Re: [PATCH v3 3/3] platform/x86: intel_pmc_core: Decode Snoop / Non Snoop LTR
On Fri, Nov 2, 2018 at 12:37 PM Rajneesh Bhardwaj wrote: > > The LTR values follow PCIE LTR encoding format and can be decoded as per > https://pcisig.com/sites/default/files/specification_documents/ECN_LatencyTolnReporting_14Aug08.pdf > > This adds support to translate the raw LTR values as read from the PMC > to meaningful values in nanosecond units of time. > +#include I told you something different, i.e. put this header where you _use_ it, i.o.w into the header file. > +#define LTR_REQ_NONSNOOP BIT(31) > +#define LTR_REQ_SNOOP BIT(15) > +#define LTR_DECODED_VALGENMASK(9, 0) > +#define LTR_DECODED_SCALE GENMASK(12, 10) If these are in one register, please keep ordered by start bit. The rest is fine. -- With Best Regards, Andy Shevchenko
Re: [PATCH v3 3/3] platform/x86: intel_pmc_core: Decode Snoop / Non Snoop LTR
On 03-Nov-18 12:02 AM, Andy Shevchenko wrote: On Fri, Nov 2, 2018 at 12:37 PM Rajneesh Bhardwaj wrote: The LTR values follow PCIE LTR encoding format and can be decoded as per https://pcisig.com/sites/default/files/specification_documents/ECN_LatencyTolnReporting_14Aug08.pdf This adds support to translate the raw LTR values as read from the PMC to meaningful values in nanosecond units of time. +#include I told you something different, i.e. put this header where you _use_ it, i.o.w into the header file. Oops! Will move it to the header. +#define LTR_REQ_NONSNOOP BIT(31) +#define LTR_REQ_SNOOP BIT(15) +#define LTR_DECODED_VALGENMASK(9, 0) +#define LTR_DECODED_SCALE GENMASK(12, 10) If these are in one register, please keep ordered by start bit. Sure, will do. The rest is fine. Many thanks again for your detailed review.