From: Thierry Reding <thierry.reding@gmail.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: 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,
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 v3 10/11] memory: tegra: handle no BWMGR MRQ support in BPMP
Date: Thu, 23 Mar 2023 10:55:32 +0100 [thread overview]
Message-ID: <ZBwiFEJ1bTMy6yTf@orome> (raw)
In-Reply-To: <dd6257a9-1a12-23f9-e770-0809aaa7ed0e@linaro.org>
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On Wed, Mar 22, 2023 at 06:50:23PM +0100, Krzysztof Kozlowski wrote:
> On 20/03/2023 19:24, Sumit Gupta wrote:
> > If BPMP-FW doesn't support 'MRQ_BWMGR_INT', then the MC Client driver
> > probe fails with 'EPROBE_DEFER' which it receives on calling the func
> > 'devm_of_icc_get()'. Fix this by initializing the ICC even if the MRQ
> > is missing and return 'EINVAL' from 'icc_set_bw()' instead of passing
> > the request to BPMP-FW later when the BW request is made by client.
> >
> > Fixes: ("memory: tegra: add interconnect support for DRAM scaling in Tegra234")
>
> That's not correct tag.
>
> Anyway, send fixes separately.
I think this was a bit confusing. This fixes an issue that was
introduced in a patch earlier in this series, so it's probably better to
squash it into that patch rather than have a separate fix patch in the
same series.
Thierry
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next prev parent reply other threads:[~2023-03-23 9:56 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-20 18:24 [Patch v3 00/11] Tegra234 Memory interconnect support Sumit Gupta
2023-03-20 18:24 ` [Patch v3 01/11] firmware: tegra: add function to get BPMP data Sumit Gupta
2023-03-23 10:08 ` Thierry Reding
2023-03-23 12:59 ` Sumit Gupta
2023-03-20 18:24 ` [Patch v3 02/11] memory: tegra: add interconnect support for DRAM scaling in Tegra234 Sumit Gupta
2023-03-23 10:14 ` Thierry Reding
2023-03-20 18:24 ` [Patch v3 03/11] memory: tegra: add mc clients for Tegra234 Sumit Gupta
2023-03-20 18:24 ` [Patch v3 04/11] memory: tegra: add software mc clients in Tegra234 Sumit Gupta
2023-03-20 18:24 ` [Patch v3 05/11] dt-bindings: tegra: add icc ids for dummy MC clients Sumit Gupta
2023-03-20 18:24 ` [Patch v3 06/11] arm64: tegra: Add cpu OPP tables and interconnects property Sumit Gupta
2023-03-20 18:24 ` [Patch v3 07/11] cpufreq: tegra194: add OPP support and set bandwidth Sumit Gupta
2023-03-21 7:36 ` kernel test robot
2023-03-21 11:49 ` Sumit Gupta
2023-03-22 17:51 ` Krzysztof Kozlowski
2023-03-23 12:50 ` Sumit Gupta
2023-03-20 18:24 ` [Patch v3 08/11] memory: tegra: make cpu cluster bw request a multiple of mc channels Sumit Gupta
2023-03-20 18:24 ` [Patch v3 09/11] PCI: tegra194: add interconnect support in Tegra234 Sumit Gupta
2023-03-20 18:24 ` [Patch v3 10/11] memory: tegra: handle no BWMGR MRQ support in BPMP Sumit Gupta
2023-03-22 17:50 ` Krzysztof Kozlowski
2023-03-23 9:55 ` Thierry Reding [this message]
2023-03-23 9:58 ` Krzysztof Kozlowski
2023-03-23 10:02 ` Thierry Reding
2023-03-23 12:46 ` Sumit Gupta
2023-03-20 18:24 ` [Patch v3 11/11] memory: tegra186-emc: fix interconnect registration race Sumit Gupta
2023-03-22 17:50 ` Krzysztof Kozlowski
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