Messages in this thread | | | Subject | Re: [PATCH v6 5/5] scsi: ufs: Do not free irq in suspend | From | Stanley Chu <> | Date | Sun, 8 Dec 2019 20:40:49 +0800 |
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Hi Can,
On Thu, 2019-12-05 at 02:14 +0000, Can Guo wrote: > Since ufshcd irq resource is allocated with the device resource management > aware IRQ request implementation, we don't really need to free up irq > during suspend, disabling it during suspend and reenabling it during resume > should be good enough.
This is good in consideration of performance: enable_irq/disable_irq performance is much better than request_irq/free_irq.
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
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