On Mon, 30 Nov 2020 17:37:08 -0600 Alex Elder wrote: > This series updates some IPA register definitions that change in > substantive ways for IPA v4.5. > > One register defines parameters used by an endpoint to aggregate > multiple packets into a buffer. The size and position of most > fields in that register have changed with this new hardware version, > and consequently the function that programs it needs to be done a > bit differently. The first patch takes care of this. > > Second, IPA v4.5 introduces a unified time keeping component to be > used in several places by the IPA hardware. A main clock divider > provides a fundamental tick rate, and several timestamped features > now define their granularity based on that. There is also a set of > "pulse generators" derived from the main tick, and these are used > to implement timers used for aggregation and head-of-line block > avoidance. The second patch adds IPA register updates to support > Qtime along with its configuration, and the last two patches > configure the timers that use it.
Applied, thanks!
