From: Alex Elder <elder@linaro.org>
To: Arnaud Pouliquen <arnaud.pouliquen@st.com>,
ohad@wizery.com, bjorn.andersson@linaro.org
Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/5] remoteproc: Introduce prepare and unprepare for subdevices
Date: Tue, 29 May 2018 06:51:57 -0500 [thread overview]
Message-ID: <d2d120c3-a875-7feb-00a9-e8e4d3e4dfbe@linaro.org> (raw)
In-Reply-To: <3580eff5-56ef-c2a0-c8eb-c27850598587@st.com>
On 05/29/2018 04:16 AM, Arnaud Pouliquen wrote:
. . .
>> +unroll_preparation:
>> + list_for_each_entry_continue_reverse(subdev, &rproc->subdevs, node) {
>> + if (subdev->unprepare)
>> + subdev->unprepare(subdev);
>> + }
> Here you could call rproc_unprepare_subdevices instead of duplicating
> the code.
I thought the same thing, but it won't work because we only want to
unprepare those devices that were successfully prepared. Here we are
unwinding the work that was partially done; in rproc_unprepare_subdevices()
*all* subdevices have their unprepare function called.
-Alex
next prev parent reply other threads:[~2018-05-29 11:52 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-15 20:53 [PATCH 0/5] remoteproc: updates for new events Alex Elder
2018-05-15 20:53 ` [PATCH 1/5] remoteproc: Rename subdev functions to start/stop Alex Elder
2018-05-15 20:53 ` [PATCH 2/5] remoteproc: Make start and stop in subdev optional Alex Elder
2018-05-15 20:53 ` [PATCH 3/5] remoteproc: Make client initialize ops in rproc_subdev Alex Elder
2018-05-15 20:53 ` [PATCH 4/5] remoteproc: rename subdev probe and remove functions Alex Elder
2018-05-29 9:12 ` Arnaud Pouliquen
2018-05-29 11:53 ` Alex Elder
2018-06-26 1:32 ` Alex Elder
2018-06-26 2:20 ` Bjorn Andersson
2018-05-15 20:53 ` [PATCH 5/5] remoteproc: Introduce prepare and unprepare for subdevices Alex Elder
2018-05-29 9:16 ` Arnaud Pouliquen
2018-05-29 11:51 ` Alex Elder [this message]
2018-05-29 12:31 ` Arnaud Pouliquen
2018-05-29 15:26 ` Arnaud Pouliquen
2018-05-29 15:30 ` Fabien DESSENNE
2018-05-29 15:31 ` Alex Elder
2018-05-29 15:44 ` Fabien DESSENNE
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