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Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports

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On Wed Oct 21 11:12, Mika Westerberg wrote:
> On Tue, Oct 20, 2015 at 10:49:59AM -0700, Dustin Byford wrote:
> > I considered it, but I thought a default that fairly closely matches the
> > old behavior was more convenient.
> > 
> > On the other hand, leaving it up to the controllers makes it all very
> > explicit and perhaps simpler to reason about.
> > 
> > 
> > I could be convinced either way.  But, if we move it to the controller
> > drivers, which ones need the change?
> > 
> > grep -i acpi drivers/i2c/busses/i2c*
> > 
> > shows 18 drivers that might care.
> 
> I'm quite confident the designware I2C is enough for now. Intel uses it
> for all SoCs with LPSS and I think AMD has the same block for their I2C
> solution.

I certainly care about i801, ismt, and isch.  Doesn't this affect any
i2c controller with clients that may be enumerated through ACPI?

		--Dustin
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[PATCH v3 0/1] i2c: acpi: scan ACPI enumerated I2C mux channels Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-20 00:30 +0200
  [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-20 00:30 +0200
    Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Andy Shevchenko <andriy.shevchenko@linux.intel.com> - 2015-10-20 11:20 +0200
    Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Mika Westerberg <mika.westerberg@linux.intel.com> - 2015-10-20 15:00 +0200
      Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-20 20:00 +0200
        Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-21 00:50 +0200
        Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Mika Westerberg <mika.westerberg@linux.intel.com> - 2015-10-21 10:20 +0200
          Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-21 10:30 +0200
            Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Mika Westerberg <mika.westerberg@linux.intel.com> - 2015-10-21 10:40 +0200
              Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-21 11:00 +0200
                Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Mika Westerberg <mika.westerberg@linux.intel.com> - 2015-10-21 11:20 +0200
                Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-21 11:30 +0200
                Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports "Rafael J. Wysocki" <rafael@kernel.org> - 2015-10-22 00:40 +0200
                Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Dustin Byford <dustin@cumulusnetworks.com> - 2015-10-22 11:30 +0200
      Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2015-10-21 00:50 +0200
        Re: [PATCH v3 1/1] i2c: add ACPI support for I2C mux ports Mika Westerberg <mika.westerberg@linux.intel.com> - 2015-10-21 10:10 +0200

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