Messages in this thread | | | Date | Wed, 13 May 2020 22:38:27 -0700 | From | Bjorn Andersson <> | Subject | Re: [PATCH v5 2/6] spi: spi-geni-qcom: Use OPP API to set clk/perf state |
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On Wed 13 May 22:03 PDT 2020, Rajendra Nayak wrote:
> > [].. > > > > spi->bus_num = -1; > > > spi->dev.of_node = dev->of_node; > > > @@ -596,6 +607,9 @@ static int spi_geni_probe(struct platform_device *pdev) > > > spi_geni_probe_runtime_disable: > > > pm_runtime_disable(dev); > > > spi_master_put(spi); > > > + if (mas->se.has_opp_table) > > > > Why do you need has_opp_table? > > > > Afaict if dev_pm_opp_of_add_table() returns -ENODEV there's no attached > > opp-table and dev_pm_opp_of_remove_table() is a nop. > > Apparently its not. Calling dev_pm_opp_of_remove_table() when dev_pm_opp_of_add_table() > failed causes use-count mismatch. > You can see https://lkml.org/lkml/2020/4/15/18 for more details. >
Must have missed that when I glanced at the code, thanks for clarifying.
Regards, Bjorn
> -- > QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member > of Code Aurora Forum, hosted by The Linux Foundation
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