From: Bean Huo <huobean@gmail.com>
To: Ziqi Chen <quic_ziqichen@quicinc.com>,
quic_cang@quicinc.com, bvanassche@acm.org, mani@kernel.org,
beanhuo@micron.com, avri.altman@wdc.com,
junwoo80.lee@samsung.com, martin.petersen@oracle.com,
quic_nguyenb@quicinc.com, quic_nitirawa@quicinc.com,
quic_rampraka@quicinc.com
Cc: linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org,
Alim Akhtar <alim.akhtar@samsung.com>,
"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
Peter Wang <peter.wang@mediatek.com>,
Stanley Jhu <chu.stanley@gmail.com>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Andrew Halaney <ahalaney@redhat.com>,
Maramaina Naresh <quic_mnaresh@quicinc.com>,
Eric Biggers <ebiggers@google.com>,
Minwoo Im <minwoo.im@samsung.com>,
open list <linux-kernel@vger.kernel.org>,
"moderated list:UNIVERSAL FLASH STORAGE HOST CONTROLLER
DRIVER..." <linux-mediatek@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support:Keyword:mediatek"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 1/8] scsi: ufs: core: Pass target_freq to clk_scale_notify() vops
Date: Wed, 22 Jan 2025 15:08:40 +0100 [thread overview]
Message-ID: <86425106b6756a45444e8f0479c7880cc78498ce.camel@gmail.com> (raw)
In-Reply-To: <20250122100214.489749-2-quic_ziqichen@quicinc.com>
On Wed, 2025-01-22 at 18:02 +0800, Ziqi Chen wrote:
> From: Can Guo <quic_cang@quicinc.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 vops 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 vops to perform corresponding configurations with regard to the
> clock
> freqs.
>
> Signed-off-by: Can Guo <quic_cang@quicinc.com>
> Co-developed-by: Ziqi Chen <quic_ziqichen@quicinc.com>
> Signed-off-by: Ziqi Chen <quic_ziqichen@quicinc.com>
Reviewed-by: Bean Huo <beanhuo@micron.com>
next prev parent reply other threads:[~2025-01-22 14:08 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-22 10:02 [PATCH v2 0/8] Support Multi-frequency scale for UFS Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 1/8] scsi: ufs: core: Pass target_freq to clk_scale_notify() vops Ziqi Chen
2025-01-22 14:08 ` Bean Huo [this message]
2025-01-22 18:19 ` Bart Van Assche
2025-01-23 7:37 ` Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 2/8] scsi: ufs: qcom: Pass target_freq to clk scale pre and post change Ziqi Chen
2025-01-22 14:29 ` Bean Huo
2025-01-22 18:20 ` Bart Van Assche
2025-01-23 7:38 ` Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 3/8] scsi: ufs: core: Add a vops to map clock frequency to gear speed Ziqi Chen
2025-01-22 15:30 ` Bean Huo
2025-01-22 18:22 ` Bart Van Assche
2025-01-23 7:38 ` Ziqi Chen
2025-01-22 18:30 ` Bart Van Assche
2025-01-23 7:40 ` Ziqi Chen
2025-01-23 17:49 ` Bart Van Assche
2025-01-24 2:38 ` Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 4/8] scsi: ufs: qcom: Implement the freq_to_gear_speed() vops Ziqi Chen
2025-01-22 17:15 ` Bean Huo
2025-01-22 18:21 ` Eric Biggers
2025-01-23 7:38 ` Ziqi Chen
2025-01-22 18:23 ` Bart Van Assche
2025-01-23 7:39 ` Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 5/8] scsi: ufs: core: Enable multi-level gear scaling Ziqi Chen
2025-01-22 18:32 ` Bart Van Assche
2025-01-23 7:41 ` Ziqi Chen
2025-01-23 18:02 ` Bart Van Assche
2025-01-24 2:41 ` Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 6/8] scsi: ufs: core: Check if scaling up is required when disable clkscale Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 7/8] scsi: ufs: core: Toggle Write Booster during clock scaling base on gear speed Ziqi Chen
2025-01-22 10:02 ` [PATCH v2 8/8] ABI: sysfs-driver-ufs: Add missing UFS sysfs addributes Ziqi Chen
2025-01-22 18:35 ` Bart Van Assche
2025-01-23 7:41 ` Ziqi Chen
2025-01-23 11:36 ` Bryan O'Donoghue
2025-01-24 2:44 ` Ziqi Chen
2025-01-23 20:12 ` [PATCH v2 0/8] Support Multi-frequency scale for UFS neil.armstrong
2025-01-24 3:50 ` Ziqi Chen
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