On 11/04/2012 04:08 AM, Russell King - ARM Linux wrote:
> On Fri, Nov 02, 2012 at 01:51:44PM -0500, Mark Langsdorf wrote:
>> -static struct clk *twd_get_clock(void)
>> +static struct clk *twd_get_clock(struct device_node *np)
>> {
>> - struct clk *clk;
>> + struct clk *clk = NULL;
>> int err;
>>
>> - clk = clk_get_sys("smp_twd", NULL);
>> + if (np)
>> + clk = of_clk_get(np, 0);
>> + if (!clk)
>
> What does a NULL return from of_clk_get() mean? Where is this defined?
Well, it's a valid path if (np) is NULL. I'll add an IS_ERR(clk) and
resubmit.
>> @@ -349,6 +348,10 @@ int __init twd_local_timer_register(struct twd_local_timer *tlt)
>> if (!twd_base)
>> return -ENOMEM;
>>
>> + twd_clk = twd_get_clock(NULL);
>> +
>> + twd_clk = twd_get_clock(NULL);
>> +
>
> Why twice?
No good reason. I'll resubmit with it cleaned up. Thanks for the review.
--Mark Langsdorf
Calxeda, Inc.
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