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a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Switch from rdev_get_drvdata() to container_of(), so the static 'struct hi6421v530_regulator_info' holding 'struct regulator_desc' can be made const for code safety. Signed-off-by: Krzysztof Kozlowski --- [RFT]: Not tested, only built. --- drivers/regulator/hi6421v530-regulator.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/regulator/hi6421v530-regulator.c b/drivers/regulator/hi6421v530-regulator.c index a9c6c077f50d..b3ebd1624814 100644 --- a/drivers/regulator/hi6421v530-regulator.c +++ b/drivers/regulator/hi6421v530-regulator.c @@ -91,7 +91,7 @@ static const struct regulator_ops hi6421v530_ldo_ops; /* HI6421V530 regulator information */ -static struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { +static const struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { HI6421V530_LDO(LDO3, ldo_3_voltages, 0x061, 0xf, 0x060, 0x2, 20000, 0x6), HI6421V530_LDO(LDO9, ldo_9_11_voltages, 0x06b, 0x7, 0x06a, 0x2, @@ -107,10 +107,10 @@ static struct hi6421v530_regulator_info hi6421v530_regulator_info[] = { static unsigned int hi6421v530_regulator_ldo_get_mode( struct regulator_dev *rdev) { - struct hi6421v530_regulator_info *info; + const struct hi6421v530_regulator_info *info; unsigned int reg_val; - info = rdev_get_drvdata(rdev); + info = container_of(rdev->desc, struct hi6421v530_regulator_info, rdesc); regmap_read(rdev->regmap, rdev->desc->enable_reg, ®_val); if (reg_val & (info->mode_mask)) @@ -122,10 +122,10 @@ static unsigned int hi6421v530_regulator_ldo_get_mode( static int hi6421v530_regulator_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode) { - struct hi6421v530_regulator_info *info; + const struct hi6421v530_regulator_info *info; unsigned int new_mode; - info = rdev_get_drvdata(rdev); + info = container_of(rdev->desc, struct hi6421v530_regulator_info, rdesc); switch (mode) { case REGULATOR_MODE_NORMAL: new_mode = 0; @@ -172,7 +172,6 @@ static int hi6421v530_regulator_probe(struct platform_device *pdev) for (i = 0; i < ARRAY_SIZE(hi6421v530_regulator_info); i++) { config.dev = pdev->dev.parent; config.regmap = pmic->regmap; - config.driver_data = &hi6421v530_regulator_info[i]; rdev = devm_regulator_register(&pdev->dev, &hi6421v530_regulator_info[i].rdesc,