Re: [PATCH] rtc: Added support for ds1672 control

[Alessandro Zummo]

On Tue, 28 Mar 2006 16:04:20 -0600
Kumar Gala <galak@xxxxxxxxxxxxxxxxxxx> wrote:

> Not sure if I follow you here.  I think you are suggesting for  
> ds1672_get_control to look like:
> 
> static int ds1672_get_control(struct i2c_client *client, u8 *status)
> {
>          unsigned char addr = DS1672_REG_CONTROL;
> 
>          struct i2c_msg msgs[] = {
>                  { client->addr, 0, 1, &addr },          /* setup  
> read ptr */
>                  { client->addr, I2C_M_RD, 1, status },  /* read  
> control */
>          };
> ...
> }

 yes.


> which is fine.  Any suggestions on what to do on an error in the  
> sysfs attrib function?

 i2c_transfer will give the errno to return back.
 This remembers me that I forgot to do that in other drivers :(

-- 

 Best regards,

 Alessandro Zummo,
  Tower Technologies - Turin, Italy

  http://www.towertech.it

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