From: Bjorn Andersson <andersson@kernel.org>
To: Jack Pham <jack.pham@oss.qualcomm.com>,
Konrad Dybcio <konradybcio@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>,
Abel Vesa <abel.vesa@oss.qualcomm.com>
Subject: Re: [PATCH] soc: qcom: pmic_glink_altmode: Fix SVID=DP && unconnected edge case
Date: Sun, 15 Mar 2026 21:02:30 -0500 [thread overview]
Message-ID: <177362655076.7429.3868048981197120360.b4-ty@kernel.org> (raw)
In-Reply-To: <20260306-topic-pgaltmode_fixup-v1-1-ec154b2d8e89@oss.qualcomm.com>
On Fri, 06 Mar 2026 12:20:14 +0100, Konrad Dybcio wrote:
> The commit referenced in Fixes started evaluating the value of
> alt_port->mux_ctrl before checking the active SVID. This led to
> drm_aux_hpd_bridge_notify() no longer being called for the 'DP unplug'
> case.
>
> Perhaps somewhat interestingly, the firmware sends a notification with
> SVID=DP, mux_ctrl=MUX_CTRL_STATE_NO_CONN and pin_assignment=0 on
> unplug. 'pin_assignment' was previously interpreted as a bitfield
> excerpt from the second byte of the DP pg_altmode payload (and stored
> as an u8).
>
> [...]
Applied, thanks!
[1/1] soc: qcom: pmic_glink_altmode: Fix SVID=DP && unconnected edge case
commit: d487085006109e5981e059476818243759d2e925
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
prev parent reply other threads:[~2026-03-16 2:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-06 11:20 Konrad Dybcio
2026-03-06 14:47 ` Neil Armstrong
2026-03-09 10:38 ` Konrad Dybcio
2026-03-09 10:43 ` Neil Armstrong
2026-03-09 10:58 ` Konrad Dybcio
2026-03-16 2:02 ` Bjorn Andersson [this message]
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