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opp: Use of_property_present() for testing DT property presence

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It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties. As
part of this, convert of_get_property/of_find_property calls to the
recently added of_property_present() helper when we just want to test
for presence of a property and nothing more.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Rob Herring 2023-03-10 08:47:18 -06:00 committed by Viresh Kumar
parent fe15c26ee2
commit e9eadc2827
1 changed files with 2 additions and 2 deletions
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4
drivers/opp/of.c
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@ -224,7 +224,7 @@ void _of_init_opp_table(struct opp_table *opp_table, struct device *dev,
of_property_read_u32(np, "voltage-tolerance",
&opp_table->voltage_tolerance_v1);
if (of_find_property(np, "#power-domain-cells", NULL))
if (of_property_present(np, "#power-domain-cells"))
opp_table->is_genpd = true;
/* Get OPP table node */
@ -536,7 +536,7 @@ static bool _opp_is_supported(struct device *dev, struct opp_table *opp_table,
* an OPP then the OPP should not be enabled as there is
* no way to see if the hardware supports it.
*/
if (of_find_property(np, "opp-supported-hw", NULL))
if (of_property_present(np, "opp-supported-hw"))
return false;
else
return true;