From: Stanley Chu <chu.stanley@gmail.com>
To: Asutosh Das <quic_asutoshd@quicinc.com>
Cc: quic_cang@quicinc.com, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org, quic_nguyenb@quicinc.com,
quic_xiaosenh@quicinc.com, stanley.chu@mediatek.com,
eddie.huang@mediatek.com, daejun7.park@samsung.com,
bvanassche@acm.org, avri.altman@wdc.com, mani@kernel.org,
beanhuo@micron.com, linux-arm-msm@vger.kernel.org,
Alim Akhtar <alim.akhtar@samsung.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
Jinyoung Choi <j-young.choi@samsung.com>,
Kiwoong Kim <kwmad.kim@samsung.com>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v9 02/16] ufs: core: Probe for ext_iid support
Date: Thu, 1 Dec 2022 08:46:37 +0800 [thread overview]
Message-ID: <CAGaU9a-T3YFQ6XJAee_zU9idN=cx=KLaONtMppAabv6oMPxwMw@mail.gmail.com> (raw)
In-Reply-To: <f4bb4850076c9a953eaaa9e76dc3b2fa37f0505e.1669850856.git.quic_asutoshd@quicinc.com>
On Thu, Dec 1, 2022 at 8:05 AM Asutosh Das <quic_asutoshd@quicinc.com> wrote:
>
> Task Tag is limited to 8 bits and this restricts the number
> of active IOs to 255.
> In Multi-circular queue mode, this may not be enough.
> The specification provides EXT_IID which can be used to increase
> the number of IOs if the UFS device and UFSHC support it.
> This patch adds support to probe for ext_iid support in
> ufs device and UFSHC.
>
> Co-developed-by: Can Guo <quic_cang@quicinc.com>
> Signed-off-by: Can Guo <quic_cang@quicinc.com>
> Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
> Reviewed-by: Bart Van Assche <bvanassche@acm.org>
> Reviewed-by: Avri Altman <avri.altman@wdc.com>
> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
next prev parent reply other threads:[~2022-12-01 0:46 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-30 23:50 [PATCH v9 00/16] Add Multi Circular Queue Support Asutosh Das
2022-11-30 23:50 ` [PATCH v9 01/16] ufs: core: Optimize duplicate code to read extended feature Asutosh Das
2022-12-01 0:45 ` Stanley Chu
2022-11-30 23:50 ` [PATCH v9 02/16] ufs: core: Probe for ext_iid support Asutosh Das
2022-12-01 0:46 ` Stanley Chu [this message]
2022-11-30 23:50 ` [PATCH v9 03/16] ufs: core: Introduce Multi-circular queue capability Asutosh Das
2022-12-05 0:58 ` Stanley Chu
2022-11-30 23:50 ` [PATCH v9 04/16] ufs: core: Defer adding host to scsi if mcq is supported Asutosh Das
2022-11-30 23:50 ` [PATCH v9 05/16] ufs: core: mcq: Add support to allocate multiple queues Asutosh Das
2022-11-30 23:50 ` [PATCH v9 06/16] ufs: core: mcq: Configure resource regions Asutosh Das
2022-11-30 23:50 ` [PATCH v9 07/16] ufs: core: mcq: Calculate queue depth Asutosh Das
2022-11-30 23:50 ` [PATCH v9 08/16] ufs: core: mcq: Allocate memory for mcq mode Asutosh Das
2022-11-30 23:50 ` [PATCH v9 09/16] ufs: core: mcq: Configure operation and runtime interface Asutosh Das
2022-11-30 23:50 ` [PATCH v9 10/16] ufs: core: mcq: Use shared tags for MCQ mode Asutosh Das
2022-11-30 23:50 ` [PATCH v9 11/16] ufs: core: Prepare ufshcd_send_command for mcq Asutosh Das
2022-11-30 23:50 ` [PATCH v9 12/16] ufs: core: mcq: Find hardware queue to queue request Asutosh Das
2022-11-30 23:50 ` [PATCH v9 13/16] ufs: core: Prepare for completion in mcq Asutosh Das
2022-11-30 23:50 ` [PATCH v9 14/16] ufs: mcq: Add completion support of a cqe Asutosh Das
2022-12-05 21:24 ` kernel test robot
2022-11-30 23:50 ` [PATCH v9 15/16] ufs: core: mcq: Add completion support in poll Asutosh Das
2022-11-30 23:50 ` [PATCH v9 16/16] ufs: core: mcq: Enable Multi Circular Queue Asutosh Das
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