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| author | Rishabh Bhatnagar <rishabhb@codeaurora.org> | 2020-10-02 11:09:04 -0700 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-10-13 19:22:51 -0500 |
| commit | 526b9e0cf3780cfa529edb3d62bc2714e5c019e1 (patch) | |
| tree | bbe6c90ed90477ccb1c9570d6b043ff160f2192a /Documentation/ABI | |
| parent | f75c6043a38b89d01dd9ccb0d9cd81c291e04b18 (diff) | |
| download | linux-526b9e0cf3780cfa529edb3d62bc2714e5c019e1.tar.gz | |
remoteproc: Add recovery configuration to the sysfs interface
Add recovery configuration to the sysfs interface. This will
allow usage of this configuration feature in production
devices where access to debugfs might be limited.
Signed-off-by: Rishabh Bhatnagar <rishabhb@codeaurora.org>
Link: https://lore.kernel.org/r/1601662144-5964-4-git-send-email-rishabhb@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-remoteproc | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-remoteproc b/Documentation/ABI/testing/sysfs-class-remoteproc index 050bd25aaa15..066b9b6f4924 100644 --- a/Documentation/ABI/testing/sysfs-class-remoteproc +++ b/Documentation/ABI/testing/sysfs-class-remoteproc @@ -82,3 +82,23 @@ Description: Remote processor coredump configuration processor's device memory. Extra buffer will not be used to copy the dump. Also recovery process will not proceed until all data is read by usersapce. + +What: /sys/class/remoteproc/.../recovery +Date: July 2020 +Contact: Bjorn Andersson <bjorn.andersson@linaro.org>, Ohad Ben-Cohen <ohad@wizery.com> +Description: Remote processor recovery mechanism + + Reports the recovery mechanism of the remote processor, + which will be one of: + + "enabled" + "disabled" + + "enabled" means, the remote processor will be automatically + recovered whenever it crashes. Moreover, if the remote + processor crashes while recovery is disabled, it will + be automatically recovered too as soon as recovery is enabled. + + "disabled" means, a remote processor will remain in a crashed + state if it crashes. This is useful for debugging purposes; + without it, debugging a crash is substantially harder. |