From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: jens.glathe@oldschoolsolutions.biz
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Abel Vesa <abelvesa@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Sebastian Reichel <sre@kernel.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org, stable@vger.kernel.org,
"Dr. David Alan Gilbert" <dave@treblig.org>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Subject: Re: [PATCH v3 1/3] usb: typec: mux: ps883x: support TYPEC_DP_STATE_F
Date: Fri, 18 Sep 2026 11:55:06 +0200 [thread overview]
Message-ID: <aq0KeqvmjpMdmfiO@black.igk.intel.com> (raw)
In-Reply-To: <20260916-ps883x-disable-usb4-v3-1-8f19386456d0@oldschoolsolutions.biz>
On Wed, Sep 16, 2026 at 09:36:32PM +0200, Jens Glathe via B4 Relay wrote:
> From: Jens Glathe <jens.glathe@oldschoolsolutions.biz>
>
> Several docks, including the Lenovo 40B0 and SSK SC220, still send the
> legacy TYPEC_DP_STATE_F mode request (deprecated since DisplayPort Alt
> Mode spec version 1.0b).
>
> Group it with TYPEC_DP_STATE_D.
>
> Assisted-by: Grok(xAI):4.6
> Signed-off-by: Jens Glathe <jens.glathe@oldschoolsolutions.biz>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
> ---
> drivers/usb/typec/mux/ps883x.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/typec/mux/ps883x.c b/drivers/usb/typec/mux/ps883x.c
> index 64e0a61b776a1..a5696aef054ee 100644
> --- a/drivers/usb/typec/mux/ps883x.c
> +++ b/drivers/usb/typec/mux/ps883x.c
> @@ -207,6 +207,7 @@ static int ps883x_set(struct ps883x_retimer *retimer, struct typec_retimer_state
>
> switch (state->mode) {
> case TYPEC_DP_STATE_D:
> + case TYPEC_DP_STATE_F:
> cfg0 |= CONN_STATUS_0_USB_3_1_CONNECTED;
> fallthrough;
> case TYPEC_DP_STATE_C:
>
> --
> 2.53.0
>
--
heikki
next prev parent reply other threads:[~2026-09-18 9:55 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 19:36 [PATCH v3 0/3] usb: typec: ps883x: fixes for older Thunderbolt 4 / USB4 docks Jens Glathe via B4 Relay
2026-09-16 19:36 ` Jens Glathe
2026-09-16 19:36 ` [PATCH v3 1/3] usb: typec: mux: ps883x: support TYPEC_DP_STATE_F Jens Glathe via B4 Relay
2026-09-16 19:36 ` Jens Glathe
2026-09-18 9:55 ` Heikki Krogerus [this message]
2026-09-16 19:36 ` [PATCH v3 2/3] usb: typec: mux: ps883x: add a delay after writing config regs Jens Glathe via B4 Relay
2026-09-16 19:36 ` Jens Glathe
2026-09-18 9:55 ` Heikki Krogerus
2026-09-16 19:36 ` [PATCH v3 3/3] usb: typec: mux: ps883x: disable USB4 on incomplete USB4 platforms Jens Glathe via B4 Relay
2026-09-16 19:36 ` Jens Glathe
2026-09-18 9:56 ` Heikki Krogerus
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aq0KeqvmjpMdmfiO@black.igk.intel.com \
--to=heikki.krogerus@linux.intel.com \
--cc=abelvesa@kernel.org \
--cc=andersson@kernel.org \
--cc=dave@treblig.org \
--cc=dmitry.baryshkov@oss.qualcomm.com \
--cc=gregkh@linuxfoundation.org \
--cc=jens.glathe@oldschoolsolutions.biz \
--cc=konradybcio@kernel.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=sre@kernel.org \
--cc=stable@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.