On Tue, 2012-12-18 at 15:26 +0000, Mark Brown wrote:
> On Tue, Dec 18, 2012 at 11:29:34AM -0500, Jun Chen wrote:
> 
> >   * @master: Controller to which device is connected
> > + * device_was_children_of_master is flag which the device is registed
> > + * as the children of the bus
> 
> This isn't a kerneldoc style comment (it needs the @XXX: format).  The
> name is also extremely long, can't we think of something more concise?
> 
Thank for your suggestion, I will correct this comment and use concise
flag.

> > -   spi->dev.parent = &master->dev;
> > +   if (device_was_children_of_master == true)
> > +           spi->dev.parent = &master->dev;
> > +   else
> > +           spi->dev.parent = dev;
> 
> Can you provide an example of where this is useful?  Your changelog
> didn't make it clear and the code doesn't make it obvious either.

This spi_alloc_device function will be called in the spi_new_device
function to alloc new device as the master. But other way, it is called
by the of_register_spi_devices function to register new device as the
children of the master. I will update changlog to add it. 

@@ -434,7 +440,7 @@ struct spi_device *spi_new_device(struct spi_master
*master,
         * suggests syslogged diagnostics are best here (ugh).
         */
 
-       proxy = spi_alloc_device(master);
+       proxy = spi_alloc_device(master, false);
        if (!proxy)
                return NULL;
 
@@ -827,7 +833,7 @@ static void of_register_spi_devices(struct
spi_master *master)
 
        for_each_available_child_of_node(master->dev.of_node, nc) {
                /* Alloc an spi_device */
-               spi = spi_alloc_device(master);
+               spi = spi_alloc_device(master, true);


If I have mistake, pls correct me, thanks!



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