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SubjectRe: [PATCH] da903x regulator bug fix
(Resend with corrected e-mail address of Liam)

I'd suggest making this a static inline function then,
e.g. to_da903x_dev(rdev), which will help both
readability and future modifications.

> On Mon, Oct 27, 2008 at 11:29 PM, Jonathan Cameron
> <Jonathan.Cameron@gmail.com> wrote:
>> Changes the device registration part of the probe function to supply the
>> regulator device rather than its parent (the mfd device) as this caused
>> problems when the regulator core attempted to find constraints associated
>> with the regulators.
>>
>> Signed-of-by: Jonathan Cameron <jic23@cam.ac.uk>
>>
>> --
>> This is quickest and simplest way to fix this bug. There may be better
>> ways of doing it, but they all require considerably more substantial
>> changes to the driver.
>>
>> diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c
>> index 3688e33..f928aa1 100644
>> --- a/drivers/regulator/da903x.c
>> +++ b/drivers/regulator/da903x.c
>> @@ -93,7 +93,7 @@ static int da903x_set_ldo_voltage(struct regulator_dev
>> *rdev,
>> int min_uV, int max_uV)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t val, mask;
>>
>> if (check_range(info, min_uV, max_uV)) {
>> @@ -111,7 +111,7 @@ static int da903x_set_ldo_voltage(struct
>> regulator_dev *rdev,
>> static int da903x_get_voltage(struct regulator_dev *rdev)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t val, mask;
>> int ret;
>>
>> @@ -128,7 +128,7 @@ static int da903x_get_voltage(struct regulator_dev
>> *rdev)
>> static int da903x_enable(struct regulator_dev *rdev)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>>
>> return da903x_set_bits(da9034_dev, info->enable_reg,
>> 1 << info->enable_bit);
>> @@ -137,7 +137,7 @@ static int da903x_enable(struct regulator_dev *rdev)
>> static int da903x_disable(struct regulator_dev *rdev)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>>
>> return da903x_clr_bits(da9034_dev, info->enable_reg,
>> 1 << info->enable_bit);
>> @@ -146,7 +146,7 @@ static int da903x_disable(struct regulator_dev *rdev)
>> static int da903x_is_enabled(struct regulator_dev *rdev)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t reg_val;
>> int ret;
>>
>> @@ -238,7 +238,7 @@ static int da9034_set_dvc_voltage(struct
>> regulator_dev *rdev,
>> int min_uV, int max_uV)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t val, mask;
>> int ret;
>>
>> @@ -264,7 +264,7 @@ static int da9034_set_ldo12_voltage(struct
>> regulator_dev *rdev,
>> int min_uV, int max_uV)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t val, mask;
>>
>> if (check_range(info, min_uV, max_uV)) {
>> @@ -283,7 +283,7 @@ static int da9034_set_ldo12_voltage(struct
>> regulator_dev *rdev,
>> static int da9034_get_ldo12_voltage(struct regulator_dev *rdev)
>> {
>> struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
>> - struct device *da9034_dev = rdev_get_dev(rdev)->parent;
>> + struct device *da9034_dev = rdev_get_dev(rdev)->parent->parent;
>> uint8_t val, mask;
>> int ret;
>>
>> @@ -466,7 +466,7 @@ static int __devinit da903x_regulator_probe(struct
>> platform_device *pdev)
>> if (ri->desc.id == DA9030_ID_LDO1 || ri->desc.id == DA9030_ID_LDO15)
>> ri->desc.ops = &da9030_regulator_ldo1_15_ops;
>>
>> - rdev = regulator_register(&ri->desc, pdev->dev.parent, ri);
>> + rdev = regulator_register(&ri->desc, &pdev->dev, ri);
>> if (IS_ERR(rdev)) {
>> dev_err(&pdev->dev, "failed to register regulator %s\n",
>> ri->desc.name);
>>
>>
>>
>>
>>
>
>
>
> --
> Cheers
> - eric
>



--
Cheers
- eric


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