/** * rpmh_state: state for the request * * RPMH_SLEEP_STATE: State of the resource when the processor subsystem * is powered down. There is no client using the * resource actively. * RPMH_WAKE_ONLY_STATE: Resume resource state to the value previously * requested before the processor was powered down. * RPMH_ACTIVE_ONLY_STATE: Active or AMC mode requests. Resource state * is aggregated immediately.
*/ enum rpmh_state {
RPMH_SLEEP_STATE,
RPMH_WAKE_ONLY_STATE,
RPMH_ACTIVE_ONLY_STATE,
};
/** * struct tcs_cmd: an individual request to RPMH. * * @addr: the address of the resource slv_id:18:16 | offset:0:15 * @data: the resource state request * @wait: ensure that this command is complete before returning. * Setting "wait" here only makes sense during rpmh_write_batch() for * active-only transfers, this is because: * rpmh_write() - Always waits. * (DEFINE_RPMH_MSG_ONSTACK will set .wait_for_compl) * rpmh_write_async() - Never waits. * (There's no request completion callback)
*/ struct tcs_cmd {
u32 addr;
u32 data;
u32 wait;
};
/** * struct tcs_request: A set of tcs_cmds sent together in a TCS * * @state: state for the request. * @wait_for_compl: wait until we get a response from the h/w accelerator * (same as setting cmd->wait for all commands in the request) * @num_cmds: the number of @cmds in this request * @cmds: an array of tcs_cmds
*/ struct tcs_request { enum rpmh_state state;
u32 wait_for_compl;
u32 num_cmds; struct tcs_cmd *cmds;
};
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