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soc: imx: gpcv2: Use dev_err_probe() to simplify error handling 

dev_err_probe() can reduce code size, uniform error handling and record the
defer probe reason etc., use it to simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2020-08-11 11:04:42 +08:00 committed by Shawn Guo
parent 9123e3a74e
commit b663b798d0
1 changed files with 5 additions and 10 deletions
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15
drivers/soc/imx/gpcv2.c
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@ -487,22 +487,17 @@ static int imx_pgc_domain_probe(struct platform_device *pdev)
domain->regulator = devm_regulator_get_optional(domain->dev, "power");
if (IS_ERR(domain->regulator)) {
if (PTR_ERR(domain->regulator) != -ENODEV) {
if (PTR_ERR(domain->regulator) != -EPROBE_DEFER)
dev_err(domain->dev, "Failed to get domain's regulator\n");
return PTR_ERR(domain->regulator);
}
if (PTR_ERR(domain->regulator) != -ENODEV)
return dev_err_probe(domain->dev, PTR_ERR(domain->regulator),
"Failed to get domain's regulator\n");
} else if (domain->voltage) {
regulator_set_voltage(domain->regulator,
domain->voltage, domain->voltage);
}
ret = imx_pgc_get_clocks(domain);
if (ret) {
if (ret != -EPROBE_DEFER)
dev_err(domain->dev, "Failed to get domain's clocks\n");
return ret;
}
if (ret)
return dev_err_probe(domain->dev, ret, "Failed to get domain's clocks\n");
ret = pm_genpd_init(&domain->genpd, NULL, true);
if (ret) {