linux-kernel - Re: [PATCH v4] thermal: Add QPNP PMIC temperature alarm driver

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Message-ID: <1422952275.2177.29.camel@mm-sol.com>
Date:	Tue, 03 Feb 2015 10:31:15 +0200
From:	"Ivan T. Ivanov" <iivanov@...sol.com>
To:	Stanimir Varbanov <svarbanov@...sol.com>
Cc:	Zhang Rui <rui.zhang@...el.com>,
	Eduardo Valentin <edubezval@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, linux-pm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org,
	David Collins <collinsd@...eaurora.org>
Subject: Re: [PATCH v4] thermal: Add QPNP PMIC temperature alarm driver


On Mon, 2015-02-02 at 17:38 +0200, Stanimir Varbanov wrote:
> 
> > +
> > +       chip->tz_dev = thermal_zone_of_sensor_register(&pdev->dev, 0, chip,
> > +                                                       &qpnp_tm_sensor_ops);
> > +       if (IS_ERR(chip->tz_dev)) {
> > +               dev_err(&pdev->dev, "failed to register sensor\n");
> > +               ret = PTR_ERR(chip->tz_dev);
> > +               goto fail;
> > +       }
> > +
> > +       ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, qpnp_tm_isr,
> > +                                       IRQF_ONESHOT, node->name, chip);
> > +       if (ret < 0)
> > +               goto unreg;
> > +
> > +       return 0;
> > +
> > +unreg:
> > +       thermal_zone_of_sensor_unregister(&pdev->dev, chip->tz_dev);
> 
> Any problem to request_irq before thermal_zone_of_sensor_register? It
> will avoid having thermal sensor unregister call.

Right, will reorder the calls. 

Ivan

> 
> > +fail:
> > +       if (!IS_ERR(chip->adc))
> > +               iio_channel_release(chip->adc);
> > +
> > +       return ret;
> > +}
> 
> <snip>
> 
> 
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