Re: [PATCH v2 3/4] HID: i2c-hid: remove extra .irq field in struct i2c_hid

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On Wed,  5 Dec 2012 15:02:55 +0100, Benjamin Tissoires wrote:
> There is no point in keeping the irq in i2c_hid as it's already
> there in client.
> 
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxx>
> ---
>  drivers/hid/i2c-hid/i2c-hid.c | 15 +++++----------
>  1 file changed, 5 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
> index d00f185..c6630d4 100644
> --- a/drivers/hid/i2c-hid/i2c-hid.c
> +++ b/drivers/hid/i2c-hid/i2c-hid.c
> @@ -135,8 +135,6 @@ struct i2c_hid {
>  
>  	unsigned long		flags;		/* device flags */
>  
> -	int			irq;		/* the interrupt line irq */
> -
>  	wait_queue_head_t	wait;		/* For waiting the interrupt */
>  };
>  
> @@ -736,8 +734,6 @@ static int __devinit i2c_hid_init_irq(struct i2c_client *client)
>  		return ret;
>  	}
>  
> -	ihid->irq = client->irq;
> -
>  	return 0;
>  }
>  
> @@ -851,7 +847,7 @@ static int __devinit i2c_hid_probe(struct i2c_client *client,
>  	hid = hid_allocate_device();
>  	if (IS_ERR(hid)) {
>  		ret = PTR_ERR(hid);
> -		goto err;
> +		goto err_irq;
>  	}
>  
>  	ihid->hid = hid;
> @@ -881,10 +877,10 @@ static int __devinit i2c_hid_probe(struct i2c_client *client,
>  err_mem_free:
>  	hid_destroy_device(hid);
>  
> -err:
> -	if (ihid->irq)
> -		free_irq(ihid->irq, ihid);
> +err_irq:
> +	free_irq(client->irq, ihid);
>  
> +err:
>  	i2c_hid_free_buffers(ihid);
>  	kfree(ihid);
>  	return ret;
> @@ -912,10 +908,9 @@ static int __devexit i2c_hid_remove(struct i2c_client *client)
>  static int i2c_hid_suspend(struct device *dev)
>  {
>  	struct i2c_client *client = to_i2c_client(dev);
> -	struct i2c_hid *ihid = i2c_get_clientdata(client);
>  
>  	if (device_may_wakeup(&client->dev))
> -		enable_irq_wake(ihid->irq);
> +		enable_irq_wake(client->irq);
>  
>  	/* Save some power */
>  	i2c_hid_set_power(client, I2C_HID_PWR_SLEEP);

Nice clean-up.

Reviewed-by: Jean Delvare <khali@xxxxxxxxxxxx>

-- 
Jean Delvare
--
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