linux-kernel - Re: [PATCH v4 15/15] drivers: thermal: tsens: Add interrupt support

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Date:   Fri, 20 Sep 2019 15:06:50 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Amit Kucheria <amit.kucheria@...aro.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>, agross@...nel.org,
        bjorn.andersson@...aro.org, edubezval@...il.com,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        masneyb@...tation.org
Cc:     linux-pm@...r.kernel.org
Subject: Re: [PATCH v4 15/15] drivers: thermal: tsens: Add interrupt support

Quoting Amit Kucheria (2019-09-20 14:52:30)
> Depending on the IP version, TSENS supports upper, lower and critical
> threshold interrupts. We only add support for upper and lower threshold
> interrupts for now.
> 
> TSENSv2 has an irq [status|clear|mask] bit tuple for each sensor while
> earlier versions only have a single bit per sensor to denote status and
> clear. These differences are handled transparently by the interrupt
> handler. At each interrupt, we reprogram the new upper and lower threshold
> in the .set_trip callback.
> 
> Signed-off-by: Amit Kucheria <amit.kucheria@...aro.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>