root/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. s5p_mfc_alloc_dec_temp_buffers_v5
  2. s5p_mfc_release_dec_desc_buffer_v5
  3. s5p_mfc_alloc_codec_buffers_v5
  4. s5p_mfc_release_codec_buffers_v5
  5. s5p_mfc_alloc_instance_buffer_v5
  6. s5p_mfc_release_instance_buffer_v5
  7. s5p_mfc_alloc_dev_context_buffer_v5
  8. s5p_mfc_release_dev_context_buffer_v5
  9. s5p_mfc_write_info_v5
  10. s5p_mfc_read_info_v5
  11. s5p_mfc_dec_calc_dpb_size_v5
  12. s5p_mfc_enc_calc_src_size_v5
  13. s5p_mfc_set_dec_desc_buffer
  14. s5p_mfc_set_shared_buffer
  15. s5p_mfc_set_dec_stream_buffer_v5
  16. s5p_mfc_set_dec_frame_buffer_v5
  17. s5p_mfc_set_enc_stream_buffer_v5
  18. s5p_mfc_set_enc_frame_buffer_v5
  19. s5p_mfc_get_enc_frame_buffer_v5
  20. s5p_mfc_set_enc_ref_buffer_v5
  21. s5p_mfc_set_enc_params
  22. s5p_mfc_set_enc_params_h264
  23. s5p_mfc_set_enc_params_mpeg4
  24. s5p_mfc_set_enc_params_h263
  25. s5p_mfc_init_decode_v5
  26. s5p_mfc_set_flush
  27. s5p_mfc_decode_one_frame_v5
  28. s5p_mfc_init_encode_v5
  29. s5p_mfc_encode_one_frame_v5
  30. s5p_mfc_run_res_change
  31. s5p_mfc_run_dec_frame
  32. s5p_mfc_run_enc_frame
  33. s5p_mfc_run_init_dec
  34. s5p_mfc_run_init_enc
  35. s5p_mfc_run_init_dec_buffers
  36. s5p_mfc_try_run_v5
  37. s5p_mfc_clear_int_flags_v5
  38. s5p_mfc_get_dspl_y_adr_v5
  39. s5p_mfc_get_dec_y_adr_v5
  40. s5p_mfc_get_dspl_status_v5
  41. s5p_mfc_get_dec_status_v5
  42. s5p_mfc_get_dec_frame_type_v5
  43. s5p_mfc_get_disp_frame_type_v5
  44. s5p_mfc_get_consumed_stream_v5
  45. s5p_mfc_get_int_reason_v5
  46. s5p_mfc_get_int_err_v5
  47. s5p_mfc_err_dec_v5
  48. s5p_mfc_get_img_width_v5
  49. s5p_mfc_get_img_height_v5
  50. s5p_mfc_get_dpb_count_v5
  51. s5p_mfc_get_mv_count_v5
  52. s5p_mfc_get_inst_no_v5
  53. s5p_mfc_get_enc_strm_size_v5
  54. s5p_mfc_get_enc_slice_type_v5
  55. s5p_mfc_get_enc_dpb_count_v5
  56. s5p_mfc_get_pic_type_top_v5
  57. s5p_mfc_get_pic_type_bot_v5
  58. s5p_mfc_get_crop_info_h_v5
  59. s5p_mfc_get_crop_info_v_v5
  60. s5p_mfc_init_hw_ops_v5

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * drivers/media/platform/samsung/mfc5/s5p_mfc_opr_v5.c
   4  *
   5  * Samsung MFC (Multi Function Codec - FIMV) driver
   6  * This file contains hw related functions.
   7  *
   8  * Kamil Debski, Copyright (c) 2011 Samsung Electronics
   9  * http://www.samsung.com/
  10  */
  11 
  12 #include "s5p_mfc_common.h"
  13 #include "s5p_mfc_cmd.h"
  14 #include "s5p_mfc_ctrl.h"
  15 #include "s5p_mfc_debug.h"
  16 #include "s5p_mfc_intr.h"
  17 #include "s5p_mfc_pm.h"
  18 #include "s5p_mfc_opr.h"
  19 #include "s5p_mfc_opr_v5.h"
  20 #include <asm/cacheflush.h>
  21 #include <linux/delay.h>
  22 #include <linux/dma-mapping.h>
  23 #include <linux/err.h>
  24 #include <linux/firmware.h>
  25 #include <linux/io.h>
  26 #include <linux/jiffies.h>
  27 #include <linux/mm.h>
  28 #include <linux/sched.h>
  29 
  30 #define OFFSETA(x)              (((x) - dev->dma_base[BANK_L_CTX]) >> MFC_OFFSET_SHIFT)
  31 #define OFFSETB(x)              (((x) - dev->dma_base[BANK_R_CTX]) >> MFC_OFFSET_SHIFT)
  32 
  33 /* Allocate temporary buffers for decoding */
  34 static int s5p_mfc_alloc_dec_temp_buffers_v5(struct s5p_mfc_ctx *ctx)
  35 {
  36         struct s5p_mfc_dev *dev = ctx->dev;
  37         struct s5p_mfc_buf_size_v5 *buf_size = dev->variant->buf_size->priv;
  38         int ret;
  39 
  40         ctx->dsc.size = buf_size->dsc;
  41         ret =  s5p_mfc_alloc_priv_buf(dev, BANK_L_CTX, &ctx->dsc);
  42         if (ret) {
  43                 mfc_err("Failed to allocate temporary buffer\n");
  44                 return ret;
  45         }
  46 
  47         BUG_ON(ctx->dsc.dma & ((1 << MFC_BANK1_ALIGN_ORDER) - 1));
  48         memset(ctx->dsc.virt, 0, ctx->dsc.size);
  49         wmb();
  50         return 0;
  51 }
  52 
  53 
  54 /* Release temporary buffers for decoding */
  55 static void s5p_mfc_release_dec_desc_buffer_v5(struct s5p_mfc_ctx *ctx)
  56 {
  57         s5p_mfc_release_priv_buf(ctx->dev, &ctx->dsc);
  58 }
  59 
  60 /* Allocate codec buffers */
  61 static int s5p_mfc_alloc_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
  62 {
  63         struct s5p_mfc_dev *dev = ctx->dev;
  64         unsigned int enc_ref_y_size = 0;
  65         unsigned int enc_ref_c_size = 0;
  66         unsigned int guard_width, guard_height;
  67         int ret;
  68 
  69         if (ctx->type == MFCINST_DECODER) {
  70                 mfc_debug(2, "Luma size:%d Chroma size:%d MV size:%d\n",
  71                           ctx->luma_size, ctx->chroma_size, ctx->mv_size);
  72                 mfc_debug(2, "Totals bufs: %d\n", ctx->total_dpb_count);
  73         } else if (ctx->type == MFCINST_ENCODER) {
  74                 enc_ref_y_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN)
  75                         * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN);
  76                 enc_ref_y_size = ALIGN(enc_ref_y_size, S5P_FIMV_NV12MT_SALIGN);
  77 
  78                 if (ctx->codec_mode == S5P_MFC_CODEC_H264_ENC) {
  79                         enc_ref_c_size = ALIGN(ctx->img_width,
  80                                                 S5P_FIMV_NV12MT_HALIGN)
  81                                                 * ALIGN(ctx->img_height >> 1,
  82                                                 S5P_FIMV_NV12MT_VALIGN);
  83                         enc_ref_c_size = ALIGN(enc_ref_c_size,
  84                                                         S5P_FIMV_NV12MT_SALIGN);
  85                 } else {
  86                         guard_width = ALIGN(ctx->img_width + 16,
  87                                                         S5P_FIMV_NV12MT_HALIGN);
  88                         guard_height = ALIGN((ctx->img_height >> 1) + 4,
  89                                                         S5P_FIMV_NV12MT_VALIGN);
  90                         enc_ref_c_size = ALIGN(guard_width * guard_height,
  91                                                S5P_FIMV_NV12MT_SALIGN);
  92                 }
  93                 mfc_debug(2, "recon luma size: %d chroma size: %d\n",
  94                           enc_ref_y_size, enc_ref_c_size);
  95         } else {
  96                 return -EINVAL;
  97         }
  98         /* Codecs have different memory requirements */
  99         switch (ctx->codec_mode) {
 100         case S5P_MFC_CODEC_H264_DEC:
 101                 ctx->bank1.size =
 102                     ALIGN(S5P_FIMV_DEC_NB_IP_SIZE +
 103                                         S5P_FIMV_DEC_VERT_NB_MV_SIZE,
 104                                         S5P_FIMV_DEC_BUF_ALIGN);
 105                 ctx->bank2.size = ctx->total_dpb_count * ctx->mv_size;
 106                 break;
 107         case S5P_MFC_CODEC_MPEG4_DEC:
 108                 ctx->bank1.size =
 109                     ALIGN(S5P_FIMV_DEC_NB_DCAC_SIZE +
 110                                      S5P_FIMV_DEC_UPNB_MV_SIZE +
 111                                      S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE +
 112                                      S5P_FIMV_DEC_STX_PARSER_SIZE +
 113                                      S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE,
 114                                      S5P_FIMV_DEC_BUF_ALIGN);
 115                 ctx->bank2.size = 0;
 116                 break;
 117         case S5P_MFC_CODEC_VC1RCV_DEC:
 118         case S5P_MFC_CODEC_VC1_DEC:
 119                 ctx->bank1.size =
 120                     ALIGN(S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE +
 121                              S5P_FIMV_DEC_UPNB_MV_SIZE +
 122                              S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE +
 123                              S5P_FIMV_DEC_NB_DCAC_SIZE +
 124                              3 * S5P_FIMV_DEC_VC1_BITPLANE_SIZE,
 125                              S5P_FIMV_DEC_BUF_ALIGN);
 126                 ctx->bank2.size = 0;
 127                 break;
 128         case S5P_MFC_CODEC_MPEG2_DEC:
 129                 ctx->bank1.size = 0;
 130                 ctx->bank2.size = 0;
 131                 break;
 132         case S5P_MFC_CODEC_H263_DEC:
 133                 ctx->bank1.size =
 134                     ALIGN(S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE +
 135                              S5P_FIMV_DEC_UPNB_MV_SIZE +
 136                              S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE +
 137                              S5P_FIMV_DEC_NB_DCAC_SIZE,
 138                              S5P_FIMV_DEC_BUF_ALIGN);
 139                 ctx->bank2.size = 0;
 140                 break;
 141         case S5P_MFC_CODEC_H264_ENC:
 142                 ctx->bank1.size = (enc_ref_y_size * 2) +
 143                                    S5P_FIMV_ENC_UPMV_SIZE +
 144                                    S5P_FIMV_ENC_COLFLG_SIZE +
 145                                    S5P_FIMV_ENC_INTRAMD_SIZE +
 146                                    S5P_FIMV_ENC_NBORINFO_SIZE;
 147                 ctx->bank2.size = (enc_ref_y_size * 2) +
 148                                    (enc_ref_c_size * 4) +
 149                                    S5P_FIMV_ENC_INTRAPRED_SIZE;
 150                 break;
 151         case S5P_MFC_CODEC_MPEG4_ENC:
 152                 ctx->bank1.size = (enc_ref_y_size * 2) +
 153                                    S5P_FIMV_ENC_UPMV_SIZE +
 154                                    S5P_FIMV_ENC_COLFLG_SIZE +
 155                                    S5P_FIMV_ENC_ACDCCOEF_SIZE;
 156                 ctx->bank2.size = (enc_ref_y_size * 2) +
 157                                    (enc_ref_c_size * 4);
 158                 break;
 159         case S5P_MFC_CODEC_H263_ENC:
 160                 ctx->bank1.size = (enc_ref_y_size * 2) +
 161                                    S5P_FIMV_ENC_UPMV_SIZE +
 162                                    S5P_FIMV_ENC_ACDCCOEF_SIZE;
 163                 ctx->bank2.size = (enc_ref_y_size * 2) +
 164                                    (enc_ref_c_size * 4);
 165                 break;
 166         default:
 167                 break;
 168         }
 169         /* Allocate only if memory from bank 1 is necessary */
 170         if (ctx->bank1.size > 0) {
 171 
 172                 ret = s5p_mfc_alloc_priv_buf(dev, BANK_L_CTX, &ctx->bank1);
 173                 if (ret) {
 174                         mfc_err("Failed to allocate Bank1 temporary buffer\n");
 175                         return ret;
 176                 }
 177                 BUG_ON(ctx->bank1.dma & ((1 << MFC_BANK1_ALIGN_ORDER) - 1));
 178         }
 179         /* Allocate only if memory from bank 2 is necessary */
 180         if (ctx->bank2.size > 0) {
 181                 ret = s5p_mfc_alloc_priv_buf(dev, BANK_R_CTX, &ctx->bank2);
 182                 if (ret) {
 183                         mfc_err("Failed to allocate Bank2 temporary buffer\n");
 184                         s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank1);
 185                         return ret;
 186                 }
 187                 BUG_ON(ctx->bank2.dma & ((1 << MFC_BANK2_ALIGN_ORDER) - 1));
 188         }
 189         return 0;
 190 }
 191 
 192 /* Release buffers allocated for codec */
 193 static void s5p_mfc_release_codec_buffers_v5(struct s5p_mfc_ctx *ctx)
 194 {
 195         s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank1);
 196         s5p_mfc_release_priv_buf(ctx->dev, &ctx->bank2);
 197 }
 198 
 199 /* Allocate memory for instance data buffer */
 200 static int s5p_mfc_alloc_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
 201 {
 202         struct s5p_mfc_dev *dev = ctx->dev;
 203         struct s5p_mfc_buf_size_v5 *buf_size = dev->variant->buf_size->priv;
 204         int ret;
 205 
 206         if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC ||
 207                 ctx->codec_mode == S5P_MFC_CODEC_H264_ENC)
 208                 ctx->ctx.size = buf_size->h264_ctx;
 209         else
 210                 ctx->ctx.size = buf_size->non_h264_ctx;
 211 
 212         ret = s5p_mfc_alloc_priv_buf(dev, BANK_L_CTX, &ctx->ctx);
 213         if (ret) {
 214                 mfc_err("Failed to allocate instance buffer\n");
 215                 return ret;
 216         }
 217         ctx->ctx.ofs = OFFSETA(ctx->ctx.dma);
 218 
 219         /* Zero content of the allocated memory */
 220         memset(ctx->ctx.virt, 0, ctx->ctx.size);
 221         wmb();
 222 
 223         /* Initialize shared memory */
 224         ctx->shm.size = buf_size->shm;
 225         ret = s5p_mfc_alloc_priv_buf(dev, BANK_L_CTX, &ctx->shm);
 226         if (ret) {
 227                 mfc_err("Failed to allocate shared memory buffer\n");
 228                 s5p_mfc_release_priv_buf(dev, &ctx->ctx);
 229                 return ret;
 230         }
 231 
 232         /* shared memory offset only keeps the offset from base (port a) */
 233         ctx->shm.ofs = ctx->shm.dma - dev->dma_base[BANK_L_CTX];
 234         BUG_ON(ctx->shm.ofs & ((1 << MFC_BANK1_ALIGN_ORDER) - 1));
 235 
 236         memset(ctx->shm.virt, 0, buf_size->shm);
 237         wmb();
 238         return 0;
 239 }
 240 
 241 /* Release instance buffer */
 242 static void s5p_mfc_release_instance_buffer_v5(struct s5p_mfc_ctx *ctx)
 243 {
 244         s5p_mfc_release_priv_buf(ctx->dev, &ctx->ctx);
 245         s5p_mfc_release_priv_buf(ctx->dev, &ctx->shm);
 246 }
 247 
 248 static int s5p_mfc_alloc_dev_context_buffer_v5(struct s5p_mfc_dev *dev)
 249 {
 250         /* NOP */
 251 
 252         return 0;
 253 }
 254 
 255 static void s5p_mfc_release_dev_context_buffer_v5(struct s5p_mfc_dev *dev)
 256 {
 257         /* NOP */
 258 }
 259 
 260 static void s5p_mfc_write_info_v5(struct s5p_mfc_ctx *ctx, unsigned int data,
 261                         unsigned int ofs)
 262 {
 263         *(u32 *)(ctx->shm.virt + ofs) = data;
 264         wmb();
 265 }
 266 
 267 static unsigned int s5p_mfc_read_info_v5(struct s5p_mfc_ctx *ctx,
 268                                 unsigned long ofs)
 269 {
 270         rmb();
 271         return *(u32 *)(ctx->shm.virt + ofs);
 272 }
 273 
 274 static void s5p_mfc_dec_calc_dpb_size_v5(struct s5p_mfc_ctx *ctx)
 275 {
 276         unsigned int guard_width, guard_height;
 277 
 278         ctx->buf_width = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN);
 279         ctx->buf_height = ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN);
 280         mfc_debug(2,
 281                 "SEQ Done: Movie dimensions %dx%d, buffer dimensions: %dx%d\n",
 282                 ctx->img_width, ctx->img_height, ctx->buf_width,
 283                 ctx->buf_height);
 284 
 285         if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC) {
 286                 ctx->luma_size = ALIGN(ctx->buf_width * ctx->buf_height,
 287                                 S5P_FIMV_DEC_BUF_ALIGN);
 288                 ctx->chroma_size = ALIGN(ctx->buf_width *
 289                                 ALIGN((ctx->img_height >> 1),
 290                                         S5P_FIMV_NV12MT_VALIGN),
 291                                 S5P_FIMV_DEC_BUF_ALIGN);
 292                 ctx->mv_size = ALIGN(ctx->buf_width *
 293                                 ALIGN((ctx->buf_height >> 2),
 294                                         S5P_FIMV_NV12MT_VALIGN),
 295                                 S5P_FIMV_DEC_BUF_ALIGN);
 296         } else {
 297                 guard_width =
 298                         ALIGN(ctx->img_width + 24, S5P_FIMV_NV12MT_HALIGN);
 299                 guard_height =
 300                         ALIGN(ctx->img_height + 16, S5P_FIMV_NV12MT_VALIGN);
 301                 ctx->luma_size = ALIGN(guard_width * guard_height,
 302                                 S5P_FIMV_DEC_BUF_ALIGN);
 303 
 304                 guard_width =
 305                         ALIGN(ctx->img_width + 16, S5P_FIMV_NV12MT_HALIGN);
 306                 guard_height =
 307                         ALIGN((ctx->img_height >> 1) + 4,
 308                                         S5P_FIMV_NV12MT_VALIGN);
 309                 ctx->chroma_size = ALIGN(guard_width * guard_height,
 310                                 S5P_FIMV_DEC_BUF_ALIGN);
 311 
 312                 ctx->mv_size = 0;
 313         }
 314 }
 315 
 316 static void s5p_mfc_enc_calc_src_size_v5(struct s5p_mfc_ctx *ctx)
 317 {
 318         if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M) {
 319                 ctx->buf_width = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN);
 320 
 321                 ctx->luma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN)
 322                         * ALIGN(ctx->img_height, S5P_FIMV_NV12M_LVALIGN);
 323                 ctx->chroma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12M_HALIGN)
 324                         * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12M_CVALIGN);
 325 
 326                 ctx->luma_size = ALIGN(ctx->luma_size, S5P_FIMV_NV12M_SALIGN);
 327                 ctx->chroma_size =
 328                         ALIGN(ctx->chroma_size, S5P_FIMV_NV12M_SALIGN);
 329         } else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT) {
 330                 ctx->buf_width = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN);
 331 
 332                 ctx->luma_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN)
 333                         * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN);
 334                 ctx->chroma_size =
 335                         ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN)
 336                         * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12MT_VALIGN);
 337 
 338                 ctx->luma_size = ALIGN(ctx->luma_size, S5P_FIMV_NV12MT_SALIGN);
 339                 ctx->chroma_size =
 340                         ALIGN(ctx->chroma_size, S5P_FIMV_NV12MT_SALIGN);
 341         }
 342 }
 343 
 344 /* Set registers for decoding temporary buffers */
 345 static void s5p_mfc_set_dec_desc_buffer(struct s5p_mfc_ctx *ctx)
 346 {
 347         struct s5p_mfc_dev *dev = ctx->dev;
 348         struct s5p_mfc_buf_size_v5 *buf_size = dev->variant->buf_size->priv;
 349 
 350         mfc_write(dev, OFFSETA(ctx->dsc.dma), S5P_FIMV_SI_CH0_DESC_ADR);
 351         mfc_write(dev, buf_size->dsc, S5P_FIMV_SI_CH0_DESC_SIZE);
 352 }
 353 
 354 /* Set registers for shared buffer */
 355 static void s5p_mfc_set_shared_buffer(struct s5p_mfc_ctx *ctx)
 356 {
 357         struct s5p_mfc_dev *dev = ctx->dev;
 358         mfc_write(dev, ctx->shm.ofs, S5P_FIMV_SI_CH0_HOST_WR_ADR);
 359 }
 360 
 361 /* Set registers for decoding stream buffer */
 362 static int s5p_mfc_set_dec_stream_buffer_v5(struct s5p_mfc_ctx *ctx,
 363                 int buf_addr, unsigned int start_num_byte,
 364                 unsigned int buf_size)
 365 {
 366         struct s5p_mfc_dev *dev = ctx->dev;
 367 
 368         mfc_write(dev, OFFSETA(buf_addr), S5P_FIMV_SI_CH0_SB_ST_ADR);
 369         mfc_write(dev, ctx->dec_src_buf_size, S5P_FIMV_SI_CH0_CPB_SIZE);
 370         mfc_write(dev, buf_size, S5P_FIMV_SI_CH0_SB_FRM_SIZE);
 371         s5p_mfc_write_info_v5(ctx, start_num_byte, START_BYTE_NUM);
 372         return 0;
 373 }
 374 
 375 /* Set decoding frame buffer */
 376 static int s5p_mfc_set_dec_frame_buffer_v5(struct s5p_mfc_ctx *ctx)
 377 {
 378         unsigned int frame_size_lu, i;
 379         unsigned int frame_size_ch, frame_size_mv;
 380         struct s5p_mfc_dev *dev = ctx->dev;
 381         unsigned int dpb;
 382         size_t buf_addr1, buf_addr2;
 383         int buf_size1, buf_size2;
 384 
 385         buf_addr1 = ctx->bank1.dma;
 386         buf_size1 = ctx->bank1.size;
 387         buf_addr2 = ctx->bank2.dma;
 388         buf_size2 = ctx->bank2.size;
 389         dpb = mfc_read(dev, S5P_FIMV_SI_CH0_DPB_CONF_CTRL) &
 390                                                 ~S5P_FIMV_DPB_COUNT_MASK;
 391         mfc_write(dev, ctx->total_dpb_count | dpb,
 392                                                 S5P_FIMV_SI_CH0_DPB_CONF_CTRL);
 393         s5p_mfc_set_shared_buffer(ctx);
 394         switch (ctx->codec_mode) {
 395         case S5P_MFC_CODEC_H264_DEC:
 396                 mfc_write(dev, OFFSETA(buf_addr1),
 397                                                 S5P_FIMV_H264_VERT_NB_MV_ADR);
 398                 buf_addr1 += S5P_FIMV_DEC_VERT_NB_MV_SIZE;
 399                 buf_size1 -= S5P_FIMV_DEC_VERT_NB_MV_SIZE;
 400                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H264_NB_IP_ADR);
 401                 buf_addr1 += S5P_FIMV_DEC_NB_IP_SIZE;
 402                 buf_size1 -= S5P_FIMV_DEC_NB_IP_SIZE;
 403                 break;
 404         case S5P_MFC_CODEC_MPEG4_DEC:
 405                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_NB_DCAC_ADR);
 406                 buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE;
 407                 buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE;
 408                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_UP_NB_MV_ADR);
 409                 buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE;
 410                 buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE;
 411                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_SA_MV_ADR);
 412                 buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 413                 buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 414                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_SP_ADR);
 415                 buf_addr1 += S5P_FIMV_DEC_STX_PARSER_SIZE;
 416                 buf_size1 -= S5P_FIMV_DEC_STX_PARSER_SIZE;
 417                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_OT_LINE_ADR);
 418                 buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 419                 buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 420                 break;
 421         case S5P_MFC_CODEC_H263_DEC:
 422                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_OT_LINE_ADR);
 423                 buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 424                 buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 425                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_UP_NB_MV_ADR);
 426                 buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE;
 427                 buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE;
 428                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_SA_MV_ADR);
 429                 buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 430                 buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 431                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_NB_DCAC_ADR);
 432                 buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE;
 433                 buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE;
 434                 break;
 435         case S5P_MFC_CODEC_VC1_DEC:
 436         case S5P_MFC_CODEC_VC1RCV_DEC:
 437                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_NB_DCAC_ADR);
 438                 buf_addr1 += S5P_FIMV_DEC_NB_DCAC_SIZE;
 439                 buf_size1 -= S5P_FIMV_DEC_NB_DCAC_SIZE;
 440                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_OT_LINE_ADR);
 441                 buf_addr1 += S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 442                 buf_size1 -= S5P_FIMV_DEC_OVERLAP_TRANSFORM_SIZE;
 443                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_UP_NB_MV_ADR);
 444                 buf_addr1 += S5P_FIMV_DEC_UPNB_MV_SIZE;
 445                 buf_size1 -= S5P_FIMV_DEC_UPNB_MV_SIZE;
 446                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_SA_MV_ADR);
 447                 buf_addr1 += S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 448                 buf_size1 -= S5P_FIMV_DEC_SUB_ANCHOR_MV_SIZE;
 449                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE3_ADR);
 450                 buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 451                 buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 452                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE2_ADR);
 453                 buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 454                 buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 455                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_VC1_BITPLANE1_ADR);
 456                 buf_addr1 += S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 457                 buf_size1 -= S5P_FIMV_DEC_VC1_BITPLANE_SIZE;
 458                 break;
 459         case S5P_MFC_CODEC_MPEG2_DEC:
 460                 break;
 461         default:
 462                 mfc_err("Unknown codec for decoding (%x)\n",
 463                         ctx->codec_mode);
 464                 return -EINVAL;
 465         }
 466         frame_size_lu = ctx->luma_size;
 467         frame_size_ch = ctx->chroma_size;
 468         frame_size_mv = ctx->mv_size;
 469         mfc_debug(2, "Frm size: %d ch: %d mv: %d\n", frame_size_lu, frame_size_ch,
 470                                                                 frame_size_mv);
 471         for (i = 0; i < ctx->total_dpb_count; i++) {
 472                 /* Bank2 */
 473                 mfc_debug(2, "Luma %d: %zx\n", i,
 474                                         ctx->dst_bufs[i].cookie.raw.luma);
 475                 mfc_write(dev, OFFSETB(ctx->dst_bufs[i].cookie.raw.luma),
 476                                                 S5P_FIMV_DEC_LUMA_ADR + i * 4);
 477                 mfc_debug(2, "\tChroma %d: %zx\n", i,
 478                                         ctx->dst_bufs[i].cookie.raw.chroma);
 479                 mfc_write(dev, OFFSETA(ctx->dst_bufs[i].cookie.raw.chroma),
 480                                                S5P_FIMV_DEC_CHROMA_ADR + i * 4);
 481                 if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC) {
 482                         mfc_debug(2, "\tBuf2: %zx, size: %d\n",
 483                                                         buf_addr2, buf_size2);
 484                         mfc_write(dev, OFFSETB(buf_addr2),
 485                                                 S5P_FIMV_H264_MV_ADR + i * 4);
 486                         buf_addr2 += frame_size_mv;
 487                         buf_size2 -= frame_size_mv;
 488                 }
 489         }
 490         mfc_debug(2, "Buf1: %zu, buf_size1: %d\n", buf_addr1, buf_size1);
 491         mfc_debug(2, "Buf 1/2 size after: %d/%d (frames %d)\n",
 492                         buf_size1,  buf_size2, ctx->total_dpb_count);
 493         if (buf_size1 < 0 || buf_size2 < 0) {
 494                 mfc_debug(2, "Not enough memory has been allocated\n");
 495                 return -ENOMEM;
 496         }
 497         s5p_mfc_write_info_v5(ctx, frame_size_lu, ALLOC_LUMA_DPB_SIZE);
 498         s5p_mfc_write_info_v5(ctx, frame_size_ch, ALLOC_CHROMA_DPB_SIZE);
 499         if (ctx->codec_mode == S5P_MFC_CODEC_H264_DEC)
 500                 s5p_mfc_write_info_v5(ctx, frame_size_mv, ALLOC_MV_SIZE);
 501         mfc_write(dev, ((S5P_FIMV_CH_INIT_BUFS & S5P_FIMV_CH_MASK)
 502                                         << S5P_FIMV_CH_SHIFT) | (ctx->inst_no),
 503                                                 S5P_FIMV_SI_CH0_INST_ID);
 504         return 0;
 505 }
 506 
 507 /* Set registers for encoding stream buffer */
 508 static int s5p_mfc_set_enc_stream_buffer_v5(struct s5p_mfc_ctx *ctx,
 509                 unsigned long addr, unsigned int size)
 510 {
 511         struct s5p_mfc_dev *dev = ctx->dev;
 512 
 513         mfc_write(dev, OFFSETA(addr), S5P_FIMV_ENC_SI_CH0_SB_ADR);
 514         mfc_write(dev, size, S5P_FIMV_ENC_SI_CH0_SB_SIZE);
 515         return 0;
 516 }
 517 
 518 static void s5p_mfc_set_enc_frame_buffer_v5(struct s5p_mfc_ctx *ctx,
 519                 unsigned long y_addr, unsigned long c_addr)
 520 {
 521         struct s5p_mfc_dev *dev = ctx->dev;
 522 
 523         mfc_write(dev, OFFSETB(y_addr), S5P_FIMV_ENC_SI_CH0_CUR_Y_ADR);
 524         mfc_write(dev, OFFSETB(c_addr), S5P_FIMV_ENC_SI_CH0_CUR_C_ADR);
 525 }
 526 
 527 static void s5p_mfc_get_enc_frame_buffer_v5(struct s5p_mfc_ctx *ctx,
 528                 unsigned long *y_addr, unsigned long *c_addr)
 529 {
 530         struct s5p_mfc_dev *dev = ctx->dev;
 531 
 532         *y_addr = dev->dma_base[BANK_R_CTX] +
 533                   (mfc_read(dev, S5P_FIMV_ENCODED_Y_ADDR) << MFC_OFFSET_SHIFT);
 534         *c_addr = dev->dma_base[BANK_R_CTX] +
 535                   (mfc_read(dev, S5P_FIMV_ENCODED_C_ADDR) << MFC_OFFSET_SHIFT);
 536 }
 537 
 538 /* Set encoding ref & codec buffer */
 539 static int s5p_mfc_set_enc_ref_buffer_v5(struct s5p_mfc_ctx *ctx)
 540 {
 541         struct s5p_mfc_dev *dev = ctx->dev;
 542         size_t buf_addr1, buf_addr2;
 543         size_t buf_size1, buf_size2;
 544         unsigned int enc_ref_y_size, enc_ref_c_size;
 545         unsigned int guard_width, guard_height;
 546         int i;
 547 
 548         buf_addr1 = ctx->bank1.dma;
 549         buf_size1 = ctx->bank1.size;
 550         buf_addr2 = ctx->bank2.dma;
 551         buf_size2 = ctx->bank2.size;
 552         enc_ref_y_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN)
 553                 * ALIGN(ctx->img_height, S5P_FIMV_NV12MT_VALIGN);
 554         enc_ref_y_size = ALIGN(enc_ref_y_size, S5P_FIMV_NV12MT_SALIGN);
 555         if (ctx->codec_mode == S5P_MFC_CODEC_H264_ENC) {
 556                 enc_ref_c_size = ALIGN(ctx->img_width, S5P_FIMV_NV12MT_HALIGN)
 557                         * ALIGN((ctx->img_height >> 1), S5P_FIMV_NV12MT_VALIGN);
 558                 enc_ref_c_size = ALIGN(enc_ref_c_size, S5P_FIMV_NV12MT_SALIGN);
 559         } else {
 560                 guard_width = ALIGN(ctx->img_width + 16,
 561                                                 S5P_FIMV_NV12MT_HALIGN);
 562                 guard_height = ALIGN((ctx->img_height >> 1) + 4,
 563                                                 S5P_FIMV_NV12MT_VALIGN);
 564                 enc_ref_c_size = ALIGN(guard_width * guard_height,
 565                                        S5P_FIMV_NV12MT_SALIGN);
 566         }
 567         mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n", buf_size1, buf_size2);
 568         switch (ctx->codec_mode) {
 569         case S5P_MFC_CODEC_H264_ENC:
 570                 for (i = 0; i < 2; i++) {
 571                         mfc_write(dev, OFFSETA(buf_addr1),
 572                                 S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i));
 573                         buf_addr1 += enc_ref_y_size;
 574                         buf_size1 -= enc_ref_y_size;
 575 
 576                         mfc_write(dev, OFFSETB(buf_addr2),
 577                                 S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i));
 578                         buf_addr2 += enc_ref_y_size;
 579                         buf_size2 -= enc_ref_y_size;
 580                 }
 581                 for (i = 0; i < 4; i++) {
 582                         mfc_write(dev, OFFSETB(buf_addr2),
 583                                 S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i));
 584                         buf_addr2 += enc_ref_c_size;
 585                         buf_size2 -= enc_ref_c_size;
 586                 }
 587                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H264_UP_MV_ADR);
 588                 buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE;
 589                 buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE;
 590                 mfc_write(dev, OFFSETA(buf_addr1),
 591                                         S5P_FIMV_H264_COZERO_FLAG_ADR);
 592                 buf_addr1 += S5P_FIMV_ENC_COLFLG_SIZE;
 593                 buf_size1 -= S5P_FIMV_ENC_COLFLG_SIZE;
 594                 mfc_write(dev, OFFSETA(buf_addr1),
 595                                         S5P_FIMV_H264_UP_INTRA_MD_ADR);
 596                 buf_addr1 += S5P_FIMV_ENC_INTRAMD_SIZE;
 597                 buf_size1 -= S5P_FIMV_ENC_INTRAMD_SIZE;
 598                 mfc_write(dev, OFFSETB(buf_addr2),
 599                                         S5P_FIMV_H264_UP_INTRA_PRED_ADR);
 600                 buf_addr2 += S5P_FIMV_ENC_INTRAPRED_SIZE;
 601                 buf_size2 -= S5P_FIMV_ENC_INTRAPRED_SIZE;
 602                 mfc_write(dev, OFFSETA(buf_addr1),
 603                                         S5P_FIMV_H264_NBOR_INFO_ADR);
 604                 buf_addr1 += S5P_FIMV_ENC_NBORINFO_SIZE;
 605                 buf_size1 -= S5P_FIMV_ENC_NBORINFO_SIZE;
 606                 mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n",
 607                         buf_size1, buf_size2);
 608                 break;
 609         case S5P_MFC_CODEC_MPEG4_ENC:
 610                 for (i = 0; i < 2; i++) {
 611                         mfc_write(dev, OFFSETA(buf_addr1),
 612                                 S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i));
 613                         buf_addr1 += enc_ref_y_size;
 614                         buf_size1 -= enc_ref_y_size;
 615                         mfc_write(dev, OFFSETB(buf_addr2),
 616                                 S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i));
 617                         buf_addr2 += enc_ref_y_size;
 618                         buf_size2 -= enc_ref_y_size;
 619                 }
 620                 for (i = 0; i < 4; i++) {
 621                         mfc_write(dev, OFFSETB(buf_addr2),
 622                                 S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i));
 623                         buf_addr2 += enc_ref_c_size;
 624                         buf_size2 -= enc_ref_c_size;
 625                 }
 626                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_MPEG4_UP_MV_ADR);
 627                 buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE;
 628                 buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE;
 629                 mfc_write(dev, OFFSETA(buf_addr1),
 630                                                 S5P_FIMV_MPEG4_COZERO_FLAG_ADR);
 631                 buf_addr1 += S5P_FIMV_ENC_COLFLG_SIZE;
 632                 buf_size1 -= S5P_FIMV_ENC_COLFLG_SIZE;
 633                 mfc_write(dev, OFFSETA(buf_addr1),
 634                                                 S5P_FIMV_MPEG4_ACDC_COEF_ADR);
 635                 buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE;
 636                 buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE;
 637                 mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n",
 638                         buf_size1, buf_size2);
 639                 break;
 640         case S5P_MFC_CODEC_H263_ENC:
 641                 for (i = 0; i < 2; i++) {
 642                         mfc_write(dev, OFFSETA(buf_addr1),
 643                                 S5P_FIMV_ENC_REF0_LUMA_ADR + (4 * i));
 644                         buf_addr1 += enc_ref_y_size;
 645                         buf_size1 -= enc_ref_y_size;
 646                         mfc_write(dev, OFFSETB(buf_addr2),
 647                                 S5P_FIMV_ENC_REF2_LUMA_ADR + (4 * i));
 648                         buf_addr2 += enc_ref_y_size;
 649                         buf_size2 -= enc_ref_y_size;
 650                 }
 651                 for (i = 0; i < 4; i++) {
 652                         mfc_write(dev, OFFSETB(buf_addr2),
 653                                 S5P_FIMV_ENC_REF0_CHROMA_ADR + (4 * i));
 654                         buf_addr2 += enc_ref_c_size;
 655                         buf_size2 -= enc_ref_c_size;
 656                 }
 657                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_UP_MV_ADR);
 658                 buf_addr1 += S5P_FIMV_ENC_UPMV_SIZE;
 659                 buf_size1 -= S5P_FIMV_ENC_UPMV_SIZE;
 660                 mfc_write(dev, OFFSETA(buf_addr1), S5P_FIMV_H263_ACDC_COEF_ADR);
 661                 buf_addr1 += S5P_FIMV_ENC_ACDCCOEF_SIZE;
 662                 buf_size1 -= S5P_FIMV_ENC_ACDCCOEF_SIZE;
 663                 mfc_debug(2, "buf_size1: %zu, buf_size2: %zu\n",
 664                         buf_size1, buf_size2);
 665                 break;
 666         default:
 667                 mfc_err("Unknown codec set for encoding: %d\n",
 668                         ctx->codec_mode);
 669                 return -EINVAL;
 670         }
 671         return 0;
 672 }
 673 
 674 static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx)
 675 {
 676         struct s5p_mfc_dev *dev = ctx->dev;
 677         struct s5p_mfc_enc_params *p = &ctx->enc_params;
 678         unsigned int reg;
 679         unsigned int shm;
 680 
 681         /* width */
 682         mfc_write(dev, ctx->img_width, S5P_FIMV_ENC_HSIZE_PX);
 683         /* height */
 684         mfc_write(dev, ctx->img_height, S5P_FIMV_ENC_VSIZE_PX);
 685         /* pictype : enable, IDR period */
 686         reg = mfc_read(dev, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 687         reg |= (1 << 18);
 688         reg &= ~(0xFFFF);
 689         reg |= p->gop_size;
 690         mfc_write(dev, reg, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 691         mfc_write(dev, 0, S5P_FIMV_ENC_B_RECON_WRITE_ON);
 692         /* multi-slice control */
 693         /* multi-slice MB number or bit size */
 694         mfc_write(dev, p->slice_mode, S5P_FIMV_ENC_MSLICE_CTRL);
 695         if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_MAX_MB) {
 696                 mfc_write(dev, p->slice_mb, S5P_FIMV_ENC_MSLICE_MB);
 697         } else if (p->slice_mode == V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_MAX_BYTES) {
 698                 mfc_write(dev, p->slice_bit, S5P_FIMV_ENC_MSLICE_BIT);
 699         } else {
 700                 mfc_write(dev, 0, S5P_FIMV_ENC_MSLICE_MB);
 701                 mfc_write(dev, 0, S5P_FIMV_ENC_MSLICE_BIT);
 702         }
 703         /* cyclic intra refresh */
 704         mfc_write(dev, p->intra_refresh_mb, S5P_FIMV_ENC_CIR_CTRL);
 705         /* memory structure cur. frame */
 706         if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M)
 707                 mfc_write(dev, 0, S5P_FIMV_ENC_MAP_FOR_CUR);
 708         else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT)
 709                 mfc_write(dev, 3, S5P_FIMV_ENC_MAP_FOR_CUR);
 710         /* padding control & value */
 711         reg = mfc_read(dev, S5P_FIMV_ENC_PADDING_CTRL);
 712         if (p->pad) {
 713                 /** enable */
 714                 reg |= (1UL << 31);
 715                 /** cr value */
 716                 reg &= ~(0xFF << 16);
 717                 reg |= (p->pad_cr << 16);
 718                 /** cb value */
 719                 reg &= ~(0xFF << 8);
 720                 reg |= (p->pad_cb << 8);
 721                 /** y value */
 722                 reg &= ~(0xFF);
 723                 reg |= (p->pad_luma);
 724         } else {
 725                 /** disable & all value clear */
 726                 reg = 0;
 727         }
 728         mfc_write(dev, reg, S5P_FIMV_ENC_PADDING_CTRL);
 729         /* rate control config. */
 730         reg = mfc_read(dev, S5P_FIMV_ENC_RC_CONFIG);
 731         /** frame-level rate control */
 732         reg &= ~(0x1 << 9);
 733         reg |= (p->rc_frame << 9);
 734         mfc_write(dev, reg, S5P_FIMV_ENC_RC_CONFIG);
 735         /* bit rate */
 736         if (p->rc_frame)
 737                 mfc_write(dev, p->rc_bitrate,
 738                         S5P_FIMV_ENC_RC_BIT_RATE);
 739         else
 740                 mfc_write(dev, 0, S5P_FIMV_ENC_RC_BIT_RATE);
 741         /* reaction coefficient */
 742         if (p->rc_frame)
 743                 mfc_write(dev, p->rc_reaction_coeff, S5P_FIMV_ENC_RC_RPARA);
 744         shm = s5p_mfc_read_info_v5(ctx, EXT_ENC_CONTROL);
 745         /* seq header ctrl */
 746         shm &= ~(0x1 << 3);
 747         shm |= (p->seq_hdr_mode << 3);
 748         /* frame skip mode */
 749         shm &= ~(0x3 << 1);
 750         shm |= (p->frame_skip_mode << 1);
 751         s5p_mfc_write_info_v5(ctx, shm, EXT_ENC_CONTROL);
 752         /* fixed target bit */
 753         s5p_mfc_write_info_v5(ctx, p->fixed_target_bit, RC_CONTROL_CONFIG);
 754         return 0;
 755 }
 756 
 757 static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
 758 {
 759         struct s5p_mfc_dev *dev = ctx->dev;
 760         struct s5p_mfc_enc_params *p = &ctx->enc_params;
 761         struct s5p_mfc_h264_enc_params *p_264 = &p->codec.h264;
 762         unsigned int reg;
 763         unsigned int shm;
 764 
 765         s5p_mfc_set_enc_params(ctx);
 766         /* pictype : number of B */
 767         reg = mfc_read(dev, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 768         /* num_b_frame - 0 ~ 2 */
 769         reg &= ~(0x3 << 16);
 770         reg |= (p->num_b_frame << 16);
 771         mfc_write(dev, reg, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 772         /* profile & level */
 773         reg = mfc_read(dev, S5P_FIMV_ENC_PROFILE);
 774         /* level */
 775         reg &= ~(0xFF << 8);
 776         reg |= (p_264->level << 8);
 777         /* profile - 0 ~ 2 */
 778         reg &= ~(0x3F);
 779         reg |= p_264->profile;
 780         mfc_write(dev, reg, S5P_FIMV_ENC_PROFILE);
 781         /* interlace  */
 782         mfc_write(dev, p_264->interlace, S5P_FIMV_ENC_PIC_STRUCT);
 783         /* height */
 784         if (p_264->interlace)
 785                 mfc_write(dev, ctx->img_height >> 1, S5P_FIMV_ENC_VSIZE_PX);
 786         /* loopfilter ctrl */
 787         mfc_write(dev, p_264->loop_filter_mode, S5P_FIMV_ENC_LF_CTRL);
 788         /* loopfilter alpha offset */
 789         if (p_264->loop_filter_alpha < 0) {
 790                 reg = 0x10;
 791                 reg |= (0xFF - p_264->loop_filter_alpha) + 1;
 792         } else {
 793                 reg = 0x00;
 794                 reg |= (p_264->loop_filter_alpha & 0xF);
 795         }
 796         mfc_write(dev, reg, S5P_FIMV_ENC_ALPHA_OFF);
 797         /* loopfilter beta offset */
 798         if (p_264->loop_filter_beta < 0) {
 799                 reg = 0x10;
 800                 reg |= (0xFF - p_264->loop_filter_beta) + 1;
 801         } else {
 802                 reg = 0x00;
 803                 reg |= (p_264->loop_filter_beta & 0xF);
 804         }
 805         mfc_write(dev, reg, S5P_FIMV_ENC_BETA_OFF);
 806         /* entropy coding mode */
 807         if (p_264->entropy_mode == V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC)
 808                 mfc_write(dev, 1, S5P_FIMV_ENC_H264_ENTROPY_MODE);
 809         else
 810                 mfc_write(dev, 0, S5P_FIMV_ENC_H264_ENTROPY_MODE);
 811         /* number of ref. picture */
 812         reg = mfc_read(dev, S5P_FIMV_ENC_H264_NUM_OF_REF);
 813         /* num of ref. pictures of P */
 814         reg &= ~(0x3 << 5);
 815         reg |= (p_264->num_ref_pic_4p << 5);
 816         /* max number of ref. pictures */
 817         reg &= ~(0x1F);
 818         reg |= p_264->max_ref_pic;
 819         mfc_write(dev, reg, S5P_FIMV_ENC_H264_NUM_OF_REF);
 820         /* 8x8 transform enable */
 821         mfc_write(dev, p_264->_8x8_transform, S5P_FIMV_ENC_H264_TRANS_FLAG);
 822         /* rate control config. */
 823         reg = mfc_read(dev, S5P_FIMV_ENC_RC_CONFIG);
 824         /* macroblock level rate control */
 825         reg &= ~(0x1 << 8);
 826         reg |= (p->rc_mb << 8);
 827         /* frame QP */
 828         reg &= ~(0x3F);
 829         reg |= p_264->rc_frame_qp;
 830         mfc_write(dev, reg, S5P_FIMV_ENC_RC_CONFIG);
 831         /* frame rate */
 832         if (p->rc_frame && p->rc_framerate_denom)
 833                 mfc_write(dev, p->rc_framerate_num * 1000
 834                         / p->rc_framerate_denom, S5P_FIMV_ENC_RC_FRAME_RATE);
 835         else
 836                 mfc_write(dev, 0, S5P_FIMV_ENC_RC_FRAME_RATE);
 837         /* max & min value of QP */
 838         reg = mfc_read(dev, S5P_FIMV_ENC_RC_QBOUND);
 839         /* max QP */
 840         reg &= ~(0x3F << 8);
 841         reg |= (p_264->rc_max_qp << 8);
 842         /* min QP */
 843         reg &= ~(0x3F);
 844         reg |= p_264->rc_min_qp;
 845         mfc_write(dev, reg, S5P_FIMV_ENC_RC_QBOUND);
 846         /* macroblock adaptive scaling features */
 847         if (p->rc_mb) {
 848                 reg = mfc_read(dev, S5P_FIMV_ENC_RC_MB_CTRL);
 849                 /* dark region */
 850                 reg &= ~(0x1 << 3);
 851                 reg |= (p_264->rc_mb_dark << 3);
 852                 /* smooth region */
 853                 reg &= ~(0x1 << 2);
 854                 reg |= (p_264->rc_mb_smooth << 2);
 855                 /* static region */
 856                 reg &= ~(0x1 << 1);
 857                 reg |= (p_264->rc_mb_static << 1);
 858                 /* high activity region */
 859                 reg &= ~(0x1);
 860                 reg |= p_264->rc_mb_activity;
 861                 mfc_write(dev, reg, S5P_FIMV_ENC_RC_MB_CTRL);
 862         }
 863         if (!p->rc_frame && !p->rc_mb) {
 864                 shm = s5p_mfc_read_info_v5(ctx, P_B_FRAME_QP);
 865                 shm &= ~(0xFFF);
 866                 shm |= ((p_264->rc_b_frame_qp & 0x3F) << 6);
 867                 shm |= (p_264->rc_p_frame_qp & 0x3F);
 868                 s5p_mfc_write_info_v5(ctx, shm, P_B_FRAME_QP);
 869         }
 870         /* extended encoder ctrl */
 871         shm = s5p_mfc_read_info_v5(ctx, EXT_ENC_CONTROL);
 872         /* AR VUI control */
 873         shm &= ~(0x1 << 15);
 874         shm |= (p_264->vui_sar << 1);
 875         s5p_mfc_write_info_v5(ctx, shm, EXT_ENC_CONTROL);
 876         if (p_264->vui_sar) {
 877                 /* aspect ration IDC */
 878                 shm = s5p_mfc_read_info_v5(ctx, SAMPLE_ASPECT_RATIO_IDC);
 879                 shm &= ~(0xFF);
 880                 shm |= p_264->vui_sar_idc;
 881                 s5p_mfc_write_info_v5(ctx, shm, SAMPLE_ASPECT_RATIO_IDC);
 882                 if (p_264->vui_sar_idc == 0xFF) {
 883                         /* sample  AR info */
 884                         shm = s5p_mfc_read_info_v5(ctx, EXTENDED_SAR);
 885                         shm &= ~(0xFFFFFFFF);
 886                         shm |= p_264->vui_ext_sar_width << 16;
 887                         shm |= p_264->vui_ext_sar_height;
 888                         s5p_mfc_write_info_v5(ctx, shm, EXTENDED_SAR);
 889                 }
 890         }
 891         /* intra picture period for H.264 */
 892         shm = s5p_mfc_read_info_v5(ctx, H264_I_PERIOD);
 893         /* control */
 894         shm &= ~(0x1 << 16);
 895         shm |= (p_264->open_gop << 16);
 896         /* value */
 897         if (p_264->open_gop) {
 898                 shm &= ~(0xFFFF);
 899                 shm |= p_264->open_gop_size;
 900         }
 901         s5p_mfc_write_info_v5(ctx, shm, H264_I_PERIOD);
 902         /* extended encoder ctrl */
 903         shm = s5p_mfc_read_info_v5(ctx, EXT_ENC_CONTROL);
 904         /* vbv buffer size */
 905         if (p->frame_skip_mode ==
 906                         V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) {
 907                 shm &= ~(0xFFFF << 16);
 908                 shm |= (p_264->cpb_size << 16);
 909         }
 910         s5p_mfc_write_info_v5(ctx, shm, EXT_ENC_CONTROL);
 911         return 0;
 912 }
 913 
 914 static int s5p_mfc_set_enc_params_mpeg4(struct s5p_mfc_ctx *ctx)
 915 {
 916         struct s5p_mfc_dev *dev = ctx->dev;
 917         struct s5p_mfc_enc_params *p = &ctx->enc_params;
 918         struct s5p_mfc_mpeg4_enc_params *p_mpeg4 = &p->codec.mpeg4;
 919         unsigned int reg;
 920         unsigned int shm;
 921         unsigned int framerate;
 922 
 923         s5p_mfc_set_enc_params(ctx);
 924         /* pictype : number of B */
 925         reg = mfc_read(dev, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 926         /* num_b_frame - 0 ~ 2 */
 927         reg &= ~(0x3 << 16);
 928         reg |= (p->num_b_frame << 16);
 929         mfc_write(dev, reg, S5P_FIMV_ENC_PIC_TYPE_CTRL);
 930         /* profile & level */
 931         reg = mfc_read(dev, S5P_FIMV_ENC_PROFILE);
 932         /* level */
 933         reg &= ~(0xFF << 8);
 934         reg |= (p_mpeg4->level << 8);
 935         /* profile - 0 ~ 2 */
 936         reg &= ~(0x3F);
 937         reg |= p_mpeg4->profile;
 938         mfc_write(dev, reg, S5P_FIMV_ENC_PROFILE);
 939         /* quarter_pixel */
 940         mfc_write(dev, p_mpeg4->quarter_pixel, S5P_FIMV_ENC_MPEG4_QUART_PXL);
 941         /* qp */
 942         if (!p->rc_frame) {
 943                 shm = s5p_mfc_read_info_v5(ctx, P_B_FRAME_QP);
 944                 shm &= ~(0xFFF);
 945                 shm |= ((p_mpeg4->rc_b_frame_qp & 0x3F) << 6);
 946                 shm |= (p_mpeg4->rc_p_frame_qp & 0x3F);
 947                 s5p_mfc_write_info_v5(ctx, shm, P_B_FRAME_QP);
 948         }
 949         /* frame rate */
 950         if (p->rc_frame) {
 951                 if (p->rc_framerate_denom > 0) {
 952                         framerate = p->rc_framerate_num * 1000 /
 953                                                 p->rc_framerate_denom;
 954                         mfc_write(dev, framerate,
 955                                 S5P_FIMV_ENC_RC_FRAME_RATE);
 956                         shm = s5p_mfc_read_info_v5(ctx, RC_VOP_TIMING);
 957                         shm &= ~(0xFFFFFFFF);
 958                         shm |= (1UL << 31);
 959                         shm |= ((p->rc_framerate_num & 0x7FFF) << 16);
 960                         shm |= (p->rc_framerate_denom & 0xFFFF);
 961                         s5p_mfc_write_info_v5(ctx, shm, RC_VOP_TIMING);
 962                 }
 963         } else {
 964                 mfc_write(dev, 0, S5P_FIMV_ENC_RC_FRAME_RATE);
 965         }
 966         /* rate control config. */
 967         reg = mfc_read(dev, S5P_FIMV_ENC_RC_CONFIG);
 968         /* frame QP */
 969         reg &= ~(0x3F);
 970         reg |= p_mpeg4->rc_frame_qp;
 971         mfc_write(dev, reg, S5P_FIMV_ENC_RC_CONFIG);
 972         /* max & min value of QP */
 973         reg = mfc_read(dev, S5P_FIMV_ENC_RC_QBOUND);
 974         /* max QP */
 975         reg &= ~(0x3F << 8);
 976         reg |= (p_mpeg4->rc_max_qp << 8);
 977         /* min QP */
 978         reg &= ~(0x3F);
 979         reg |= p_mpeg4->rc_min_qp;
 980         mfc_write(dev, reg, S5P_FIMV_ENC_RC_QBOUND);
 981         /* extended encoder ctrl */
 982         shm = s5p_mfc_read_info_v5(ctx, EXT_ENC_CONTROL);
 983         /* vbv buffer size */
 984         if (p->frame_skip_mode ==
 985                         V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) {
 986                 shm &= ~(0xFFFF << 16);
 987                 shm |= (p->vbv_size << 16);
 988         }
 989         s5p_mfc_write_info_v5(ctx, shm, EXT_ENC_CONTROL);
 990         return 0;
 991 }
 992 
 993 static int s5p_mfc_set_enc_params_h263(struct s5p_mfc_ctx *ctx)
 994 {
 995         struct s5p_mfc_dev *dev = ctx->dev;
 996         struct s5p_mfc_enc_params *p = &ctx->enc_params;
 997         struct s5p_mfc_mpeg4_enc_params *p_h263 = &p->codec.mpeg4;
 998         unsigned int reg;
 999         unsigned int shm;
1000 
1001         s5p_mfc_set_enc_params(ctx);
1002         /* qp */
1003         if (!p->rc_frame) {
1004                 shm = s5p_mfc_read_info_v5(ctx, P_B_FRAME_QP);
1005                 shm &= ~(0xFFF);
1006                 shm |= (p_h263->rc_p_frame_qp & 0x3F);
1007                 s5p_mfc_write_info_v5(ctx, shm, P_B_FRAME_QP);
1008         }
1009         /* frame rate */
1010         if (p->rc_frame && p->rc_framerate_denom)
1011                 mfc_write(dev, p->rc_framerate_num * 1000
1012                         / p->rc_framerate_denom, S5P_FIMV_ENC_RC_FRAME_RATE);
1013         else
1014                 mfc_write(dev, 0, S5P_FIMV_ENC_RC_FRAME_RATE);
1015         /* rate control config. */
1016         reg = mfc_read(dev, S5P_FIMV_ENC_RC_CONFIG);
1017         /* frame QP */
1018         reg &= ~(0x3F);
1019         reg |= p_h263->rc_frame_qp;
1020         mfc_write(dev, reg, S5P_FIMV_ENC_RC_CONFIG);
1021         /* max & min value of QP */
1022         reg = mfc_read(dev, S5P_FIMV_ENC_RC_QBOUND);
1023         /* max QP */
1024         reg &= ~(0x3F << 8);
1025         reg |= (p_h263->rc_max_qp << 8);
1026         /* min QP */
1027         reg &= ~(0x3F);
1028         reg |= p_h263->rc_min_qp;
1029         mfc_write(dev, reg, S5P_FIMV_ENC_RC_QBOUND);
1030         /* extended encoder ctrl */
1031         shm = s5p_mfc_read_info_v5(ctx, EXT_ENC_CONTROL);
1032         /* vbv buffer size */
1033         if (p->frame_skip_mode ==
1034                         V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT) {
1035                 shm &= ~(0xFFFF << 16);
1036                 shm |= (p->vbv_size << 16);
1037         }
1038         s5p_mfc_write_info_v5(ctx, shm, EXT_ENC_CONTROL);
1039         return 0;
1040 }
1041 
1042 /* Initialize decoding */
1043 static int s5p_mfc_init_decode_v5(struct s5p_mfc_ctx *ctx)
1044 {
1045         struct s5p_mfc_dev *dev = ctx->dev;
1046 
1047         s5p_mfc_set_shared_buffer(ctx);
1048         /* Setup loop filter, for decoding this is only valid for MPEG4 */
1049         if (ctx->codec_mode == S5P_MFC_CODEC_MPEG4_DEC)
1050                 mfc_write(dev, ctx->loop_filter_mpeg4, S5P_FIMV_ENC_LF_CTRL);
1051         else
1052                 mfc_write(dev, 0, S5P_FIMV_ENC_LF_CTRL);
1053         mfc_write(dev, ((ctx->slice_interface & S5P_FIMV_SLICE_INT_MASK) <<
1054                 S5P_FIMV_SLICE_INT_SHIFT) | (ctx->display_delay_enable <<
1055                 S5P_FIMV_DDELAY_ENA_SHIFT) | ((ctx->display_delay &
1056                 S5P_FIMV_DDELAY_VAL_MASK) << S5P_FIMV_DDELAY_VAL_SHIFT),
1057                 S5P_FIMV_SI_CH0_DPB_CONF_CTRL);
1058         mfc_write(dev,
1059         ((S5P_FIMV_CH_SEQ_HEADER & S5P_FIMV_CH_MASK) << S5P_FIMV_CH_SHIFT)
1060                                 | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID);
1061         return 0;
1062 }
1063 
1064 static void s5p_mfc_set_flush(struct s5p_mfc_ctx *ctx, int flush)
1065 {
1066         struct s5p_mfc_dev *dev = ctx->dev;
1067         unsigned int dpb;
1068 
1069         if (flush)
1070                 dpb = mfc_read(dev, S5P_FIMV_SI_CH0_DPB_CONF_CTRL) | (
1071                         S5P_FIMV_DPB_FLUSH_MASK << S5P_FIMV_DPB_FLUSH_SHIFT);
1072         else
1073                 dpb = mfc_read(dev, S5P_FIMV_SI_CH0_DPB_CONF_CTRL) &
1074                         ~(S5P_FIMV_DPB_FLUSH_MASK << S5P_FIMV_DPB_FLUSH_SHIFT);
1075         mfc_write(dev, dpb, S5P_FIMV_SI_CH0_DPB_CONF_CTRL);
1076 }
1077 
1078 /* Decode a single frame */
1079 static int s5p_mfc_decode_one_frame_v5(struct s5p_mfc_ctx *ctx,
1080                                         enum s5p_mfc_decode_arg last_frame)
1081 {
1082         struct s5p_mfc_dev *dev = ctx->dev;
1083 
1084         mfc_write(dev, ctx->dec_dst_flag, S5P_FIMV_SI_CH0_RELEASE_BUF);
1085         s5p_mfc_set_shared_buffer(ctx);
1086         s5p_mfc_set_flush(ctx, ctx->dpb_flush_flag);
1087         /* Issue different commands to instance basing on whether it
1088          * is the last frame or not. */
1089         switch (last_frame) {
1090         case MFC_DEC_FRAME:
1091                 mfc_write(dev, ((S5P_FIMV_CH_FRAME_START & S5P_FIMV_CH_MASK) <<
1092                 S5P_FIMV_CH_SHIFT) | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID);
1093                 break;
1094         case MFC_DEC_LAST_FRAME:
1095                 mfc_write(dev, ((S5P_FIMV_CH_LAST_FRAME & S5P_FIMV_CH_MASK) <<
1096                 S5P_FIMV_CH_SHIFT) | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID);
1097                 break;
1098         case MFC_DEC_RES_CHANGE:
1099                 mfc_write(dev, ((S5P_FIMV_CH_FRAME_START_REALLOC &
1100                 S5P_FIMV_CH_MASK) << S5P_FIMV_CH_SHIFT) | (ctx->inst_no),
1101                 S5P_FIMV_SI_CH0_INST_ID);
1102                 break;
1103         }
1104         mfc_debug(2, "Decoding a usual frame\n");
1105         return 0;
1106 }
1107 
1108 static int s5p_mfc_init_encode_v5(struct s5p_mfc_ctx *ctx)
1109 {
1110         struct s5p_mfc_dev *dev = ctx->dev;
1111 
1112         if (ctx->codec_mode == S5P_MFC_CODEC_H264_ENC)
1113                 s5p_mfc_set_enc_params_h264(ctx);
1114         else if (ctx->codec_mode == S5P_MFC_CODEC_MPEG4_ENC)
1115                 s5p_mfc_set_enc_params_mpeg4(ctx);
1116         else if (ctx->codec_mode == S5P_MFC_CODEC_H263_ENC)
1117                 s5p_mfc_set_enc_params_h263(ctx);
1118         else {
1119                 mfc_err("Unknown codec for encoding (%x)\n",
1120                         ctx->codec_mode);
1121                 return -EINVAL;
1122         }
1123         s5p_mfc_set_shared_buffer(ctx);
1124         mfc_write(dev, ((S5P_FIMV_CH_SEQ_HEADER << 16) & 0x70000) |
1125                 (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID);
1126         return 0;
1127 }
1128 
1129 /* Encode a single frame */
1130 static int s5p_mfc_encode_one_frame_v5(struct s5p_mfc_ctx *ctx)
1131 {
1132         struct s5p_mfc_dev *dev = ctx->dev;
1133         int cmd;
1134         /* memory structure cur. frame */
1135         if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12M)
1136                 mfc_write(dev, 0, S5P_FIMV_ENC_MAP_FOR_CUR);
1137         else if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_NV12MT)
1138                 mfc_write(dev, 3, S5P_FIMV_ENC_MAP_FOR_CUR);
1139         s5p_mfc_set_shared_buffer(ctx);
1140 
1141         if (ctx->state == MFCINST_FINISHING)
1142                 cmd = S5P_FIMV_CH_LAST_FRAME;
1143         else
1144                 cmd = S5P_FIMV_CH_FRAME_START;
1145         mfc_write(dev, ((cmd & S5P_FIMV_CH_MASK) << S5P_FIMV_CH_SHIFT)
1146                                 | (ctx->inst_no), S5P_FIMV_SI_CH0_INST_ID);
1147 
1148         return 0;
1149 }
1150 
1151 static void s5p_mfc_run_res_change(struct s5p_mfc_ctx *ctx)
1152 {
1153         struct s5p_mfc_dev *dev = ctx->dev;
1154 
1155         s5p_mfc_set_dec_stream_buffer_v5(ctx, 0, 0, 0);
1156         dev->curr_ctx = ctx->num;
1157         s5p_mfc_decode_one_frame_v5(ctx, MFC_DEC_RES_CHANGE);
1158 }
1159 
1160 static int s5p_mfc_run_dec_frame(struct s5p_mfc_ctx *ctx, int last_frame)
1161 {
1162         struct s5p_mfc_dev *dev = ctx->dev;
1163         struct s5p_mfc_buf *temp_vb;
1164 
1165         if (ctx->state == MFCINST_FINISHING) {
1166                 last_frame = MFC_DEC_LAST_FRAME;
1167                 s5p_mfc_set_dec_stream_buffer_v5(ctx, 0, 0, 0);
1168                 dev->curr_ctx = ctx->num;
1169                 s5p_mfc_decode_one_frame_v5(ctx, last_frame);
1170                 return 0;
1171         }
1172 
1173         /* Frames are being decoded */
1174         if (list_empty(&ctx->src_queue)) {
1175                 mfc_debug(2, "No src buffers\n");
1176                 return -EAGAIN;
1177         }
1178         /* Get the next source buffer */
1179         temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
1180         temp_vb->flags |= MFC_BUF_FLAG_USED;
1181         s5p_mfc_set_dec_stream_buffer_v5(ctx,
1182                 vb2_dma_contig_plane_dma_addr(&temp_vb->b->vb2_buf, 0),
1183                 ctx->consumed_stream, temp_vb->b->vb2_buf.planes[0].bytesused);
1184         dev->curr_ctx = ctx->num;
1185         if (temp_vb->b->vb2_buf.planes[0].bytesused == 0) {
1186                 last_frame = MFC_DEC_LAST_FRAME;
1187                 mfc_debug(2, "Setting ctx->state to FINISHING\n");
1188                 ctx->state = MFCINST_FINISHING;
1189         }
1190         s5p_mfc_decode_one_frame_v5(ctx, last_frame);
1191         return 0;
1192 }
1193 
1194 static int s5p_mfc_run_enc_frame(struct s5p_mfc_ctx *ctx)
1195 {
1196         struct s5p_mfc_dev *dev = ctx->dev;
1197         struct s5p_mfc_buf *dst_mb;
1198         struct s5p_mfc_buf *src_mb;
1199         unsigned long src_y_addr, src_c_addr, dst_addr;
1200         unsigned int dst_size;
1201 
1202         if (list_empty(&ctx->src_queue) && ctx->state != MFCINST_FINISHING) {
1203                 mfc_debug(2, "no src buffers\n");
1204                 return -EAGAIN;
1205         }
1206         if (list_empty(&ctx->dst_queue)) {
1207                 mfc_debug(2, "no dst buffers\n");
1208                 return -EAGAIN;
1209         }
1210         if (list_empty(&ctx->src_queue)) {
1211                 /* send null frame */
1212                 s5p_mfc_set_enc_frame_buffer_v5(ctx, dev->dma_base[BANK_R_CTX],
1213                                                 dev->dma_base[BANK_R_CTX]);
1214                 src_mb = NULL;
1215         } else {
1216                 src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf,
1217                                                                         list);
1218                 src_mb->flags |= MFC_BUF_FLAG_USED;
1219                 if (src_mb->b->vb2_buf.planes[0].bytesused == 0) {
1220                         /* send null frame */
1221                         s5p_mfc_set_enc_frame_buffer_v5(ctx,
1222                                                 dev->dma_base[BANK_R_CTX],
1223                                                 dev->dma_base[BANK_R_CTX]);
1224                         ctx->state = MFCINST_FINISHING;
1225                 } else {
1226                         src_y_addr = vb2_dma_contig_plane_dma_addr(
1227                                         &src_mb->b->vb2_buf, 0);
1228                         src_c_addr = vb2_dma_contig_plane_dma_addr(
1229                                         &src_mb->b->vb2_buf, 1);
1230                         s5p_mfc_set_enc_frame_buffer_v5(ctx, src_y_addr,
1231                                                                 src_c_addr);
1232                         if (src_mb->flags & MFC_BUF_FLAG_EOS)
1233                                 ctx->state = MFCINST_FINISHING;
1234                 }
1235         }
1236         dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
1237         dst_mb->flags |= MFC_BUF_FLAG_USED;
1238         dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
1239         dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
1240         s5p_mfc_set_enc_stream_buffer_v5(ctx, dst_addr, dst_size);
1241         dev->curr_ctx = ctx->num;
1242         mfc_debug(2, "encoding buffer with index=%d state=%d\n",
1243                   src_mb ? src_mb->b->vb2_buf.index : -1, ctx->state);
1244         s5p_mfc_encode_one_frame_v5(ctx);
1245         return 0;
1246 }
1247 
1248 static void s5p_mfc_run_init_dec(struct s5p_mfc_ctx *ctx)
1249 {
1250         struct s5p_mfc_dev *dev = ctx->dev;
1251         struct s5p_mfc_buf *temp_vb;
1252 
1253         /* Initializing decoding - parsing header */
1254         mfc_debug(2, "Preparing to init decoding\n");
1255         temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
1256         s5p_mfc_set_dec_desc_buffer(ctx);
1257         mfc_debug(2, "Header size: %d\n",
1258                         temp_vb->b->vb2_buf.planes[0].bytesused);
1259         s5p_mfc_set_dec_stream_buffer_v5(ctx,
1260                         vb2_dma_contig_plane_dma_addr(&temp_vb->b->vb2_buf, 0),
1261                         0, temp_vb->b->vb2_buf.planes[0].bytesused);
1262         dev->curr_ctx = ctx->num;
1263         s5p_mfc_init_decode_v5(ctx);
1264 }
1265 
1266 static void s5p_mfc_run_init_enc(struct s5p_mfc_ctx *ctx)
1267 {
1268         struct s5p_mfc_dev *dev = ctx->dev;
1269         struct s5p_mfc_buf *dst_mb;
1270         unsigned long dst_addr;
1271         unsigned int dst_size;
1272 
1273         s5p_mfc_set_enc_ref_buffer_v5(ctx);
1274         dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
1275         dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
1276         dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
1277         s5p_mfc_set_enc_stream_buffer_v5(ctx, dst_addr, dst_size);
1278         dev->curr_ctx = ctx->num;
1279         s5p_mfc_init_encode_v5(ctx);
1280 }
1281 
1282 static int s5p_mfc_run_init_dec_buffers(struct s5p_mfc_ctx *ctx)
1283 {
1284         struct s5p_mfc_dev *dev = ctx->dev;
1285         struct s5p_mfc_buf *temp_vb;
1286         int ret;
1287 
1288         /*
1289          * Header was parsed now starting processing
1290          * First set the output frame buffers
1291          */
1292         if (ctx->capture_state != QUEUE_BUFS_MMAPED) {
1293                 mfc_err("It seems that not all destination buffers were mmapped\nMFC requires that all destination are mmapped before starting processing\n");
1294                 return -EAGAIN;
1295         }
1296         if (list_empty(&ctx->src_queue)) {
1297                 mfc_err("Header has been deallocated in the middle of initialization\n");
1298                 return -EIO;
1299         }
1300         temp_vb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
1301         mfc_debug(2, "Header size: %d\n",
1302                         temp_vb->b->vb2_buf.planes[0].bytesused);
1303         s5p_mfc_set_dec_stream_buffer_v5(ctx,
1304                         vb2_dma_contig_plane_dma_addr(&temp_vb->b->vb2_buf, 0),
1305                         0, temp_vb->b->vb2_buf.planes[0].bytesused);
1306         dev->curr_ctx = ctx->num;
1307         ret = s5p_mfc_set_dec_frame_buffer_v5(ctx);
1308         if (ret) {
1309                 mfc_err("Failed to alloc frame mem\n");
1310                 ctx->state = MFCINST_ERROR;
1311         }
1312         return ret;
1313 }
1314 
1315 /* Try running an operation on hardware */
1316 static void s5p_mfc_try_run_v5(struct s5p_mfc_dev *dev)
1317 {
1318         struct s5p_mfc_ctx *ctx;
1319         int new_ctx;
1320         unsigned int ret = 0;
1321 
1322         if (test_bit(0, &dev->enter_suspend)) {
1323                 mfc_debug(1, "Entering suspend so do not schedule any jobs\n");
1324                 return;
1325         }
1326         /* Check whether hardware is not running */
1327         if (test_and_set_bit(0, &dev->hw_lock) != 0) {
1328                 /* This is perfectly ok, the scheduled ctx should wait */
1329                 mfc_debug(1, "Couldn't lock HW\n");
1330                 return;
1331         }
1332         /* Choose the context to run */
1333         new_ctx = s5p_mfc_get_new_ctx(dev);
1334         if (new_ctx < 0) {
1335                 /* No contexts to run */
1336                 if (test_and_clear_bit(0, &dev->hw_lock) == 0) {
1337                         mfc_err("Failed to unlock hardware\n");
1338                         return;
1339                 }
1340                 mfc_debug(1, "No ctx is scheduled to be run\n");
1341                 return;
1342         }
1343         ctx = dev->ctx[new_ctx];
1344         /* Got context to run in ctx */
1345         /*
1346          * Last frame has already been sent to MFC.
1347          * Now obtaining frames from MFC buffer
1348          */
1349         s5p_mfc_clock_on();
1350         s5p_mfc_clean_ctx_int_flags(ctx);
1351 
1352         if (ctx->type == MFCINST_DECODER) {
1353                 s5p_mfc_set_dec_desc_buffer(ctx);
1354                 switch (ctx->state) {
1355                 case MFCINST_FINISHING:
1356                         s5p_mfc_run_dec_frame(ctx, MFC_DEC_LAST_FRAME);
1357                         break;
1358                 case MFCINST_RUNNING:
1359                         ret = s5p_mfc_run_dec_frame(ctx, MFC_DEC_FRAME);
1360                         break;
1361                 case MFCINST_INIT:
1362                         ret = s5p_mfc_hw_call(dev->mfc_cmds, open_inst_cmd,
1363                                         ctx);
1364                         break;
1365                 case MFCINST_RETURN_INST:
1366                         ret = s5p_mfc_hw_call(dev->mfc_cmds, close_inst_cmd,
1367                                         ctx);
1368                         break;
1369                 case MFCINST_GOT_INST:
1370                         s5p_mfc_run_init_dec(ctx);
1371                         break;
1372                 case MFCINST_HEAD_PARSED:
1373                         ret = s5p_mfc_run_init_dec_buffers(ctx);
1374                         mfc_debug(1, "head parsed\n");
1375                         break;
1376                 case MFCINST_RES_CHANGE_INIT:
1377                         s5p_mfc_run_res_change(ctx);
1378                         break;
1379                 case MFCINST_RES_CHANGE_FLUSH:
1380                         s5p_mfc_run_dec_frame(ctx, MFC_DEC_FRAME);
1381                         break;
1382                 case MFCINST_RES_CHANGE_END:
1383                         mfc_debug(2, "Finished remaining frames after resolution change\n");
1384                         ctx->capture_state = QUEUE_FREE;
1385                         mfc_debug(2, "Will re-init the codec\n");
1386                         s5p_mfc_run_init_dec(ctx);
1387                         break;
1388                 default:
1389                         ret = -EAGAIN;
1390                 }
1391         } else if (ctx->type == MFCINST_ENCODER) {
1392                 switch (ctx->state) {
1393                 case MFCINST_FINISHING:
1394                 case MFCINST_RUNNING:
1395                         ret = s5p_mfc_run_enc_frame(ctx);
1396                         break;
1397                 case MFCINST_INIT:
1398                         ret = s5p_mfc_hw_call(dev->mfc_cmds, open_inst_cmd,
1399                                         ctx);
1400                         break;
1401                 case MFCINST_RETURN_INST:
1402                         ret = s5p_mfc_hw_call(dev->mfc_cmds, close_inst_cmd,
1403                                         ctx);
1404                         break;
1405                 case MFCINST_GOT_INST:
1406                         s5p_mfc_run_init_enc(ctx);
1407                         break;
1408                 default:
1409                         ret = -EAGAIN;
1410                 }
1411         } else {
1412                 mfc_err("Invalid context type: %d\n", ctx->type);
1413                 ret = -EAGAIN;
1414         }
1415 
1416         if (ret) {
1417                 /* Free hardware lock */
1418                 if (test_and_clear_bit(0, &dev->hw_lock) == 0)
1419                         mfc_err("Failed to unlock hardware\n");
1420 
1421                 /* This is in deed imporant, as no operation has been
1422                  * scheduled, reduce the clock count as no one will
1423                  * ever do this, because no interrupt related to this try_run
1424                  * will ever come from hardware. */
1425                 s5p_mfc_clock_off();
1426         }
1427 }
1428 
1429 static void s5p_mfc_clear_int_flags_v5(struct s5p_mfc_dev *dev)
1430 {
1431         mfc_write(dev, 0, S5P_FIMV_RISC_HOST_INT);
1432         mfc_write(dev, 0, S5P_FIMV_RISC2HOST_CMD);
1433         mfc_write(dev, 0xffff, S5P_FIMV_SI_RTN_CHID);
1434 }
1435 
1436 static int s5p_mfc_get_dspl_y_adr_v5(struct s5p_mfc_dev *dev)
1437 {
1438         return mfc_read(dev, S5P_FIMV_SI_DISPLAY_Y_ADR) << MFC_OFFSET_SHIFT;
1439 }
1440 
1441 static int s5p_mfc_get_dec_y_adr_v5(struct s5p_mfc_dev *dev)
1442 {
1443         return mfc_read(dev, S5P_FIMV_SI_DECODE_Y_ADR) << MFC_OFFSET_SHIFT;
1444 }
1445 
1446 static int s5p_mfc_get_dspl_status_v5(struct s5p_mfc_dev *dev)
1447 {
1448         return mfc_read(dev, S5P_FIMV_SI_DISPLAY_STATUS);
1449 }
1450 
1451 static int s5p_mfc_get_dec_status_v5(struct s5p_mfc_dev *dev)
1452 {
1453         return mfc_read(dev, S5P_FIMV_SI_DECODE_STATUS);
1454 }
1455 
1456 static int s5p_mfc_get_dec_frame_type_v5(struct s5p_mfc_dev *dev)
1457 {
1458         return mfc_read(dev, S5P_FIMV_DECODE_FRAME_TYPE) &
1459                 S5P_FIMV_DECODE_FRAME_MASK;
1460 }
1461 
1462 static int s5p_mfc_get_disp_frame_type_v5(struct s5p_mfc_ctx *ctx)
1463 {
1464         return (s5p_mfc_read_info_v5(ctx, DISP_PIC_FRAME_TYPE) >>
1465                         S5P_FIMV_SHARED_DISP_FRAME_TYPE_SHIFT) &
1466                         S5P_FIMV_DECODE_FRAME_MASK;
1467 }
1468 
1469 static int s5p_mfc_get_consumed_stream_v5(struct s5p_mfc_dev *dev)
1470 {
1471         return mfc_read(dev, S5P_FIMV_SI_CONSUMED_BYTES);
1472 }
1473 
1474 static int s5p_mfc_get_int_reason_v5(struct s5p_mfc_dev *dev)
1475 {
1476         int reason;
1477         reason = mfc_read(dev, S5P_FIMV_RISC2HOST_CMD) &
1478                 S5P_FIMV_RISC2HOST_CMD_MASK;
1479         switch (reason) {
1480         case S5P_FIMV_R2H_CMD_OPEN_INSTANCE_RET:
1481                 reason = S5P_MFC_R2H_CMD_OPEN_INSTANCE_RET;
1482                 break;
1483         case S5P_FIMV_R2H_CMD_CLOSE_INSTANCE_RET:
1484                 reason = S5P_MFC_R2H_CMD_CLOSE_INSTANCE_RET;
1485                 break;
1486         case S5P_FIMV_R2H_CMD_SEQ_DONE_RET:
1487                 reason = S5P_MFC_R2H_CMD_SEQ_DONE_RET;
1488                 break;
1489         case S5P_FIMV_R2H_CMD_FRAME_DONE_RET:
1490                 reason = S5P_MFC_R2H_CMD_FRAME_DONE_RET;
1491                 break;
1492         case S5P_FIMV_R2H_CMD_SLICE_DONE_RET:
1493                 reason = S5P_MFC_R2H_CMD_SLICE_DONE_RET;
1494                 break;
1495         case S5P_FIMV_R2H_CMD_SYS_INIT_RET:
1496                 reason = S5P_MFC_R2H_CMD_SYS_INIT_RET;
1497                 break;
1498         case S5P_FIMV_R2H_CMD_FW_STATUS_RET:
1499                 reason = S5P_MFC_R2H_CMD_FW_STATUS_RET;
1500                 break;
1501         case S5P_FIMV_R2H_CMD_SLEEP_RET:
1502                 reason = S5P_MFC_R2H_CMD_SLEEP_RET;
1503                 break;
1504         case S5P_FIMV_R2H_CMD_WAKEUP_RET:
1505                 reason = S5P_MFC_R2H_CMD_WAKEUP_RET;
1506                 break;
1507         case S5P_FIMV_R2H_CMD_INIT_BUFFERS_RET:
1508                 reason = S5P_MFC_R2H_CMD_INIT_BUFFERS_RET;
1509                 break;
1510         case S5P_FIMV_R2H_CMD_ENC_COMPLETE_RET:
1511                 reason = S5P_MFC_R2H_CMD_COMPLETE_SEQ_RET;
1512                 break;
1513         case S5P_FIMV_R2H_CMD_ERR_RET:
1514                 reason = S5P_MFC_R2H_CMD_ERR_RET;
1515                 break;
1516         default:
1517                 reason = S5P_MFC_R2H_CMD_EMPTY;
1518         }
1519         return reason;
1520 }
1521 
1522 static int s5p_mfc_get_int_err_v5(struct s5p_mfc_dev *dev)
1523 {
1524         return mfc_read(dev, S5P_FIMV_RISC2HOST_ARG2);
1525 }
1526 
1527 static int s5p_mfc_err_dec_v5(unsigned int err)
1528 {
1529         return (err & S5P_FIMV_ERR_DEC_MASK) >> S5P_FIMV_ERR_DEC_SHIFT;
1530 }
1531 
1532 static int s5p_mfc_get_img_width_v5(struct s5p_mfc_dev *dev)
1533 {
1534         return mfc_read(dev, S5P_FIMV_SI_HRESOL);
1535 }
1536 
1537 static int s5p_mfc_get_img_height_v5(struct s5p_mfc_dev *dev)
1538 {
1539         return mfc_read(dev, S5P_FIMV_SI_VRESOL);
1540 }
1541 
1542 static int s5p_mfc_get_dpb_count_v5(struct s5p_mfc_dev *dev)
1543 {
1544         return mfc_read(dev, S5P_FIMV_SI_BUF_NUMBER);
1545 }
1546 
1547 static int s5p_mfc_get_mv_count_v5(struct s5p_mfc_dev *dev)
1548 {
1549         /* NOP */
1550         return -1;
1551 }
1552 
1553 static int s5p_mfc_get_inst_no_v5(struct s5p_mfc_dev *dev)
1554 {
1555         return mfc_read(dev, S5P_FIMV_RISC2HOST_ARG1);
1556 }
1557 
1558 static int s5p_mfc_get_enc_strm_size_v5(struct s5p_mfc_dev *dev)
1559 {
1560         return mfc_read(dev, S5P_FIMV_ENC_SI_STRM_SIZE);
1561 }
1562 
1563 static int s5p_mfc_get_enc_slice_type_v5(struct s5p_mfc_dev *dev)
1564 {
1565         return mfc_read(dev, S5P_FIMV_ENC_SI_SLICE_TYPE);
1566 }
1567 
1568 static int s5p_mfc_get_enc_dpb_count_v5(struct s5p_mfc_dev *dev)
1569 {
1570         return -1;
1571 }
1572 
1573 static unsigned int s5p_mfc_get_pic_type_top_v5(struct s5p_mfc_ctx *ctx)
1574 {
1575         return s5p_mfc_read_info_v5(ctx, PIC_TIME_TOP);
1576 }
1577 
1578 static unsigned int s5p_mfc_get_pic_type_bot_v5(struct s5p_mfc_ctx *ctx)
1579 {
1580         return s5p_mfc_read_info_v5(ctx, PIC_TIME_BOT);
1581 }
1582 
1583 static unsigned int s5p_mfc_get_crop_info_h_v5(struct s5p_mfc_ctx *ctx)
1584 {
1585         return s5p_mfc_read_info_v5(ctx, CROP_INFO_H);
1586 }
1587 
1588 static unsigned int s5p_mfc_get_crop_info_v_v5(struct s5p_mfc_ctx *ctx)
1589 {
1590         return s5p_mfc_read_info_v5(ctx, CROP_INFO_V);
1591 }
1592 
1593 /* Initialize opr function pointers for MFC v5 */
1594 static struct s5p_mfc_hw_ops s5p_mfc_ops_v5 = {
1595         .alloc_dec_temp_buffers = s5p_mfc_alloc_dec_temp_buffers_v5,
1596         .release_dec_desc_buffer = s5p_mfc_release_dec_desc_buffer_v5,
1597         .alloc_codec_buffers = s5p_mfc_alloc_codec_buffers_v5,
1598         .release_codec_buffers = s5p_mfc_release_codec_buffers_v5,
1599         .alloc_instance_buffer = s5p_mfc_alloc_instance_buffer_v5,
1600         .release_instance_buffer = s5p_mfc_release_instance_buffer_v5,
1601         .alloc_dev_context_buffer = s5p_mfc_alloc_dev_context_buffer_v5,
1602         .release_dev_context_buffer = s5p_mfc_release_dev_context_buffer_v5,
1603         .dec_calc_dpb_size = s5p_mfc_dec_calc_dpb_size_v5,
1604         .enc_calc_src_size = s5p_mfc_enc_calc_src_size_v5,
1605         .set_enc_stream_buffer = s5p_mfc_set_enc_stream_buffer_v5,
1606         .set_enc_frame_buffer = s5p_mfc_set_enc_frame_buffer_v5,
1607         .get_enc_frame_buffer = s5p_mfc_get_enc_frame_buffer_v5,
1608         .try_run = s5p_mfc_try_run_v5,
1609         .clear_int_flags = s5p_mfc_clear_int_flags_v5,
1610         .get_dspl_y_adr = s5p_mfc_get_dspl_y_adr_v5,
1611         .get_dec_y_adr = s5p_mfc_get_dec_y_adr_v5,
1612         .get_dspl_status = s5p_mfc_get_dspl_status_v5,
1613         .get_dec_status = s5p_mfc_get_dec_status_v5,
1614         .get_dec_frame_type = s5p_mfc_get_dec_frame_type_v5,
1615         .get_disp_frame_type = s5p_mfc_get_disp_frame_type_v5,
1616         .get_consumed_stream = s5p_mfc_get_consumed_stream_v5,
1617         .get_int_reason = s5p_mfc_get_int_reason_v5,
1618         .get_int_err = s5p_mfc_get_int_err_v5,
1619         .err_dec = s5p_mfc_err_dec_v5,
1620         .get_img_width = s5p_mfc_get_img_width_v5,
1621         .get_img_height = s5p_mfc_get_img_height_v5,
1622         .get_dpb_count = s5p_mfc_get_dpb_count_v5,
1623         .get_mv_count = s5p_mfc_get_mv_count_v5,
1624         .get_inst_no = s5p_mfc_get_inst_no_v5,
1625         .get_enc_strm_size = s5p_mfc_get_enc_strm_size_v5,
1626         .get_enc_slice_type = s5p_mfc_get_enc_slice_type_v5,
1627         .get_enc_dpb_count = s5p_mfc_get_enc_dpb_count_v5,
1628         .get_pic_type_top = s5p_mfc_get_pic_type_top_v5,
1629         .get_pic_type_bot = s5p_mfc_get_pic_type_bot_v5,
1630         .get_crop_info_h = s5p_mfc_get_crop_info_h_v5,
1631         .get_crop_info_v = s5p_mfc_get_crop_info_v_v5,
1632 };
1633 
1634 struct s5p_mfc_hw_ops *s5p_mfc_init_hw_ops_v5(void)
1635 {
1636         return &s5p_mfc_ops_v5;
1637 }

/* [<][>][^][v][top][bottom][index][help] */