linux-kernel - Re: [PATCH] serio: allow registered drivers to get status flag

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Date:	Wed, 26 Jan 2011 10:36:42 +0100
From:	David Engraf <david.engraf@...go.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] serio: allow registered drivers to get status flag

Am 20.01.2011 10:05, schrieb David Engraf:
> Am 18.01.2011 20:57, schrieb Dmitry Torokhov:
>> On Tue, Jan 18, 2011 at 01:57:21PM +0100, David Engraf wrote:
>>> Parse the status byte information to the registered serio drivers as
>>> well as the character bytes.
>>>
>>> Signed-off-by: David Engraf<david.engraf@...go.com>
>>>
>>
>>> --- linux-2.6.37/drivers/input/serio/serport.c.orig 2011-01-18
>>> 12:33:41.421709232 +0100
>>> +++ linux-2.6.37/drivers/input/serio/serport.c 2011-01-18
>>> 13:33:24.521711214 +0100
>>> @@ -116,8 +116,8 @@ static void serport_ldisc_close(struct t
>>>
>>> /*
>>> * serport_ldisc_receive() is called by the low level tty driver when
>>> characters
>>> - * are ready for us. We forward the characters, one by one to the
>>> 'interrupt'
>>> - * routine.
>>> + * are ready for us. We forward the characters and flags, one by one
>>> to the
>>> + * 'interrupt' routine.
>>> */
>>>
>>> static void serport_ldisc_receive(struct tty_struct *tty, const
>>> unsigned char *cp, char *fp, int count)
>>> @@ -132,7 +132,7 @@ static void serport_ldisc_receive(struct
>>> goto out;
>>>
>>> for (i = 0; i< count; i++)
>>> - serio_interrupt(serport->serio, cp[i], 0);
>>> + serio_interrupt(serport->serio, cp[i], fp[i]);
>>>
>>
>> Hi David,
>>
>> The flags argument that serio_interrupt() accepts not the raw protocol
>> data, but sanitized, protocol-independent SERIO_TIMEOUT, SERIO_PARITY
>> and SERIO_FRAME bits.
>>
>> Thanks.
>>
>
> Hi Dmitry,
>
> I've updated the patch so that the raw protocol is converted to the
> SERIO_ bits. The raw protocol can parse only one flag, so I don't need
> to store multiple SERIO_ bits in the character flag variable.
>
> Thanks
> - David
>
>
> Signed-off-by: David Engraf<david.engraf@...go.com>
>

Hi Dmitry,

is my last patch okay for you? Just want to know if I can give you 
further help on this and if it is planned to integrate my patch.

Thanks
- David

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