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scsi: ufs: core: Only suspend clock scaling if scaling down
If clock scale up and suspend clock scaling, ufs will keep high performance/power mode but no read/write requests on going. It is logic wrong and have power concern. Signed-off-by: Peter Wang <peter.wang@mediatek.com> Link: https://lore.kernel.org/r/20230831130826.5592-2-peter.wang@mediatek.com Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -1430,7 +1430,7 @@ static int ufshcd_devfreq_target(struct device *dev,
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ktime_to_us(ktime_sub(ktime_get(), start)), ret);
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out:
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if (sched_clk_scaling_suspend_work)
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if (sched_clk_scaling_suspend_work && !scale_up)
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queue_work(hba->clk_scaling.workq,
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&hba->clk_scaling.suspend_work);
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