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/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2013-2016 Freescale Semiconductor Inc.
* Copyright 2016-2017 NXP
*
*/
#ifndef __FSL_DPIO_H
#define __FSL_DPIO_H
#include <rte_compat.h>
/* Data Path I/O Portal API
* Contains initialization APIs and runtime control APIs for DPIO
*/
struct fsl_mc_io;
__rte_internal
int dpio_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpio_id,
uint16_t *token);
__rte_internal
int dpio_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
/**
* enum dpio_channel_mode - DPIO notification channel mode
* @DPIO_NO_CHANNEL: No support for notification channel
* @DPIO_LOCAL_CHANNEL: Notifications on data availability can be received by a
* dedicated channel in the DPIO; user should point the queue's
* destination in the relevant interface to this DPIO
*/
enum dpio_channel_mode {
DPIO_NO_CHANNEL = 0,
DPIO_LOCAL_CHANNEL = 1,
};
/**
* struct dpio_cfg - Structure representing DPIO configuration
* @channel_mode: Notification channel mode
* @num_priorities: Number of priorities for the notification channel (1-8);
* relevant only if 'channel_mode = DPIO_LOCAL_CHANNEL'
*/
struct dpio_cfg {
enum dpio_channel_mode channel_mode;
uint8_t num_priorities;
};
int dpio_create(struct fsl_mc_io *mc_io,
uint16_t dprc_token,
uint32_t cmd_flags,
const struct dpio_cfg *cfg,
uint32_t *obj_id);
int dpio_destroy(struct fsl_mc_io *mc_io,
uint16_t dprc_token,
uint32_t cmd_flags,
uint32_t object_id);
__rte_internal
int dpio_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
__rte_internal
int dpio_disable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
int dpio_is_enabled(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en);
__rte_internal
int dpio_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token);
__rte_internal
int dpio_set_stashing_destination(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t sdest);
int dpio_get_stashing_destination(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t *sdest);
__rte_internal
int dpio_add_static_dequeue_channel(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int dpcon_id,
uint8_t *channel_index);
__rte_internal
int dpio_remove_static_dequeue_channel(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int dpcon_id);
/**
* struct dpio_attr - Structure representing DPIO attributes
* @id: DPIO object ID
* @qbman_portal_ce_offset: Offset of the software portal cache-enabled area
* @qbman_portal_ci_offset: Offset of the software portal
* cache-inhibited area
* @qbman_portal_id: Software portal ID
* @channel_mode: Notification channel mode
* @num_priorities: Number of priorities for the notification
* channel (1-8); relevant only if
* 'channel_mode = DPIO_LOCAL_CHANNEL'
* @qbman_version: QBMAN version
*/
struct dpio_attr {
int id;
uint64_t qbman_portal_ce_offset;
uint64_t qbman_portal_ci_offset;
uint16_t qbman_portal_id;
enum dpio_channel_mode channel_mode;
uint8_t num_priorities;
uint32_t qbman_version;
uint32_t clk;
};
__rte_internal
int dpio_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpio_attr *attr);
int dpio_get_api_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t *major_ver,
uint16_t *minor_ver);
#endif /* __FSL_DPIO_H */
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