linux-kernel - Re: [PATCH v5 1/8] scsi: ufs: core: Pass target_freq to clk_scale

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Message-ID: <8e2b992282751b6c052d72f15641294ac47c3861.camel@mediatek.com>
Date: Fri, 14 Feb 2025 05:52:38 +0000
From: Peter Wang (王信友) <peter.wang@...iatek.com>
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Subject: Re: [PATCH v5 1/8] scsi: ufs: core: Pass target_freq to
 clk_scale_notify() vop

On Thu, 2025-02-13 at 16:00 +0800, Ziqi Chen wrote:
> 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
> 
> 
> From: Can Guo <quic_cang@...cinc.com>
> 
> Instead of only two frequencies, if OPP V2 is used, the UFS devfreq
> clock
> scaling may scale the clock among multiple frequencies, so just
> passing
> up/down to vop clk_scale_notify() is not enough to cover the
> intermediate
> clock freqs between the min and max freqs. Hence pass the target_freq
> ,
> which will be used in successive commits, to clk_scale_notify() to
> allow
> the vop to perform corresponding configurations with regard to the
> clock
> freqs.
> 
> Signed-off-by: Can Guo <quic_cang@...cinc.com>
> Co-developed-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> Signed-off-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> Reviewed-by: Bean Huo <beanhuo@...ron.com>
> Reviewed-by: Bart Van Assche <bvanassche@....org>
> Tested-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
> 
> v1 -> v2:
> Modify commit message to make it more clear.
> 
> v2 -> v3:
> Change 'vops' to 'vop' in commit message.
> 
> v4 -> v5:
> keep the indentation consistent for clk_scale_notify() definition.
> 
> 

Reviewed-by: Peter Wang <peter.wang@...iatek.com>