drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
   4  *
   5  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   6  *              http://www.samsung.com/
   7  */
   8
   9 #include "s5p_mfc_common.h"
  10
  11 #include "s5p_mfc_cmd.h"
  12 #include "s5p_mfc_debug.h"
  13 #include "s5p_mfc_intr.h"
  14 #include "s5p_mfc_opr.h"
  15 #include "s5p_mfc_cmd_v6.h"
  16
  17 static int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd,
  18                                 struct s5p_mfc_cmd_args *args)
  19 {
  20         mfc_debug(2, "Issue the command: %d\n", cmd);
  21
  22         /* Reset RISC2HOST command */
  23         mfc_write(dev, 0x0, S5P_FIMV_RISC2HOST_CMD_V6);
  24
  25         /* Issue the command */
  26         mfc_write(dev, cmd, S5P_FIMV_HOST2RISC_CMD_V6);
  27         mfc_write(dev, 0x1, S5P_FIMV_HOST2RISC_INT_V6);
  28
  29         return 0;
  30 }
  31
  32 static int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev)
  33 {
  34         struct s5p_mfc_cmd_args h2r_args;
  35         struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv;
  36         int ret;
  37
  38         ret = s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev);
  39         if (ret)
  40                 return ret;
  41
  42         mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
  43         mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
  44         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6,
  45                                         &h2r_args);
  46 }
  47
  48 static int s5p_mfc_sleep_cmd_v6(struct s5p_mfc_dev *dev)
  49 {
  50         struct s5p_mfc_cmd_args h2r_args;
  51
  52         memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
  53         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SLEEP_V6,
  54                         &h2r_args);
  55 }
  56
  57 static int s5p_mfc_wakeup_cmd_v6(struct s5p_mfc_dev *dev)
  58 {
  59         struct s5p_mfc_cmd_args h2r_args;
  60
  61         memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
  62         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_WAKEUP_V6,
  63                                         &h2r_args);
  64 }
  65
  66 /* Open a new instance and get its number */
  67 static int s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
  68 {
  69         struct s5p_mfc_dev *dev = ctx->dev;
  70         struct s5p_mfc_cmd_args h2r_args;
  71         int codec_type;
  72
  73         mfc_debug(2, "Requested codec mode: %d\n", ctx->codec_mode);
  74         dev->curr_ctx = ctx->num;
  75         switch (ctx->codec_mode) {
  76         case S5P_MFC_CODEC_H264_DEC:
  77                 codec_type = S5P_FIMV_CODEC_H264_DEC_V6;
  78                 break;
  79         case S5P_MFC_CODEC_H264_MVC_DEC:
  80                 codec_type = S5P_FIMV_CODEC_H264_MVC_DEC_V6;
  81                 break;
  82         case S5P_MFC_CODEC_VC1_DEC:
  83                 codec_type = S5P_FIMV_CODEC_VC1_DEC_V6;
  84                 break;
  85         case S5P_MFC_CODEC_MPEG4_DEC:
  86                 codec_type = S5P_FIMV_CODEC_MPEG4_DEC_V6;
  87                 break;
  88         case S5P_MFC_CODEC_MPEG2_DEC:
  89                 codec_type = S5P_FIMV_CODEC_MPEG2_DEC_V6;
  90                 break;
  91         case S5P_MFC_CODEC_H263_DEC:
  92                 codec_type = S5P_FIMV_CODEC_H263_DEC_V6;
  93                 break;
  94         case S5P_MFC_CODEC_VC1RCV_DEC:
  95                 codec_type = S5P_FIMV_CODEC_VC1RCV_DEC_V6;
  96                 break;
  97         case S5P_MFC_CODEC_VP8_DEC:
  98                 codec_type = S5P_FIMV_CODEC_VP8_DEC_V6;
  99                 break;
 100         case S5P_MFC_CODEC_HEVC_DEC:
 101                 codec_type = S5P_FIMV_CODEC_HEVC_DEC;
 102                 break;
 103         case S5P_MFC_CODEC_VP9_DEC:
 104                 codec_type = S5P_FIMV_CODEC_VP9_DEC;
 105                 break;
 106         case S5P_MFC_CODEC_H264_ENC:
 107                 codec_type = S5P_FIMV_CODEC_H264_ENC_V6;
 108                 break;
 109         case S5P_MFC_CODEC_H264_MVC_ENC:
 110                 codec_type = S5P_FIMV_CODEC_H264_MVC_ENC_V6;
 111                 break;
 112         case S5P_MFC_CODEC_MPEG4_ENC:
 113                 codec_type = S5P_FIMV_CODEC_MPEG4_ENC_V6;
 114                 break;
 115         case S5P_MFC_CODEC_H263_ENC:
 116                 codec_type = S5P_FIMV_CODEC_H263_ENC_V6;
 117                 break;
 118         case S5P_MFC_CODEC_VP8_ENC:
 119                 codec_type = S5P_FIMV_CODEC_VP8_ENC_V7;
 120                 break;
 121         case S5P_MFC_CODEC_HEVC_ENC:
 122                 codec_type = S5P_FIMV_CODEC_HEVC_ENC;
 123                 break;
 124         default:
 125                 codec_type = S5P_FIMV_CODEC_NONE_V6;
 126         }
 127         mfc_write(dev, codec_type, S5P_FIMV_CODEC_TYPE_V6);
 128         mfc_write(dev, ctx->ctx.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
 129         mfc_write(dev, ctx->ctx.size, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
 130         mfc_write(dev, 0, S5P_FIMV_D_CRC_CTRL_V6); /* no crc */
 131
 132         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE_V6,
 133                                         &h2r_args);
 134 }
 135
 136 /* Close instance */
 137 static int s5p_mfc_close_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
 138 {
 139         struct s5p_mfc_dev *dev = ctx->dev;
 140         struct s5p_mfc_cmd_args h2r_args;
 141         int ret = 0;
 142
 143         dev->curr_ctx = ctx->num;
 144         if (ctx->state != MFCINST_FREE) {
 145                 mfc_write(dev, ctx->inst_no, S5P_FIMV_INSTANCE_ID_V6);
 146                 ret = s5p_mfc_cmd_host2risc_v6(dev,
 147                                         S5P_FIMV_H2R_CMD_CLOSE_INSTANCE_V6,
 148                                         &h2r_args);
 149         } else {
 150                 ret = -EINVAL;
 151         }
 152
 153         return ret;
 154 }
 155
 156 /* Initialize cmd function pointers for MFC v6 */
 157 static struct s5p_mfc_hw_cmds s5p_mfc_cmds_v6 = {
 158         .cmd_host2risc = s5p_mfc_cmd_host2risc_v6,
 159         .sys_init_cmd = s5p_mfc_sys_init_cmd_v6,
 160         .sleep_cmd = s5p_mfc_sleep_cmd_v6,
 161         .wakeup_cmd = s5p_mfc_wakeup_cmd_v6,
 162         .open_inst_cmd = s5p_mfc_open_inst_cmd_v6,
 163         .close_inst_cmd = s5p_mfc_close_inst_cmd_v6,
 164 };
 165
 166 struct s5p_mfc_hw_cmds *s5p_mfc_init_hw_cmds_v6(void)
 167 {
 168         return &s5p_mfc_cmds_v6;
 169 }