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-09-29 Thread liwei (GF)
Hi Will, On 2020/9/7 20:51, Will Deacon wrote: > On Fri, Jul 24, 2020 at 05:16:04PM +0800, Wei Li wrote: >> Armv8.3 extends the SPE by adding: >> - Alignment field in the Events packet, and filtering on this event >> using PMSEVFR_EL1. >> - Support for the Scalable Vector Extension (SVE). >> >>

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-09-07 Thread Will Deacon
On Fri, Jul 24, 2020 at 05:16:04PM +0800, Wei Li wrote: > Armv8.3 extends the SPE by adding: > - Alignment field in the Events packet, and filtering on this event > using PMSEVFR_EL1. > - Support for the Scalable Vector Extension (SVE). > > The main additions for SVE are: > - Recording the

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-31 Thread Suzuki K Poulose
On 07/31/2020 01:18 PM, liwei (GF) wrote: On 2020/7/30 16:14, Leo Yan wrote: Hi Suzuki, On Wed, Jul 29, 2020 at 10:12:50AM +0100, Suzuki Kuruppassery Poulose wrote: On 07/24/2020 10:16 AM, Wei Li wrote: Armv8.3 extends the SPE by adding: - Alignment field in the Events packet, and

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-31 Thread liwei (GF)
On 2020/7/30 16:14, Leo Yan wrote: > Hi Suzuki, > > On Wed, Jul 29, 2020 at 10:12:50AM +0100, Suzuki Kuruppassery Poulose wrote: >> On 07/24/2020 10:16 AM, Wei Li wrote: >>> Armv8.3 extends the SPE by adding: >>> - Alignment field in the Events packet, and filtering on this event >>>using

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-30 Thread Leo Yan
Hi Suzuki, On Wed, Jul 29, 2020 at 10:12:50AM +0100, Suzuki Kuruppassery Poulose wrote: > On 07/24/2020 10:16 AM, Wei Li wrote: > > Armv8.3 extends the SPE by adding: > > - Alignment field in the Events packet, and filtering on this event > >using PMSEVFR_EL1. > > - Support for the Scalable

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-29 Thread Suzuki K Poulose
On 07/24/2020 10:16 AM, Wei Li wrote: Armv8.3 extends the SPE by adding: - Alignment field in the Events packet, and filtering on this event using PMSEVFR_EL1. - Support for the Scalable Vector Extension (SVE). The main additions for SVE are: - Recording the vector length for SVE operations

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-29 Thread Leo Yan
On Tue, Jul 28, 2020 at 09:24:42PM +0800, liwei (GF) wrote: [...] > >> diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c > >> index e51ddb6d63ed..5ec7ee0c8fa1 100644 > >> --- a/drivers/perf/arm_spe_pmu.c > >> +++ b/drivers/perf/arm_spe_pmu.c > >> @@ -54,7 +54,7 @@ struct

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-28 Thread liwei (GF)
Hi Leo, On 2020/7/28 20:27, Leo Yan wrote: > Hi Wei, > > On Fri, Jul 24, 2020 at 05:16:04PM +0800, Wei Li wrote: >> Armv8.3 extends the SPE by adding: >> - Alignment field in the Events packet, and filtering on this event >> using PMSEVFR_EL1. >> - Support for the Scalable Vector Extension

Re: [PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-28 Thread Leo Yan
Hi Wei, On Fri, Jul 24, 2020 at 05:16:04PM +0800, Wei Li wrote: > Armv8.3 extends the SPE by adding: > - Alignment field in the Events packet, and filtering on this event > using PMSEVFR_EL1. > - Support for the Scalable Vector Extension (SVE). > > The main additions for SVE are: > - Recording

[PATCH 1/4] drivers/perf: Add support for ARMv8.3-SPE

2020-07-24 Thread Wei Li
Armv8.3 extends the SPE by adding: - Alignment field in the Events packet, and filtering on this event using PMSEVFR_EL1. - Support for the Scalable Vector Extension (SVE). The main additions for SVE are: - Recording the vector length for SVE operations in the Operation Type packet. It is not