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From: Li Yu <raise.sail@gmail.com>
To: Jiri Kosina <jkosina@suse.cz>
Cc: Marcel Holtmann <marcel@holtmann.org>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	yanghong@ccoss.com.cn,
	linux-usb-devel <linux-usb-devel@lists.sourceforge.net>,
	hongzhiyi@ccoss.com.cn, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [linux-usb-devel] [RFC] HID bus design overview.
Date: Wed, 04 Apr 2007 08:55:42 +0800	[thread overview]
Message-ID: <4612F78E.5080303@gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0704031053140.3808@jikos.suse.cz>

Jiri Kosina wrote:
> Current implementation (as you can see it in -mm or in my hid.git tree) is 
> creating hidraw interface for just every HID device/interface. But this 
> will get changed before merge.
>
> Passing just everything to hidraw is not a good option, as this could lead 
> to confusion and duplicating of input events (i.e. in-kernel hid driver 
> processes the report and generates input_event(), and also userland driver 
> obtains data from hidraw and generates input event through uinput ... not 
> good).
>
>   
After hearing your words, I change my implementation use hidraw as an
event filter, IOW, the HID core will handle these events which hidraw
can or need not handle. The modification is easy.

> BTW as soon as you have some presentable code, could you please send it so 
> that we could see what aproach you have taken? Debating over code is 
> usualy more efficient than just ranting random ideas :)
>
> Thanks,
>
>   

Of course, It's no problem. but it must be tomorrow, two reasons:

1. The development PC is at my home, I am not SOHO.
2. After change from "flip-flopping", the patch need some cleaning.

Good luck.

- Li Yu


  reply	other threads:[~2007-04-04  0:57 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-05  7:32 [DOC] The documentation for HID Simple Driver Interface 0.5.0 Li Yu
2007-03-05 20:44 ` Marcel Holtmann
2007-03-05 20:11   ` Dmitry Torokhov
2007-03-05 22:40     ` Marcel Holtmann
2007-03-06 13:25       ` Dmitry Torokhov
2007-03-06 13:47       ` Jiri Kosina
2007-03-06 18:57         ` Marcel Holtmann
2007-03-05 21:47   ` Jiri Kosina
2007-03-05 22:12 ` [linux-usb-devel] " Jiri Kosina
2007-03-05 22:27   ` Dmitry Torokhov
2007-03-06  1:37     ` Liyu
     [not found]     ` <45ECC5A4.20203@ccoss.com.cn>
2007-03-06  9:40       ` Jiri Kosina
2007-03-06 11:52       ` Harold Sargeant
2007-03-06  7:01   ` Robert Marquardt
2007-03-06  7:37     ` Jiri Kosina
2007-03-19 10:44 ` [RFC] HID bus design overview Li Yu
2007-03-26  8:27   ` [linux-usb-devel] " Marcel Holtmann
2007-03-28  1:58     ` Li Yu
     [not found]     ` <4609CAF2.3040303@ccoss.com.cn>
2007-03-28  7:51       ` Jiri Kosina
2007-03-28 19:00         ` Dmitry Torokhov
2007-03-28 19:13           ` Jiri Kosina
2007-03-30  3:06           ` Li Yu
2007-03-30  4:33             ` Dmitry Torokhov
2007-03-30  5:37               ` Li Yu
2007-03-30 16:13                 ` Dmitry Torokhov
2007-03-31 22:49               ` Jiri Kosina
2007-04-02  1:47                 ` Li Yu
2007-04-02  4:15                   ` Dmitry Torokhov
2007-04-02  7:07                     ` Li Yu
2007-04-02  7:42                       ` Greg KH
2007-04-02  9:34                       ` Jiri Kosina
2007-04-02 12:40                         ` Dmitry Torokhov
2007-04-02  4:09                 ` Dmitry Torokhov
2007-04-02  9:37                   ` Jiri Kosina
2007-04-02 10:14                     ` Robert Marquardt
2007-04-02 12:21           ` Marcel Holtmann
2007-04-02 12:33             ` Jiri Kosina
2007-04-02 16:47               ` Marcel Holtmann
2007-04-03  1:15                 ` Li Yu
2007-04-03  3:42                   ` Dmitry Torokhov
2007-04-03  8:57                   ` Jiri Kosina
2007-04-04  0:55                     ` Li Yu [this message]
2007-04-04 14:54                     ` Marcel Holtmann
2007-04-04 23:01                     ` Adam Kropelin
2007-04-04 23:12                       ` Jiri Kosina
2007-04-04 23:34                         ` Adam Kropelin
2007-04-05  8:36                           ` Jiri Kosina
2007-04-05 14:08                             ` Adam Kropelin
     [not found]                           ` <46189FE3.6050206@gmail.com>
2007-04-09  1:54                             ` [linux-usb-devel] HID bus prototype - 20070408 Li Yu
2007-04-10  9:40                             ` Jiri Kosina
2007-04-10 11:00                               ` [linux-usb-devel] " Li Yu
2007-04-05  1:25                     ` [linux-usb-devel] [RFC] HID bus design overview Li Yu
2007-04-05  3:09                       ` Dmitry Torokhov
2007-04-05  5:28                         ` Li Yu
2007-04-05  6:47                           ` Li Yu
2007-04-06  0:58                         ` Li Yu
2007-03-29  5:37         ` Li Yu
2007-03-29  9:24           ` Jiri Kosina
2007-04-02 12:19           ` Marcel Holtmann
  -- strict thread matches above, loose matches on Subject: below --
2007-04-02 11:57 Nicolas Mailhot
2007-04-03  1:40 ` Li Yu
2007-04-03  3:41   ` Dmitry Torokhov
2007-04-03  9:00   ` Jiri Kosina
2007-04-05 18:10     ` Paul Walmsley

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