Re: [PATCH v1 3/3] ACPI / PMIC: Add TI PMIC TPS68470 operation region driver

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On Wed, Jun 7, 2017 at 3:07 PM, Sakari Ailus <sakari.ailus@xxxxxx> wrote:

>> +static int ti_tps68470_pmic_get_power(struct regmap *regmap, int reg,
>> +                                    int bitmask, u64 *value)
>> +{
>> +     int data;
>
> Shouldn't you use unsigned int here? Same in the functions below.

+1, regmap_read() returns unsigned int.

>> +static acpi_status ti_pmic_common_handler(u32 function,
> +                                       acpi_physical_address address,
> +                                       u32 bits, u64 *value,
> +                                       void *handler_context,

> handler_context is unused.

>> +                                                  int, int, u64 *),
>> +                                       int (*update)(struct regmap *,
>> +                                                     int, int, u64),
>> +                                       struct ti_pmic_table *table,
>> +                                       int table_size)

I would even split this to have separate update() and get() paths
instead of having such a monster of parameters.

>> +static acpi_status ti_pmic_clk_freq_handler(u32 function,
>> +                                         acpi_physical_address address,
>> +                                         u32 bits, u64 *value,
>> +                                         void *handler_context,
>> +                                         void *region_context)
>> +{
>> +     return ti_pmic_common_handler(function, address, bits, value,
>> +                             handler_context, region_context,
>> +                             ti_tps68470_pmic_get_clk_freq,
>> +                             ti_tps68470_regmap_update_bits,
>> +                             (struct ti_pmic_table *) &clk_freq_table,
>
> You shouldn't use an explicit cast here. Instead make the function argument
> const as well and you're fine.

+1.

-- 
With Best Regards,
Andy Shevchenko
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