On Thu, Oct 11, 2018 at 12:36:22PM -0700, Stephen Boyd wrote: > Quoting Mark Brown (2018-10-11 07:54:22) > > On Thu, Oct 11, 2018 at 12:00:46AM -0700, Stephen Boyd wrote: > > > Is this used for anything besides getting the regmap? Can you get the > > > pointer to the parent in probe and use that to get the regmap pointer > > > from dev_get_remap() and also use the of_node of the parent to register > > dev_get_regmap() is pretty expensive, I'd not advise using it in > > anything that might approximate a fast path. It's kind of debatable > > when I2C gets involved but still feels wrong. > I'm suggesting the regmap is acquired in probe and a pointer is stored > here in this structure. That is not a fastpath as far as I know. Ah, great - that's the intended usage.
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