linux-kernel - Re: [PATCH v2 5/5] drm: adv7511: Add support for i2c_new_secondary

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Message-ID: <20180213072302.wlrqf5zgr7q26rsr@mwanda>
Date:   Tue, 13 Feb 2018 10:23:02 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Kieran Bingham <kbingham@...nel.org>
Cc:     linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        Jean-Michel Hautbois <jean-michel.hautbois@...alys.com>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Archit Taneja <architt@...eaurora.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        David Airlie <airlied@...ux.ie>,
        Hans Verkuil <hverkuil@...all.nl>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Bhumika Goyal <bhumirks@...il.com>,
        Inki Dae <inki.dae@...sung.com>
Subject: Re: [PATCH v2 5/5] drm: adv7511: Add support for
 i2c_new_secondary_device

On Mon, Feb 12, 2018 at 06:11:57PM +0000, Kieran Bingham wrote:
> +	adv7511->i2c_packet = i2c_new_secondary_device(i2c, "packet",
> +					ADV7511_PACKET_I2C_ADDR_DEFAULT);
> +	if (!adv7511->i2c_packet) {
> +		ret = -EINVAL;
> +		goto err_unregister_cec;
> +	}
> +
> +	regmap_write(adv7511->regmap, ADV7511_REG_PACKET_I2C_ADDR,
> +		     adv7511->i2c_packet->addr << 1);
> +
>  	INIT_WORK(&adv7511->hpd_work, adv7511_hpd_work);
>  
>  	if (i2c->irq) {
> @@ -1181,7 +1190,7 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
>  						IRQF_ONESHOT, dev_name(dev),
>  						adv7511);
>  		if (ret)
> -			goto err_unregister_cec;
> +			goto err_unregister_packet;
>  	}
>  
>  	adv7511_power_off(adv7511);

There is another goto which needs to be updated if adv7511_cec_init()
fails.

> @@ -1203,6 +1212,8 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
>  	adv7511_audio_init(dev, adv7511);
>  	return 0;
>  
> +err_unregister_packet:
> +	i2c_unregister_device(adv7511->i2c_packet);
>  err_unregister_cec:
>  	i2c_unregister_device(adv7511->i2c_cec);
>  	if (adv7511->cec_clk)


regards,
dan carpenter