owner-nrf52sdk/nRF5_SDK_15.2.0/integration/nrfx/legacy/nrf_drv_spis.c

/**
 * Copyright (c) 2018, Nordic Semiconductor ASA
 *
 * All rights reserved.
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 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
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 *    list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form, except as embedded into a Nordic
 *    Semiconductor ASA integrated circuit in a product or a software update for
 *    such product, must reproduce the above copyright notice, this list of
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 *    materials provided with the distribution.
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 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
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 * 4. This software, with or without modification, must only be used with a
 *    Nordic Semiconductor ASA integrated circuit.
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 * 5. Any software provided in binary form under this license must not be reverse
 *    engineered, decompiled, modified and/or disassembled.
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#include "nrf_drv_spis.h"

static nrf_drv_spis_event_handler_t m_handlers[SPIS_COUNT];

static void spis_event_handler(nrfx_spis_evt_t const * p_event,
                               void *                  p_context)
{
    uint32_t inst_idx = (uint32_t)p_context;
    m_handlers[inst_idx](*p_event);
}

ret_code_t nrf_drv_spis_init(nrf_drv_spis_t const * const  p_instance,
                             nrf_drv_spis_config_t const * p_config,
                             nrf_drv_spis_event_handler_t  event_handler)
{
    uint32_t inst_idx = p_instance->drv_inst_idx;
    m_handlers[inst_idx] = event_handler;

    return nrfx_spis_init(p_instance,
                          p_config,
                          spis_event_handler,
                          (void *)inst_idx);
}