From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Can Guo <cang@codeaurora.org>
Cc: dianders@chromium.org, subhashj@codeaurora.org,
asutoshd@codeaurora.org, vivek.gautam@codeaurora.org,
evgreen@chromium.org, rnayak@codeaurora.org,
vinholikatti@gmail.com, jejb@linux.vnet.ibm.com,
martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
Venkat Gopalakrishnan <venkatg@codeaurora.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v5 1/1] scsi: ufs: make UFS Tx lane1 clock optional for QCOM platforms
Date: Mon, 15 Oct 2018 22:56:22 -0400 [thread overview]
Message-ID: <yq1ftx6wqeh.fsf@oracle.com> (raw)
In-Reply-To: <1539397502-30120-1-git-send-email-cang@codeaurora.org> (Can Guo's message of "Fri, 12 Oct 2018 19:25:02 -0700")
Can,
> Per Qcom's UFS host controller HW design, the UFS Tx lane1 clock could
> be muxed with Tx lane0 clock, hence keep Tx lane1 clock optional by
> ignoring it if it is not provided in device tree. This change also
> performs some cleanup to lanes per direction checks when
> enable/disable lane clocks just for symmetry.
Applied to 4.20/scsi-queue, thanks!
--
Martin K. Petersen Oracle Linux Engineering
WARNING: multiple messages have this Message-ID (diff)
From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Can Guo <cang@codeaurora.org>
Cc: dianders@chromium.org, subhashj@codeaurora.org,
asutoshd@codeaurora.org, vivek.gautam@codeaurora.org,
evgreen@chromium.org, rnayak@codeaurora.org,
vinholikatti@gmail.com, jejb@linux.vnet.ibm.com,
martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
Venkat Gopalakrishnan <venkatg@codeaurora.org>,
linux-kernel@vger.kernel.org (open list)
Subject: Re: [PATCH v5 1/1] scsi: ufs: make UFS Tx lane1 clock optional for QCOM platforms
Date: Mon, 15 Oct 2018 22:56:22 -0400 [thread overview]
Message-ID: <yq1ftx6wqeh.fsf@oracle.com> (raw)
In-Reply-To: <1539397502-30120-1-git-send-email-cang@codeaurora.org> (Can Guo's message of "Fri, 12 Oct 2018 19:25:02 -0700")
Can,
> Per Qcom's UFS host controller HW design, the UFS Tx lane1 clock could
> be muxed with Tx lane0 clock, hence keep Tx lane1 clock optional by
> ignoring it if it is not provided in device tree. This change also
> performs some cleanup to lanes per direction checks when
> enable/disable lane clocks just for symmetry.
Applied to 4.20/scsi-queue, thanks!
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2018-10-16 2:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-13 2:25 [PATCH v5 1/1] scsi: ufs: make UFS Tx lane1 clock optional for QCOM platforms Can Guo
2018-10-13 2:25 ` Can Guo
2018-10-16 2:56 ` Martin K. Petersen [this message]
2018-10-16 2:56 ` Martin K. Petersen
2018-10-16 4:05 ` cang
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