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-rw-r--r--include/soc/qcom/tcs.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/include/soc/qcom/tcs.h b/include/soc/qcom/tcs.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef __SOC_QCOM_TCS_H__
+#define __SOC_QCOM_TCS_H__
+
+#define MAX_RPMH_PAYLOAD 16
+
+/**
+ * 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: wait for this request to be complete before sending the next
+ */
+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
+ * @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;
+};
+
+#endif /* __SOC_QCOM_TCS_H__ */