Re: Driver-Support of I2C_M_RECV_LEN

[Michael Post <michael_post-S0/GAf8tV78@public.gmane.org>]

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Hello together,

Am 20.06.14 14:03, schrieb Michael Post:
> Hello,
> 
> in the documentation i found at 
> http://ww2.cs.fsu.edu/~rosentha/linux/2.6.26.5/docs/DocBook/kernel-api/re1222.html
>
> 
the following sentence:
> 
> "Note that using this function requires that the client's adapter 
> support the I2C_FUNC_SMBUS_READ_BLOCK_DATA functionality. Not all 
> adapter drivers support this; its emulation through I2C messaging
> relies on a specific mechanism (I2C_M_RECV_LEN) which may not be
> implemented."
> 
> The second sentence says that the mechanism I2C_M_RECV_LEN is not
> all over implemented.
> 
> How i can figure out whether this mechanism will be provided of my
> driver? What is the alternative of using the function
> i2c_smbus_read_block_data?
> 

does nobody has any clue or hints for me?
Maybe there is an other mailinglist i can ask?

Thanks a lot,

Michael
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