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firmware: arm_scmi: Add sensor notifications support

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Make SCMI sensor protocol register with the notification core.

Link: https://lore.kernel.org/r/20200701155348.52864-8-cristian.marussi@arm.com
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Cristian Marussi
2020-07-01 16:53:46 +01:00
committed by Sudeep Holla
parent fb5086dc47
commit 128e3e9311
2 changed files with 72 additions and 10 deletions
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13
include/linux/scmi_protocol.h
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@@ -176,18 +176,13 @@ enum scmi_sensor_class {
*
* @count_get: get the count of sensors provided by SCMI
* @info_get: get the information of the specified sensor
* @trip_point_notify: control notifications on cross-over events for
* the trip-points
* @trip_point_config: selects and configures a trip-point of interest
* @reading_get: gets the current value of the sensor
*/
struct scmi_sensor_ops {
int (*count_get)(const struct scmi_handle *handle);
const struct scmi_sensor_info *(*info_get)
(const struct scmi_handle *handle, u32 sensor_id);
int (*trip_point_notify)(const struct scmi_handle *handle,
u32 sensor_id, bool enable);
int (*trip_point_config)(const struct scmi_handle *handle,
u32 sensor_id, u8 trip_id, u64 trip_value);
int (*reading_get)(const struct scmi_handle *handle, u32 sensor_id,
@@ -380,6 +375,7 @@ enum scmi_notification_events {
SCMI_EVENT_POWER_STATE_CHANGED = 0x0,
SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED = 0x0,
SCMI_EVENT_PERFORMANCE_LEVEL_CHANGED = 0x1,
SCMI_EVENT_SENSOR_TRIP_POINT_EVENT = 0x0,
};
struct scmi_power_state_changed_report {
@@ -404,4 +400,11 @@ struct scmi_perf_level_report {
u32 performance_level;
};
struct scmi_sensor_trip_point_report {
u64 timestamp;
u32 agent_id;
u32 sensor_id;
u32 trip_point_desc;
};
#endif /* _LINUX_SCMI_PROTOCOL_H */