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remoteproc: Add RPROC_DELETED state

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Add new state RPROC_DELETED to handle synchronization
between rproc_del() and other operations on rproc. This
state represents the rproc device that has been "deleted".

CC: Loic Pallardy <loic.pallardy@st.com>
CC: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Sarangdhar Joshi 2017-01-23 17:53:18 -08:00 committed by Bjorn Andersson
parent b003d45b37
commit 608d792192
2 changed files with 4 additions and 1 deletions
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1
drivers/remoteproc/remoteproc_sysfs.c
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@ -73,6 +73,7 @@ static const char * const rproc_state_string[] = {
[RPROC_SUSPENDED] = "suspended",
[RPROC_RUNNING] = "running",
[RPROC_CRASHED] = "crashed",
[RPROC_DELETED] = "deleted",
[RPROC_LAST] = "invalid",
};

4
include/linux/remoteproc.h
View File

@ -346,6 +346,7 @@ struct rproc_ops {
* a message.
* @RPROC_RUNNING: device is up and running
* @RPROC_CRASHED: device has crashed; need to start recovery
* @RPROC_DELETED: device is deleted
* @RPROC_LAST: just keep this one at the end
*
* Please note that the values of these states are used as indices
@ -359,7 +360,8 @@ enum rproc_state {
RPROC_SUSPENDED = 1,
RPROC_RUNNING = 2,
RPROC_CRASHED = 3,
RPROC_LAST = 4,
RPROC_DELETED = 4,
RPROC_LAST = 5,
};
/**