From: CF <cfoissac-GANU6spQydw@public.gmane.org>
To: Anatolij Gustschin <agust-ynQEQJNshbs@public.gmane.org>
Cc: "linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: Newbie: accessing i2c features through kernel functions
Date: Fri, 31 May 2013 22:47:55 +0200 [thread overview]
Message-ID: <51A90C7B.6040000@free.fr> (raw)
In-Reply-To: <20130531165620.52a79500@crub>
Le 31/05/2013 16:56, Anatolij Gustschin a écrit :
> On Fri, 31 May 2013 11:49:41 +0200
> CF <cfoissac-GANU6spQydw@public.gmane.org> wrote:
>
>> I'm requesting help. I am currently successfully using i2c-dev module.
>> But i'm unable to drive i2c busses from kernel space as i'd do from
>> userspace (with the use of open, read, write, ioctl functions). I can't
>> logically acces glibc.
>>
>> Can somebody point me how i could do from kernel space ?
> you need to get the I2C adapter for your bus using i2c_get_adapter()
> and then send the I2C messages by i2c_transfer().
>
> Anatolij
>
Thank you for your help. I'll feedback as soon as i got something working.
CF
next prev parent reply other threads:[~2013-05-31 20:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-29 9:07 License for the libi2c Mihai Buha
[not found] ` <1369818463.42609.YahooMailNeo-KCWTPBDN160R8UyDmTZ/NZEhsgyP+Z75VpNB7YpNyf8@public.gmane.org>
2013-05-31 9:49 ` Newbie: accessing i2c features through kernel functions CF
[not found] ` <51A87235.2060702-GANU6spQydw@public.gmane.org>
2013-05-31 14:56 ` Anatolij Gustschin
2013-05-31 20:47 ` CF [this message]
2013-06-02 21:38 ` CF
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