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/* Copyright (c) 2023, Nokia
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef ODP_PLAT_DMA_INLINES_H_
#define ODP_PLAT_DMA_INLINES_H_
#include <odp/api/buffer.h>
#include <odp/api/dma_types.h>
#include <odp/api/event_types.h>
#include <odp/api/hints.h>
#include <odp/api/pool_types.h>
#include <odp/api/queue_types.h>
#include <odp/api/plat/debug_inlines.h>
#include <odp/api/plat/event_inline_types.h>
#include <stdint.h>
#include <string.h>
/** @cond _ODP_HIDE_FROM_DOXYGEN_ */
#ifndef _ODP_NO_INLINE
/* Inline functions by default */
#define _ODP_INLINE static inline
#define odp_dma_compl_from_event __odp_dma_compl_from_event
#define odp_dma_compl_to_event __odp_dma_compl_to_event
#define odp_dma_compl_user_area __odp_dma_compl_user_area
#define odp_dma_compl_result __odp_dma_compl_result
#define odp_dma_transfer_param_init __odp_dma_transfer_param_init
#define odp_dma_compl_param_init __odp_dma_compl_param_init
#define odp_dma_compl_alloc __odp_dma_compl_alloc
#define odp_dma_compl_free __odp_dma_compl_free
#else
#define _ODP_INLINE
#endif
_ODP_INLINE odp_dma_compl_t odp_dma_compl_from_event(odp_event_t ev)
{
_ODP_ASSERT(_odp_event_hdr_field(ev, int8_t, event_type) == ODP_EVENT_DMA_COMPL);
return (odp_dma_compl_t)(uintptr_t)ev;
}
_ODP_INLINE odp_event_t odp_dma_compl_to_event(odp_dma_compl_t dma_compl)
{
return (odp_event_t)(uintptr_t)dma_compl;
}
_ODP_INLINE void *odp_dma_compl_user_area(odp_dma_compl_t dma_compl)
{
return odp_buffer_user_area((odp_buffer_t)(uintptr_t)dma_compl);
}
_ODP_INLINE int odp_dma_compl_result(odp_dma_compl_t dma_compl, odp_dma_result_t *result_out)
{
odp_dma_result_t *result;
odp_buffer_t buf = (odp_buffer_t)(uintptr_t)dma_compl;
if (odp_unlikely(dma_compl == ODP_DMA_COMPL_INVALID)) {
_ODP_ERR("Bad DMA compl handle\n");
return -1;
}
result = (odp_dma_result_t *)odp_buffer_addr(buf);
if (result_out)
*result_out = *result;
return result->success ? 0 : -1;
}
_ODP_INLINE void odp_dma_transfer_param_init(odp_dma_transfer_param_t *trs_param)
{
memset(trs_param, 0, sizeof(odp_dma_transfer_param_t));
trs_param->src_format = ODP_DMA_FORMAT_ADDR;
trs_param->dst_format = ODP_DMA_FORMAT_ADDR;
trs_param->num_src = 1;
trs_param->num_dst = 1;
}
_ODP_INLINE void odp_dma_compl_param_init(odp_dma_compl_param_t *compl_param)
{
memset(compl_param, 0, sizeof(odp_dma_compl_param_t));
compl_param->queue = ODP_QUEUE_INVALID;
compl_param->event = ODP_EVENT_INVALID;
compl_param->transfer_id = ODP_DMA_TRANSFER_ID_INVALID;
}
_ODP_INLINE odp_dma_compl_t odp_dma_compl_alloc(odp_pool_t pool)
{
odp_buffer_t buf;
odp_event_t ev;
odp_dma_result_t *result;
int8_t *ev_type;
buf = odp_buffer_alloc(pool);
if (odp_unlikely(buf == ODP_BUFFER_INVALID))
return ODP_DMA_COMPL_INVALID;
result = (odp_dma_result_t *)odp_buffer_addr(buf);
memset(result, 0, sizeof(odp_dma_result_t));
ev = odp_buffer_to_event(buf);
ev_type = _odp_event_hdr_ptr(ev, int8_t, event_type);
*ev_type = ODP_EVENT_DMA_COMPL;
return (odp_dma_compl_t)(uintptr_t)buf;
}
_ODP_INLINE void odp_dma_compl_free(odp_dma_compl_t dma_compl)
{
int8_t *ev_type;
odp_event_t ev;
odp_buffer_t buf = (odp_buffer_t)(uintptr_t)dma_compl;
if (odp_unlikely(dma_compl == ODP_DMA_COMPL_INVALID)) {
_ODP_ERR("Bad DMA compl handle\n");
return;
}
ev = odp_buffer_to_event(buf);
ev_type = _odp_event_hdr_ptr(ev, int8_t, event_type);
*ev_type = ODP_EVENT_BUFFER;
odp_buffer_free(buf);
}
/** @endcond */
#endif
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