/*******************************************************************************
* Copyright (C) Marvell International Ltd. and its affiliates
*
* Marvell GPL License Option
*
* If you received this File from Marvell, you may opt to use, redistribute and/or
* modify this File in accordance with the terms and conditions of the General
* Public License Version 2, June 1991 (the "GPL License"), a copy of which is
* available along with the File in the license.txt file or by writing to the Free
* Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
* on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
* WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
* DISCLAIMED.  The GPL License provides additional details about this warranty
* disclaimer.
********************************************************************************/

#ifndef _BCMBUF_H_
#define _BCMBUF_H_

#ifdef __cplusplus
extern "C" {
#endif

typedef struct DHUB_CFGQ_T {
    int base_addr;
    int *addr;
    int len;
} DHUB_CFGQ;

/* structure of a buffer descriptor */
/* a buffer descriptor contains the pointers of the entire buffer and sub-buffers */
typedef struct BCMBUF_T {
    int addr;
    unsigned int *head;          // head of total BCM buffer
    unsigned int *dv1_head;      // head of BCM sub-buffer used for CPCB0
    unsigned int *dv3_head;      // head of BCM sub-buffer used for CPCB2
    unsigned int *tail;          // tail of the buffer, used for checking wrap around
    unsigned int *writer;        // write pointer of queue, update with shadow_tail with commit
    int size;                    // size of total BCM buffer
    int subID;                   // sub-buffer ID currently in use
} BCMBUF;

int THINVPP_BCMBUF_Create(BCMBUF *pbcmbuf,int size);
int THINVPP_BCMBUF_Destroy(BCMBUF *pbcmbuf);
int THINVPP_BCMBUF_Reset(BCMBUF *pbcmbuf);
void THINVPP_BCMBUF_Select(BCMBUF *pbcmbuf, int subID);
int THINVPP_BCMBUF_Write(BCMBUF *pbcmbuf, unsigned int address, unsigned int value);
void THINVPP_BCMBUF_HardwareTrans(BCMBUF *pbcmbuf, int block);

int THINVPP_CFGQ_Create(DHUB_CFGQ *cfgQ, int size);
int THINVPP_CFGQ_Destroy(DHUB_CFGQ *cfgQ);
int THINVPP_BCMDHUB_CFGQ_Commit(DHUB_CFGQ *cfgQ, int cpcbID);
int THINVPP_BCMBUF_To_CFGQ(BCMBUF *pbcmbuf, DHUB_CFGQ *cfgQ);
void THINVPP_CFGQ_To_CFGQ(DHUB_CFGQ *src_cfgQ, DHUB_CFGQ *cfgQ);

#ifdef __cplusplus
}
#endif

#endif