linux-kernel - Re: [PATCH 2/2] ufs: host: scale ICE clock

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <aRQohlIVrU971aKj@hu-arakshit-hyd.qualcomm.com>
Date: Wed, 12 Nov 2025 11:56:14 +0530
From: Abhinaba Rakshit <abhinaba.rakshit@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>
Cc: Konrad Dybcio <konradybcio@...nel.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi@...r.kernel.org
Subject: Re: [PATCH 2/2] ufs: host: scale ICE clock

On Wed, Oct 01, 2025 at 10:15:27PM -0500, Bjorn Andersson wrote:
> On Wed, Oct 01, 2025 at 05:08:20PM +0530, Abhinaba Rakshit wrote:
> > Scale ICE clock from ufs controller.
> > 
> 
> This isn't a good commit message.

Sure, will add more details in patchset v2.

> 
> Regards,
> Bjorn
> 
> > Signed-off-by: Abhinaba Rakshit <abhinaba.rakshit@....qualcomm.com>
> > ---
> >  drivers/ufs/host/ufs-qcom.c | 14 ++++++++++++++
> >  1 file changed, 14 insertions(+)
> > 
> > diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> > index 3e83dc51d53857d5a855df4e4dfa837747559dad..2964b95a4423e887c0414ed9399cc02d37b5229a 100644
> > --- a/drivers/ufs/host/ufs-qcom.c
> > +++ b/drivers/ufs/host/ufs-qcom.c
> > @@ -305,6 +305,13 @@ static int ufs_qcom_ice_prepare_key(struct blk_crypto_profile *profile,
> >  	return qcom_ice_prepare_key(host->ice, lt_key, lt_key_size, eph_key);
> >  }
> >  
> > +static int ufs_qcom_ice_scale_clk(struct ufs_qcom_host *host, bool scale_up)
> > +{
> > +	if (host->hba->caps & UFSHCD_CAP_CRYPTO)
> > +		return qcom_ice_scale_clk(host->ice, scale_up);
> > +	return 0;
> > +}
> > +
> >  static const struct blk_crypto_ll_ops ufs_qcom_crypto_ops = {
> >  	.keyslot_program	= ufs_qcom_ice_keyslot_program,
> >  	.keyslot_evict		= ufs_qcom_ice_keyslot_evict,
> > @@ -339,6 +346,11 @@ static void ufs_qcom_config_ice_allocator(struct ufs_qcom_host *host)
> >  {
> >  }
> >  
> > +static inline int ufs_qcom_ice_scale_clk(struct ufs_qcom_host *host, bool scale_up)
> > +{
> > +	return 0;
> > +}
> > +
> >  #endif
> >  
> >  static void ufs_qcom_disable_lane_clks(struct ufs_qcom_host *host)
> > @@ -1636,6 +1648,8 @@ static int ufs_qcom_clk_scale_notify(struct ufs_hba *hba, bool scale_up,
> >  		else
> >  			err = ufs_qcom_clk_scale_down_post_change(hba, target_freq);
> >  
> > +		if (!err)
> > +			err = ufs_qcom_ice_scale_clk(host, scale_up);
> >  
> >  		if (err) {
> >  			ufshcd_uic_hibern8_exit(hba);
> > 
> > -- 
> > 2.34.1
> >