[i2c] i2c_smbus_write_block_data does not send all bytes?!

[Jean Delvare]

On Tue, 15 Jul 2008 08:29:27 +0000 (GMT), Nick Teen wrote:
> > I don't remember any similar problem, so no idea either. I can only
> > suspect that your bus driver is doing something wrong. So please give
> > us the detail of your setup:
> > 
> > * Which version of i2c-dev.h are you using?
> 
> libi2c-dev, 3.0.0-1 (debian)
> 
> > * What architecture are you working on?
> 
> i386
> 
> > * Which kernel version are you using?
> 
> 2.6.24.2
> 
> > * What i2c bus driver are you using?
> 
> i2c_i801                9008  0
> i2c_dev                 8164  0

Hmm, did you connect something to a SMBus header on your motherboard?
Or are you talking to an I2C chip on your motherboard?

> smsc47m1                9700  0

Not related to i2c at all...

> smsc47m192             14656  0

An i2c chip driver, unrelated to your problem.

> 
> > * How do you know for sure what actually goes on the bus?
> 
> Milksop GPL Reflasher - 0.20 - (c)2002 andy at warmcat.com
> with CheapI2C

Err, what is this exactly? Hardware? Software? Please explain your
setup in details.

> I hope this helps... writing words & bytes works fine.


-- 
Jean Delvare