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clk: qcom: mss-sc7180: fix missing resume during probe
commite2349da0fa
upstream. Drivers that enable runtime PM must make sure that the controller is runtime resumed before accessing its registers to prevent the power domain from being disabled. Fixes:8def929c40
("clk: qcom: Add modem clock controller driver for SC7180") Cc: stable@vger.kernel.org # 5.7 Cc: Taniya Das <quic_tdas@quicinc.com> Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Link: https://lore.kernel.org/r/20230718132902.21430-8-johan+linaro@kernel.org Signed-off-by: Bjorn Andersson <andersson@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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parent
017e60a215
commit
1bb9546c7a
1 changed files with 13 additions and 2 deletions
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@ -87,11 +87,22 @@ static int mss_sc7180_probe(struct platform_device *pdev)
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return ret;
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}
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ret = qcom_cc_probe(pdev, &mss_sc7180_desc);
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if (ret < 0)
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ret = pm_runtime_resume_and_get(&pdev->dev);
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if (ret)
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return ret;
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ret = qcom_cc_probe(pdev, &mss_sc7180_desc);
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if (ret < 0)
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goto err_put_rpm;
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pm_runtime_put(&pdev->dev);
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return 0;
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err_put_rpm:
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pm_runtime_put_sync(&pdev->dev);
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return ret;
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}
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static const struct dev_pm_ops mss_sc7180_pm_ops = {
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