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From: Dmitry Torokhov <dtor@insightbb.com>
To: Nicolas Boichat <nicolas@boichat.ch>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, lm-sensors@lm-sensors.org,
	rlove@rlove.org, linux-kernel@hansmi.ch
Subject: Re: [PATCH] Apple SMC driver (hardware monitoring and control)
Date: Thu, 22 Mar 2007 11:37:34 -0400	[thread overview]
Message-ID: <200703221137.35906.dtor@insightbb.com> (raw)
In-Reply-To: <45FE1D44.8000805@boichat.ch>

Hi Nicolas,

On Monday 19 March 2007 01:19, Nicolas Boichat wrote:
> +       /* initialize the input class */
> +       applesmc_idev->name = "applesmc";

You may want to set applesmc_idev->id.bus = BUS_HOST;

> +       applesmc_idev->cdev.dev = &pdev->dev;
> +       applesmc_idev->evbit[0] = BIT(EV_ABS);
> +       input_set_abs_params(applesmc_idev, ABS_X,
> +                       -256, 256, APPLESMC_INPUT_FUZZ, APPLESMC_INPUT_FLAT);
> +       input_set_abs_params(applesmc_idev, ABS_Y,
> +                       -256, 256, APPLESMC_INPUT_FUZZ, APPLESMC_INPUT_FLAT);
> +
> +       input_register_device(applesmc_idev);

Please add error hanling here.

> +
> +       /* start up our timer for the input device */
> +       init_timer(&applesmc_timer);
> +       applesmc_timer.function = applesmc_mousedev_poll;
> +       applesmc_timer.expires = jiffies + APPLESMC_POLL_PERIOD;
> +       add_timer(&applesmc_timer);
> 

Please consider implemention open and close methods for the input
device and start/stop timer from there - there is no point of checking
hardware state if noone is listening to events. 

-- 
Dmitry

  parent reply	other threads:[~2007-03-22 15:37 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-14  9:29 [RFC][PATCH] " Nicolas Boichat
2007-03-14 11:11 ` Cong WANG
2007-03-14 14:00   ` Cong WANG
2007-03-15 11:31     ` Nicolas Boichat
2007-03-19  5:19 ` [PATCH] " Nicolas Boichat
2007-03-19  6:54   ` Andrew Morton
2007-03-19  7:35     ` Nicolas Boichat
2007-03-20  7:12     ` Nicolas Boichat
2007-03-22 15:37   ` Dmitry Torokhov [this message]
2007-04-09 13:53     ` [PATCH] Apple SMC driver - fix input device Nicolas Boichat
2007-04-09 15:17       ` Dmitry Torokhov
2007-04-09 20:04       ` Andrew Morton
2007-04-09 20:11         ` Dmitry Torokhov
2007-04-09 21:51         ` Paul Mackerras
2007-03-19 21:43 ` [RFC][PATCH] Apple SMC driver (hardware monitoring and control) Bob Copeland
2007-03-20  7:02   ` Nicolas Boichat
2007-03-20 15:14     ` Bob Copeland
2007-03-21  4:03     ` Bob Copeland
     [not found]     ` <eb4a44160703200016i74786682n41f87f3d88f90409@mail.gmail.com>
2007-04-14  8:05       ` [PATCH] applesmc - fix crash when activating a led trigger on the keyboard backlight Nicolas Boichat
2007-04-14  8:45         ` Richard Purdie
2007-04-14 13:31           ` [PATCH] applesmc - fix crash when activating a led trigger on the keyboard backlight - use a workqueue Nicolas Boichat
2007-03-20 10:08   ` [lm-sensors] [RFC][PATCH] Apple SMC driver (hardware monitoring and control) Jean Delvare
2007-03-22 10:36     ` Nicolas Boichat
2007-03-20 16:12 ` Gerb Stralko
2007-04-11 12:25 ` [lm-sensors] " Jean Delvare
2007-04-11 12:47   ` Nicolas Boichat
2007-04-13  5:33   ` [PATCH 1/2] Apple SMC driver - standardize and sanitize sysfs tree + minor features addition Nicolas Boichat
2007-04-13  6:38     ` [PATCH 2/2] Apple SMC driver - implement key enumeration Nicolas Boichat

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