linux-kernel - Re: [PATCH v2 2/2] regulator: 88pm8607: Use apply_[reg|bit] with regmap based voltage

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Message-ID: <CAN1soZwtFShf4mMY8+sUssAoMmqBTe9zaeLGUVCiPJ5kXxEttw@mail.gmail.com>
Date:	Tue, 25 Dec 2012 08:37:54 +0800
From:	Haojian Zhuang <haojian.zhuang@...il.com>
To:	Axel Lin <axel.lin@...ics.com>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] regulator: 88pm8607: Use apply_[reg|bit] with
 regmap based voltage_sel operations

On Mon, Dec 24, 2012 at 9:14 AM, Axel Lin <axel.lin@...ics.com> wrote:
> Signed-off-by: Axel Lin <axel.lin@...ics.com>
> ---
>  drivers/regulator/88pm8607.c |   38 ++++++--------------------------------
>  1 file changed, 6 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
> index 5c4879a..a957e8c 100644
> --- a/drivers/regulator/88pm8607.c
> +++ b/drivers/regulator/88pm8607.c
> @@ -30,8 +30,6 @@ struct pm8607_regulator_info {
>         unsigned int    *vol_table;
>         unsigned int    *vol_suspend;
>
> -       int     update_reg;
> -       int     update_bit;
>         int     slope_double;
>  };
>
> @@ -222,30 +220,6 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index)
>         return ret;
>  }
>
> -static int pm8607_set_voltage_sel(struct regulator_dev *rdev, unsigned selector)
> -{
> -       struct pm8607_regulator_info *info = rdev_get_drvdata(rdev);
> -       uint8_t val;
> -       int ret;
> -
> -       val = (uint8_t)(selector << (ffs(rdev->desc->vsel_mask) - 1));
> -
> -       ret = pm860x_set_bits(info->i2c, rdev->desc->vsel_reg,
> -                             rdev->desc->vsel_mask, val);
> -       if (ret)
> -               return ret;
> -       switch (info->desc.id) {
> -       case PM8607_ID_BUCK1:
> -       case PM8607_ID_BUCK2:
> -       case PM8607_ID_BUCK3:
> -               ret = pm860x_set_bits(info->i2c, info->update_reg,
> -                                     1 << info->update_bit,
> -                                     1 << info->update_bit);
> -               break;
> -       }
> -       return ret;
> -}
> -
>  static int pm8606_preg_enable(struct regulator_dev *rdev)
>  {
>         struct pm8607_regulator_info *info = rdev_get_drvdata(rdev);
> @@ -277,7 +251,7 @@ static int pm8606_preg_is_enabled(struct regulator_dev *rdev)
>
>  static struct regulator_ops pm8607_regulator_ops = {
>         .list_voltage   = pm8607_list_voltage,
> -       .set_voltage_sel = pm8607_set_voltage_sel,
> +       .set_voltage_sel = regulator_set_voltage_sel_regmap,
>         .get_voltage_sel = regulator_get_voltage_sel_regmap,
>         .enable = regulator_enable_regmap,
>         .disable = regulator_disable_regmap,
> @@ -314,11 +288,11 @@ static struct regulator_ops pm8606_preg_ops = {
>                 .n_voltages = ARRAY_SIZE(vreg##_table),                 \
>                 .vsel_reg = PM8607_##vreg,                              \
>                 .vsel_mask = ARRAY_SIZE(vreg##_table) - 1,              \
> +               .apply_reg = PM8607_##ureg,                             \
> +               .apply_bit = (ubit),                                    \
>                 .enable_reg = PM8607_##ereg,                            \
>                 .enable_mask = 1 << (ebit),                             \
>         },                                                              \
> -       .update_reg     = PM8607_##ureg,                                \
> -       .update_bit     = (ubit),                                       \
>         .slope_double   = (0),                                          \
>         .vol_table      = (unsigned int *)&vreg##_table,                \
>         .vol_suspend    = (unsigned int *)&vreg##_suspend_table,        \
> @@ -344,9 +318,9 @@ static struct regulator_ops pm8606_preg_ops = {
>  }
>
>  static struct pm8607_regulator_info pm8607_regulator_info[] = {
> -       PM8607_DVC(BUCK1, GO, 0, SUPPLIES_EN11, 0),
> -       PM8607_DVC(BUCK2, GO, 1, SUPPLIES_EN11, 1),
> -       PM8607_DVC(BUCK3, GO, 2, SUPPLIES_EN11, 2),
> +       PM8607_DVC(BUCK1, GO, BIT(0), SUPPLIES_EN11, 0),
> +       PM8607_DVC(BUCK2, GO, BIT(1), SUPPLIES_EN11, 1),
> +       PM8607_DVC(BUCK3, GO, BIT(2), SUPPLIES_EN11, 2),
>
>         PM8607_LDO(1,         LDO1, 0, SUPPLIES_EN11, 3),
>         PM8607_LDO(2,         LDO2, 0, SUPPLIES_EN11, 4),
> --
> 1.7.9.5
>
>
>

Acked-by: Haojian Zhuang <haojian.zhuang@...il.com>
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