linux-kernel - Re: [PATCH v3 3/4] soc: qcom: pmic_glink: Introduce altmode support

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Message-ID: <624f2924-ec30-e0c0-1022-610d1aee761f@linaro.org>
Date:   Mon, 30 Jan 2023 15:28:52 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Bjorn Andersson <quic_bjorande@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Sebastian Reichel <sre@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        Subbaraman Narayanamurthy <quic_subbaram@...cinc.com>,
        Johan Hovold <johan@...nel.org>
Subject: Re: [PATCH v3 3/4] soc: qcom: pmic_glink: Introduce altmode support

On 30/01/2023 05:20, Bjorn Andersson wrote:
> From: Bjorn Andersson <bjorn.andersson@...aro.org>
> 
> With the PMIC GLINK service, the host OS subscribes to USB-C altmode
> messages, which are sent by the firmware to notify the host OS about
> state updates and HPD interrupts.
> 
> The pmic_glink_altmode driver registers for these notifications and
> propagates the notifications as typec_mux, typec_switch and DRM OOB
> notifications as necessary to implement DisplayPort altmode support.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Acked-by: Neil Armstrong <neil.armstrong@...aro.org>
> Tested-by: Konrad Dybcio <konrad.dybcio@...aro.org> # SM8350 PDX215
> Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
> ---
> 
> Changes since v2:
> - Include bitfield.h
> 
>   drivers/soc/qcom/Makefile             |   1 +
>   drivers/soc/qcom/pmic_glink_altmode.c | 478 ++++++++++++++++++++++++++
>   2 files changed, 479 insertions(+)
>   create mode 100644 drivers/soc/qcom/pmic_glink_altmode.c
> 

<snip>

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
Tested-by: Neil Armstrong <neil.armstrong@...aro.org> # on SM8550-MTP & SM8450-HDK