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/*
* linux/drivers/media/video/samsung/mfc5x/mfc_buf.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Buffer manager for Samsung MFC (Multi Function Codec - FIMV) driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __MFC_BUF_H_
#define __MFC_BUF_H_ __FILE__
#include <linux/list.h>
#include "mfc.h"
#include "mfc_inst.h"
#include "mfc_interface.h"
/* FIXME */
#define ALIGN_4B (1 << 2)
#define ALIGN_2KB (1 << 11)
#define ALIGN_4KB (1 << 12)
#define ALIGN_8KB (1 << 13)
#define ALIGN_64KB (1 << 16)
#define ALIGN_128KB (1 << 17)
#define ALIGN_W 128 /* Tile, Horizontal, Luma & Chroma */
#define ALIGN_H 32 /* Tile, Vertical, Luma & Chroma */
#define ALIGN_W_L 16 /* Linear, Horizontal, Luma & Chroma */
#define ALIGN_H_L_L 16 /* Linear, Vertical, Luma */
#define ALIGN_H_L_C 8 /* Linear, Vertical, Chroma */
/* System */ /* Size, Port, Align */
#define MFC_FW_SYSTEM_SIZE (0x80000) /* 512KB, A, N(4KB for VMEM) */
/* Instance */
#define MFC_CTX_SIZE_L (0x96000) /* 600KB, N, 2KB, H.264 Decoding only */
#define MFC_CTX_SIZE (0x2800) /* 10KB, N, 2KB */
#define MFC_SHM_SIZE (0x400) /* 1KB, N, 4B */
/* Decoding */
#define MFC_CPB_SIZE (0x400000) /* Max.4MB, A, 2KB */
#define MFC_DESC_SIZE (0x20000) /* Max.128KB, A, 2KB */
#define MFC_DEC_NBMV_SIZE (0x4000) /* 16KB, A, 2KB */
#define MFC_DEC_NBIP_SIZE (0x8000) /* 32KB, A, 2KB */
#define MFC_DEC_NBDCAC_SIZE (0x4000) /* 16KB, A, 2KB */
#define MFC_DEC_UPNBMV_SIZE (0x11000) /* 68KB, A, 2KB */
#define MFC_DEC_SAMV_SIZE (0x40000) /* 256KB, A, 2KB */
#define MFC_DEC_OTLINE_SIZE (0x8000) /* 32KB, A, 2KB */
#define MFC_DEC_SYNPAR_SIZE (0x11000) /* 68KB, A, 2KB */
#define MFC_DEC_BITPLANE_SIZE (0x800) /* 2KB, A, 2KB */
/* Encoding */
#define MFC_STRM_SIZE (0x300000) /* 3MB, A, 2KB (multi. 4KB) */
/* FIXME: variable size */
#define MFC_ENC_UPMV_SIZE (0x10000) /* Var, A, 2KB */
#define MFC_ENC_COLFLG_SIZE (0x10000) /* Var, A, 2KB */
#define MFC_ENC_INTRAMD_SIZE (0x10000) /* Var, A, 2KB */
#define MFC_ENC_INTRAPRED_SIZE (0x4000) /* 16KB, A, 2KB */
#define MFC_ENC_NBORINFO_SIZE (0x10000) /* Var, A, 2KB */
#define MFC_ENC_ACDCCOEF_SIZE (0x10000) /* Var, A, 2KB */
#define MFC_LUMA_ALIGN ALIGN_8KB
#define MFC_CHROMA_ALIGN ALIGN_8KB
#define MFC_MV_ALIGN ALIGN_8KB /* H.264 Decoding only */
#define PORT_A 0
#define PORT_B 1
/* FIXME: MFC Buffer Type add as allocation parameter */
/*
#define MBT_ACCESS_MASK (0xFF << 24)
#define MBT_SYSMMU (0x01 << 24)
*/
#define MBT_KERNEL (0x02 << 24)
#define MBT_USER (0x04 << 24)
#define MBT_OTHER (0x08 << 24)
#if 0
#define MBT_TYPE_MASK (0xFF << 16)
#define MBT_CTX (MBT_SYSMMU | MBT_KERNEL | (0x01 << 16))/* S, K */
#define MBT_DESC (MBT_SYSMMU | (0x02 << 16)) /* S */
#define MBT_CODEC (MBT_SYSMMU | (0x04 << 16)) /* S */
#define MBT_SHM (MBT_SYSMMU | MBT_KERNEL | (0x08 << 16))/* S, K */
#define MBT_CPB (MBT_SYSMMU | MBT_USER | (0x10 << 16))/* D: S, [K], U E: */
#define MBT_DPB (MBT_SYSMMU | MBT_USER | (0x20 << 16))/* D: S, [K], U E: */
#endif
#define MBT_CTX (MBT_KERNEL | (0x01 << 16)) /* S, K */
#define MBT_DESC (0x02 << 16) /* S */
#define MBT_CODEC (0x04 << 16) /* S */
#define MBT_SHM (MBT_KERNEL | (0x08 << 16)) /* S, K */
#if 0
#define MBT_CPB (MBT_USER | (0x10 << 16)) /* D: S, [K], U E: */
#define MBT_DPB (MBT_USER | (0x20 << 16)) /* D: S, [K], U E: */
#endif
#define MBT_CPB (MBT_KERNEL | MBT_USER | (0x10 << 16)) /* D: S, [K], U E: */
#define MBT_DPB (MBT_KERNEL | MBT_USER | (0x20 << 16)) /* D: S, [K], U E: */
enum MFC_BUF_ALLOC_SCHEME {
MBS_BEST_FIT = 0,
MBS_FIRST_FIT = 1,
};
/* Remove before Release */
#if 0
#define CPB_BUF_SIZE (0x400000) /* 3MB : 3x1024x1024 for decoder */
#define DESC_BUF_SIZE (0x20000) /* 128KB : 128x1024 */
#define SHARED_BUF_SIZE (0x10000) /* 64KB : 64x1024 */
#define PRED_BUF_SIZE (0x10000) /* 64KB : 64x1024 */
#define DEC_CODEC_BUF_SIZE (0x80000) /* 512KB : 512x1024 size per instance */
#define ENC_CODEC_BUF_SIZE (0x50000) /* 320KB : 512x1024 size per instance */
#define STREAM_BUF_SIZE (0x200000) /* 2MB : 2x1024x1024 for encoder */
#define MV_BUF_SIZE (0x10000) /* 64KB : 64x1024 for encoder */
#define MFC_CONTEXT_SIZE_L (640 * 1024) /* 600KB -> 640KB for alignment */
#define VC1DEC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define MPEG2DEC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define H263DEC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define MPEG4DEC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define H264ENC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define MPEG4ENC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define H263ENC_CONTEXT_SIZE (64 * 1024) /* 10KB -> 64KB for alignment */
#define DESC_BUF_SIZE (0x20000) /* 128KB : 128x1024 */
#define SHARED_MEM_SIZE (0x1000) /* 4KB : 4x1024 size */
#define CPB_BUF_SIZE (0x400000) /* 4MB : 4x1024x1024 for decoder */
#define STREAM_BUF_SIZE (0x200000) /* 2MB : 2x1024x1024 for encoder */
#define ENC_UP_INTRA_PRED_SIZE (0x10000) /* 64KB : 64x1024 for encoder */
#endif
struct mfc_alloc_buffer {
struct list_head list;
unsigned long real; /* phys. or virt. addr for MFC */
unsigned int size; /* allocation size */
unsigned char *addr; /* kernel virtual address space */
unsigned int type; /* buffer type */
int owner; /* instance context id */
#if defined(CONFIG_DMA_CMA) && defined(CONFIG_USE_MFC_CMA)
struct device *dev;
dma_addr_t dma_addr;
#endif
#if defined(CONFIG_VIDEO_MFC_VCM_UMP)
struct vcm_mmu_res *vcm_s;
struct vcm_res *vcm_k;
unsigned long vcm_addr;
size_t vcm_size;
void *ump_handle;
#elif defined(CONFIG_S5P_VMEM)
unsigned int vmem_cookie;
unsigned long vmem_addr;
size_t vmem_size;
#else
unsigned int ofs; /*
* offset phys. or virt. contiguous memory
* phys.[bootmem, memblock] virt.[vmalloc]
* when user use mmap,
* user can access whole of memory by offset.
*/
#ifdef CONFIG_SLP_DMABUF
int dmabuf_fd;
#endif
#endif
};
struct mfc_free_buffer {
struct list_head list;
unsigned long real; /* phys. or virt. addr for MFC */
unsigned int size;
};
void mfc_print_buf(void);
int mfc_init_buf(void);
void mfc_final_buf(void);
void mfc_set_buf_alloc_scheme(enum MFC_BUF_ALLOC_SCHEME scheme);
void mfc_merge_buf(void);
struct mfc_alloc_buffer *_mfc_alloc_buf(
struct mfc_inst_ctx *ctx, unsigned int size, int align, int flag);
int mfc_alloc_buf(
struct mfc_inst_ctx *ctx, struct mfc_buf_alloc_arg* args, int flag);
int _mfc_free_buf(unsigned long real);
int mfc_free_buf(struct mfc_inst_ctx *ctx, unsigned int key);
void mfc_free_buf_type(int owner, int type);
void mfc_free_buf_inst(int owner);
unsigned long mfc_get_buf_real(int owner, unsigned int key);
/*
unsigned char *mfc_get_buf_addr(int owner, unsigned char *user);
unsigned char *_mfc_get_buf_addr(int owner, unsigned char *user);
*/
#ifdef CONFIG_SLP_DMABUF
int mfc_get_buf_dmabuf(unsigned long real);
#endif
#ifdef CONFIG_VIDEO_MFC_VCM_UMP
unsigned int mfc_vcm_bind_from_others(struct mfc_inst_ctx *ctx,
struct mfc_buf_alloc_arg *args, int flag);
void *mfc_get_buf_ump_handle(unsigned long real);
#endif
#endif /* __MFC_BUF_H_ */
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