Messages in this thread | | | From | Vladimir Oltean <> | Subject | Re: [PATCH v7 net-next 4/4] net: mscc: ocelot: use bulk reads for stats | Date | Mon, 14 Feb 2022 09:51:40 +0000 |
| |
On Sun, Feb 13, 2022 at 11:12:54AM -0800, Colin Foster wrote: > Create and utilize bulk regmap reads instead of single access for gathering > stats. The background reading of statistics happens frequently, and over > a few contiguous memory regions. > > High speed PCIe buses and MMIO access will probably see negligible > performance increase. Lower speed buses like SPI and I2C could see > significant performance increase, since the bus configuration and register > access times account for a large percentage of data transfer time. > > Signed-off-by: Colin Foster <colin.foster@in-advantage.com> > ---
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com>
| |