From: Bean Huo <huobean@gmail.com>
To: Can Guo <cang@codeaurora.org>,
asutoshd@codeaurora.org, nguyenb@codeaurora.org,
hongwus@codeaurora.org, linux-scsi@vger.kernel.org,
kernel-team@android.com
Cc: Stanley Chu <stanley.chu@mediatek.com>,
Alim Akhtar <alim.akhtar@samsung.com>,
Avri Altman <avri.altman@wdc.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Bean Huo <beanhuo@micron.com>, Jaegeuk Kim <jaegeuk@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Kiwoong Kim <kwmad.kim@samsung.com>,
Satya Tangirala <satyat@google.com>,
"Gustavo A. R. Silva" <gustavoars@kernel.org>,
Caleb Connolly <caleb@connolly.tech>,
open list <linux-kernel@vger.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>
Subject: Re: [PATCH v1 3/3] scsi: ufs: Utilize Transfer Request List Completion Notification Register
Date: Mon, 31 May 2021 18:05:24 +0200 [thread overview]
Message-ID: <88dc0251ee98aee5af2217f5d864f0a893dbdef8.camel@gmail.com> (raw)
In-Reply-To: <1621845419-14194-4-git-send-email-cang@codeaurora.org>
On Mon, 2021-05-24 at 01:36 -0700, Can Guo wrote:
> By reading the UTP Transfer Request List Completion Notification
> Register,
>
> which is added in UFSHCI Ver 3.0, SW can easily get the compeleted
> transfer
>
> requests. Thus, SW can get rid of host lock, which is used to
> synchronize
>
> the tr_doorbell and outstanding_reqs, on transfer requests dispatch
> and
>
> completion paths. This can further benefit random read/write
> performance.
>
>
>
> Cc: Stanley Chu <stanley.chu@mediatek.com>
>
> Co-developed-by: Asutosh Das <asutoshd@codeaurora.org>
>
> Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>
>
> Signed-off-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Bean Huo <beanhuo@micron.com>
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next prev parent reply other threads:[~2021-05-31 16:06 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1621845419-14194-1-git-send-email-cang@codeaurora.org>
2021-05-24 8:36 ` [PATCH v1 2/3] scsi: ufs: Optimize host lock on transfer requests send/compl paths Can Guo
2021-05-24 20:10 ` Bart Van Assche
[not found] ` <d4ff8e1a-f368-6720-798a-a2a31a4d41fb@codeaurora.org>
2021-05-25 8:24 ` Avri Altman
2021-05-28 7:30 ` Avri Altman
[not found] ` <0cfbf580e340073ff972be493a59dbe7@codeaurora.org>
2021-05-25 16:40 ` Bart Van Assche
2021-05-31 16:04 ` Bean Huo
2021-06-03 0:18 ` Bart Van Assche
2021-06-03 2:54 ` Stanley Chu
2021-06-17 2:49 ` Bart Van Assche
2021-06-28 22:58 ` Bart Van Assche
[not found] ` <464097469b09752ce4ebb38c08f1a94a@codeaurora.org>
2021-07-01 15:57 ` Bart Van Assche
2021-05-24 8:36 ` [PATCH v1 3/3] scsi: ufs: Utilize Transfer Request List Completion Notification Register Can Guo
2021-05-31 16:05 ` Bean Huo [this message]
2021-06-03 2:54 ` Stanley Chu
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