From: Mathieu Poirier <mathieu.poirier@linaro.org> To: bjorn.andersson@linaro.org, ohad@wizery.com Cc: arnaud.pouliquen@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v8 03/17] remoteproc: Add new RPROC_ATTACHED state Date: Fri, 12 Mar 2021 09:24:39 -0700 [thread overview] Message-ID: <20210312162453.1234145-4-mathieu.poirier@linaro.org> (raw) In-Reply-To: <20210312162453.1234145-1-mathieu.poirier@linaro.org> 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> Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Arnaud Pouliquen <arnaud.pouliquen@st.com> --- 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 1dbef895e65e..4b4aab0d4c4b 100644 --- a/drivers/remoteproc/remoteproc_sysfs.c +++ b/drivers/remoteproc/remoteproc_sysfs.c @@ -172,6 +172,7 @@ 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 f28ee75d1005..b0a57ff73849 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -405,6 +405,8 @@ 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 @@ -421,8 +423,9 @@ 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, }; /** -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Mathieu Poirier <mathieu.poirier@linaro.org> To: bjorn.andersson@linaro.org, ohad@wizery.com Cc: arnaud.pouliquen@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v8 03/17] remoteproc: Add new RPROC_ATTACHED state Date: Fri, 12 Mar 2021 09:24:39 -0700 [thread overview] Message-ID: <20210312162453.1234145-4-mathieu.poirier@linaro.org> (raw) In-Reply-To: <20210312162453.1234145-1-mathieu.poirier@linaro.org> 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> Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Arnaud Pouliquen <arnaud.pouliquen@st.com> --- 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 1dbef895e65e..4b4aab0d4c4b 100644 --- a/drivers/remoteproc/remoteproc_sysfs.c +++ b/drivers/remoteproc/remoteproc_sysfs.c @@ -172,6 +172,7 @@ 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 f28ee75d1005..b0a57ff73849 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -405,6 +405,8 @@ 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 @@ -421,8 +423,9 @@ 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, }; /** -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-03-12 16:25 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-12 16:24 [PATCH v8 00/17] remoteproc: Add support for detaching a remote processor Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 01/17] remoteproc: Remove useless check in rproc_del() Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 02/17] remoteproc: Rename function rproc_actuate() Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier [this message] 2021-03-12 16:24 ` [PATCH v8 03/17] remoteproc: Add new RPROC_ATTACHED state Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 04/17] remoteproc: Properly represent the attached state Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 05/17] remoteproc: Add new get_loaded_rsc_table() to rproc_ops Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 06/17] remoteproc: stm32: Move resource table setup " Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 07/17] remoteproc: stm32: Move memory parsing " Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 08/17] remoteproc: Add new detach() remoteproc operation Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 09/17] remoteproc: Introduce function __rproc_detach() Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 10/17] remoteproc: Introduce function rproc_detach() Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 11/17] remoteproc: Properly deal with the resource table when detaching Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 12/17] remoteproc: Properly deal with the resource table when stopping Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 13/17] remoteproc: Properly deal with a kernel panic when attached Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 14/17] remoteproc: Properly deal with a start request " Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 15/17] remoteproc: Properly deal with a stop " Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 16/17] remoteproc: Properly deal with a detach " Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier 2021-03-12 16:24 ` [PATCH v8 17/17] remoteproc: Refactor function rproc_cdev_release() Mathieu Poirier 2021-03-12 16:24 ` Mathieu Poirier
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