Re: [PATCH v6 5/5] scsi: ufs: Do not free irq in suspend

From: Stanley Chu
Date: Sun Dec 08 2019 - 07:41:03 EST


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@xxxxxxxxxxxx>