[Intel-gfx] [PATCH 04/14] drm/i915: Data driven register to forcewake domains lookup

[Mika Kuoppala]

Joonas Lahtinen <joonas.lahtinen at linux.intel.com> writes:

> On pe, 2016-09-30 at 18:48 +0100, Tvrtko Ursulin wrote:
>> 
>> +find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges,
>> +	       unsigned int num_ranges)
>
> Gotta remind that generally "fw" is associated with firmware.
> "forcewake" might be appropriate word in function names too.
>

My reasoning originally was that these are static inside
intel_uncore.c thus the context is clear that these are not
about firmware.

Exposed ones have 'forcewake' in their name to avoid the
confusion.

-Mika

>> +{
>> +	unsigned int i;
>> +	struct intel_forcewake_range *entry =
>> +		(struct intel_forcewake_range *)ranges;
>> +
>> +	for (i = 0; i < num_ranges; i++, entry++) {
>> +		if (offset >= entry->start && offset <= entry->end)
>> +			return entry->domains;
>> +	}
>> +
>> +	return -1;
>> +}
>> 
>
> This could be a binary search, too, with some sorting.
>
> Already as is;
>
> Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
>
> Regards, Joonas
> -- 
> Joonas Lahtinen
> Open Source Technology Center
> Intel Corporation
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