A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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Merge "scsi: ufs: Make sure clk scaling happens only when hba is runtime ACTIVE"

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qctecmdr 2020-08-02 19:02:35 -07:00 • committed by Gerrit - the friendly Code Review server
commit ad03b0376b
1 changed files with 11 additions and 0 deletions
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11
drivers/scsi/ufs/ufshcd.c
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@ -1357,8 +1357,19 @@ static int ufshcd_devfreq_target(struct device *dev,
}
spin_unlock_irqrestore(hba->host->host_lock, irq_flags);
#if defined(CONFIG_SCSI_UFSHCD_QTI)
pm_runtime_get_noresume(hba->dev);
if (!pm_runtime_active(hba->dev)) {
pm_runtime_put_noidle(hba->dev);
ret = -EAGAIN;
goto out;
}
#endif
start = ktime_get();
ret = ufshcd_devfreq_scale(hba, scale_up);
#if defined(CONFIG_SCSI_UFSHCD_QTI)
pm_runtime_put(hba->dev);
#endif
trace_ufshcd_profile_clk_scaling(dev_name(hba->dev),
(scale_up ? "up" : "down"),