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firmware: arm_scmi: Add perf notifications support

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Make SCMI perf protocol register with the notification core.

Link: https://lore.kernel.org/r/20200701155348.52864-7-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 16:53:45 +01:00
committed by Sudeep Holla
parent e27077bc04
commit fb5086dc47
2 changed files with 151 additions and 5 deletions
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17
include/linux/scmi_protocol.h
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@@ -378,6 +378,8 @@ void scmi_protocol_unregister(int protocol_id);
/* SCMI Notification API - Custom Event Reports */
enum scmi_notification_events {
SCMI_EVENT_POWER_STATE_CHANGED = 0x0,
SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED = 0x0,
SCMI_EVENT_PERFORMANCE_LEVEL_CHANGED = 0x1,
};
struct scmi_power_state_changed_report {
@@ -387,4 +389,19 @@ struct scmi_power_state_changed_report {
u32 power_state;
};
struct scmi_perf_limits_report {
u64 timestamp;
u32 agent_id;
u32 domain_id;
u32 range_max;
u32 range_min;
};
struct scmi_perf_level_report {
u64 timestamp;
u32 agent_id;
u32 domain_id;
u32 performance_level;
};
#endif /* _LINUX_SCMI_PROTOCOL_H */