LXR linux/drivers/media/video/s5p-mfc/s5p_mfc

   1/*
   2 * linux/drivers/media/video/s5p-mfc/s5p_mfc_shm.h
   3 *
   4 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   5 *              http://www.samsung.com/
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation; either version 2 of the License, or
  10 * (at your option) any later version.
  11 */
  12
  13#ifndef S5P_MFC_SHM_H_
  14#define S5P_MFC_SHM_H_
  15
  16enum MFC_SHM_OFS
  17{
  18        EXTENEDED_DECODE_STATUS = 0x00, /* D */
  19        SET_FRAME_TAG           = 0x04, /* D */
  20        GET_FRAME_TAG_TOP       = 0x08, /* D */
  21        GET_FRAME_TAG_BOT       = 0x0C, /* D */
  22        PIC_TIME_TOP            = 0x10, /* D */
  23        PIC_TIME_BOT            = 0x14, /* D */
  24        START_BYTE_NUM          = 0x18, /* D */
  25
  26        CROP_INFO_H             = 0x20, /* D */
  27        CROP_INFO_V             = 0x24, /* D */
  28        EXT_ENC_CONTROL         = 0x28, /* E */
  29        ENC_PARAM_CHANGE        = 0x2C, /* E */
  30        RC_VOP_TIMING           = 0x30, /* E, MPEG4 */
  31        HEC_PERIOD              = 0x34, /* E, MPEG4 */
  32        METADATA_ENABLE         = 0x38, /* C */
  33        METADATA_STATUS         = 0x3C, /* C */
  34        METADATA_DISPLAY_INDEX  = 0x40, /* C */
  35        EXT_METADATA_START_ADDR = 0x44, /* C */
  36        PUT_EXTRADATA           = 0x48, /* C */
  37        EXTRADATA_ADDR          = 0x4C, /* C */
  38
  39        ALLOC_LUMA_DPB_SIZE     = 0x64, /* D */
  40        ALLOC_CHROMA_DPB_SIZE   = 0x68, /* D */
  41        ALLOC_MV_SIZE           = 0x6C, /* D */
  42        P_B_FRAME_QP            = 0x70, /* E */
  43        SAMPLE_ASPECT_RATIO_IDC = 0x74, /* E, H.264, depend on
  44                                ASPECT_RATIO_VUI_ENABLE in EXT_ENC_CONTROL */
  45        EXTENDED_SAR            = 0x78, /* E, H.264, depned on
  46                                ASPECT_RATIO_VUI_ENABLE in EXT_ENC_CONTROL */
  47        DISP_PIC_PROFILE        = 0x7C, /* D */
  48        FLUSH_CMD_TYPE          = 0x80, /* C */
  49        FLUSH_CMD_INBUF1        = 0x84, /* C */
  50        FLUSH_CMD_INBUF2        = 0x88, /* C */
  51        FLUSH_CMD_OUTBUF        = 0x8C, /* E */
  52        NEW_RC_BIT_RATE         = 0x90, /* E, format as RC_BIT_RATE(0xC5A8)
  53                        depend on RC_BIT_RATE_CHANGE in ENC_PARAM_CHANGE */
  54        NEW_RC_FRAME_RATE       = 0x94, /* E, format as RC_FRAME_RATE(0xD0D0)
  55                        depend on RC_FRAME_RATE_CHANGE in ENC_PARAM_CHANGE */
  56        NEW_I_PERIOD            = 0x98, /* E, format as I_FRM_CTRL(0xC504)
  57                        depend on I_PERIOD_CHANGE in ENC_PARAM_CHANGE */
  58        H264_I_PERIOD           = 0x9C, /* E, H.264, open GOP */
  59        RC_CONTROL_CONFIG       = 0xA0, /* E */
  60        BATCH_INPUT_ADDR        = 0xA4, /* E */
  61        BATCH_OUTPUT_ADDR       = 0xA8, /* E */
  62        BATCH_OUTPUT_SIZE       = 0xAC, /* E */
  63        MIN_LUMA_DPB_SIZE       = 0xB0, /* D */
  64        DEVICE_FORMAT_ID        = 0xB4, /* C */
  65        H264_POC_TYPE           = 0xB8, /* D */
  66        MIN_CHROMA_DPB_SIZE     = 0xBC, /* D */
  67        DISP_PIC_FRAME_TYPE     = 0xC0, /* D */
  68        FREE_LUMA_DPB           = 0xC4, /* D, VC1 MPEG4 */
  69        ASPECT_RATIO_INFO       = 0xC8, /* D, MPEG4 */
  70        EXTENDED_PAR            = 0xCC, /* D, MPEG4 */
  71        DBG_HISTORY_INPUT0      = 0xD0, /* C */
  72        DBG_HISTORY_INPUT1      = 0xD4, /* C */
  73        DBG_HISTORY_OUTPUT      = 0xD8, /* C */
  74        HIERARCHICAL_P_QP       = 0xE0, /* E, H.264 */
  75};
  76
  77int s5p_mfc_init_shm(struct s5p_mfc_ctx *ctx);
  78
  79#define s5p_mfc_write_shm(ctx, x, ofs)          \
  80        do {                                    \
  81                writel(x, (ctx->shm + ofs));    \
  82                wmb();                          \
  83        } while (0)
  84
  85static inline u32 s5p_mfc_read_shm(struct s5p_mfc_ctx *ctx, unsigned int ofs)
  86{
  87        rmb();
  88        return readl(ctx->shm + ofs);
  89}
  90
  91#endif /* S5P_MFC_SHM_H_ */
  92