From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Sumit Gupta <sumitg@nvidia.com>,
treding@nvidia.com, dmitry.osipenko@collabora.com,
viresh.kumar@linaro.org, rafael@kernel.org, jonathanh@nvidia.com,
robh+dt@kernel.org, lpieralisi@kernel.org, helgaas@kernel.org
Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
linux-pci@vger.kernel.org, mmaddireddy@nvidia.com, kw@linux.com,
bhelgaas@google.com, vidyas@nvidia.com, sanjayc@nvidia.com,
ksitaraman@nvidia.com, ishah@nvidia.com, bbasu@nvidia.com
Subject: Re: [Patch v8 1/8] memory: tegra: add interconnect support for DRAM scaling in Tegra234
Date: Tue, 16 May 2023 09:42:22 +0200 [thread overview]
Message-ID: <226964d1-4c98-73a5-ccd1-6b718897fcc8@linaro.org> (raw)
In-Reply-To: <20230511173211.9127-2-sumitg@nvidia.com>
On 11/05/2023 19:32, Sumit Gupta wrote:
> Add Interconnect framework support to dynamically set the DRAM
> bandwidth from different clients. Both the MC and EMC drivers are
> added as ICC providers. The path for any request is:
> MC-Client[1-n] -> MC -> EMC -> EMEM/DRAM
>
> MC client's request for bandwidth will go to the MC driver which
> passes the client request info like BPMP Client ID, Client type
> and the Bandwidth to the BPMP-FW. The final DRAM freq to achieve
> the requested bandwidth is set by the BPMP-FW based on the passed
> parameters.
>
> Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
> ---
> drivers/memory/tegra/mc.c | 5 +
> drivers/memory/tegra/tegra186-emc.c | 133 +++++++++++++++++++++++++++
> drivers/memory/tegra/tegra234.c | 138 +++++++++++++++++++++++++++-
> include/linux/tegra-icc.h | 65 +++++++++++++
> include/soc/tegra/mc.h | 7 ++
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-05-16 7:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-11 17:32 [Patch v8 0/8] Tegra234 Memory interconnect support Sumit Gupta
2023-05-11 17:32 ` [Patch v8 1/8] memory: tegra: add interconnect support for DRAM scaling in Tegra234 Sumit Gupta
2023-05-16 7:42 ` Krzysztof Kozlowski [this message]
2023-05-11 17:32 ` [Patch v8 2/8] memory: tegra: add mc clients for Tegra234 Sumit Gupta
2023-05-11 17:32 ` [Patch v8 3/8] memory: tegra: add software mc clients in Tegra234 Sumit Gupta
2023-05-11 17:32 ` [Patch v8 4/8] dt-bindings: tegra: add icc ids for dummy MC clients Sumit Gupta
2023-05-11 17:32 ` [Patch v8 5/8] memory: tegra: make cpu cluster bw request a multiple of mc channels Sumit Gupta
2023-05-11 17:32 ` [Patch v8 6/8] PCI: tegra194: Fix possible array out of bounds access Sumit Gupta
2023-05-11 17:32 ` [Patch v8 7/8] PCI: tegra194: Add interconnect support in Tegra234 Sumit Gupta
2023-05-11 17:32 ` [Patch v8 8/8] arm64: tegra: Add cpu OPP tables and interconnects property Sumit Gupta
2023-05-14 10:41 ` [Patch v8 0/8] Tegra234 Memory interconnect support Krzysztof Kozlowski
2023-05-15 10:57 ` Sumit Gupta
2023-05-15 16:18 ` Thierry Reding
2023-05-16 7:42 ` Krzysztof Kozlowski
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=226964d1-4c98-73a5-ccd1-6b718897fcc8@linaro.org \
--to=krzysztof.kozlowski@linaro.org \
--cc=bbasu@nvidia.com \
--cc=bhelgaas@google.com \
--cc=devicetree@vger.kernel.org \
--cc=dmitry.osipenko@collabora.com \
--cc=helgaas@kernel.org \
--cc=ishah@nvidia.com \
--cc=jonathanh@nvidia.com \
--cc=ksitaraman@nvidia.com \
--cc=kw@linux.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-tegra@vger.kernel.org \
--cc=lpieralisi@kernel.org \
--cc=mmaddireddy@nvidia.com \
--cc=rafael@kernel.org \
--cc=robh+dt@kernel.org \
--cc=sanjayc@nvidia.com \
--cc=sumitg@nvidia.com \
--cc=treding@nvidia.com \
--cc=vidyas@nvidia.com \
--cc=viresh.kumar@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: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).