From: patchwork-bot+netdevbpf@kernel.org
To: Peter Hunt <peter.hunt@opengear.com>
Cc: loic.poulain@oss.qualcomm.com, ryazanov.s.a@gmail.com,
dnlplm@gmail.com, johannes@sipsolutions.net, mani@kernel.org,
andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org,
mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v10 0/2] net: wwan: support DTR/RTS on AT ports via MHI IP_CTRL
Date: Tue, 20 Oct 2026 19:00:19 +0000 [thread overview]
Message-ID: <179252281927.159319.5542146548061223834.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20261013183500.261229-1-peter.hunt@opengear.com>
Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 13 Oct 2026 12:34:58 -0600 you wrote:
> Qualcomm/Sierra SDX55/SDX65 modems (e.g. EM9291) withhold unsolicited AT
> result codes until the host asserts DTR. The in-tree mhi_wwan_ctrl driver
> exposes AT ports but never signals DTR, so URCs never reach userspace.
>
> Patch 1 extends the wwan core with an optional ->dtr_rts(port, mdmbits)
> port op. The TIOCM bitmask state is tracked in the wwan core, which raises
> DTR/RTS on first open of an AT port whose driver implements ->dtr_rts,
> drops them on last close (if HUPCL is set, which is the default for AT
> ports) and on port removal, and passes the resolved bitmask to the
> driver on TIOCMSET/TIOCMBIC/TIOCMBIS.
>
> [...]
Here is the summary with links:
- [net-next,v10,1/2] net: wwan: core: propagate modem control signals to port drivers
https://git.kernel.org/netdev/net-next/c/241c9ed785d0
- [net-next,v10,2/2] net: wwan: mhi_wwan_ctrl: drive DTR/RTS via the IP_CTRL channel
https://git.kernel.org/netdev/net-next/c/d509edf90bc6
You are awesome, thank you!
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prev parent reply other threads:[~2026-10-20 19:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-13 18:34 Peter Hunt
2026-10-13 18:34 ` [PATCH net-next v10 1/2] net: wwan: core: propagate modem control signals to port drivers Peter Hunt
2026-10-16 9:37 ` netdev-bot+sashiko
2026-10-16 20:56 ` Peter Hunt
2026-10-16 19:46 ` Loic Poulain
2026-10-13 18:35 ` [PATCH net-next v10 2/2] net: wwan: mhi_wwan_ctrl: drive DTR/RTS via the IP_CTRL channel Peter Hunt
2026-10-16 9:37 ` netdev-bot+sashiko
2026-10-16 20:58 ` Peter Hunt
2026-10-20 18:44 ` Jakub Kicinski
2026-10-16 19:47 ` Loic Poulain
2026-10-20 19:00 ` patchwork-bot+netdevbpf [this message]
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