diff options
| author | Peng Fan <peng.fan@nxp.com> | 2026-03-05 04:56:44 +0300 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@kernel.org> | 2026-05-05 17:45:35 +0300 |
| commit | dc7ccfc86c1af6406c5a0aeeac122e64711ea5da (patch) | |
| tree | 138ba9caaa100db77d1f41fdcdc9f707d852f8f4 /include/linux | |
| parent | 254f49634ee16a731174d2ae34bc50bd5f45e731 (diff) | |
| download | linux-dc7ccfc86c1af6406c5a0aeeac122e64711ea5da.tar.xz | |
firmware: arm_scmi: imx: Support getting reset reason of MISC protocol
MISC protocol supports getting reset reason per Logical Machine or
System. Add the API for user to retrieve the information from System
Manager.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Link: https://patch.msgid.link/20260305-scmi-imx-reset-v1-1-18de78978ba9@nxp.com
Signed-off-by: Sudeep Holla <sudeep.holla@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/scmi_imx_protocol.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/scmi_imx_protocol.h b/include/linux/scmi_imx_protocol.h index 2407d7693b6b..ab867463c08c 100644 --- a/include/linux/scmi_imx_protocol.h +++ b/include/linux/scmi_imx_protocol.h @@ -52,6 +52,17 @@ struct scmi_imx_misc_ctrl_notify_report { unsigned int flags; }; + +#define MISC_EXT_INFO_LEN_MAX 4 +struct scmi_imx_misc_reset_reason { + bool valid:1; + bool orig_valid:1; + bool err_valid:1; + u32 reason; + u32 origin; + u32 errid; +}; + struct scmi_imx_misc_proto_ops { int (*misc_ctrl_set)(const struct scmi_protocol_handle *ph, u32 id, u32 num, u32 *val); @@ -61,6 +72,9 @@ struct scmi_imx_misc_proto_ops { u32 ctrl_id, u32 evt_id, u32 flags); int (*misc_syslog)(const struct scmi_protocol_handle *ph, u16 *size, void *array); + int (*misc_reset_reason)(const struct scmi_protocol_handle *ph, + bool system, struct scmi_imx_misc_reset_reason *boot_r, + struct scmi_imx_misc_reset_reason *shut_r, u32 *extinfo); }; /* See LMM_ATTRIBUTES in imx95.rst */ |