feat(mediatek): add new features of LPM
Add new functions and intefaces of LPM to support more interactions
between LPM providers and users.
Change-Id: I8ebbda0c0ef5be3a7a388a38c09424ebf785996f
diff --git a/plat/mediatek/include/lpm/mt_lp_api.h b/plat/mediatek/include/lpm/mt_lp_api.h
new file mode 100644
index 0000000..00a2802
--- /dev/null
+++ b/plat/mediatek/include/lpm/mt_lp_api.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LP_API_H
+#define MT_LP_API_H
+
+#include <lpm/mt_lp_rm.h>
+
+#if MTK_PUBEVENT_ENABLE
+#include <vendor_pubsub_events.h>
+#endif
+
+/* Ufs clk enum for PLAT_RC_CLKBUF_STATUS */
+enum rc_update_ex_ufs_ref_clk {
+ UFS_REF_CLK_OFF = 0,
+ UFS_REF_CLK_ON,
+};
+
+/* Enum for flight mode */
+enum rc_update_ex_flight_mode {
+ FLIGHT_MODE_OFF = 0,
+ FLIGHT_MODE_ON,
+};
+
+struct mt_lpm_pubevent_data {
+ unsigned int u32;
+};
+
+enum mt_lpm_pubevents_id {
+ MT_LPM_PUBEVENTS_BBLPM_ENTER,
+ MT_LPM_PUBEVENTS_BBLPM_LEAVE,
+ MT_LPM_PUBEVENTS_TARGET_CORE,
+ MT_LPM_PUBEVENTS_SYS_POWER_OFF,
+ MT_LPM_PUBEVENTS_SYS_POWER_ON,
+};
+
+struct mt_lp_publish_event {
+ unsigned int id;
+ struct mt_lpm_pubevent_data val;
+};
+
+#if MTK_PUBEVENT_ENABLE
+#define MT_LP_PUBLISH_EVENT(x) ({\
+ PUBLISH_EVENT_ARG(lpm_publish_event, (const void *)(x)); })
+#define MT_LP_SUSPEND_PUBLISH_EVENT(x) ({\
+ PUBLISH_EVENT_ARG(suspend_publish_event, (const void *)(x)); })
+
+#define MT_LP_SUBSCRIBE_SUSPEND(func) SUBSCRIBE_TO_EVENT(suspend_publish_event, func)
+#define MT_LP_SUBSCRIBE_LPM(func) SUBSCRIBE_TO_EVENT(lpm_publish_event, func)
+#else
+#define MT_LP_PUBLISH_EVENT(x) ({ (void)x; })
+#define MT_LP_SUSPEND_PUBLISH_EVENT(x) ({ (void)x; })
+#define MT_LP_SUBSCRIBE_SUSPEND(func)
+#define MT_LP_SUBSCRIBE_LPM(func)
+#endif
+
+/* MTK low power API types for audio */
+enum mt_lp_api_audio_type {
+ AUDIO_AFE_ENTER,
+ AUDIO_AFE_LEAVE,
+ AUDIO_DSP_ENTER,
+ AUDIO_DSP_LEAVE,
+};
+
+/* MTK low power API types for usb */
+enum mt_lp_api_usb_type {
+ LPM_USB_ENTER,
+ LPM_USB_LEAVE,
+};
+
+int mt_audio_update(int type);
+int mtk_usb_update(int type);
+
+#endif /* MT_LP_API_H */
diff --git a/plat/mediatek/include/lpm/mt_lp_rq.h b/plat/mediatek/include/lpm/mt_lp_rq.h
new file mode 100644
index 0000000..2c4908c
--- /dev/null
+++ b/plat/mediatek/include/lpm/mt_lp_rq.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LP_RQ_H
+#define MT_LP_RQ_H
+
+/* Determine the generic resource request public type */
+#define MT_LP_RQ_XO_FPM BIT(0)
+#define MT_LP_RQ_26M BIT(1)
+#define MT_LP_RQ_INFRA BIT(2)
+#define MT_LP_RQ_SYSPLL BIT(3)
+#define MT_LP_RQ_DRAM BIT(4)
+#define MT_LP_RQ_ALL (0xFFFFFFFF)
+
+struct mt_lp_resource_user {
+ /* Determine the resource user mask */
+ unsigned int umask;
+ /* Determine the resource request user identify */
+ unsigned int uid;
+ /* Request the resource */
+ int (*request)(struct mt_lp_resource_user *this, unsigned int resource);
+ /* Release the resource */
+ int (*release)(struct mt_lp_resource_user *this);
+};
+
+int mt_lp_resource_user_register(char *uname, struct mt_lp_resource_user *ru);
+
+#endif /* MT_LP_RQ_H */
diff --git a/plat/mediatek/include/lpm/mt_lp_rqm.h b/plat/mediatek/include/lpm/mt_lp_rqm.h
new file mode 100644
index 0000000..c30f762
--- /dev/null
+++ b/plat/mediatek/include/lpm/mt_lp_rqm.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LP_RQM_H
+#define MT_LP_RQM_H
+
+#include "mt_lp_rq.h"
+
+enum plat_mt_lpm_rq_update_type {
+ PLAT_RQ_USER_NUM,
+ PLAT_RQ_USER_VALID,
+ PLAT_RQ_USER_REQ,
+ PLAT_RQ_USER_REL,
+ PLAT_RQ_PER_USER_NAME,
+ PLAT_RQ_REQ_NUM,
+ PLAT_RQ_REQ_USAGE,
+};
+
+/* Determine the request valid */
+#define MT_LP_RQ_VALID (0x1)
+#define MT_LP_RQ_INVALID (0x0)
+
+/* Determine the request user opertions */
+#define MT_LP_RQ_USER_INVALID (-1)
+#define MT_LP_RQ_USER_MAX (32)
+#define MT_LP_RQ_USER_NAME_LEN (4)
+#define MT_LP_RQ_USER_CHAR_U (8)
+
+/* Determine the request update flag */
+#define MT_LP_RQ_FLAG_DONE (0)
+#define MT_LP_RQ_FLAG_NEED_UPDATE BIT(6)
+
+/* Determine the resource update id */
+#define MT_LP_RQ_ID_ALL_USAGE (-1)
+
+/* Determine the return status */
+#define MT_LP_RQ_STA_OK (0)
+#define MT_LP_RQ_STA_BAD (-1)
+
+struct mt_lp_res_req {
+ /* Determine the resource req public identify */
+ const unsigned int res_id;
+ /* Determine the resource bitwise internal control */
+ const unsigned int res_rq;
+ /* Determine the users per bit for current resource usage */
+ unsigned int res_usage;
+};
+
+struct mt_resource_req_manager {
+ /* Determine the set of resources */
+ struct mt_lp_res_req **res;
+};
+
+struct resource_req_status {
+ /* Determine the status id */
+ unsigned int id;
+ /* Determine the status value */
+ unsigned int val;
+};
+
+int mt_lp_resource_request_manager_register(struct mt_resource_req_manager *rqm);
+int mt_lp_rq_update_status(int type, void *p);
+int mt_lp_rq_get_status(int type, void *p);
+
+#endif /* MT_LP_RQM_H */
diff --git a/plat/mediatek/include/lpm/mt_lpm_smc.h b/plat/mediatek/include/lpm/mt_lpm_smc.h
new file mode 100644
index 0000000..0117ca9
--- /dev/null
+++ b/plat/mediatek/include/lpm/mt_lpm_smc.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LPM_SMC_H
+#define MT_LPM_SMC_H
+
+/*
+ * MTK LPM smc user format:
+ * bit[31:24]: magic number
+ * bit[23:16]: user number
+ * bit[15:00]: user id
+ */
+
+#define MT_LPM_SMC_MAGIC (0xDA000000)
+#define MT_LPM_SMC_MAGIC_MASK (0xFF000000)
+#define MT_LPM_SMC_USER_MASK (0xFF)
+#define MT_LPM_SMC_USER_SHIFT (16)
+
+#define MT_LPM_SMC_USER_ID_MASK (0x0000FFFF)
+
+/*
+ * cpu_pm is used for MCDI to read/write CPC information
+ * spm_dbg is used for spm related debug information
+ * spm is used for spm related settings
+ * cpu_pm_lp is used for MCDI setting irq_remain
+ */
+enum mt_lpm_smc_user_id {
+ MT_LPM_SMC_USER_CPU_PM = 0,
+ MT_LPM_SMC_USER_SPM_DBG,
+ MT_LPM_SMC_USER_SPM,
+ MT_LPM_SMC_USER_CPU_PM_LP,
+ MT_LPM_SMC_USER_SECURE_CPU_PM,
+ MT_LPM_SMC_USER_SECURE_SPM_DBG,
+ MT_LPM_SMC_USER_SECURE_SPM,
+ MT_LPM_SMC_USER_MAX,
+};
+
+#define IS_MT_LPM_SMC(smcid) ((smcid & MT_LPM_SMC_MAGIC_MASK) == MT_LPM_SMC_MAGIC)
+
+/* get real user id */
+#define MT_LPM_SMC_USER(id) ((id >> MT_LPM_SMC_USER_SHIFT) & MT_LPM_SMC_USER_MASK)
+#define MT_LPM_SMC_USER_ID(uid) (uid & MT_LPM_SMC_USER_ID_MASK)
+
+/* sink user id to smc's user id */
+#define MT_LPM_SMC_USER_SINK(user, uid) (((uid & MT_LPM_SMC_USER_ID_MASK) |\
+ ((user & MT_LPM_SMC_USER_MASK) << MT_LPM_SMC_USER_SHIFT)) |\
+ MT_LPM_SMC_MAGIC)
+
+/* sink cpu pm's smc id */
+#define MT_LPM_SMC_USER_ID_CPU_PM(uid) MT_LPM_SMC_USER_SINK(MT_LPM_SMC_USER_CPU_PM, uid)
+/* sink spm's smc id */
+#define MT_LPM_SMC_USER_ID_SPM(uid) MT_LPM_SMC_USER_SINK(MT_LPM_SMC_USER_SPM, uid)
+
+/* sink cpu pm's user id */
+#define MT_LPM_SMC_USER_CPU_PM(uid) MT_LPM_SMC_USER_ID_CPU_PM(uid)
+
+/* sink spm's user id */
+#define MT_LPM_SMC_USER_SPM(uid) MT_LPM_SMC_USER_ID_SPM(uid)
+
+/* behavior */
+#define MT_LPM_SMC_ACT_SET BIT(0)
+#define MT_LPM_SMC_ACT_CLR BIT(1)
+#define MT_LPM_SMC_ACT_GET BIT(2)
+#define MT_LPM_SMC_ACT_PUSH BIT(3)
+#define MT_LPM_SMC_ACT_POP BIT(4)
+#define MT_LPM_SMC_ACT_SUBMIT BIT(5)
+
+/* compatible action for legacy smc from lk */
+#define MT_LPM_SMC_ACT_COMPAT BIT(31)
+
+enum mt_lpm_spmc_compat_id {
+ MT_LPM_SPMC_COMPAT_LK_FW_INIT,
+ MT_LPM_SPMC_COMPAT_LK_MCDI_WDT_DUMP,
+};
+
+#endif /* MT_LPM_SMC_H */