From: Simon Horman <simon.horman@corigine•com>
To: Jose Ignacio Tornos Martinez <jtornosm@redhat•com>
Cc: loic.poulain@linaro•org, ryazanov.s.a@gmail•com,
johannes@sipsolutions•net, davem@davemloft•net,
edumazet@google•com, kuba@kernel•org, pabeni@redhat•com,
netdev@vger•kernel.org, linux-kernel@vger•kernel.org,
jinjian.song@fibocom•com, haijun.liu@mediatek•com,
chandrashekar.devegowda@intel•com, matthias.bgg@gmail•com,
chiranjeevi.rapolu@linux•intel.com,
ricardo.martinez@linux•intel.com,
linux-mediatek@lists•infradead.org,
linux-arm-kernel@lists•infradead.org,
m.chetan.kumar@linux•intel.com, linuxwwan@intel•com,
angelogioacchino.delregno@collabora•com
Subject: Re: [PATCH] net: wwan: t7xx: Add AP CLDMA
Date: Wed, 12 Jul 2023 20:51:19 +0100 [thread overview]
Message-ID: <ZK8EN4dfZgICvPl8@corigine.com> (raw)
In-Reply-To: <20230711062817.6108-1-jtornosm@redhat.com>
+ maintainers and MLs as advised by get_maintainers.pl
On Tue, Jul 11, 2023 at 08:28:13AM +0200, Jose Ignacio Tornos Martinez wrote:
> At this moment with the current status, t7xx is not functional due to
> problems like this after connection, if there is no activity:
> [ 57.370534] mtk_t7xx 0000:72:00.0: [PM] SAP suspend error: -110
> [ 57.370581] mtk_t7xx 0000:72:00.0: can't suspend
> (t7xx_pci_pm_runtime_suspend [mtk_t7xx] returned -110)
> because after this, the traffic no longer works.
>
> The complete series 'net: wwan: t7xx: fw flashing & coredump support'
> was reverted because of issues with the pci implementation.
> In order to have at least the modem working, it would be enough if just
> the first commit of the series is re-applied:
> d20ef656f994 net: wwan: t7xx: Add AP CLDMA
> With that, the Application Processor would be controlled, correctly
> suspended and the commented problems would be fixed (I am testing here
> like this with no related issue).
>
> This commit is independent of the others and not related to the
> commented pci implementation for the new features: fw flashing and
> coredump collection.
>
> Use v2 patch version of d20ef656f994 as JinJian Song suggests
> (https://patchwork.kernel.org/project/netdevbpf/patch/20230105154215.198828-1-m.chetan.kumar@linux.intel.com/).
>
> Original text from the commit that would be re-applied:
>
> d20ef656f994 net: wwan: t7xx: Add AP CLDMA
> Author: Haijun Liu <haijun.liu@mediatek•com>
> Date: Tue Aug 16 09:53:28 2022 +0530
>
> The t7xx device contains two Cross Layer DMA (CLDMA) interfaces to
> communicate with AP and Modem processors respectively. So far only
> MD-CLDMA was being used, this patch enables AP-CLDMA.
>
> Rename small Application Processor (sAP) to AP.
>
> Signed-off-by: Haijun Liu <haijun.liu@mediatek•com>
> Co-developed-by: Madhusmita Sahu <madhusmita.sahu@intel•com>
> Signed-off-by: Madhusmita Sahu <madhusmita.sahu@intel•com>
> Signed-off-by: Moises Veleta <moises.veleta@linux•intel.com>
> Signed-off-by: Devegowda Chandrashekar <chandrashekar.devegowda@intel•com>
> Signed-off-by: M Chetan Kumar <m.chetan.kumar@linux•intel.com>
> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux•intel.com>
> Reviewed-by: Sergey Ryazanov <ryazanov.s.a@gmail•com>
> Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel•com>
>
> Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat•com>
Reviewed-by: Simon Horman <simon.horman@corigine•com>
next prev parent reply other threads:[~2023-07-12 19:51 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-11 6:28 [PATCH] net: wwan: t7xx: Add AP CLDMA Jose Ignacio Tornos Martinez
2023-07-12 19:51 ` Simon Horman [this message]
2023-07-13 0:40 ` patchwork-bot+netdevbpf
-- strict thread matches above, loose matches on Subject: below --
2023-06-26 8:20 Jose Ignacio Tornos Martinez
2023-06-26 20:13 ` Jakub Kicinski
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