From: Asutosh Das <quic_asutoshd@quicinc.com>
To: Manivannan Sadhasivam <mani@kernel.org>
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>, <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>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v5 04/16] ufs: core: Defer adding host to scsi if mcq is supported
Date: Mon, 28 Nov 2022 09:50:59 -0800 [thread overview]
Message-ID: <20221128175059.GC20677@asutoshd-linux1.qualcomm.com> (raw)
In-Reply-To: <20221128144222.GD62721@thinkpad>
On Mon, Nov 28 2022 at 06:42 -0800, Manivannan Sadhasivam wrote:
>On Tue, Nov 22, 2022 at 08:10:17PM -0800, Asutosh Das wrote:
>> If MCQ support is present, enabling it after MCQ support
>> has been configured would require reallocating tags and memory.
>> It would also free up the already allocated memory in
>> Single Doorbell Mode. So defer invoking scsi_add_host() until
>> MCQ is configured.
>
>Why cannot we do it for non MCQ case as well?
>
Hello Mani,
Thanks for taking a look.
I don't think there was any specific reason to defer it for SDB mode.
-asd
>--
>மணிவண்ணன் சதாசிவம்
next prev parent reply other threads:[~2022-11-28 18:07 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1669176158.git.quic_asutoshd@quicinc.com>
2022-11-23 4:10 ` [PATCH v5 01/16] ufs: core: Optimize duplicate code to read extended feature Asutosh Das
2022-11-28 12:20 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 02/16] ufs: core: Probe for ext_iid support Asutosh Das
2022-11-28 12:53 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 03/16] ufs: core: Introduce Multi-circular queue capability Asutosh Das
2022-11-26 0:20 ` Bart Van Assche
2022-11-28 14:29 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 04/16] ufs: core: Defer adding host to scsi if mcq is supported Asutosh Das
2022-11-26 0:28 ` Bart Van Assche
2022-11-28 14:42 ` Manivannan Sadhasivam
2022-11-28 17:50 ` Asutosh Das [this message]
2022-11-23 4:10 ` [PATCH v5 05/16] ufs: core: mcq: Add Multi Circular Queue support Asutosh Das
2022-11-26 0:52 ` Bart Van Assche
2022-11-28 14:53 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 06/16] ufs: core: mcq: Configure resource regions Asutosh Das
2022-11-26 1:10 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 07/16] ufs: core: mcq: Calculate queue depth Asutosh Das
2022-11-26 1:14 ` Bart Van Assche
2022-11-28 15:15 ` Manivannan Sadhasivam
2022-11-28 19:54 ` Asutosh Das
2022-11-28 20:33 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 08/16] ufs: core: mcq: Allocate memory for mcq mode Asutosh Das
2022-11-26 1:20 ` Bart Van Assche
2022-11-28 15:48 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 09/16] ufs: core: mcq: Configure operation and runtime interface Asutosh Das
2022-11-26 1:28 ` Bart Van Assche
2022-11-28 22:08 ` Asutosh Das
2022-11-28 22:50 ` Bart Van Assche
2022-11-28 15:55 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 10/16] ufs: core: mcq: Use shared tags for MCQ mode Asutosh Das
2022-11-28 15:59 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 11/16] ufs: core: Prepare ufshcd_send_command for mcq Asutosh Das
2022-11-28 16:05 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 12/16] ufs: core: mcq: Find hardware queue to queue request Asutosh Das
2022-11-28 16:08 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 13/16] ufs: core: Prepare for completion in mcq Asutosh Das
2022-11-28 16:11 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 14/16] ufs: mcq: Add completion support of a cqe Asutosh Das
2022-11-28 17:00 ` Manivannan Sadhasivam
2022-11-28 17:47 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 15/16] ufs: core: mcq: Add completion support in poll Asutosh Das
2022-11-28 17:02 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 16/16] ufs: core: mcq: Enable Multi Circular Queue Asutosh Das
2022-11-28 17:03 ` Manivannan Sadhasivam
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