Commit 4196d189 authored by Mathieu Poirier's avatar Mathieu Poirier Committed by Bjorn Andersson
Browse files

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: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: default avatarPeng Fan <peng.fan@nxp.com>
Reviewed-by: default avatarArnaud Pouliquen <arnaud.pouliquen@st.com>
Link: https://lore.kernel.org/r/20210312162453.1234145-4-mathieu.poirier@linaro.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 6a6c4dc0

drivers/remoteproc/remoteproc_sysfs.c

+1 −0
Original line number Diff line number Diff line
@@ -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",

};

include/linux/remoteproc.h

+5 −2
Original line number Diff line number Diff line
@@ -407,6 +407,8 @@ 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
@@ -423,8 +425,9 @@ 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,

};



/**