linux-kernel - Re: [PATCH] memory: tegra: Add dummy implementation on Tegra194

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Message-ID: <967e6d2b-776a-a25e-b71d-76814ce38a22@nvidia.com>
Date:   Fri, 7 Jul 2023 00:52:08 +0530
From:   Sumit Gupta <sumitg@...dia.com>
To:     Thierry Reding <thierry.reding@...il.com>
CC:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Jon Hunter <jonathanh@...dia.com>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] memory: tegra: Add dummy implementation on Tegra194



On 29/06/23 21:31, Thierry Reding wrote:
> External email: Use caution opening links or attachments
> 
> 
> From: Thierry Reding <treding@...dia.com>
> 
> With the introduction of commit 9365bf006f53 ("PCI: tegra194: Add
> interconnect support in Tegra234"), the PCI driver on Tegra194 and later
> requires an interconnect provider. However, a provider is currently only
> exposed on Tegra234 and this causes PCI on Tegra194 to defer probe
> indefinitely.
> 
> Fix this by adding a dummy implementation on Tegra194. This allows nodes
> to be provided to interconnect consumers, but doesn't do any bandwidth
> accounting or frequency scaling.
> 
> Fixes: 9365bf006f53 ("PCI: tegra194: Add interconnect support in Tegra234")
> Reported-by: Jon Hunter <jonathanh@...dia.com>
> Signed-off-by: Thierry Reding <treding@...dia.com>
> ---

Reviewed-by: Sumit Gupta <sumitg@...dia.com>
Tested-by: Sumit Gupta <sumitg@...dia.com>

Thank you,
Sumit Gupta