From: Peng Fan <peng.fan@nxp.com>
To: Mathieu Poirier <mathieu.poirier@linaro.org>,
"bjorn.andersson@linaro.org" <bjorn.andersson@linaro.org>,
"ohad@wizery.com" <ohad@wizery.com>
Cc: "linux-remoteproc@vger.kernel.org"
<linux-remoteproc@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH 03/13] remoteproc: Add new RPROC_ATTACHED state
Date: Thu, 15 Oct 2020 01:31:19 +0000 [thread overview]
Message-ID: <DB6PR0402MB2760A4B2009B221B462FE0AB88020@DB6PR0402MB2760.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20200826164529.224476-4-mathieu.poirier@linaro.org>
> Subject: [PATCH 03/13] remoteproc: Add new RPROC_ATTACHED state
>
> Add a new RPROC_ATTACHED state to take into account scenarios where the
> remoteproc core needs to attach to a remote processor that is booted by
> another entity.
>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
> ---
> drivers/remoteproc/remoteproc_sysfs.c | 1 +
> include/linux/remoteproc.h | 7 +++++--
> 2 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/remoteproc/remoteproc_sysfs.c
> b/drivers/remoteproc/remoteproc_sysfs.c
> index eea514cec50e..2d575e6c9eb8 100644
> --- a/drivers/remoteproc/remoteproc_sysfs.c
> +++ b/drivers/remoteproc/remoteproc_sysfs.c
> @@ -84,6 +84,7 @@ static const char * const rproc_state_string[] = {
> [RPROC_RUNNING] = "running",
> [RPROC_CRASHED] = "crashed",
> [RPROC_DELETED] = "deleted",
> + [RPROC_ATTACHED] = "attached",
> [RPROC_DETACHED] = "detached",
> [RPROC_LAST] = "invalid",
> };
> diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index
> 2fa68bf5aa4f..4e107615121a 100644
> --- a/include/linux/remoteproc.h
> +++ b/include/linux/remoteproc.h
> @@ -403,6 +403,8 @@ struct rproc_ops {
> * @RPROC_RUNNING: device is up and running
> * @RPROC_CRASHED: device has crashed; need to start recovery
> * @RPROC_DELETED: device is deleted
> + * @RPROC_ATTACHED: device has been booted by another entity and
> the core
> + * has attached to it
> * @RPROC_DETACHED: device has been booted by another entity and
> waiting
> * for the core to attach to it
> * @RPROC_LAST: just keep this one at the end
> @@ -419,8 +421,9 @@ enum rproc_state {
> RPROC_RUNNING = 2,
> RPROC_CRASHED = 3,
> RPROC_DELETED = 4,
> - RPROC_DETACHED = 5,
> - RPROC_LAST = 6,
> + RPROC_ATTACHED = 5,
> + RPROC_DETACHED = 6,
> + RPROC_LAST = 7,
> };
>
> /**
> --
Reviewed-by: Peng Fan <peng.fan@nxp.com>
next prev parent reply other threads:[~2020-10-15 1:31 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-26 16:45 [PATCH 00/13] remoteproc: Add support for detaching from rproc Mathieu Poirier
2020-08-26 16:45 ` [PATCH 01/13] remoteproc: Re-check state in rproc_shutdown() Mathieu Poirier
2020-10-15 1:28 ` Peng Fan
2020-08-26 16:45 ` [PATCH 02/13] remoteproc: Remove useless check in rproc_del() Mathieu Poirier
2020-10-15 1:29 ` Peng Fan
2020-08-26 16:45 ` [PATCH 03/13] remoteproc: Add new RPROC_ATTACHED state Mathieu Poirier
2020-10-15 1:31 ` Peng Fan [this message]
2020-08-26 16:45 ` [PATCH 04/13] remoteproc: Properly represent the attached state Mathieu Poirier
2020-10-15 1:33 ` Peng Fan
2020-08-26 16:45 ` [PATCH 05/13] remoteproc: Add new detach() remoteproc operation Mathieu Poirier
2020-10-15 1:37 ` Peng Fan
2020-10-22 21:51 ` Mathieu Poirier
2020-08-26 16:45 ` [PATCH 06/13] remoteproc: Introduce function __rproc_detach() Mathieu Poirier
2020-10-15 1:39 ` Peng Fan
2020-08-26 16:45 ` [PATCH 07/13] remoteproc: Introduce function rproc_detach() Mathieu Poirier
2020-10-15 1:52 ` Peng Fan
2020-10-22 21:55 ` Mathieu Poirier
2020-08-26 16:45 ` [PATCH 08/13] remoteproc: Rename function rproc_actuate() Mathieu Poirier
2020-10-15 2:15 ` Peng Fan
2020-08-26 16:45 ` [PATCH 09/13] remoteproc: Add return value to function rproc_shutdown() Mathieu Poirier
2020-10-15 2:21 ` Peng Fan
2020-08-26 16:45 ` [PATCH 10/13] remoteproc: Properly deal with a stop request when attached Mathieu Poirier
2020-10-15 2:29 ` Peng Fan
2020-08-26 16:45 ` [PATCH 11/13] remoteproc: Properly deal with detach request Mathieu Poirier
2020-10-15 2:30 ` Peng Fan
2020-08-26 16:45 ` [PATCH 12/13] remoteproc: Refactor rproc delete and cdev release path Mathieu Poirier
2020-10-15 2:31 ` Peng Fan
2020-08-26 16:45 ` [PATCH 13/13] remoteproc: Properly deal with a kernel panic when attached Mathieu Poirier
2020-10-15 2:28 ` Peng Fan
2020-09-01 16:55 ` [PATCH 00/13] remoteproc: Add support for detaching from rproc Arnaud POULIQUEN
2020-09-01 18:02 ` Mathieu Poirier
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