mirror of https://github.com/F-Stack/f-stack.git
109 lines
2.6 KiB
C
109 lines
2.6 KiB
C
/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
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*
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* Copyright 2013-2016 Freescale Semiconductor Inc.
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*
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*/
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#ifndef __FSL_DPCON_H
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#define __FSL_DPCON_H
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/* Data Path Concentrator API
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* Contains initialization APIs and runtime control APIs for DPCON
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*/
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struct fsl_mc_io;
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/** General DPCON macros */
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/**
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* Use it to disable notifications; see dpcon_set_notification()
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*/
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#define DPCON_INVALID_DPIO_ID (int)(-1)
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int dpcon_open(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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int dpcon_id,
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uint16_t *token);
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int dpcon_close(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token);
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/**
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* struct dpcon_cfg - Structure representing DPCON configuration
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* @num_priorities: Number of priorities for the DPCON channel (1-8)
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*/
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struct dpcon_cfg {
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uint8_t num_priorities;
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};
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int dpcon_create(struct fsl_mc_io *mc_io,
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uint16_t dprc_token,
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uint32_t cmd_flags,
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const struct dpcon_cfg *cfg,
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uint32_t *obj_id);
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int dpcon_destroy(struct fsl_mc_io *mc_io,
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uint16_t dprc_token,
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uint32_t cmd_flags,
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uint32_t obj_id);
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int dpcon_enable(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token);
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int dpcon_disable(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token);
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int dpcon_is_enabled(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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int *en);
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int dpcon_reset(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token);
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/**
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* struct dpcon_attr - Structure representing DPCON attributes
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* @id: DPCON object ID
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* @qbman_ch_id: Channel ID to be used by dequeue operation
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* @num_priorities: Number of priorities for the DPCON channel (1-8)
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*/
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struct dpcon_attr {
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int id;
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uint16_t qbman_ch_id;
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uint8_t num_priorities;
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};
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int dpcon_get_attributes(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpcon_attr *attr);
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/**
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* struct dpcon_notification_cfg - Structure representing notification params
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* @dpio_id: DPIO object ID; must be configured with a notification channel;
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* to disable notifications set it to 'DPCON_INVALID_DPIO_ID';
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* @priority: Priority selection within the DPIO channel; valid values
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* are 0-7, depending on the number of priorities in that channel
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* @user_ctx: User context value provided with each CDAN message
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*/
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struct dpcon_notification_cfg {
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int dpio_id;
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uint8_t priority;
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uint64_t user_ctx;
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};
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int dpcon_set_notification(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpcon_notification_cfg *cfg);
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int dpcon_get_api_version(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t *major_ver,
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uint16_t *minor_ver);
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#endif /* __FSL_DPCON_H */
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