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SubjectRe: [PATCH v4 net-next 0/2] use bulk reads for ocelot statistics
On Fri, 28 Jan 2022 12:05:47 -0800 Colin Foster wrote:
> Ocelot loops over memory regions to gather stats on different ports.
> These regions are mostly continuous, and are ordered. This patch set
> uses that information to break the stats reads into regions that can get
> read in bulk.
>
> The motiviation is for general cleanup, but also for SPI. Performing two
> back-to-back reads on a SPI bus require toggling the CS line, holding,
> re-toggling the CS line, sending 3 address bytes, sending N padding
> bytes, then actually performing the read. Bulk reads could reduce almost
> all of that overhead, but require that the reads are performed via
> regmap_bulk_read.

This got into Changes Requested state in patchwork, I'm not sure why.

I revived it and will apply it by the end of the day PST if nobody
raises comments.

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