Messages in this thread Patch in this message | | | Subject | [PATCH] regulator: s5m8767: Check pdata->buck[2|3|4]_gpiodvs earlier | From | Axel Lin <> | Date | Sat, 10 Mar 2012 08:43:02 +0800 |
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If we need to ensure only one of the buck[2|3|4]_gpiodvs can be specificed, check them earlier.
Signed-off-by: Axel Lin <axel.lin@gmail.com> --- drivers/regulator/s5m8767.c | 45 ++++++++++++++++++++---------------------- 1 files changed, 21 insertions(+), 24 deletions(-)
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index e369d9e..f1514f1 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -549,6 +549,27 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) return -ENODEV; } + if (pdata->buck2_gpiodvs) { + if (pdata->buck3_gpiodvs || pdata->buck4_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + + if (pdata->buck3_gpiodvs) { + if (pdata->buck2_gpiodvs || pdata->buck4_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + + if (pdata->buck4_gpiodvs) { + if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + s5m8767 = devm_kzalloc(&pdev->dev, sizeof(struct s5m8767_info), GFP_KERNEL); if (!s5m8767) @@ -642,30 +663,6 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) } } - if (pdata->buck2_gpiodvs) { - if (pdata->buck3_gpiodvs || pdata->buck4_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - - if (pdata->buck3_gpiodvs) { - if (pdata->buck2_gpiodvs || pdata->buck4_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - - if (pdata->buck4_gpiodvs) { - if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - s5m_reg_update(s5m8767->iodev, S5M8767_REG_BUCK2CTRL, (pdata->buck2_gpiodvs) ? (1 << 1) : (0 << 1), 1 << 1); s5m_reg_update(s5m8767->iodev, S5M8767_REG_BUCK3CTRL, -- 1.7.5.4
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