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Date:   Wed, 12 Jul 2023 18:40:57 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Souradeep Chowdhury <quic_schowdhu@quicinc.com>
Cc:     linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org,
        Andy Gross <agross@kernel.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Bjorn Andersson <andersson@kernel.org>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Sibi Sankar <quic_sibis@quicinc.com>,
        Rajendra Nayak <quic_rjendra@quicinc.com>
Subject: Re: [PATCH V1 0/3] Add notifier call chain to Embedded USB
 Debug(EUD) driver
Message-ID: <2023071218-woven-oversleep-444f@gregkh>
References: <cover.1689148711.git.quic_schowdhu@quicinc.com>
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On Wed, Jul 12, 2023 at 01:52:37PM +0530, Souradeep Chowdhury wrote:
> This patch series adds the notifier chain to the Embedded USB Debug(EUD) driver.
> The notifier chain is used to check the role switch status of EUD. Since EUD can
> function only in device mode, other modules trying to do role-switch on the same
> port have to first check the EUD status by calling this notifier chain and based
> on the status proceed or block their role-switching step. The modules can call
> the notifier through the call eud_notifier_call_chain and pass their own
> role switch state as the argument. This chain will also be able to handle the
> scenario of multiple modules switching roles on the same port since this can
> create a priority and ordering among them for conflict resolution.

You are adding a new api that no one is actually using, so why would we
accept this at all?

And how can we actually review it without any real users?

thanks,

greg k-h