udma.h

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/*
 *  Copyright (C) 2018-2021 Texas Instruments Incorporated
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *    Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 *    Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 *    Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef UDMA_H_
#define UDMA_H_
 
/* ========================================================================== */
/*                             Include Files                                  */
/* ========================================================================== */
 
#include <stdint.h>
 
/* UDMA_SOC_CFG_* macros are defined udma_soc.h.
 * So including this first
 */
#include <drivers/udma/include/csl_udmap_tr.h>
#if defined (SOC_AM65X)
#include <drivers/hw_include/csl_ringacc.h>
#include <drivers/udma/hw_include/csl_psilcfg.h>
#endif
#include <drivers/udma/soc/udma_soc.h>
#include <drivers/udma/include/udma_types.h>
#include <drivers/udma/include/udma_ring.h>
#include <drivers/udma/include/udma_flow.h>
#include <drivers/udma/include/udma_event.h>
#include <drivers/udma/include/udma_rm.h>
#include <drivers/udma/include/udma_ch.h>
#if defined (SOC_AM65X)
#include <drivers/udma/include/udma_proxy.h>
#include <drivers/udma/include/udma_cfg.h>
#endif
#include <drivers/udma/include/csl_udmap_cppi5.h>
#include <drivers/udma/include/csl_pktdma_cppi5.h>
#include <drivers/udma/include/udma_utils.h>
#if (UDMA_SOC_CFG_PROXY_PRESENT == 1)
#include <drivers/udma/hw_include/csl_proxy.h>
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* ========================================================================== */
/*                           Macros & Typedefs                                */
/* ========================================================================== */
 
typedef uint64_t (*Udma_VirtToPhyFxn)(const void *virtAddr,
                                      uint32_t chNum,
                                      void *appData);
typedef void *(*Udma_PhyToVirtFxn)(uint64_t phyAddr,
                                   uint32_t chNum,
                                   void *appData);
 
/* ========================================================================== */
/*                         Structure Declarations                             */
/* ========================================================================== */
 
typedef struct
{
    uint32_t                instId;
    uint32_t                skipGlobalEventReg;
    Udma_VirtToPhyFxn       virtToPhyFxn;
    Udma_PhyToVirtFxn       phyToVirtFxn;
} Udma_InitPrms;
 
/* ========================================================================== */
/*                          Function Declarations                             */
/* ========================================================================== */
 
int32_t Udma_init(Udma_DrvHandle drvHandle, const Udma_InitPrms *initPrms);
 
int32_t Udma_deinit(Udma_DrvHandle drvHandle);
 
/*
 * Structure Init functions
 *
 * Requirement: DOX_REQ_TAG(PDK-2600)
 */
int32_t UdmaInitPrms_init(uint32_t instId, Udma_InitPrms *initPrms);
 
uint64_t Udma_defaultVirtToPhyFxn(const void *virtAddr,
                                  uint32_t chNum,
                                  void *appData);
 
void *Udma_defaultPhyToVirtFxn(uint64_t phyAddr,
                               uint32_t chNum,
                               void *appData);
 
/* ========================================================================== */
/*                       Static Function Definitions                          */
/* ========================================================================== */
 
/* None */
 
/* ========================================================================== */
/*                  Internal/Private Structure Declarations                   */
/* ========================================================================== */
 
typedef struct Udma_DrvObject_t
{
    uintptr_t rsv[635U];
} Udma_DrvObject;
 
#ifdef __cplusplus
}
#endif
 
#endif /* #ifndef UDMA_H_ */