[PATCH V2 4/9] ata/sata_mv: Remove conditional compilation of clk code

Viresh Kumar viresh.kumar at st.com
Tue Apr 24 03:58:20 EDT 2012


On 4/24/2012 1:12 PM, Russell King - ARM Linux wrote:
> If you don't have the clk API configured, you have no clocks to control.
> So, why not make clk_get() return NULL, and make the rest of the API
> calls do nothing?  That's what you'll end up codifying in the drivers
> anyway.

Ok. We can return NULL from calls that return clk *. What about other
routines that return integers. Like, clk_enable().

Is returning 0 correct? Which would mean we were able to enable clk, but
actually we haven't.

-- 
viresh



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