From: Saravana Kannan <saravanak@google.com>
To: Rob Herring <robh@kernel.org>
Cc: Georgi Djakov <georgi.djakov@linaro.org>,
Viresh Kumar <vireshk@kernel.org>, Nishanth Menon <nm@ti.com>,
Stephen Boyd <sboyd@kernel.org>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Sibi Sankar <sibis@codeaurora.org>,
Matthias Kaehlcke <mka@chromium.org>,
Rajendra Nayak <rnayak@codeaurora.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Jordan Crouse <jcrouse@codeaurora.org>,
Evan Green <evgreen@chromium.org>,
Linux PM <linux-pm@vger.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v8 09/10] dt-bindings: interconnect: Add interconnect-tags bindings
Date: Tue, 19 May 2020 12:57:09 -0700 [thread overview]
Message-ID: <CAGETcx8+NZYT863ySLf6XvgLBm8PM_4euue2=zbDscgmDFh+7g@mail.gmail.com> (raw)
In-Reply-To: <20200519185836.GA469006@bogus>
On Tue, May 19, 2020 at 11:58 AM Rob Herring <robh@kernel.org> wrote:
>
> On Tue, May 12, 2020 at 03:53:26PM +0300, Georgi Djakov wrote:
> > From: Sibi Sankar <sibis@codeaurora.org>
> >
> > Add interconnect-tags bindings to enable passing of optional
> > tag information to the interconnect framework.
> >
> > Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
> > Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
> > ---
> > v8:
> > * New patch, picked from here:
> > https://lore.kernel.org/r/20200504202243.5476-10-sibis@codeaurora.org
> >
> > .../devicetree/bindings/interconnect/interconnect.txt | 5 +++++
> > 1 file changed, 5 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/interconnect/interconnect.txt b/Documentation/devicetree/bindings/interconnect/interconnect.txt
> > index 6f5d23a605b7..c1a226a934e5 100644
> > --- a/Documentation/devicetree/bindings/interconnect/interconnect.txt
> > +++ b/Documentation/devicetree/bindings/interconnect/interconnect.txt
> > @@ -55,6 +55,11 @@ interconnect-names : List of interconnect path name strings sorted in the same
> > * dma-mem: Path from the device to the main memory of
> > the system
> >
> > +interconnect-tags : List of interconnect path tags sorted in the same order as the
> > + interconnects property. Consumers can append a specific tag to
> > + the path and pass this information to the interconnect framework
> > + to do aggregation based on the attached tag.
>
> Why isn't this information in the 'interconnect' arg cells?
>
> We have 'interconnect-names' because strings don't mix with cells. An
> expanding list of 'interconnect-.*' is not a good pattern IMO.
Also, is there an example for interconnect-tags that I missed? Is it a
list of strings, numbers, etc?
-Saravana
next prev parent reply other threads:[~2020-05-19 19:57 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-12 12:53 [PATCH v8 00/10] Introduce OPP bandwidth bindings Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 01/10] dt-bindings: opp: Introduce opp-peak-kBps and opp-avg-kBps bindings Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 02/10] OPP: Add helpers for reading the binding properties Georgi Djakov
2020-05-13 6:40 ` Viresh Kumar
2020-05-12 12:53 ` [PATCH v8 03/10] interconnect: Add of_icc_get_by_index() helper function Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 04/10] OPP: Add support for parsing interconnect bandwidth Georgi Djakov
2020-05-12 21:35 ` Matthias Kaehlcke
2020-05-13 6:41 ` Viresh Kumar
2020-05-13 7:01 ` Viresh Kumar
2020-05-29 4:44 ` Viresh Kumar
2020-05-29 11:39 ` Sibi Sankar
2020-05-12 12:53 ` [PATCH v8 05/10] OPP: Add sanity checks in _read_opp_key() Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 06/10] OPP: Update the bandwidth on OPP frequency changes Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 07/10] cpufreq: dt: Add support for interconnect bandwidth scaling Georgi Djakov
2020-05-12 12:53 ` [PATCH v8 08/10] cpufreq: dt: Validate all interconnect paths Georgi Djakov
2020-05-12 21:47 ` Matthias Kaehlcke
2020-05-13 6:42 ` Viresh Kumar
2020-05-12 12:53 ` [PATCH v8 09/10] dt-bindings: interconnect: Add interconnect-tags bindings Georgi Djakov
2020-05-13 10:19 ` Viresh Kumar
2020-05-19 18:58 ` Rob Herring
2020-05-19 19:57 ` Saravana Kannan [this message]
2020-05-20 18:51 ` Sibi Sankar
2020-05-20 19:13 ` Saravana Kannan
2020-05-26 17:08 ` Sibi Sankar
2020-05-12 12:53 ` [PATCH v8 10/10] OPP: Add support for setting interconnect-tags Georgi Djakov
2020-05-13 6:43 ` Viresh Kumar
2020-05-13 6:55 ` [PATCH v8 00/10] Introduce OPP bandwidth bindings Viresh Kumar
2020-05-13 10:10 ` Georgi Djakov
2020-05-13 10:18 ` Viresh Kumar
2020-05-18 11:41 ` [PATCH] opp: Expose bandwidth information via debugfs Viresh Kumar
2020-05-27 4:07 ` [PATCH] opp: Remove bandwidth votes when target_freq is zero Viresh Kumar
2020-05-27 4:13 ` [PATCH V2] " Viresh Kumar
2020-05-27 8:11 ` Georgi Djakov
2020-05-27 18:31 ` Sibi Sankar
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