Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Sun, Mar 8, 2015 at 12:50 PM, Guenter Roeck wrote: > On 03/08/2015 12:30 PM, Andy Lutomirski wrote: > [ ... ] > >>> One other question: from my reading of the spec, it should be possible to augment this driver to expose a temporate sensor subdevice that shows recent cached

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Guenter Roeck
On 03/08/2015 12:30 PM, Andy Lutomirski wrote: [ ... ] One other question: from my reading of the spec, it should be possible to augment this driver to expose a temporate sensor subdevice that shows recent cached temperatures from HW DIMM measurements. They would be redundant with the jc42

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Sun, Mar 8, 2015 at 8:39 AM, Guenter Roeck wrote: > On 03/08/2015 07:03 AM, Andy Lutomirski wrote: >> >> On Mar 7, 2015 6:39 AM, "Guenter Roeck" wrote: >>> >>> >>> On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Guenter Roeck
On 03/08/2015 07:03 AM, Andy Lutomirski wrote: On Mar 7, 2015 6:39 AM, "Guenter Roeck" wrote: On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Mar 7, 2015 6:39 AM, "Guenter Roeck" wrote: > > On 03/06/2015 06:50 PM, Andy Lutomirski wrote: >> >> Sandy Bridge Xeon and Extreme chips have integrated memory >> controllers with (rather limited) onboard SMBUS masters. This >> driver gives access to the bus. >> >> There are various groups

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Guenter Roeck
On 03/08/2015 12:30 PM, Andy Lutomirski wrote: [ ... ] One other question: from my reading of the spec, it should be possible to augment this driver to expose a temporate sensor subdevice that shows recent cached temperatures from HW DIMM measurements. They would be redundant with the jc42

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Sun, Mar 8, 2015 at 8:39 AM, Guenter Roeck li...@roeck-us.net wrote: On 03/08/2015 07:03 AM, Andy Lutomirski wrote: On Mar 7, 2015 6:39 AM, Guenter Roeck li...@roeck-us.net wrote: On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Sun, Mar 8, 2015 at 12:50 PM, Guenter Roeck li...@roeck-us.net wrote: On 03/08/2015 12:30 PM, Andy Lutomirski wrote: [ ... ] One other question: from my reading of the spec, it should be possible to augment this driver to expose a temporate sensor subdevice that shows recent cached

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Andy Lutomirski
On Mar 7, 2015 6:39 AM, Guenter Roeck li...@roeck-us.net wrote: On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the bus. There are various groups

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-08 Thread Guenter Roeck
On 03/08/2015 07:03 AM, Andy Lutomirski wrote: On Mar 7, 2015 6:39 AM, Guenter Roeck li...@roeck-us.net wrote: On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-07 Thread Guenter Roeck
On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the bus. There are various groups working on standardizing a way to arbitrate access to the bus between

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-07 Thread Paul Bolle
Just two nits. Andy Lutomirski schreef op vr 06-03-2015 om 18:50 [-0800]: > --- a/drivers/i2c/busses/Kconfig > +++ b/drivers/i2c/busses/Kconfig > @@ -149,6 +149,24 @@ config I2C_ISMT > This driver can also be built as a module. If so, the module will be > called i2c-ismt. > >

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-07 Thread Guenter Roeck
On 03/06/2015 06:50 PM, Andy Lutomirski wrote: Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the bus. There are various groups working on standardizing a way to arbitrate access to the bus between

Re: [PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-07 Thread Paul Bolle
Just two nits. Andy Lutomirski schreef op vr 06-03-2015 om 18:50 [-0800]: --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -149,6 +149,24 @@ config I2C_ISMT This driver can also be built as a module. If so, the module will be called i2c-ismt. +config

[PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-06 Thread Andy Lutomirski
Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the bus. There are various groups working on standardizing a way to arbitrate access to the bus between the OS, SMM firmware, a BMC, hardware thermal

[PATCH 1/2] i2c_imc: New driver for Intel's iMC, found on LGA2011 chips

2015-03-06 Thread Andy Lutomirski
Sandy Bridge Xeon and Extreme chips have integrated memory controllers with (rather limited) onboard SMBUS masters. This driver gives access to the bus. There are various groups working on standardizing a way to arbitrate access to the bus between the OS, SMM firmware, a BMC, hardware thermal