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thermal: qoriq: Use devm_platform_ioremap_resource() instead of of_iomap()

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Use devm_platform_ioremap_resource() instead of of_iomap() to
save the iounmap() call in error handle path;

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
This commit is contained in:
Anson Huang 2019-07-30 10:21:24 +08:00 committed by Zhang Rui
parent 11f0cdc8bd
commit 4d82000af0
1 changed files with 6 additions and 12 deletions
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18
drivers/thermal/qoriq_thermal.c
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@ -204,11 +204,10 @@ static int qoriq_tmu_probe(struct platform_device *pdev)
data->little_endian = of_property_read_bool(np, "little-endian");
data->regs = of_iomap(np, 0);
if (!data->regs) {
data->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(data->regs)) {
dev_err(&pdev->dev, "Failed to get memory region\n");
ret = -ENODEV;
goto err_iomap;
return PTR_ERR(data->regs);
}
data->clk = devm_clk_get_optional(&pdev->dev, NULL);
@ -225,22 +224,19 @@ static int qoriq_tmu_probe(struct platform_device *pdev)
ret = qoriq_tmu_calibration(pdev); /* TMU calibration */
if (ret < 0)
goto err_tmu;
goto err;
ret = qoriq_tmu_register_tmu_zone(pdev);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to register sensors\n");
ret = -ENODEV;
goto err_tmu;
goto err;
}
return 0;
err_tmu:
err:
clk_disable_unprepare(data->clk);
iounmap(data->regs);
err_iomap:
platform_set_drvdata(pdev, NULL);
return ret;
@ -253,8 +249,6 @@ static int qoriq_tmu_remove(struct platform_device *pdev)
/* Disable monitoring */
tmu_write(data, TMR_DISABLE, &data->regs->tmr);
iounmap(data->regs);
clk_disable_unprepare(data->clk);
platform_set_drvdata(pdev, NULL);