util.h

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/*
 * Copyright 2024 NXP
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef _INCLUDE_ZEPHYR_DRIVERS_FIRMWARE_SCMI_UTIL_H_
#define _INCLUDE_ZEPHYR_DRIVERS_FIRMWARE_SCMI_UTIL_H_
 
#define SCMI_PROTOCOL_NAME(proto) CONCAT(scmi_protocol_, proto)
 
#ifdef CONFIG_ARM_SCMI_TRANSPORT_HAS_STATIC_CHANNELS
 
#ifdef CONFIG_ARM_SCMI_MAILBOX_TRANSPORT
#define DT_SCMI_TRANSPORT_PROTO_HAS_CHAN(node_id, idx)\
        DT_PROP_HAS_IDX(node_id, shmem, idx)
#else /* CONFIG_ARM_SCMI_MAILBOX_TRANSPORT */
#error "Transport with static channels needs to define HAS_CHAN macro"
#endif /* CONFIG_ARM_SCMI_MAILBOX_TRANSPORT */
 
#define SCMI_TRANSPORT_CHAN_NAME(proto, idx) CONCAT(scmi_channel_, proto, _, idx)
 
#define DT_SCMI_TRANSPORT_TX_CHAN_DECLARE(node_id)                              \
        COND_CODE_1(DT_SCMI_TRANSPORT_PROTO_HAS_CHAN(node_id, 0),               \
                    (extern struct scmi_channel                                 \
                     SCMI_TRANSPORT_CHAN_NAME(DT_REG_ADDR(node_id), 0);),       \
                    (extern struct scmi_channel                                 \
                     SCMI_TRANSPORT_CHAN_NAME(SCMI_PROTOCOL_BASE, 0);))         \
 
#define DT_SCMI_TRANSPORT_CHANNELS_DECLARE(node_id)                             \
        DT_SCMI_TRANSPORT_TX_CHAN_DECLARE(node_id)                              \
 
#define DT_INST_SCMI_TRANSPORT_CHANNELS_DECLARE(inst)                           \
        DT_SCMI_TRANSPORT_CHANNELS_DECLARE(DT_INST(inst, DT_DRV_COMPAT))
 
#define DT_SCMI_TRANSPORT_TX_CHAN(node_id)                                      \
        COND_CODE_1(DT_SCMI_TRANSPORT_PROTO_HAS_CHAN(node_id, 0),               \
                    (&SCMI_TRANSPORT_CHAN_NAME(DT_REG_ADDR(node_id), 0)),       \
                    (&SCMI_TRANSPORT_CHAN_NAME(SCMI_PROTOCOL_BASE, 0)))
 
#define DT_SCMI_TRANSPORT_CHAN_DEFINE(node_id, idx, proto, pdata)               \
        struct scmi_channel SCMI_TRANSPORT_CHAN_NAME(proto, idx) =              \
        {                                                                       \
                .data = pdata,                                                  \
        }
 
#define DT_SCMI_PROTOCOL_DATA_DEFINE(node_id, proto, pdata)                     \
        STRUCT_SECTION_ITERABLE(scmi_protocol, SCMI_PROTOCOL_NAME(proto)) =     \
        {                                                                       \
                .id = proto,                                                    \
                .tx = DT_SCMI_TRANSPORT_TX_CHAN(node_id),                       \
                .data = pdata,                                                  \
        }
 
#else /* CONFIG_ARM_SCMI_TRANSPORT_HAS_STATIC_CHANNELS */
 
#define DT_SCMI_TRANSPORT_CHANNELS_DECLARE(node_id)
 
#define DT_SCMI_PROTOCOL_DATA_DEFINE(node_id, proto, pdata)                     \
        STRUCT_SECTION_ITERABLE(scmi_protocol, SCMI_PROTOCOL_NAME(proto)) =     \
        {                                                                       \
                .id = proto,                                                    \
                .data = pdata,                                                  \
        }
 
#endif /* CONFIG_ARM_SCMI_TRANSPORT_HAS_STATIC_CHANNELS */
 
#define DT_INST_SCMI_TRANSPORT_DEFINE(inst, pm, data, config, level, prio, api) \
        DEVICE_DT_INST_DEFINE(inst, &scmi_core_transport_init,                  \
                              pm, data, config, level, prio, api)
 
#define DT_SCMI_PROTOCOL_DEFINE(node_id, init_fn, pm, data, config,             \
                                level, prio, api)                               \
        DT_SCMI_TRANSPORT_CHANNELS_DECLARE(node_id)                             \
        DT_SCMI_PROTOCOL_DATA_DEFINE(node_id, DT_REG_ADDR(node_id), data);      \
        DEVICE_DT_DEFINE(node_id, init_fn, pm,                                  \
                         &SCMI_PROTOCOL_NAME(DT_REG_ADDR(node_id)),             \
                                             config, level, prio, api)
 
#define DT_INST_SCMI_PROTOCOL_DEFINE(inst, init_fn, pm, data, config,           \
                                     level, prio, api)                          \
        DT_SCMI_PROTOCOL_DEFINE(DT_INST(inst, DT_DRV_COMPAT), init_fn, pm,      \
                                data, config, level, prio, api)
 
#define DT_SCMI_PROTOCOL_DEFINE_NODEV(node_id, data)                            \
        DT_SCMI_TRANSPORT_CHANNELS_DECLARE(node_id)                             \
        DT_SCMI_PROTOCOL_DATA_DEFINE(node_id, DT_REG_ADDR(node_id), data)
 
#define SCMI_FIELD_MAKE(x, mask, shift)\
        (((uint32_t)(x) & (mask)) << (shift))
 
#define SCMI_PROTOCOL_BASE 16
#define SCMI_PROTOCOL_POWER_DOMAIN 17
#define SCMI_PROTOCOL_SYSTEM 18
#define SCMI_PROTOCOL_PERF 19
#define SCMI_PROTOCOL_CLOCK 20
#define SCMI_PROTOCOL_SENSOR 21
#define SCMI_PROTOCOL_RESET_DOMAIN 22
#define SCMI_PROTOCOL_VOLTAGE_DOMAIN 23
#define SCMI_PROTOCOL_PCAP_MONITOR 24
#define SCMI_PROTOCOL_PINCTRL 25
 
#endif /* _INCLUDE_ZEPHYR_DRIVERS_FIRMWARE_SCMI_UTIL_H_ */