[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20200527170524.hbjbikp5b6e5nw5l@mobilestation>
Date: Wed, 27 May 2020 20:05:24 +0300
From: Serge Semin <Sergey.Semin@...kalelectronics.ru>
To: Guenter Roeck <linux@...ck-us.net>
CC: Serge Semin <fancer.lancer@...il.com>,
Jean Delvare <jdelvare@...e.com>,
Jonathan Corbet <corbet@....net>,
Maxim Kaurkin <maxim.kaurkin@...kalelectronics.ru>,
Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Arnd Bergmann <arnd@...db.de>,
Rob Herring <robh+dt@...nel.org>, <linux-mips@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-hwmon@...r.kernel.org>,
<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 3/3] hwmon: Add Baikal-T1 PVT sensor driver
On Wed, May 27, 2020 at 09:58:00AM -0700, Guenter Roeck wrote:
> On 5/27/20 9:52 AM, Serge Semin wrote:
> > On Wed, May 27, 2020 at 09:25:49AM -0700, Guenter Roeck wrote:
> >> On Tue, May 26, 2020 at 04:38:23PM +0300, Serge Semin wrote:
> >
> > [nip]
> >
> >>> +
> >>> +=============================== ======= =======================================
> >>> +Name Perm Description
> >>> +=============================== ======= =======================================
> >>> +update_interval RW Measurements update interval per
> >>> + sensor.
> >>> +temp1_type RO Sensor type (always 1 as CPU embedded
> >>> + diode).
> >>> +temp1_label RO CPU Core Temperature sensor.
> >>> +temp1_input RO Measured temperature in millidegree
> >>> + Celsius.
> >>> +temp1_min RW Low limit for temp input.
> >>> +temp1_max RW High limit for temp input.
> >>> +temp1_min_alarm RO Temperature input alarm. Returns 1 if
> >>> + temperature input went below min limit,
> >>> + 0 otherwise.
> >>> +temp1_max_alarm RO Temperature input alarm. Returns 1 if
> >>> + temperature input went above max limit,
> >>> + 0 otherwise.
> >>> +temp1_trim RW Temperature sensor trimming factor in
> >>> + millidegree Celsius. It can be used to
> >>> + manually adjust the temperature
> >>> + measurements within 7.130 degrees
> >>> + Celsius.
> >>
> >> vs. standard ABI:
> >>
> >> temp[1-*]_offset`
> >> Temperature offset which is added to the temperature reading
> >> by the chip.
> >>
> >> Unit: millidegree Celsius
> >>
> >> If you really think this is necessary, why not use the standard ABI ?
> >
> > That would have made much more sense.) I'll replace the handwritten temp1_trim
> > with the standard temp1_offset attribute in v4 shortly today. Thanks for pointing
> > this out.
> >
>
> Sorry for not realizing this earlier. The added explanation
> made all the difference.
No worries. I'll fix it in v4. What about the clk_get_rate() part of the code?
You had a comment regarding it in v2. I responded with justification that we can
leave it as is. If you still disagree, then I create the clock rate caching in the
private data at the probe() stage.
-Sergey
>
> Guenter
Powered by blists - more mailing lists