From: Matthias Kaehlcke <mka@chromium.org> To: Georgi Djakov <georgi.djakov@linaro.org> Cc: linux-pm@vger.kernel.org, gregkh@linuxfoundation.org, rjw@rjwysocki.net, robh+dt@kernel.org, mturquette@baylibre.com, khilman@baylibre.com, vincent.guittot@linaro.org, skannan@codeaurora.org, bjorn.andersson@linaro.org, amit.kucheria@linaro.org, seansw@qti.qualcomm.com, daidavid1@codeaurora.org, evgreen@chromium.org, mark.rutland@arm.com, lorenzo.pieralisi@arm.com, abailon@baylibre.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH v5 4/8] interconnect: qcom: Add RPM communication Date: Tue, 26 Jun 2018 17:55:23 -0700 [thread overview] Message-ID: <20180627005523.GS129942@google.com> (raw) In-Reply-To: <20180620121141.15403-5-georgi.djakov@linaro.org> On Wed, Jun 20, 2018 at 03:11:37PM +0300, Georgi Djakov wrote: > On some Qualcomm SoCs, there is a remote processor, which controls some of > the Network-On-Chip interconnect resources. Other CPUs express their needs > by communicating with this processor. Add a driver to handle comminication s/comminication/communication/ > with this remote processor. > > Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> > --- > .../bindings/interconnect/qcom-smd.txt | 32 +++++++ > drivers/interconnect/qcom/Makefile | 2 + > drivers/interconnect/qcom/smd-rpm.c | 90 +++++++++++++++++++ > drivers/interconnect/qcom/smd-rpm.h | 15 ++++ > 4 files changed, 139 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interconnect/qcom-smd.txt > create mode 100644 drivers/interconnect/qcom/Makefile > create mode 100644 drivers/interconnect/qcom/smd-rpm.c > create mode 100644 drivers/interconnect/qcom/smd-rpm.h > > diff --git a/Documentation/devicetree/bindings/interconnect/qcom-smd.txt b/Documentation/devicetree/bindings/interconnect/qcom-smd.txt > new file mode 100644 > index 000000000000..88a5aeb50935 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interconnect/qcom-smd.txt > @@ -0,0 +1,32 @@ > +Qualcomm SMD-RPM interconnect driver binding > +------------------------------------------------ > +The RPM (Resource Power Manager) is a dedicated hardware engine > +for managing the shared SoC resources in order to keep the lowest > +power profile. It communicates with other hardware subsystems via > +the shared memory driver (SMD) back-end and accepts requests for > +various resources. > + > +Required properties : > +- compatible : shall contain only one of the following: > + "qcom,interconnect-smd-rpm" > + > +Example: > + smd { > + compatible = "qcom,smd"; > + > + rpm { > + interrupts = <0 168 1>; > + qcom,ipc = <&apcs 8 0>; > + qcom,smd-edge = <15>; > + > + rpm_requests { > + compatible = "qcom,rpm-msm8916"; > + qcom,smd-channels = "rpm_requests"; > + > + interconnect-smd-rpm { > + compatible = "qcom,interconnect-smd-rpm"; > + }; > + > + }; > + }; > + }; > diff --git a/drivers/interconnect/qcom/Makefile b/drivers/interconnect/qcom/Makefile > new file mode 100644 > index 000000000000..2a0c41db91c4 > --- /dev/null > +++ b/drivers/interconnect/qcom/Makefile > @@ -0,0 +1,2 @@ > +# SPDX-License-Identifier: GPL-2.0 > +obj-y += smd-rpm.o > diff --git a/drivers/interconnect/qcom/smd-rpm.c b/drivers/interconnect/qcom/smd-rpm.c > new file mode 100644 > index 000000000000..0cf772f51642 > --- /dev/null > +++ b/drivers/interconnect/qcom/smd-rpm.c > @@ -0,0 +1,90 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * RPM over SMD communication wrapper for interconects s/interconects/interconnects/
WARNING: multiple messages have this Message-ID (diff)
From: mka@chromium.org (Matthias Kaehlcke) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 4/8] interconnect: qcom: Add RPM communication Date: Tue, 26 Jun 2018 17:55:23 -0700 [thread overview] Message-ID: <20180627005523.GS129942@google.com> (raw) In-Reply-To: <20180620121141.15403-5-georgi.djakov@linaro.org> On Wed, Jun 20, 2018 at 03:11:37PM +0300, Georgi Djakov wrote: > On some Qualcomm SoCs, there is a remote processor, which controls some of > the Network-On-Chip interconnect resources. Other CPUs express their needs > by communicating with this processor. Add a driver to handle comminication s/comminication/communication/ > with this remote processor. > > Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> > --- > .../bindings/interconnect/qcom-smd.txt | 32 +++++++ > drivers/interconnect/qcom/Makefile | 2 + > drivers/interconnect/qcom/smd-rpm.c | 90 +++++++++++++++++++ > drivers/interconnect/qcom/smd-rpm.h | 15 ++++ > 4 files changed, 139 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interconnect/qcom-smd.txt > create mode 100644 drivers/interconnect/qcom/Makefile > create mode 100644 drivers/interconnect/qcom/smd-rpm.c > create mode 100644 drivers/interconnect/qcom/smd-rpm.h > > diff --git a/Documentation/devicetree/bindings/interconnect/qcom-smd.txt b/Documentation/devicetree/bindings/interconnect/qcom-smd.txt > new file mode 100644 > index 000000000000..88a5aeb50935 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interconnect/qcom-smd.txt > @@ -0,0 +1,32 @@ > +Qualcomm SMD-RPM interconnect driver binding > +------------------------------------------------ > +The RPM (Resource Power Manager) is a dedicated hardware engine > +for managing the shared SoC resources in order to keep the lowest > +power profile. It communicates with other hardware subsystems via > +the shared memory driver (SMD) back-end and accepts requests for > +various resources. > + > +Required properties : > +- compatible : shall contain only one of the following: > + "qcom,interconnect-smd-rpm" > + > +Example: > + smd { > + compatible = "qcom,smd"; > + > + rpm { > + interrupts = <0 168 1>; > + qcom,ipc = <&apcs 8 0>; > + qcom,smd-edge = <15>; > + > + rpm_requests { > + compatible = "qcom,rpm-msm8916"; > + qcom,smd-channels = "rpm_requests"; > + > + interconnect-smd-rpm { > + compatible = "qcom,interconnect-smd-rpm"; > + }; > + > + }; > + }; > + }; > diff --git a/drivers/interconnect/qcom/Makefile b/drivers/interconnect/qcom/Makefile > new file mode 100644 > index 000000000000..2a0c41db91c4 > --- /dev/null > +++ b/drivers/interconnect/qcom/Makefile > @@ -0,0 +1,2 @@ > +# SPDX-License-Identifier: GPL-2.0 > +obj-y += smd-rpm.o > diff --git a/drivers/interconnect/qcom/smd-rpm.c b/drivers/interconnect/qcom/smd-rpm.c > new file mode 100644 > index 000000000000..0cf772f51642 > --- /dev/null > +++ b/drivers/interconnect/qcom/smd-rpm.c > @@ -0,0 +1,90 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * RPM over SMD communication wrapper for interconects s/interconects/interconnects/
next prev parent reply other threads:[~2018-06-27 0:55 UTC|newest] Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-20 12:11 [PATCH v5 0/8] Introduce on-chip interconnect API Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 1/8] interconnect: Add generic " Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-26 20:57 ` Evan Green 2018-06-26 20:57 ` Evan Green 2018-06-26 20:57 ` Evan Green 2018-06-26 21:58 ` Matthias Kaehlcke 2018-06-26 21:58 ` Matthias Kaehlcke 2018-06-27 0:54 ` Rob Clark 2018-06-27 0:54 ` Rob Clark 2018-07-01 11:03 ` Georgi Djakov 2018-07-01 11:03 ` Georgi Djakov 2018-07-01 11:03 ` Georgi Djakov 2018-06-26 23:34 ` Matthias Kaehlcke 2018-06-26 23:34 ` Matthias Kaehlcke 2018-07-01 11:06 ` Georgi Djakov 2018-07-01 11:06 ` Georgi Djakov 2018-06-27 6:19 ` Vincent Guittot 2018-06-27 6:19 ` Vincent Guittot 2018-07-01 11:09 ` Georgi Djakov 2018-07-01 11:09 ` Georgi Djakov 2018-07-02 7:23 ` Vincent Guittot 2018-07-02 7:23 ` Vincent Guittot 2018-06-20 12:11 ` [PATCH v5 2/8] dt-bindings: Introduce interconnect provider bindings Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 3/8] interconnect: Add debugfs support Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 4/8] interconnect: qcom: Add RPM communication Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-26 20:47 ` Evan Green 2018-06-26 20:47 ` Evan Green 2018-07-01 11:16 ` Georgi Djakov 2018-07-01 11:16 ` Georgi Djakov 2018-06-27 0:55 ` Matthias Kaehlcke [this message] 2018-06-27 0:55 ` Matthias Kaehlcke 2018-07-01 11:18 ` Georgi Djakov 2018-07-01 11:18 ` Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 5/8] dt-bindings: interconnect: Document qcom,msm8916 NoC bindings Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 5/8] dt-bindings: interconnect: Document qcom, msm8916 " Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 6/8] interconnect: qcom: Add msm8916 interconnect provider driver Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-26 20:48 ` Evan Green 2018-06-26 20:48 ` Evan Green 2018-07-01 12:12 ` Georgi Djakov 2018-07-01 12:12 ` Georgi Djakov 2018-07-02 17:08 ` Evan Green 2018-07-02 17:08 ` Evan Green 2018-07-02 17:08 ` Evan Green 2018-06-20 12:11 ` [PATCH v5 7/8] dt-bindings: Introduce interconnect consumers bindings Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov 2018-06-20 12:11 ` [PATCH v5 8/8] interconnect: Allow endpoints translation via DT Georgi Djakov 2018-06-20 12:11 ` Georgi Djakov
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20180627005523.GS129942@google.com \ --to=mka@chromium.org \ --cc=abailon@baylibre.com \ --cc=amit.kucheria@linaro.org \ --cc=bjorn.andersson@linaro.org \ --cc=daidavid1@codeaurora.org \ --cc=evgreen@chromium.org \ --cc=georgi.djakov@linaro.org \ --cc=gregkh@linuxfoundation.org \ --cc=khilman@baylibre.com \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-arm-msm@vger.kernel.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-pm@vger.kernel.org \ --cc=lorenzo.pieralisi@arm.com \ --cc=mark.rutland@arm.com \ --cc=mturquette@baylibre.com \ --cc=rjw@rjwysocki.net \ --cc=robh+dt@kernel.org \ --cc=seansw@qti.qualcomm.com \ --cc=skannan@codeaurora.org \ --cc=vincent.guittot@linaro.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.