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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2018 NXP
*/
#ifndef _FSL_DPDMAI_CMD_H
#define _FSL_DPDMAI_CMD_H
/* DPDMAI Version */
#define DPDMAI_VER_MAJOR 3
#define DPDMAI_VER_MINOR 3
/* Command versioning */
#define DPDMAI_CMD_BASE_VERSION 1
#define DPDMAI_CMD_VERSION_2 2
#define DPDMAI_CMD_ID_OFFSET 4
#define DPDMAI_CMD(id) ((id << DPDMAI_CMD_ID_OFFSET) | DPDMAI_CMD_BASE_VERSION)
#define DPDMAI_CMD_V2(id) ((id << DPDMAI_CMD_ID_OFFSET) | DPDMAI_CMD_VERSION_2)
/* Command IDs */
#define DPDMAI_CMDID_CLOSE DPDMAI_CMD(0x800)
#define DPDMAI_CMDID_OPEN DPDMAI_CMD(0x80E)
#define DPDMAI_CMDID_CREATE DPDMAI_CMD_V2(0x90E)
#define DPDMAI_CMDID_DESTROY DPDMAI_CMD(0x98E)
#define DPDMAI_CMDID_GET_API_VERSION DPDMAI_CMD(0xa0E)
#define DPDMAI_CMDID_ENABLE DPDMAI_CMD(0x002)
#define DPDMAI_CMDID_DISABLE DPDMAI_CMD(0x003)
#define DPDMAI_CMDID_GET_ATTR DPDMAI_CMD_V2(0x004)
#define DPDMAI_CMDID_RESET DPDMAI_CMD(0x005)
#define DPDMAI_CMDID_IS_ENABLED DPDMAI_CMD(0x006)
#define DPDMAI_CMDID_SET_RX_QUEUE DPDMAI_CMD_V2(0x1A0)
#define DPDMAI_CMDID_GET_RX_QUEUE DPDMAI_CMD_V2(0x1A1)
#define DPDMAI_CMDID_GET_TX_QUEUE DPDMAI_CMD_V2(0x1A2)
/* Macros for accessing command fields smaller than 1byte */
#define DPDMAI_MASK(field) \
GENMASK(DPDMAI_##field##_SHIFT + DPDMAI_##field##_SIZE - 1, \
DPDMAI_##field##_SHIFT)
#define dpdmai_set_field(var, field, val) \
((var) |= (((val) << DPDMAI_##field##_SHIFT) & DPDMAI_MASK(field)))
#define dpdmai_get_field(var, field) \
(((var) & DPDMAI_MASK(field)) >> DPDMAI_##field##_SHIFT)
#pragma pack(push, 1)
struct dpdmai_cmd_open {
uint32_t dpdmai_id;
};
struct dpdmai_cmd_create {
uint8_t num_queues;
uint8_t priorities[2];
};
struct dpdmai_cmd_destroy {
uint32_t dpdmai_id;
};
#define DPDMAI_ENABLE_SHIFT 0
#define DPDMAI_ENABLE_SIZE 1
struct dpdmai_rsp_is_enabled {
/* only the LSB bit */
uint8_t en;
};
struct dpdmai_rsp_get_attr {
uint32_t id;
uint8_t num_of_priorities;
uint8_t num_of_queues;
};
#define DPDMAI_DEST_TYPE_SHIFT 0
#define DPDMAI_DEST_TYPE_SIZE 4
struct dpdmai_cmd_set_rx_queue {
uint32_t dest_id;
uint8_t dest_priority;
uint8_t priority;
/* from LSB: dest_type:4 */
uint8_t dest_type;
uint8_t queue_idx;
uint64_t user_ctx;
uint32_t options;
};
struct dpdmai_cmd_get_queue {
uint8_t pad[5];
uint8_t priority;
uint8_t queue_idx;
};
struct dpdmai_rsp_get_rx_queue {
uint32_t dest_id;
uint8_t dest_priority;
uint8_t pad1;
/* from LSB: dest_type:4 */
uint8_t dest_type;
uint8_t pad2;
uint64_t user_ctx;
uint32_t fqid;
};
struct dpdmai_rsp_get_tx_queue {
uint64_t pad;
uint32_t fqid;
};
#pragma pack(pop)
#endif /* _FSL_DPDMAI_CMD_H */
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