arch/arm/mach-rockchip/vcodec_service.c

   1 \r
   2 /* arch/arm/mach-rk29/vpu.c\r
   3  *\r
   4  * Copyright (C) 2010 ROCKCHIP, Inc.\r
   5  * author: chenhengming chm@rock-chips.com\r
   6  *\r
   7  * This software is licensed under the terms of the GNU General Public\r
   8  * License version 2, as published by the Free Software Foundation, and\r
   9  * may be copied, distributed, and modified under those terms.\r
  10  *\r
  11  * This program is distributed in the hope that it will be useful,\r
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14  * GNU General Public License for more details.\r
  15  *\r
  16  */\r
  17 \r
  18 #include <linux/clk.h>\r
  19 #include <linux/delay.h>\r
  20 #include <linux/init.h>\r
  21 #include <linux/interrupt.h>\r
  22 #include <linux/io.h>\r
  23 #include <linux/kernel.h>\r
  24 #include <linux/module.h>\r
  25 #include <linux/fs.h>\r
  26 #include <linux/ioport.h>\r
  27 #include <linux/miscdevice.h>\r
  28 #include <linux/mm.h>\r
  29 #include <linux/poll.h>\r
  30 #include <linux/platform_device.h>\r
  31 #include <linux/sched.h>\r
  32 #include <linux/slab.h>\r
  33 #include <linux/wakelock.h>\r
  34 #include <linux/cdev.h>\r
  35 #include <linux/of.h>\r
  36 #include <linux/rockchip/cpu.h>\r
  37 #include <linux/rockchip/cru.h>\r
  38 \r
  39 #include <asm/cacheflush.h>\r
  40 #include <asm/uaccess.h>\r
  41 \r
  42 #if defined(CONFIG_ION_ROCKCHIP)\r
  43 #include <linux/rockchip_ion.h>\r
  44 #endif\r
  45 \r
  46 #if defined(CONFIG_ROCKCHIP_IOMMU) & defined(CONFIG_ION_ROCKCHIP)\r
  47 #define CONFIG_VCODEC_MMU\r
  48 #endif\r
  49 \r
  50 #ifdef CONFIG_VCODEC_MMU\r
  51 #include <linux/rockchip/iovmm.h>\r
  52 #include <linux/rockchip/sysmmu.h>\r
  53 #include <linux/dma-buf.h>\r
  54 #endif\r
  55 \r
  56 #ifdef CONFIG_DEBUG_FS\r
  57 #include <linux/debugfs.h>\r
  58 #endif\r
  59 \r
  60 #if defined(CONFIG_ARCH_RK319X)\r
  61 #include <mach/grf.h>\r
  62 #endif\r
  63 \r
  64 #include "vcodec_service.h"\r
  65 \r
  66 #define HEVC_TEST_ENABLE    0\r
  67 #define HEVC_SIM_ENABLE     0\r
  68 #define VCODEC_CLOCK_ENABLE 1\r
  69 \r
  70 typedef enum {\r
  71         VPU_DEC_ID_9190         = 0x6731,\r
  72         VPU_ID_8270             = 0x8270,\r
  73         VPU_ID_4831             = 0x4831,\r
  74     HEVC_ID         = 0x6867,\r
  75 } VPU_HW_ID;\r
  76 \r
  77 typedef enum {\r
  78         VPU_DEC_TYPE_9190       = 0,\r
  79         VPU_ENC_TYPE_8270       = 0x100,\r
  80         VPU_ENC_TYPE_4831       ,\r
  81 } VPU_HW_TYPE_E;\r
  82 \r
  83 typedef enum VPU_FREQ {\r
  84         VPU_FREQ_200M,\r
  85         VPU_FREQ_266M,\r
  86         VPU_FREQ_300M,\r
  87         VPU_FREQ_400M,\r
  88     VPU_FREQ_500M,\r
  89     VPU_FREQ_600M,\r
  90         VPU_FREQ_DEFAULT,\r
  91         VPU_FREQ_BUT,\r
  92 } VPU_FREQ;\r
  93 \r
  94 typedef struct {\r
  95         VPU_HW_ID               hw_id;\r
  96         unsigned long           hw_addr;\r
  97         unsigned long           enc_offset;\r
  98         unsigned long           enc_reg_num;\r
  99         unsigned long           enc_io_size;\r
 100         unsigned long           dec_offset;\r
 101         unsigned long           dec_reg_num;\r
 102         unsigned long           dec_io_size;\r
 103 } VPU_HW_INFO_E;\r
 104 \r
 105 #define VPU_SERVICE_SHOW_TIME                   0\r
 106 \r
 107 #if VPU_SERVICE_SHOW_TIME\r
 108 static struct timeval enc_start, enc_end;\r
 109 static struct timeval dec_start, dec_end;\r
 110 static struct timeval pp_start,  pp_end;\r
 111 #endif\r
 112 \r
 113 #define MHZ                                     (1000*1000)\r
 114 \r
 115 #define REG_NUM_9190_DEC                        (60)\r
 116 #define REG_NUM_9190_PP                         (41)\r
 117 #define REG_NUM_9190_DEC_PP                     (REG_NUM_9190_DEC+REG_NUM_9190_PP)\r
 118 \r
 119 #define REG_NUM_DEC_PP                          (REG_NUM_9190_DEC+REG_NUM_9190_PP)\r
 120 \r
 121 #define REG_NUM_ENC_8270                        (96)\r
 122 #define REG_SIZE_ENC_8270                       (0x200)\r
 123 #define REG_NUM_ENC_4831                        (164)\r
 124 #define REG_SIZE_ENC_4831                       (0x400)\r
 125 \r
 126 #define REG_NUM_HEVC_DEC            (68)\r
 127 \r
 128 #define SIZE_REG(reg)                           ((reg)*4)\r
 129 \r
 130 static VPU_HW_INFO_E vpu_hw_set[] = {\r
 131         [0] = {\r
 132                 .hw_id          = VPU_ID_8270,\r
 133                 .hw_addr        = 0,\r
 134                 .enc_offset     = 0x0,\r
 135                 .enc_reg_num    = REG_NUM_ENC_8270,\r
 136                 .enc_io_size    = REG_NUM_ENC_8270 * 4,\r
 137                 .dec_offset     = REG_SIZE_ENC_8270,\r
 138                 .dec_reg_num    = REG_NUM_9190_DEC_PP,\r
 139                 .dec_io_size    = REG_NUM_9190_DEC_PP * 4,\r
 140         },\r
 141         [1] = {\r
 142                 .hw_id          = VPU_ID_4831,\r
 143                 .hw_addr        = 0,\r
 144                 .enc_offset     = 0x0,\r
 145                 .enc_reg_num    = REG_NUM_ENC_4831,\r
 146                 .enc_io_size    = REG_NUM_ENC_4831 * 4,\r
 147                 .dec_offset     = REG_SIZE_ENC_4831,\r
 148                 .dec_reg_num    = REG_NUM_9190_DEC_PP,\r
 149                 .dec_io_size    = REG_NUM_9190_DEC_PP * 4,\r
 150         },\r
 151     [2] = {\r
 152         .hw_id      = HEVC_ID,\r
 153         .hw_addr    = 0,\r
 154         .dec_offset = 0x0,\r
 155         .dec_reg_num    = REG_NUM_HEVC_DEC,\r
 156         .dec_io_size    = REG_NUM_HEVC_DEC * 4,\r
 157     },\r
 158 };\r
 159 \r
 160 \r
 161 #define DEC_INTERRUPT_REGISTER                  1\r
 162 #define PP_INTERRUPT_REGISTER                   60\r
 163 #define ENC_INTERRUPT_REGISTER                  1\r
 164 \r
 165 #define DEC_INTERRUPT_BIT                       0x100\r
 166 #define DEC_BUFFER_EMPTY_BIT                    0x4000\r
 167 #define PP_INTERRUPT_BIT                        0x100\r
 168 #define ENC_INTERRUPT_BIT                       0x1\r
 169 \r
 170 #define HEVC_DEC_INT_RAW_BIT        0x200\r
 171 #define HEVC_DEC_STR_ERROR_BIT      0x4000\r
 172 #define HEVC_DEC_BUS_ERROR_BIT      0x2000\r
 173 #define HEVC_DEC_BUFFER_EMPTY_BIT   0x10000\r
 174 \r
 175 #define VPU_REG_EN_ENC                          14\r
 176 #define VPU_REG_ENC_GATE                        2\r
 177 #define VPU_REG_ENC_GATE_BIT                    (1<<4)\r
 178 \r
 179 #define VPU_REG_EN_DEC                          1\r
 180 #define VPU_REG_DEC_GATE                        2\r
 181 #define VPU_REG_DEC_GATE_BIT                    (1<<10)\r
 182 #define VPU_REG_EN_PP                           0\r
 183 #define VPU_REG_PP_GATE                         1\r
 184 #define VPU_REG_PP_GATE_BIT                     (1<<8)\r
 185 #define VPU_REG_EN_DEC_PP                       1\r
 186 #define VPU_REG_DEC_PP_GATE                     61\r
 187 #define VPU_REG_DEC_PP_GATE_BIT                 (1<<8)\r
 188 \r
 189 #if defined(CONFIG_VCODEC_MMU)\r
 190 static u8 addr_tbl_vpu_h264dec[] = {\r
 191         12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 40, 41\r
 192 };\r
 193 \r
 194 static u8 addr_tbl_vpu_vp8dec[] = {\r
 195         10,12,13, 14, 18, 19, 27, 40\r
 196 };\r
 197 \r
 198 static u8 addr_tbl_vpu_vp6dec[] = {\r
 199         12, 13, 14, 18, 27, 40\r
 200 };\r
 201 \r
 202 static u8 addr_tbl_vpu_vc1dec[] = {\r
 203         12, 13, 14, 15, 16, 17, 27, 41\r
 204 };\r
 205 \r
 206 static u8 addr_tbl_vpu_jpegdec[] = {\r
 207         12, 40, 66, 67\r
 208 };\r
 209 \r
 210 static u8 addr_tbl_vpu_defaultdec[] = {\r
 211         12, 13, 14, 15, 16, 17, 40, 41\r
 212 };\r
 213 \r
 214 static u8 addr_tbl_vpu_enc[] = {\r
 215         5, 6, 7, 8, 9, 10, 11, 12, 13, 51\r
 216 };\r
 217 \r
 218 static u8 addr_tbl_hevc_dec[] = {\r
 219         4, 6, 7, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 42, 43\r
 220 };\r
 221 #endif\r
 222 \r
 223 enum VPU_DEC_FMT {\r
 224         VPU_DEC_FMT_H264,\r
 225         VPU_DEC_FMT_MPEG4,\r
 226         VPU_DEC_FMT_H263,\r
 227         VPU_DEC_FMT_JPEG,\r
 228         VPU_DEC_FMT_VC1,\r
 229         VPU_DEC_FMT_MPEG2,\r
 230         VPU_DEC_FMT_MPEG1,\r
 231         VPU_DEC_FMT_VP6,\r
 232         VPU_DEC_FMT_RV,\r
 233         VPU_DEC_FMT_VP7,\r
 234         VPU_DEC_FMT_VP8,\r
 235         VPU_DEC_FMT_AVS,\r
 236         VPU_DEC_FMT_SVC,\r
 237         VPU_DEC_FMT_VC2,\r
 238         VPU_DEC_FMT_MVC,\r
 239         VPU_DEC_FMT_THEORA,\r
 240         VPU_DEC_FMT_RES\r
 241 };\r
 242 \r
 243 /**\r
 244  * struct for process session which connect to vpu\r
 245  *\r
 246  * @author ChenHengming (2011-5-3)\r
 247  */\r
 248 typedef struct vpu_session {\r
 249         VPU_CLIENT_TYPE         type;\r
 250         /* a linked list of data so we can access them for debugging */\r
 251         struct list_head        list_session;\r
 252         /* a linked list of register data waiting for process */\r
 253         struct list_head        waiting;\r
 254         /* a linked list of register data in processing */\r
 255         struct list_head        running;\r
 256         /* a linked list of register data processed */\r
 257         struct list_head        done;\r
 258         wait_queue_head_t       wait;\r
 259         pid_t                   pid;\r
 260         atomic_t                task_running;\r
 261 } vpu_session;\r
 262 \r
 263 /**\r
 264  * struct for process register set\r
 265  *\r
 266  * @author ChenHengming (2011-5-4)\r
 267  */\r
 268 typedef struct vpu_reg {\r
 269         VPU_CLIENT_TYPE         type;\r
 270         VPU_FREQ                    freq;\r
 271         vpu_session             *session;\r
 272         struct list_head        session_link;           /* link to vpu service session */\r
 273         struct list_head        status_link;            /* link to register set list */\r
 274         unsigned long           size;\r
 275 #if defined(CONFIG_VCODEC_MMU)\r
 276         struct list_head        mem_region_list;\r
 277 #endif\r
 278         unsigned long           *reg;\r
 279 } vpu_reg;\r
 280 \r
 281 typedef struct vpu_device {\r
 282         atomic_t                irq_count_codec;\r
 283         atomic_t                irq_count_pp;\r
 284         unsigned long           iobaseaddr;\r
 285         unsigned int            iosize;\r
 286         volatile u32            *hwregs;\r
 287 } vpu_device;\r
 288 \r
 289 enum vcodec_device_id {\r
 290         VCODEC_DEVICE_ID_VPU,\r
 291         VCODEC_DEVICE_ID_HEVC\r
 292 };\r
 293 \r
 294 struct vcodec_mem_region {\r
 295     struct list_head srv_lnk;\r
 296     struct list_head reg_lnk;\r
 297     struct list_head session_lnk;\r
 298     unsigned long iova;              /* virtual address for iommu */\r
 299     unsigned long len;\r
 300     struct ion_handle *hdl;\r
 301 };\r
 302 \r
 303 typedef struct vpu_service_info {\r
 304         struct wake_lock        wake_lock;\r
 305         struct delayed_work     power_off_work;\r
 306         struct mutex            lock;\r
 307         struct list_head        waiting;                /* link to link_reg in struct vpu_reg */\r
 308         struct list_head        running;                /* link to link_reg in struct vpu_reg */\r
 309         struct list_head        done;                   /* link to link_reg in struct vpu_reg */\r
 310         struct list_head        session;                /* link to list_session in struct vpu_session */\r
 311         atomic_t                total_running;\r
 312         bool                    enabled;\r
 313         vpu_reg                 *reg_codec;\r
 314         vpu_reg                 *reg_pproc;\r
 315         vpu_reg                 *reg_resev;\r
 316         VPUHwDecConfig_t        dec_config;\r
 317         VPUHwEncConfig_t        enc_config;\r
 318         VPU_HW_INFO_E           *hw_info;\r
 319         unsigned long           reg_size;\r
 320         bool                    auto_freq;\r
 321         bool                    bug_dec_addr;\r
 322         atomic_t                freq_status;\r
 323 \r
 324     struct clk *aclk_vcodec;\r
 325     struct clk *hclk_vcodec;\r
 326     struct clk *clk_core;\r
 327     struct clk *clk_cabac;\r
 328     struct clk *pd_video;\r
 329 \r
 330     int irq_dec;\r
 331     int irq_enc;\r
 332 \r
 333     vpu_device enc_dev;\r
 334     vpu_device dec_dev;\r
 335 \r
 336     struct device   *dev;\r
 337 \r
 338     struct cdev     cdev;\r
 339     dev_t           dev_t;\r
 340     struct class    *cls;\r
 341     struct device   *child_dev;\r
 342 \r
 343     struct dentry   *debugfs_dir;\r
 344     struct dentry   *debugfs_file_regs;\r
 345 \r
 346     u32 irq_status;\r
 347 #if defined(CONFIG_VCODEC_MMU)  \r
 348         struct ion_client * ion_client;\r
 349     struct list_head mem_region_list;\r
 350     struct device *mmu_dev;\r
 351 #endif\r
 352 \r
 353         enum vcodec_device_id dev_id;\r
 354 \r
 355     struct delayed_work simulate_work;\r
 356 } vpu_service_info;\r
 357 \r
 358 typedef struct vpu_request\r
 359 {\r
 360         unsigned long   *req;\r
 361         unsigned long   size;\r
 362 } vpu_request;\r
 363 \r
 364 /// global variable\r
 365 //static struct clk *pd_video;\r
 366 static struct dentry *parent; // debugfs root directory for all device (vpu, hevc).\r
 367 \r
 368 #ifdef CONFIG_DEBUG_FS\r
 369 static int vcodec_debugfs_init(void);\r
 370 static void vcodec_debugfs_exit(void);\r
 371 static struct dentry* vcodec_debugfs_create_device_dir(char *dirname, struct dentry *parent);\r
 372 static int debug_vcodec_open(struct inode *inode, struct file *file);\r
 373 \r
 374 static const struct file_operations debug_vcodec_fops = {\r
 375     .open = debug_vcodec_open,\r
 376     .read = seq_read,\r
 377     .llseek = seq_lseek,\r
 378     .release = single_release,\r
 379 };\r
 380 #endif\r
 381 \r
 382 #define VPU_POWER_OFF_DELAY             4*HZ /* 4s */\r
 383 #define VPU_TIMEOUT_DELAY               2*HZ /* 2s */\r
 384 \r
 385 #define VPU_SIMULATE_DELAY      msecs_to_jiffies(15)\r
 386 \r
 387 static int vpu_get_clk(struct vpu_service_info *pservice)\r
 388 {\r
 389 #if VCODEC_CLOCK_ENABLE\r
 390     do {\r
 391         pservice->aclk_vcodec   = devm_clk_get(pservice->dev, "aclk_vcodec");\r
 392         if (IS_ERR(pservice->aclk_vcodec)) {\r
 393             dev_err(pservice->dev, "failed on clk_get aclk_vcodec\n");\r
 394             break;\r
 395         }\r
 396     \r
 397         pservice->hclk_vcodec   = devm_clk_get(pservice->dev, "hclk_vcodec");\r
 398         if (IS_ERR(pservice->hclk_vcodec)) {\r
 399             dev_err(pservice->dev, "failed on clk_get hclk_vcodec\n");\r
 400             break;\r
 401         }\r
 402     \r
 403         if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {\r
 404             pservice->clk_core = devm_clk_get(pservice->dev, "clk_core");\r
 405             if (IS_ERR(pservice->clk_core)) {\r
 406                 dev_err(pservice->dev, "failed on clk_get clk_core\n");\r
 407                 break;\r
 408             }\r
 409     \r
 410             pservice->clk_cabac = devm_clk_get(pservice->dev, "clk_cabac");\r
 411             if (IS_ERR(pservice->clk_cabac)) {\r
 412                 dev_err(pservice->dev, "failed on clk_get clk_cabac\n");\r
 413                 break;\r
 414             }\r
 415             \r
 416             pservice->pd_video = devm_clk_get(pservice->dev, "pd_hevc");\r
 417             if (IS_ERR(pservice->pd_video)) {\r
 418                 dev_err(pservice->dev, "failed on clk_get pd_hevc\n");\r
 419                 break;\r
 420             }\r
 421         } else {\r
 422             pservice->pd_video = devm_clk_get(pservice->dev, "pd_video");\r
 423             if (IS_ERR(pservice->pd_video)) {\r
 424                 dev_err(pservice->dev, "failed on clk_get pd_video\n");\r
 425                 break;\r
 426             }\r
 427         }\r
 428         \r
 429         return 0;\r
 430     } while (0);\r
 431     \r
 432     return -1;\r
 433 #endif\r
 434 }\r
 435 \r
 436 static void vpu_put_clk(struct vpu_service_info *pservice)\r
 437 {\r
 438 #if VCODEC_CLOCK_ENABLE\r
 439     if (pservice->pd_video) {\r
 440         devm_clk_put(pservice->dev, pservice->pd_video);\r
 441     }\r
 442 \r
 443     if (pservice->aclk_vcodec) {\r
 444         devm_clk_put(pservice->dev, pservice->aclk_vcodec);\r
 445     }\r
 446 \r
 447     if (pservice->hclk_vcodec) {\r
 448         devm_clk_put(pservice->dev, pservice->hclk_vcodec);\r
 449     }\r
 450 \r
 451     if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {\r
 452         if (pservice->clk_core) {\r
 453             devm_clk_put(pservice->dev, pservice->clk_core);\r
 454         }\r
 455         \r
 456         if (pservice->clk_cabac) {\r
 457             devm_clk_put(pservice->dev, pservice->clk_cabac);\r
 458         }\r
 459     }\r
 460 #endif\r
 461 }\r
 462 \r
 463 static void vpu_reset(struct vpu_service_info *pservice)\r
 464 {\r
 465 #if defined(CONFIG_ARCH_RK29)\r
 466         clk_disable(aclk_ddr_vepu);\r
 467         cru_set_soft_reset(SOFT_RST_CPU_VODEC_A2A_AHB, true);\r
 468         cru_set_soft_reset(SOFT_RST_DDR_VCODEC_PORT, true);\r
 469         cru_set_soft_reset(SOFT_RST_VCODEC_AHB_BUS, true);\r
 470         cru_set_soft_reset(SOFT_RST_VCODEC_AXI_BUS, true);\r
 471         mdelay(10);\r
 472         cru_set_soft_reset(SOFT_RST_VCODEC_AXI_BUS, false);\r
 473         cru_set_soft_reset(SOFT_RST_VCODEC_AHB_BUS, false);\r
 474         cru_set_soft_reset(SOFT_RST_DDR_VCODEC_PORT, false);\r
 475         cru_set_soft_reset(SOFT_RST_CPU_VODEC_A2A_AHB, false);\r
 476         clk_enable(aclk_ddr_vepu);\r
 477 #elif defined(CONFIG_ARCH_RK30)\r
 478         pmu_set_idle_request(IDLE_REQ_VIDEO, true);\r
 479         cru_set_soft_reset(SOFT_RST_CPU_VCODEC, true);\r
 480         cru_set_soft_reset(SOFT_RST_VCODEC_NIU_AXI, true);\r
 481         cru_set_soft_reset(SOFT_RST_VCODEC_AHB, true);\r
 482         cru_set_soft_reset(SOFT_RST_VCODEC_AXI, true);\r
 483         mdelay(1);\r
 484         cru_set_soft_reset(SOFT_RST_VCODEC_AXI, false);\r
 485         cru_set_soft_reset(SOFT_RST_VCODEC_AHB, false);\r
 486         cru_set_soft_reset(SOFT_RST_VCODEC_NIU_AXI, false);\r
 487         cru_set_soft_reset(SOFT_RST_CPU_VCODEC, false);\r
 488         pmu_set_idle_request(IDLE_REQ_VIDEO, false);\r
 489 #endif\r
 490         pservice->reg_codec = NULL;\r
 491         pservice->reg_pproc = NULL;\r
 492         pservice->reg_resev = NULL;\r
 493 }\r
 494 \r
 495 static void reg_deinit(struct vpu_service_info *pservice, vpu_reg *reg);\r
 496 static void vpu_service_session_clear(struct vpu_service_info *pservice, vpu_session *session)\r
 497 {\r
 498         vpu_reg *reg, *n;\r
 499         list_for_each_entry_safe(reg, n, &session->waiting, session_link) {\r
 500                 reg_deinit(pservice, reg);\r
 501         }\r
 502         list_for_each_entry_safe(reg, n, &session->running, session_link) {\r
 503                 reg_deinit(pservice, reg);\r
 504         }\r
 505         list_for_each_entry_safe(reg, n, &session->done, session_link) {\r
 506                 reg_deinit(pservice, reg);\r
 507         }\r
 508 }\r
 509 \r
 510 static void vpu_service_dump(struct vpu_service_info *pservice)\r
 511 {\r
 512         int running;\r
 513         vpu_reg *reg, *reg_tmp;\r
 514         vpu_session *session, *session_tmp;\r
 515 \r
 516         running = atomic_read(&pservice->total_running);\r
 517         printk("total_running %d\n", running);\r
 518 \r
 519         printk("reg_codec 0x%.8x\n", (unsigned int)pservice->reg_codec);\r
 520         printk("reg_pproc 0x%.8x\n", (unsigned int)pservice->reg_pproc);\r
 521         printk("reg_resev 0x%.8x\n", (unsigned int)pservice->reg_resev);\r
 522 \r
 523         list_for_each_entry_safe(session, session_tmp, &pservice->session, list_session) {\r
 524                 printk("session pid %d type %d:\n", session->pid, session->type);\r
 525                 running = atomic_read(&session->task_running);\r
 526                 printk("task_running %d\n", running);\r
 527                 list_for_each_entry_safe(reg, reg_tmp, &session->waiting, session_link) {\r
 528                         printk("waiting register set 0x%.8x\n", (unsigned int)reg);\r
 529                 }\r
 530                 list_for_each_entry_safe(reg, reg_tmp, &session->running, session_link) {\r
 531                         printk("running register set 0x%.8x\n", (unsigned int)reg);\r
 532                 }\r
 533                 list_for_each_entry_safe(reg, reg_tmp, &session->done, session_link) {\r
 534                         printk("done    register set 0x%.8x\n", (unsigned int)reg);\r
 535                 }\r
 536         }\r
 537 }\r
 538 \r
 539 static void vpu_service_power_off(struct vpu_service_info *pservice)\r
 540 {\r
 541     int total_running;\r
 542     if (!pservice->enabled) {\r
 543         return;\r
 544     }\r
 545 \r
 546     pservice->enabled = false;\r
 547     total_running = atomic_read(&pservice->total_running);\r
 548     if (total_running) {\r
 549         pr_alert("alert: power off when %d task running!!\n", total_running);\r
 550         mdelay(50);\r
 551         pr_alert("alert: delay 50 ms for running task\n");\r
 552         vpu_service_dump(pservice);\r
 553     }\r
 554     \r
 555 #if defined(CONFIG_VCODEC_MMU)\r
 556     if (pservice->mmu_dev) {\r
 557         iovmm_deactivate(pservice->dev);\r
 558     }\r
 559 #endif \r
 560 \r
 561     printk("%s: power off...", dev_name(pservice->dev));\r
 562     udelay(10);\r
 563 #if VCODEC_CLOCK_ENABLE\r
 564     clk_disable_unprepare(pservice->pd_video);\r
 565     clk_disable_unprepare(pservice->hclk_vcodec);\r
 566     clk_disable_unprepare(pservice->aclk_vcodec);\r
 567     if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {\r
 568         clk_disable_unprepare(pservice->clk_core);\r
 569         clk_disable_unprepare(pservice->clk_cabac);\r
 570     }\r
 571 #endif\r
 572     wake_unlock(&pservice->wake_lock);\r
 573     printk("done\n");\r
 574 }\r
 575 \r
 576 static inline void vpu_queue_power_off_work(struct vpu_service_info *pservice)\r
 577 {\r
 578         queue_delayed_work(system_nrt_wq, &pservice->power_off_work, VPU_POWER_OFF_DELAY);\r
 579 }\r
 580 \r
 581 static void vpu_power_off_work(struct work_struct *work_s)\r
 582 {\r
 583     struct delayed_work *dlwork = container_of(work_s, struct delayed_work, work);\r
 584     struct vpu_service_info *pservice = container_of(dlwork, struct vpu_service_info, power_off_work);\r
 585 \r
 586         if (mutex_trylock(&pservice->lock)) {\r
 587                 vpu_service_power_off(pservice);\r
 588                 mutex_unlock(&pservice->lock);\r
 589         } else {\r
 590                 /* Come back later if the device is busy... */\r
 591                 vpu_queue_power_off_work(pservice);\r
 592         }\r
 593 }\r
 594 \r
 595 static void vpu_service_power_on(struct vpu_service_info *pservice)\r
 596 {\r
 597     static ktime_t last;\r
 598     ktime_t now = ktime_get();\r
 599     if (ktime_to_ns(ktime_sub(now, last)) > NSEC_PER_SEC) {\r
 600         cancel_delayed_work_sync(&pservice->power_off_work);\r
 601         vpu_queue_power_off_work(pservice);\r
 602         last = now;\r
 603     }\r
 604     if (pservice->enabled)\r
 605         return ;\r
 606 \r
 607     pservice->enabled = true;\r
 608     printk("%s: power on\n", dev_name(pservice->dev));\r
 609 \r
 610 #if VCODEC_CLOCK_ENABLE\r
 611     clk_prepare_enable(pservice->aclk_vcodec);\r
 612     clk_prepare_enable(pservice->hclk_vcodec);\r
 613 \r
 614     if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {\r
 615         clk_prepare_enable(pservice->clk_core);\r
 616         clk_prepare_enable(pservice->clk_cabac);\r
 617     }\r
 618     \r
 619     clk_prepare_enable(pservice->pd_video);\r
 620 #endif\r
 621 \r
 622 #if defined(CONFIG_ARCH_RK319X)\r
 623     /// select aclk_vepu as vcodec clock source. \r
 624     #define BIT_VCODEC_SEL  (1<<7)\r
 625     writel_relaxed(readl_relaxed(RK319X_GRF_BASE + GRF_SOC_CON1) | (BIT_VCODEC_SEL) | (BIT_VCODEC_SEL << 16), RK319X_GRF_BASE + GRF_SOC_CON1);\r
 626 #endif\r
 627     \r
 628     udelay(10);\r
 629     wake_lock(&pservice->wake_lock);\r
 630     \r
 631 #if defined(CONFIG_VCODEC_MMU)    \r
 632     if (pservice->mmu_dev) {\r
 633         iovmm_activate(pservice->dev);\r
 634     }\r
 635 #endif    \r
 636 }\r
 637 \r
 638 static inline bool reg_check_rmvb_wmv(vpu_reg *reg)\r
 639 {\r
 640         unsigned long type = (reg->reg[3] & 0xF0000000) >> 28;\r
 641         return ((type == 8) || (type == 4));\r
 642 }\r
 643 \r
 644 static inline bool reg_check_interlace(vpu_reg *reg)\r
 645 {\r
 646         unsigned long type = (reg->reg[3] & (1 << 23));\r
 647         return (type > 0);\r
 648 }\r
 649 \r
 650 static inline enum VPU_DEC_FMT reg_check_fmt(vpu_reg *reg)\r
 651 {\r
 652         enum VPU_DEC_FMT type = (enum VPU_DEC_FMT)((reg->reg[3] & 0xF0000000) >> 28);\r
 653         return type;\r
 654 }\r
 655 \r
 656 static inline int reg_probe_width(vpu_reg *reg)\r
 657 {\r
 658     int width_in_mb = reg->reg[4] >> 23;\r
 659     \r
 660     return width_in_mb * 16;\r
 661 }\r
 662 \r
 663 #if defined(CONFIG_VCODEC_MMU)\r
 664 static int vcodec_bufid_to_iova(struct vpu_service_info *pservice, u8 *tbl, int size, vpu_reg *reg)\r
 665 {\r
 666         int i;\r
 667         int usr_fd = 0;\r
 668         int offset = 0;\r
 669 \r
 670         if (tbl == NULL || size <= 0) {\r
 671                 dev_err(pservice->dev, "input arguments invalidate\n");\r
 672                 return -1;\r
 673         }\r
 674 \r
 675         vpu_service_power_on(pservice);\r
 676 \r
 677         for (i = 0; i < size; i++) {\r
 678                 usr_fd = reg->reg[tbl[i]] & 0x3FF;\r
 679 \r
 680                 if (tbl[i] == 41 && pservice->hw_info->hw_id != HEVC_ID && (reg->type == VPU_DEC || reg->type == VPU_DEC_PP)) {\r
 681                         /* special for vpu dec num 41 regitster */\r
 682                         offset = reg->reg[tbl[i]] >> 10 << 4;\r
 683                 } else {\r
 684                         offset = reg->reg[tbl[i]] >> 10;\r
 685                 }\r
 686 \r
 687                 if (usr_fd != 0) {\r
 688                         struct ion_handle *hdl;\r
 689                         int ret;\r
 690                         struct vcodec_mem_region *mem_region;\r
 691 \r
 692                         hdl = ion_import_dma_buf(pservice->ion_client, usr_fd);\r
 693                         if (IS_ERR(hdl)) {\r
 694                                 dev_err(pservice->dev, "import dma-buf from fd %d failed, reg[%d]\n", usr_fd, tbl[i]);\r
 695                                 return PTR_ERR(hdl);\r
 696                         }\r
 697 \r
 698                         mem_region = kzalloc(sizeof(struct vcodec_mem_region), GFP_KERNEL);\r
 699 \r
 700                         if (mem_region == NULL) {\r
 701                                 dev_err(pservice->dev, "allocate memory for iommu memory region failed\n");\r
 702                                 ion_free(pservice->ion_client, hdl);\r
 703                                 return -1;\r
 704                         }\r
 705 \r
 706                         mem_region->hdl = hdl;\r
 707 \r
 708                         ret = ion_map_iommu(pservice->dev, pservice->ion_client, mem_region->hdl, &mem_region->iova, &mem_region->len);\r
 709                         if (ret < 0) {\r
 710                                 dev_err(pservice->dev, "ion map iommu failed\n");\r
 711                                 kfree(mem_region);\r
 712                                 ion_free(pservice->ion_client, hdl);\r
 713                                 return ret;\r
 714                         }\r
 715                         reg->reg[tbl[i]] = mem_region->iova + offset;\r
 716                         INIT_LIST_HEAD(&mem_region->reg_lnk);\r
 717                         list_add_tail(&mem_region->reg_lnk, &reg->mem_region_list);\r
 718                 }\r
 719         }\r
 720         return 0;\r
 721 }\r
 722 \r
 723 static int vcodec_reg_address_translate(struct vpu_service_info *pservice, vpu_reg *reg)\r
 724 {\r
 725         VPU_HW_ID hw_id;\r
 726         u8 *tbl;\r
 727         int size = 0;\r
 728 \r
 729         hw_id = pservice->hw_info->hw_id;\r
 730 \r
 731         if (hw_id == HEVC_ID) {\r
 732                 tbl = addr_tbl_hevc_dec;\r
 733                 size = sizeof(addr_tbl_hevc_dec);\r
 734         } else {\r
 735                 if (reg->type == VPU_DEC || reg->type == VPU_DEC_PP) {\r
 736                         switch (reg_check_fmt(reg)) {\r
 737                         case VPU_DEC_FMT_H264:\r
 738                                 {\r
 739                                         tbl = addr_tbl_vpu_h264dec;\r
 740                                         size = sizeof(addr_tbl_vpu_h264dec);\r
 741                                         break;\r
 742                                 }\r
 743                         case VPU_DEC_FMT_VP8:\r
 744                         case VPU_DEC_FMT_VP7:\r
 745                                 {\r
 746                                         tbl = addr_tbl_vpu_vp8dec;\r
 747                                         size = sizeof(addr_tbl_vpu_vp8dec);\r
 748                                         break;\r
 749                                 }\r
 750 \r
 751                         case VPU_DEC_FMT_VP6:\r
 752                                 {\r
 753                                         tbl = addr_tbl_vpu_vp6dec;\r
 754                                         size = sizeof(addr_tbl_vpu_vp6dec);\r
 755                                         break;\r
 756                                 }\r
 757                         case VPU_DEC_FMT_VC1:\r
 758                                 {\r
 759                                         tbl = addr_tbl_vpu_vc1dec;\r
 760                                         size = sizeof(addr_tbl_vpu_vc1dec);\r
 761                                         break;\r
 762                                 }\r
 763 \r
 764                         case VPU_DEC_FMT_JPEG:\r
 765                                 {\r
 766                                         tbl = addr_tbl_vpu_jpegdec;\r
 767                                         size = sizeof(addr_tbl_vpu_jpegdec);\r
 768                                         break;\r
 769                                 }\r
 770                         default:\r
 771                                 tbl = addr_tbl_vpu_defaultdec;\r
 772                                 size = sizeof(addr_tbl_vpu_defaultdec);\r
 773                                 break;\r
 774                         }\r
 775                 } else if (reg->type == VPU_ENC) {\r
 776                         tbl = addr_tbl_vpu_enc;\r
 777                         size = sizeof(addr_tbl_vpu_enc);\r
 778                 }\r
 779         }\r
 780 \r
 781         if (size != 0) {\r
 782                 return vcodec_bufid_to_iova(pservice, tbl, size, reg);\r
 783         } else {\r
 784                 return -1;\r
 785         }\r
 786 }\r
 787 #endif\r
 788 \r
 789 static vpu_reg *reg_init(struct vpu_service_info *pservice, vpu_session *session, void __user *src, unsigned long size)\r
 790 {\r
 791         vpu_reg *reg = kmalloc(sizeof(vpu_reg)+pservice->reg_size, GFP_KERNEL);\r
 792         if (NULL == reg) {\r
 793                 pr_err("error: kmalloc fail in reg_init\n");\r
 794                 return NULL;\r
 795         }\r
 796 \r
 797         if (size > pservice->reg_size) {\r
 798                 printk("warning: vpu reg size %lu is larger than hw reg size %lu\n", size, pservice->reg_size);\r
 799                 size = pservice->reg_size;\r
 800         }\r
 801         reg->session = session;\r
 802         reg->type = session->type;\r
 803         reg->size = size;\r
 804         reg->freq = VPU_FREQ_DEFAULT;\r
 805         reg->reg = (unsigned long *)&reg[1];\r
 806         INIT_LIST_HEAD(&reg->session_link);\r
 807         INIT_LIST_HEAD(&reg->status_link);\r
 808 \r
 809 #if defined(CONFIG_VCODEC_MMU)  \r
 810         if (pservice->mmu_dev) {\r
 811             INIT_LIST_HEAD(&reg->mem_region_list);\r
 812         }\r
 813 #endif\r
 814 \r
 815         if (copy_from_user(&reg->reg[0], (void __user *)src, size)) {\r
 816                 pr_err("error: copy_from_user failed in reg_init\n");\r
 817                 kfree(reg);\r
 818                 return NULL;\r
 819         }\r
 820 \r
 821 #if defined(CONFIG_VCODEC_MMU)\r
 822         if (pservice->mmu_dev && 0 > vcodec_reg_address_translate(pservice, reg)) {\r
 823                 pr_err("error: translate reg address failed\n");\r
 824                 kfree(reg);\r
 825                 return NULL;\r
 826         }\r
 827 #endif\r
 828 \r
 829         mutex_lock(&pservice->lock);\r
 830         list_add_tail(&reg->status_link, &pservice->waiting);\r
 831         list_add_tail(&reg->session_link, &session->waiting);\r
 832         mutex_unlock(&pservice->lock);\r
 833 \r
 834         if (pservice->auto_freq) {\r
 835                 if (!soc_is_rk2928g()) {\r
 836                         if (reg->type == VPU_DEC || reg->type == VPU_DEC_PP) {\r
 837                                 if (reg_check_rmvb_wmv(reg)) {\r
 838                                         reg->freq = VPU_FREQ_200M;\r
 839                                 } else if (reg_check_fmt(reg) == VPU_DEC_FMT_H264) {\r
 840                                         if (reg_probe_width(reg) > 3200) {\r
 841                                                 // raise frequency for 4k avc.\r
 842                                                 reg->freq = VPU_FREQ_500M;\r
 843                                         }\r
 844                                 } else {\r
 845                                         if (reg_check_interlace(reg)) {\r
 846                                                 reg->freq = VPU_FREQ_400M;\r
 847                                         }\r
 848                                 }\r
 849                         }\r
 850                         if (reg->type == VPU_PP) {\r
 851                                 reg->freq = VPU_FREQ_400M;\r
 852                         }\r
 853                 }\r
 854         }\r
 855 \r
 856         return reg;\r
 857 }\r
 858 \r
 859 static void reg_deinit(struct vpu_service_info *pservice, vpu_reg *reg)\r
 860 {\r
 861 #if defined(CONFIG_VCODEC_MMU)\r
 862         struct vcodec_mem_region *mem_region = NULL, *n;\r
 863 #endif\r
 864 \r
 865         list_del_init(&reg->session_link);\r
 866         list_del_init(&reg->status_link);\r
 867         if (reg == pservice->reg_codec)\r
 868                 pservice->reg_codec = NULL;\r
 869         if (reg == pservice->reg_pproc)\r
 870                 pservice->reg_pproc = NULL;\r
 871 \r
 872 #if defined(CONFIG_VCODEC_MMU)\r
 873         // release memory region attach to this registers table.\r
 874         if (pservice->mmu_dev) {\r
 875                 list_for_each_entry_safe(mem_region, n, &reg->mem_region_list, reg_lnk) {\r
 876                         ion_unmap_iommu(pservice->dev, pservice->ion_client, mem_region->hdl);\r
 877                         ion_free(pservice->ion_client, mem_region->hdl);\r
 878                         list_del_init(&mem_region->reg_lnk);\r
 879                         kfree(mem_region);\r
 880                 }\r
 881         }\r
 882 #endif\r
 883 \r
 884         kfree(reg);\r
 885 }\r
 886 \r
 887 static void reg_from_wait_to_run(struct vpu_service_info *pservice, vpu_reg *reg)\r
 888 {\r
 889         list_del_init(&reg->status_link);\r
 890         list_add_tail(&reg->status_link, &pservice->running);\r
 891 \r
 892         list_del_init(&reg->session_link);\r
 893         list_add_tail(&reg->session_link, &reg->session->running);\r
 894 }\r
 895 \r
 896 static void reg_copy_from_hw(vpu_reg *reg, volatile u32 *src, u32 count)\r
 897 {\r
 898         int i;\r
 899         u32 *dst = (u32 *)&reg->reg[0];\r
 900         for (i = 0; i < count; i++)\r
 901                 *dst++ = *src++;\r
 902 }\r
 903 \r
 904 static void reg_from_run_to_done(struct vpu_service_info *pservice, vpu_reg *reg)\r
 905 {\r
 906         int irq_reg = -1;\r
 907         list_del_init(&reg->status_link);\r
 908         list_add_tail(&reg->status_link, &pservice->done);\r
 909 \r
 910         list_del_init(&reg->session_link);\r
 911         list_add_tail(&reg->session_link, &reg->session->done);\r
 912 \r
 913         switch (reg->type) {\r
 914         case VPU_ENC : {\r
 915                 pservice->reg_codec = NULL;\r
 916                 reg_copy_from_hw(reg, pservice->enc_dev.hwregs, pservice->hw_info->enc_reg_num);\r
 917                 irq_reg = ENC_INTERRUPT_REGISTER;\r
 918                 break;\r
 919         }\r
 920         case VPU_DEC : {\r
 921                 int reg_len = pservice->hw_info->hw_id == HEVC_ID ? REG_NUM_HEVC_DEC : REG_NUM_9190_DEC;\r
 922                 pservice->reg_codec = NULL;\r
 923                 reg_copy_from_hw(reg, pservice->dec_dev.hwregs, reg_len);\r
 924                 irq_reg = DEC_INTERRUPT_REGISTER;\r
 925                 break;\r
 926         }\r
 927         case VPU_PP : {\r
 928                 pservice->reg_pproc = NULL;\r
 929                 reg_copy_from_hw(reg, pservice->dec_dev.hwregs + PP_INTERRUPT_REGISTER, REG_NUM_9190_PP);\r
 930                 pservice->dec_dev.hwregs[PP_INTERRUPT_REGISTER] = 0;\r
 931                 break;\r
 932         }\r
 933         case VPU_DEC_PP : {\r
 934                 pservice->reg_codec = NULL;\r
 935                 pservice->reg_pproc = NULL;\r
 936                 reg_copy_from_hw(reg, pservice->dec_dev.hwregs, REG_NUM_9190_DEC_PP);\r
 937                 pservice->dec_dev.hwregs[PP_INTERRUPT_REGISTER] = 0;\r
 938                 break;\r
 939         }\r
 940         default : {\r
 941                 pr_err("error: copy reg from hw with unknown type %d\n", reg->type);\r
 942                 break;\r
 943         }\r
 944         }\r
 945 \r
 946         if (irq_reg != -1) {\r
 947                 reg->reg[irq_reg] = pservice->irq_status;\r
 948         }\r
 949 \r
 950         atomic_sub(1, &reg->session->task_running);\r
 951         atomic_sub(1, &pservice->total_running);\r
 952         wake_up(&reg->session->wait);\r
 953 }\r
 954 \r
 955 static void vpu_service_set_freq(struct vpu_service_info *pservice, vpu_reg *reg)\r
 956 {\r
 957         VPU_FREQ curr = atomic_read(&pservice->freq_status);\r
 958         if (curr == reg->freq) {\r
 959                 return ;\r
 960         }\r
 961         atomic_set(&pservice->freq_status, reg->freq);\r
 962         switch (reg->freq) {\r
 963         case VPU_FREQ_200M : {\r
 964                 clk_set_rate(pservice->aclk_vcodec, 200*MHZ);\r
 965                 //printk("default: 200M\n");\r
 966         } break;\r
 967         case VPU_FREQ_266M : {\r
 968                 clk_set_rate(pservice->aclk_vcodec, 266*MHZ);\r
 969                 //printk("default: 266M\n");\r
 970         } break;\r
 971         case VPU_FREQ_300M : {\r
 972                 clk_set_rate(pservice->aclk_vcodec, 300*MHZ);\r
 973                 //printk("default: 300M\n");\r
 974         } break;\r
 975         case VPU_FREQ_400M : {\r
 976                 clk_set_rate(pservice->aclk_vcodec, 400*MHZ);\r
 977                 //printk("default: 400M\n");\r
 978         } break;\r
 979         case VPU_FREQ_500M : {\r
 980                 clk_set_rate(pservice->aclk_vcodec, 500*MHZ);\r
 981         } break;\r
 982         case VPU_FREQ_600M : {\r
 983                 clk_set_rate(pservice->aclk_vcodec, 600*MHZ);\r
 984         } break;\r
 985         default : {\r
 986                 if (soc_is_rk2928g()) {\r
 987                         clk_set_rate(pservice->aclk_vcodec, 400*MHZ);\r
 988                 } else {\r
 989                         clk_set_rate(pservice->aclk_vcodec, 300*MHZ);\r
 990                 }\r
 991                 //printk("default: 300M\n");\r
 992         } break;\r
 993         }\r
 994 }\r
 995 \r
 996 #if HEVC_SIM_ENABLE\r
 997 static void simulate_start(struct vpu_service_info *pservice);\r
 998 #endif\r
 999 static void reg_copy_to_hw(struct vpu_service_info *pservice, vpu_reg *reg)\r
1000 {\r
1001         int i;\r
1002         u32 *src = (u32 *)&reg->reg[0];\r
1003         atomic_add(1, &pservice->total_running);\r
1004         atomic_add(1, &reg->session->task_running);\r
1005         if (pservice->auto_freq) {\r
1006                 vpu_service_set_freq(pservice, reg);\r
1007         }\r
1008         switch (reg->type) {\r
1009         case VPU_ENC : {\r
1010                 int enc_count = pservice->hw_info->enc_reg_num;\r
1011                 u32 *dst = (u32 *)pservice->enc_dev.hwregs;\r
1012 \r
1013                 pservice->reg_codec = reg;\r
1014 \r
1015                 dst[VPU_REG_EN_ENC] = src[VPU_REG_EN_ENC] & 0x6;\r
1016 \r
1017                 for (i = 0; i < VPU_REG_EN_ENC; i++)\r
1018                         dst[i] = src[i];\r
1019 \r
1020                 for (i = VPU_REG_EN_ENC + 1; i < enc_count; i++)\r
1021                         dst[i] = src[i];\r
1022 \r
1023                 dsb();\r
1024 \r
1025                 dst[VPU_REG_ENC_GATE] = src[VPU_REG_ENC_GATE] | VPU_REG_ENC_GATE_BIT;\r
1026                 dst[VPU_REG_EN_ENC]   = src[VPU_REG_EN_ENC];\r
1027 \r
1028 #if VPU_SERVICE_SHOW_TIME\r
1029                 do_gettimeofday(&enc_start);\r
1030 #endif\r
1031 \r
1032         } break;\r
1033         case VPU_DEC : {\r
1034                 u32 *dst = (u32 *)pservice->dec_dev.hwregs;\r
1035 \r
1036                 pservice->reg_codec = reg;\r
1037 \r
1038                 if (pservice->hw_info->hw_id != HEVC_ID) {\r
1039                         for (i = REG_NUM_9190_DEC - 1; i > VPU_REG_DEC_GATE; i--)\r
1040                                 dst[i] = src[i];\r
1041                 } else {\r
1042                         for (i = REG_NUM_HEVC_DEC - 1; i > VPU_REG_EN_DEC; i--) {\r
1043                                 dst[i] = src[i];\r
1044                         }\r
1045                 }\r
1046 \r
1047                 dsb();\r
1048 \r
1049                 if (pservice->hw_info->hw_id != HEVC_ID) {\r
1050                         dst[VPU_REG_DEC_GATE] = src[VPU_REG_DEC_GATE] | VPU_REG_DEC_GATE_BIT;\r
1051                         dst[VPU_REG_EN_DEC]   = src[VPU_REG_EN_DEC];\r
1052                 } else {\r
1053                         dst[VPU_REG_EN_DEC] = src[VPU_REG_EN_DEC];\r
1054                 }\r
1055 \r
1056                 dsb();\r
1057                 dmb();\r
1058 \r
1059 #if VPU_SERVICE_SHOW_TIME\r
1060                 do_gettimeofday(&dec_start);\r
1061 #endif\r
1062 \r
1063         } break;\r
1064         case VPU_PP : {\r
1065                 u32 *dst = (u32 *)pservice->dec_dev.hwregs + PP_INTERRUPT_REGISTER;\r
1066                 pservice->reg_pproc = reg;\r
1067 \r
1068                 dst[VPU_REG_PP_GATE] = src[VPU_REG_PP_GATE] | VPU_REG_PP_GATE_BIT;\r
1069 \r
1070                 for (i = VPU_REG_PP_GATE + 1; i < REG_NUM_9190_PP; i++)\r
1071                         dst[i] = src[i];\r
1072 \r
1073                 dsb();\r
1074 \r
1075                 dst[VPU_REG_EN_PP] = src[VPU_REG_EN_PP];\r
1076 \r
1077 #if VPU_SERVICE_SHOW_TIME\r
1078                 do_gettimeofday(&pp_start);\r
1079 #endif\r
1080 \r
1081         } break;\r
1082         case VPU_DEC_PP : {\r
1083                 u32 *dst = (u32 *)pservice->dec_dev.hwregs;\r
1084                 pservice->reg_codec = reg;\r
1085                 pservice->reg_pproc = reg;\r
1086 \r
1087                 for (i = VPU_REG_EN_DEC_PP + 1; i < REG_NUM_9190_DEC_PP; i++)\r
1088                         dst[i] = src[i];\r
1089 \r
1090                 dst[VPU_REG_EN_DEC_PP]   = src[VPU_REG_EN_DEC_PP] | 0x2;\r
1091                 dsb();\r
1092 \r
1093                 dst[VPU_REG_DEC_PP_GATE] = src[VPU_REG_DEC_PP_GATE] | VPU_REG_PP_GATE_BIT;\r
1094                 dst[VPU_REG_DEC_GATE]    = src[VPU_REG_DEC_GATE]    | VPU_REG_DEC_GATE_BIT;\r
1095                 dst[VPU_REG_EN_DEC]      = src[VPU_REG_EN_DEC];\r
1096 \r
1097 #if VPU_SERVICE_SHOW_TIME\r
1098                 do_gettimeofday(&dec_start);\r
1099 #endif\r
1100 \r
1101         } break;\r
1102         default : {\r
1103                 pr_err("error: unsupport session type %d", reg->type);\r
1104                 atomic_sub(1, &pservice->total_running);\r
1105                 atomic_sub(1, &reg->session->task_running);\r
1106                 break;\r
1107         }\r
1108         }\r
1109 \r
1110 #if HEVC_SIM_ENABLE\r
1111         if (pservice->hw_info->hw_id == HEVC_ID) {\r
1112                 simulate_start(pservice);\r
1113         }\r
1114 #endif\r
1115 }\r
1116 \r
1117 static void try_set_reg(struct vpu_service_info *pservice)\r
1118 {\r
1119         // first get reg from reg list\r
1120         if (!list_empty(&pservice->waiting)) {\r
1121                 int can_set = 0;\r
1122                 vpu_reg *reg = list_entry(pservice->waiting.next, vpu_reg, status_link);\r
1123 \r
1124                 vpu_service_power_on(pservice);\r
1125 \r
1126                 switch (reg->type) {\r
1127                 case VPU_ENC : {\r
1128                         if ((NULL == pservice->reg_codec) &&  (NULL == pservice->reg_pproc))\r
1129                                 can_set = 1;\r
1130                 } break;\r
1131                 case VPU_DEC : {\r
1132                         if (NULL == pservice->reg_codec)\r
1133                                 can_set = 1;\r
1134                         if (pservice->auto_freq && (NULL != pservice->reg_pproc)) {\r
1135                                 can_set = 0;\r
1136                         }\r
1137                 } break;\r
1138                 case VPU_PP : {\r
1139                         if (NULL == pservice->reg_codec) {\r
1140                                 if (NULL == pservice->reg_pproc)\r
1141                                         can_set = 1;\r
1142                         } else {\r
1143                                 if ((VPU_DEC == pservice->reg_codec->type) && (NULL == pservice->reg_pproc))\r
1144                                         can_set = 1;\r
1145                                 // can not charge frequency when vpu is working\r
1146                                 if (pservice->auto_freq) {\r
1147                                         can_set = 0;\r
1148                                 }\r
1149                         }\r
1150                 } break;\r
1151                 case VPU_DEC_PP : {\r
1152                         if ((NULL == pservice->reg_codec) && (NULL == pservice->reg_pproc))\r
1153                                 can_set = 1;\r
1154                         } break;\r
1155                 default : {\r
1156                         printk("undefined reg type %d\n", reg->type);\r
1157                 } break;\r
1158                 }\r
1159                 if (can_set) {\r
1160                         reg_from_wait_to_run(pservice, reg);\r
1161                         reg_copy_to_hw(pservice, reg);\r
1162                 }\r
1163         }\r
1164 }\r
1165 \r
1166 static int return_reg(struct vpu_service_info *pservice, vpu_reg *reg, u32 __user *dst)\r
1167 {\r
1168         int ret = 0;\r
1169         switch (reg->type) {\r
1170         case VPU_ENC : {\r
1171                 if (copy_to_user(dst, &reg->reg[0], pservice->hw_info->enc_io_size))\r
1172                         ret = -EFAULT;\r
1173                 break;\r
1174         }\r
1175         case VPU_DEC : {\r
1176                 int reg_len = pservice->hw_info->hw_id == HEVC_ID ? REG_NUM_HEVC_DEC : REG_NUM_9190_DEC;\r
1177                 if (copy_to_user(dst, &reg->reg[0], SIZE_REG(reg_len)))\r
1178                         ret = -EFAULT;\r
1179                 break;\r
1180         }\r
1181         case VPU_PP : {\r
1182                 if (copy_to_user(dst, &reg->reg[0], SIZE_REG(REG_NUM_9190_PP)))\r
1183                         ret = -EFAULT;\r
1184                 break;\r
1185         }\r
1186         case VPU_DEC_PP : {\r
1187                 if (copy_to_user(dst, &reg->reg[0], SIZE_REG(REG_NUM_9190_DEC_PP)))\r
1188                         ret = -EFAULT;\r
1189                 break;\r
1190         }\r
1191         default : {\r
1192                 ret = -EFAULT;\r
1193                 pr_err("error: copy reg to user with unknown type %d\n", reg->type);\r
1194                 break;\r
1195         }\r
1196         }\r
1197         reg_deinit(pservice, reg);\r
1198         return ret;\r
1199 }\r
1200 \r
1201 static long vpu_service_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)\r
1202 {\r
1203     struct vpu_service_info *pservice = container_of(filp->f_dentry->d_inode->i_cdev, struct vpu_service_info, cdev);\r
1204         vpu_session *session = (vpu_session *)filp->private_data;\r
1205         if (NULL == session) {\r
1206                 return -EINVAL;\r
1207         }\r
1208 \r
1209         switch (cmd) {\r
1210         case VPU_IOC_SET_CLIENT_TYPE : {\r
1211                 session->type = (VPU_CLIENT_TYPE)arg;\r
1212                 break;\r
1213         }\r
1214         case VPU_IOC_GET_HW_FUSE_STATUS : {\r
1215                 vpu_request req;\r
1216                 if (copy_from_user(&req, (void __user *)arg, sizeof(vpu_request))) {\r
1217                         pr_err("error: VPU_IOC_GET_HW_FUSE_STATUS copy_from_user failed\n");\r
1218                         return -EFAULT;\r
1219                 } else {\r
1220                         if (VPU_ENC != session->type) {\r
1221                                 if (copy_to_user((void __user *)req.req, &pservice->dec_config, sizeof(VPUHwDecConfig_t))) {\r
1222                                         pr_err("error: VPU_IOC_GET_HW_FUSE_STATUS copy_to_user failed type %d\n", session->type);\r
1223                                         return -EFAULT;\r
1224                                 }\r
1225                         } else {\r
1226                                 if (copy_to_user((void __user *)req.req, &pservice->enc_config, sizeof(VPUHwEncConfig_t))) {\r
1227                                         pr_err("error: VPU_IOC_GET_HW_FUSE_STATUS copy_to_user failed type %d\n", session->type);\r
1228                                         return -EFAULT;\r
1229                                 }\r
1230                         }\r
1231                 }\r
1232 \r
1233                 break;\r
1234         }\r
1235         case VPU_IOC_SET_REG : {\r
1236                 vpu_request req;\r
1237                 vpu_reg *reg;\r
1238                 if (copy_from_user(&req, (void __user *)arg, sizeof(vpu_request))) {\r
1239                         pr_err("error: VPU_IOC_SET_REG copy_from_user failed\n");\r
1240                         return -EFAULT;\r
1241                 }\r
1242                 reg = reg_init(pservice, session, (void __user *)req.req, req.size);\r
1243                 if (NULL == reg) {\r
1244                         return -EFAULT;\r
1245                 } else {\r
1246                         mutex_lock(&pservice->lock);\r
1247                         try_set_reg(pservice);\r
1248                         mutex_unlock(&pservice->lock);\r
1249                 }\r
1250 \r
1251                 break;\r
1252         }\r
1253         case VPU_IOC_GET_REG : {\r
1254                 vpu_request req;\r
1255                 vpu_reg *reg;\r
1256                 if (copy_from_user(&req, (void __user *)arg, sizeof(vpu_request))) {\r
1257                         pr_err("error: VPU_IOC_GET_REG copy_from_user failed\n");\r
1258                         return -EFAULT;\r
1259                 } else {\r
1260                         int ret = wait_event_timeout(session->wait, !list_empty(&session->done), VPU_TIMEOUT_DELAY);\r
1261                         if (!list_empty(&session->done)) {\r
1262                                 if (ret < 0) {\r
1263                                         pr_err("warning: pid %d wait task sucess but wait_evernt ret %d\n", session->pid, ret);\r
1264                                 }\r
1265                                 ret = 0;\r
1266                         } else {\r
1267                                 if (unlikely(ret < 0)) {\r
1268                                         pr_err("error: pid %d wait task ret %d\n", session->pid, ret);\r
1269                                 } else if (0 == ret) {\r
1270                                         pr_err("error: pid %d wait %d task done timeout\n", session->pid, atomic_read(&session->task_running));\r
1271                                         ret = -ETIMEDOUT;\r
1272                                 }\r
1273                         }\r
1274                         if (ret < 0) {\r
1275                                 int task_running = atomic_read(&session->task_running);\r
1276                                 mutex_lock(&pservice->lock);\r
1277                                 vpu_service_dump(pservice);\r
1278                                 if (task_running) {\r
1279                                         atomic_set(&session->task_running, 0);\r
1280                                         atomic_sub(task_running, &pservice->total_running);\r
1281                                         printk("%d task is running but not return, reset hardware...", task_running);\r
1282                                         vpu_reset(pservice);\r
1283                                         printk("done\n");\r
1284                                 }\r
1285                                 vpu_service_session_clear(pservice, session);\r
1286                                 mutex_unlock(&pservice->lock);\r
1287                                 return ret;\r
1288                         }\r
1289                 }\r
1290                 mutex_lock(&pservice->lock);\r
1291                 reg = list_entry(session->done.next, vpu_reg, session_link);\r
1292                 return_reg(pservice, reg, (u32 __user *)req.req);\r
1293                 mutex_unlock(&pservice->lock);\r
1294                 break;\r
1295         }\r
1296         case VPU_IOC_PROBE_IOMMU_STATUS: {\r
1297                 int iommu_enable = 0;\r
1298 \r
1299 #if defined(CONFIG_VCODEC_MMU)                \r
1300                 iommu_enable = pservice->mmu_dev ? 1 : 0; \r
1301 #endif                \r
1302 \r
1303                 if (copy_to_user((void __user *)arg, &iommu_enable, sizeof(int))) {\r
1304                         pr_err("error: VPU_IOC_PROBE_IOMMU_STATUS copy_to_user failed\n");\r
1305                         return -EFAULT;\r
1306                 }\r
1307                 break;\r
1308         }\r
1309         default : {\r
1310                 pr_err("error: unknow vpu service ioctl cmd %x\n", cmd);\r
1311                 break;\r
1312         }\r
1313         }\r
1314 \r
1315         return 0;\r
1316 }\r
1317 \r
1318 static int vpu_service_check_hw(vpu_service_info *p, unsigned long hw_addr)\r
1319 {\r
1320         int ret = -EINVAL, i = 0;\r
1321         volatile u32 *tmp = (volatile u32 *)ioremap_nocache(hw_addr, 0x4);\r
1322         u32 enc_id = *tmp;\r
1323 \r
1324 #if HEVC_SIM_ENABLE\r
1325         /// temporary, hevc driver test.\r
1326         if (strncmp(dev_name(p->dev), "hevc_service", strlen("hevc_service")) == 0) {\r
1327                 p->hw_info = &vpu_hw_set[2];\r
1328                 return 0;\r
1329         }\r
1330 #endif\r
1331 \r
1332         enc_id = (enc_id >> 16) & 0xFFFF;\r
1333         pr_info("checking hw id %x\n", enc_id);\r
1334         p->hw_info = NULL;\r
1335         for (i = 0; i < ARRAY_SIZE(vpu_hw_set); i++) {\r
1336                 if (enc_id == vpu_hw_set[i].hw_id) {\r
1337                         p->hw_info = &vpu_hw_set[i];\r
1338                         ret = 0;\r
1339                         break;\r
1340                 }\r
1341         }\r
1342         iounmap((void *)tmp);\r
1343         return ret;\r
1344 }\r
1345 \r
1346 static int vpu_service_open(struct inode *inode, struct file *filp)\r
1347 {\r
1348         struct vpu_service_info *pservice = container_of(inode->i_cdev, struct vpu_service_info, cdev);\r
1349         vpu_session *session = (vpu_session *)kmalloc(sizeof(vpu_session), GFP_KERNEL);\r
1350         if (NULL == session) {\r
1351                 pr_err("error: unable to allocate memory for vpu_session.");\r
1352                 return -ENOMEM;\r
1353         }\r
1354 \r
1355         session->type   = VPU_TYPE_BUTT;\r
1356         session->pid    = current->pid;\r
1357         INIT_LIST_HEAD(&session->waiting);\r
1358         INIT_LIST_HEAD(&session->running);\r
1359         INIT_LIST_HEAD(&session->done);\r
1360         INIT_LIST_HEAD(&session->list_session);\r
1361         init_waitqueue_head(&session->wait);\r
1362         atomic_set(&session->task_running, 0);\r
1363         mutex_lock(&pservice->lock);\r
1364         list_add_tail(&session->list_session, &pservice->session);\r
1365         filp->private_data = (void *)session;\r
1366         mutex_unlock(&pservice->lock);\r
1367 \r
1368         pr_debug("dev opened\n");\r
1369         return nonseekable_open(inode, filp);\r
1370 }\r
1371 \r
1372 static int vpu_service_release(struct inode *inode, struct file *filp)\r
1373 {\r
1374         struct vpu_service_info *pservice = container_of(inode->i_cdev, struct vpu_service_info, cdev);\r
1375         int task_running;\r
1376         vpu_session *session = (vpu_session *)filp->private_data;\r
1377         if (NULL == session)\r
1378                 return -EINVAL;\r
1379 \r
1380         task_running = atomic_read(&session->task_running);\r
1381         if (task_running) {\r
1382                 pr_err("error: vpu_service session %d still has %d task running when closing\n", session->pid, task_running);\r
1383                 msleep(50);\r
1384         }\r
1385         wake_up(&session->wait);\r
1386 \r
1387         mutex_lock(&pservice->lock);\r
1388         /* remove this filp from the asynchronusly notified filp's */\r
1389         list_del_init(&session->list_session);\r
1390         vpu_service_session_clear(pservice, session);\r
1391         kfree(session);\r
1392         filp->private_data = NULL;\r
1393         mutex_unlock(&pservice->lock);\r
1394 \r
1395         pr_debug("dev closed\n");\r
1396         return 0;\r
1397 }\r
1398 \r
1399 static const struct file_operations vpu_service_fops = {\r
1400         .unlocked_ioctl = vpu_service_ioctl,\r
1401         .open           = vpu_service_open,\r
1402         .release        = vpu_service_release,\r
1403         //.fasync       = vpu_service_fasync,\r
1404 };\r
1405 \r
1406 static irqreturn_t vdpu_irq(int irq, void *dev_id);\r
1407 static irqreturn_t vdpu_isr(int irq, void *dev_id);\r
1408 static irqreturn_t vepu_irq(int irq, void *dev_id);\r
1409 static irqreturn_t vepu_isr(int irq, void *dev_id);\r
1410 static void get_hw_info(struct vpu_service_info *pservice);\r
1411 \r
1412 #if HEVC_SIM_ENABLE\r
1413 static void simulate_work(struct work_struct *work_s)\r
1414 {\r
1415     struct delayed_work *dlwork = container_of(work_s, struct delayed_work, work);\r
1416     struct vpu_service_info *pservice = container_of(dlwork, struct vpu_service_info, simulate_work);\r
1417     vpu_device *dev = &pservice->dec_dev;\r
1418 \r
1419     if (!list_empty(&pservice->running)) {\r
1420         atomic_add(1, &dev->irq_count_codec);\r
1421         vdpu_isr(0, (void*)pservice);\r
1422     } else {\r
1423         //simulate_start(pservice);\r
1424         pr_err("empty running queue\n");\r
1425     }\r
1426 }\r
1427 \r
1428 static void simulate_init(struct vpu_service_info *pservice)\r
1429 {\r
1430     INIT_DELAYED_WORK(&pservice->simulate_work, simulate_work);\r
1431 }\r
1432 \r
1433 static void simulate_start(struct vpu_service_info *pservice)\r
1434 {\r
1435     cancel_delayed_work_sync(&pservice->power_off_work);\r
1436     queue_delayed_work(system_nrt_wq, &pservice->simulate_work, VPU_SIMULATE_DELAY);\r
1437 }\r
1438 #endif\r
1439 \r
1440 #if HEVC_TEST_ENABLE\r
1441 static int hevc_test_case0(vpu_service_info *pservice);\r
1442 #endif\r
1443 #if defined(CONFIG_ION_ROCKCHIP)\r
1444 extern struct ion_client *rockchip_ion_client_create(const char * name);\r
1445 #endif\r
1446 static int vcodec_probe(struct platform_device *pdev)\r
1447 {\r
1448     int ret = 0;\r
1449     struct resource *res = NULL;\r
1450     struct device *dev = &pdev->dev;\r
1451     void __iomem *regs = NULL;\r
1452     struct device_node *np = pdev->dev.of_node;\r
1453     struct vpu_service_info *pservice = devm_kzalloc(dev, sizeof(struct vpu_service_info), GFP_KERNEL);\r
1454     char *prop = (char*)dev_name(dev);\r
1455 #if defined(CONFIG_VCODEC_MMU)\r
1456     char mmu_dev_dts_name[40];\r
1457 #endif\r
1458 \r
1459     pr_info("probe device %s\n", dev_name(dev));\r
1460 \r
1461     of_property_read_string(np, "name", (const char**)&prop);\r
1462     dev_set_name(dev, prop);\r
1463 \r
1464     if (strcmp(dev_name(dev), "hevc_service") == 0) {\r
1465         pservice->dev_id = VCODEC_DEVICE_ID_HEVC;\r
1466     } else if (strcmp(dev_name(dev), "vpu_service") == 0) {\r
1467         pservice->dev_id = VCODEC_DEVICE_ID_VPU;\r
1468     } else {\r
1469         dev_err(dev, "Unknown device %s to probe\n", dev_name(dev));\r
1470         return -1;\r
1471     }\r
1472 \r
1473     wake_lock_init(&pservice->wake_lock, WAKE_LOCK_SUSPEND, "vpu");\r
1474     INIT_LIST_HEAD(&pservice->waiting);\r
1475     INIT_LIST_HEAD(&pservice->running);\r
1476     INIT_LIST_HEAD(&pservice->done);\r
1477     INIT_LIST_HEAD(&pservice->session);\r
1478     mutex_init(&pservice->lock);\r
1479     pservice->reg_codec = NULL;\r
1480     pservice->reg_pproc = NULL;\r
1481     atomic_set(&pservice->total_running, 0);\r
1482     pservice->enabled = false;\r
1483 #if defined(CONFIG_VCODEC_MMU)    \r
1484     pservice->mmu_dev = NULL;\r
1485 #endif    \r
1486     pservice->dev = dev;\r
1487 \r
1488     if (0 > vpu_get_clk(pservice)) {\r
1489         goto err;\r
1490     }\r
1491 \r
1492     INIT_DELAYED_WORK(&pservice->power_off_work, vpu_power_off_work);\r
1493 \r
1494     vpu_service_power_on(pservice);\r
1495     \r
1496     mdelay(1);\r
1497 \r
1498     res = platform_get_resource(pdev, IORESOURCE_MEM, 0);\r
1499 \r
1500     regs = devm_ioremap_resource(pservice->dev, res);\r
1501     if (IS_ERR(regs)) {\r
1502         ret = PTR_ERR(regs);\r
1503         goto err;\r
1504     }\r
1505 \r
1506     ret = vpu_service_check_hw(pservice, res->start);\r
1507     if (ret < 0) {\r
1508         pr_err("error: hw info check faild\n");\r
1509         goto err;\r
1510     }\r
1511 \r
1512     /// define regs address.\r
1513     pservice->dec_dev.iobaseaddr = res->start + pservice->hw_info->dec_offset;\r
1514     pservice->dec_dev.iosize     = pservice->hw_info->dec_io_size;\r
1515 \r
1516     pservice->dec_dev.hwregs = (volatile u32 *)((u8 *)regs + pservice->hw_info->dec_offset);\r
1517 \r
1518     pservice->reg_size   = pservice->dec_dev.iosize;\r
1519 \r
1520     if (pservice->hw_info->hw_id != HEVC_ID) {\r
1521         pservice->enc_dev.iobaseaddr = res->start + pservice->hw_info->enc_offset;\r
1522         pservice->enc_dev.iosize     = pservice->hw_info->enc_io_size;\r
1523 \r
1524         pservice->reg_size = pservice->reg_size > pservice->enc_dev.iosize ? pservice->reg_size : pservice->enc_dev.iosize;\r
1525 \r
1526         pservice->enc_dev.hwregs = (volatile u32 *)((u8 *)regs + pservice->hw_info->enc_offset);\r
1527 \r
1528         pservice->irq_enc = platform_get_irq_byname(pdev, "irq_enc");\r
1529         if (pservice->irq_enc < 0) {\r
1530             dev_err(pservice->dev, "cannot find IRQ encoder\n");\r
1531             ret = -ENXIO;\r
1532             goto err;\r
1533         }\r
1534 \r
1535         ret = devm_request_threaded_irq(pservice->dev, pservice->irq_enc, vepu_irq, vepu_isr, 0, dev_name(pservice->dev), (void *)pservice);\r
1536         if (ret) {\r
1537             dev_err(pservice->dev, "error: can't request vepu irq %d\n", pservice->irq_enc);\r
1538             goto err;\r
1539         }\r
1540     }\r
1541 \r
1542     pservice->irq_dec = platform_get_irq_byname(pdev, "irq_dec");\r
1543     if (pservice->irq_dec < 0) {\r
1544         dev_err(pservice->dev, "cannot find IRQ decoder\n");\r
1545         ret = -ENXIO;\r
1546         goto err;\r
1547     }\r
1548 \r
1549     /* get the IRQ line */\r
1550     ret = devm_request_threaded_irq(pservice->dev, pservice->irq_dec, vdpu_irq, vdpu_isr, 0, dev_name(pservice->dev), (void *)pservice);\r
1551     if (ret) {\r
1552         dev_err(pservice->dev, "error: can't request vdpu irq %d\n", pservice->irq_dec);\r
1553         goto err;\r
1554     }\r
1555 \r
1556     atomic_set(&pservice->dec_dev.irq_count_codec, 0);\r
1557     atomic_set(&pservice->dec_dev.irq_count_pp, 0);\r
1558     atomic_set(&pservice->enc_dev.irq_count_codec, 0);\r
1559     atomic_set(&pservice->enc_dev.irq_count_pp, 0);\r
1560 \r
1561     /// create device\r
1562     ret = alloc_chrdev_region(&pservice->dev_t, 0, 1, dev_name(dev));\r
1563     if (ret) {\r
1564         dev_err(dev, "alloc dev_t failed\n");\r
1565         goto err;\r
1566     }\r
1567 \r
1568     cdev_init(&pservice->cdev, &vpu_service_fops);\r
1569 \r
1570     pservice->cdev.owner = THIS_MODULE;\r
1571     pservice->cdev.ops = &vpu_service_fops;\r
1572 \r
1573     ret = cdev_add(&pservice->cdev, pservice->dev_t, 1);\r
1574 \r
1575     if (ret) {\r
1576         dev_err(dev, "add dev_t failed\n");\r
1577         goto err;\r
1578     }\r
1579 \r
1580     pservice->cls = class_create(THIS_MODULE, dev_name(dev));\r
1581 \r
1582     if (IS_ERR(pservice->cls)) {\r
1583         ret = PTR_ERR(pservice->cls);\r
1584         dev_err(dev, "class_create err:%d\n", ret);\r
1585         goto err;\r
1586     }\r
1587 \r
1588     pservice->child_dev = device_create(pservice->cls, dev, pservice->dev_t, NULL, dev_name(dev));\r
1589 \r
1590     platform_set_drvdata(pdev, pservice);\r
1591 \r
1592     get_hw_info(pservice);\r
1593 \r
1594 \r
1595 #ifdef CONFIG_DEBUG_FS\r
1596     pservice->debugfs_dir = vcodec_debugfs_create_device_dir((char*)dev_name(dev), parent);\r
1597     \r
1598     if (pservice->debugfs_dir == NULL) {\r
1599         pr_err("create debugfs dir %s failed\n", dev_name(dev));\r
1600     }\r
1601 \r
1602     pservice->debugfs_file_regs = debugfs_create_file("regs", 0664,\r
1603                     pservice->debugfs_dir, pservice,\r
1604                     &debug_vcodec_fops);\r
1605 #endif\r
1606 \r
1607 #if defined(CONFIG_VCODEC_MMU)\r
1608     pservice->ion_client = rockchip_ion_client_create("vpu");\r
1609     if (IS_ERR(pservice->ion_client)) {\r
1610         dev_err(&pdev->dev, "failed to create ion client for vcodec");\r
1611         return PTR_ERR(pservice->ion_client);\r
1612     } else {\r
1613         dev_info(&pdev->dev, "vcodec ion client create success!\n");\r
1614     }\r
1615     \r
1616     if (pservice->hw_info->hw_id == HEVC_ID) {\r
1617         sprintf(mmu_dev_dts_name, "iommu,hevc_mmu");\r
1618     } else {\r
1619         sprintf(mmu_dev_dts_name, "iommu,vpu_mmu");\r
1620     }\r
1621     \r
1622     pservice->mmu_dev = rockchip_get_sysmmu_device_by_compatible(mmu_dev_dts_name);\r
1623     \r
1624     if (pservice->mmu_dev) {\r
1625         platform_set_sysmmu(pservice->mmu_dev, pservice->dev);\r
1626         iovmm_activate(pservice->dev);\r
1627     }\r
1628 #endif\r
1629 \r
1630     vpu_service_power_off(pservice);\r
1631     pr_info("init success\n");\r
1632 \r
1633 #if HEVC_SIM_ENABLE\r
1634     if (pservice->hw_info->hw_id == HEVC_ID) {\r
1635         simulate_init(pservice);\r
1636     }\r
1637 #endif\r
1638 \r
1639 #if HEVC_TEST_ENABLE\r
1640     hevc_test_case0(pservice);\r
1641 #endif\r
1642 \r
1643     return 0;\r
1644 \r
1645 err:\r
1646     pr_info("init failed\n");\r
1647     vpu_service_power_off(pservice);\r
1648     vpu_put_clk(pservice);\r
1649     wake_lock_destroy(&pservice->wake_lock);\r
1650 \r
1651     if (res) {\r
1652         devm_release_mem_region(&pdev->dev, res->start, resource_size(res));\r
1653     }\r
1654 \r
1655     if (pservice->irq_enc > 0) {\r
1656         free_irq(pservice->irq_enc, (void *)pservice);\r
1657     }\r
1658 \r
1659     if (pservice->irq_dec > 0) {\r
1660         free_irq(pservice->irq_dec, (void *)pservice);\r
1661     }\r
1662 \r
1663     if (pservice->child_dev) {\r
1664         device_destroy(pservice->cls, pservice->dev_t);\r
1665         cdev_del(&pservice->cdev);\r
1666         unregister_chrdev_region(pservice->dev_t, 1);\r
1667     }\r
1668 \r
1669     if (pservice->cls) {\r
1670         class_destroy(pservice->cls);\r
1671     }\r
1672 \r
1673     return ret;\r
1674 }\r
1675 \r
1676 static int vcodec_remove(struct platform_device *pdev)\r
1677 {\r
1678     struct vpu_service_info *pservice = platform_get_drvdata(pdev);\r
1679     struct resource *res;\r
1680 \r
1681     device_destroy(pservice->cls, pservice->dev_t);\r
1682     class_destroy(pservice->cls);\r
1683     cdev_del(&pservice->cdev);\r
1684     unregister_chrdev_region(pservice->dev_t, 1);\r
1685 \r
1686     free_irq(pservice->irq_enc, (void *)&pservice->enc_dev);\r
1687     free_irq(pservice->irq_dec, (void *)&pservice->dec_dev);\r
1688     res = platform_get_resource(pdev, IORESOURCE_MEM, 0);\r
1689     devm_release_mem_region(&pdev->dev, res->start, resource_size(res));\r
1690     vpu_put_clk(pservice);\r
1691     wake_lock_destroy(&pservice->wake_lock);\r
1692     \r
1693 #ifdef CONFIG_DEBUG_FS\r
1694     if (pservice->debugfs_file_regs) {\r
1695         debugfs_remove(pservice->debugfs_file_regs);\r
1696     }\r
1697 \r
1698     if (pservice->debugfs_dir) {\r
1699         debugfs_remove(pservice->debugfs_dir);\r
1700     }\r
1701 #endif\r
1702 \r
1703     return 0;\r
1704 }\r
1705 \r
1706 #if defined(CONFIG_OF)\r
1707 static const struct of_device_id vcodec_service_dt_ids[] = {\r
1708     {.compatible = "vpu_service",},\r
1709     {.compatible = "rockchip,hevc_service",},\r
1710     {},\r
1711 };\r
1712 #endif\r
1713 \r
1714 static struct platform_driver vcodec_driver = {\r
1715     .probe     = vcodec_probe,\r
1716     .remove        = vcodec_remove,\r
1717     .driver = {\r
1718         .name = "vcodec",\r
1719         .owner = THIS_MODULE,\r
1720 #if defined(CONFIG_OF)\r
1721         .of_match_table = of_match_ptr(vcodec_service_dt_ids),\r
1722 #endif\r
1723     },\r
1724 };\r
1725 \r
1726 static void get_hw_info(struct vpu_service_info *pservice)\r
1727 {\r
1728     VPUHwDecConfig_t *dec = &pservice->dec_config;\r
1729     VPUHwEncConfig_t *enc = &pservice->enc_config;\r
1730 \r
1731     if (pservice->dev_id == VCODEC_DEVICE_ID_VPU) {             \r
1732         u32 configReg   = pservice->dec_dev.hwregs[VPU_DEC_HWCFG0];\r
1733         u32 asicID      = pservice->dec_dev.hwregs[0];\r
1734     \r
1735         dec->h264Support    = (configReg >> DWL_H264_E) & 0x3U;\r
1736         dec->jpegSupport    = (configReg >> DWL_JPEG_E) & 0x01U;\r
1737         if (dec->jpegSupport && ((configReg >> DWL_PJPEG_E) & 0x01U))\r
1738             dec->jpegSupport = JPEG_PROGRESSIVE;\r
1739         dec->mpeg4Support   = (configReg >> DWL_MPEG4_E) & 0x3U;\r
1740         dec->vc1Support     = (configReg >> DWL_VC1_E) & 0x3U;\r
1741         dec->mpeg2Support   = (configReg >> DWL_MPEG2_E) & 0x01U;\r
1742         dec->sorensonSparkSupport = (configReg >> DWL_SORENSONSPARK_E) & 0x01U;\r
1743         dec->refBufSupport  = (configReg >> DWL_REF_BUFF_E) & 0x01U;\r
1744         dec->vp6Support     = (configReg >> DWL_VP6_E) & 0x01U;\r
1745     \r
1746         if (!soc_is_rk3190() && !soc_is_rk3288()) {\r
1747             dec->maxDecPicWidth = configReg & 0x07FFU;\r
1748         } else {\r
1749             dec->maxDecPicWidth = 4096;\r
1750         }\r
1751     \r
1752         /* 2nd Config register */\r
1753         configReg   = pservice->dec_dev.hwregs[VPU_DEC_HWCFG1];\r
1754         if (dec->refBufSupport) {\r
1755             if ((configReg >> DWL_REF_BUFF_ILACE_E) & 0x01U)\r
1756                 dec->refBufSupport |= 2;\r
1757             if ((configReg >> DWL_REF_BUFF_DOUBLE_E) & 0x01U)\r
1758                 dec->refBufSupport |= 4;\r
1759         }\r
1760         dec->customMpeg4Support = (configReg >> DWL_MPEG4_CUSTOM_E) & 0x01U;\r
1761         dec->vp7Support     = (configReg >> DWL_VP7_E) & 0x01U;\r
1762         dec->vp8Support     = (configReg >> DWL_VP8_E) & 0x01U;\r
1763         dec->avsSupport     = (configReg >> DWL_AVS_E) & 0x01U;\r
1764     \r
1765         /* JPEG xtensions */\r
1766         if (((asicID >> 16) >= 0x8190U) || ((asicID >> 16) == 0x6731U)) {\r
1767             dec->jpegESupport = (configReg >> DWL_JPEG_EXT_E) & 0x01U;\r
1768         } else {\r
1769             dec->jpegESupport = JPEG_EXT_NOT_SUPPORTED;\r
1770         }\r
1771     \r
1772         if (((asicID >> 16) >= 0x9170U) || ((asicID >> 16) == 0x6731U) ) {\r
1773             dec->rvSupport = (configReg >> DWL_RV_E) & 0x03U;\r
1774         } else {\r
1775             dec->rvSupport = RV_NOT_SUPPORTED;\r
1776         }\r
1777     \r
1778         dec->mvcSupport = (configReg >> DWL_MVC_E) & 0x03U;\r
1779     \r
1780         if (dec->refBufSupport && (asicID >> 16) == 0x6731U ) {\r
1781             dec->refBufSupport |= 8; /* enable HW support for offset */\r
1782         }\r
1783     \r
1784         /// invalidate fuse register value in rk319x vpu and following.\r
1785         if (!soc_is_rk3190() && !soc_is_rk3288()) {\r
1786             VPUHwFuseStatus_t hwFuseSts;\r
1787             /* Decoder fuse configuration */\r
1788             u32 fuseReg = pservice->dec_dev.hwregs[VPU_DEC_HW_FUSE_CFG];\r
1789     \r
1790             hwFuseSts.h264SupportFuse = (fuseReg >> DWL_H264_FUSE_E) & 0x01U;\r
1791             hwFuseSts.mpeg4SupportFuse = (fuseReg >> DWL_MPEG4_FUSE_E) & 0x01U;\r
1792             hwFuseSts.mpeg2SupportFuse = (fuseReg >> DWL_MPEG2_FUSE_E) & 0x01U;\r
1793             hwFuseSts.sorensonSparkSupportFuse = (fuseReg >> DWL_SORENSONSPARK_FUSE_E) & 0x01U;\r
1794             hwFuseSts.jpegSupportFuse = (fuseReg >> DWL_JPEG_FUSE_E) & 0x01U;\r
1795             hwFuseSts.vp6SupportFuse = (fuseReg >> DWL_VP6_FUSE_E) & 0x01U;\r
1796             hwFuseSts.vc1SupportFuse = (fuseReg >> DWL_VC1_FUSE_E) & 0x01U;\r
1797             hwFuseSts.jpegProgSupportFuse = (fuseReg >> DWL_PJPEG_FUSE_E) & 0x01U;\r
1798             hwFuseSts.rvSupportFuse = (fuseReg >> DWL_RV_FUSE_E) & 0x01U;\r
1799             hwFuseSts.avsSupportFuse = (fuseReg >> DWL_AVS_FUSE_E) & 0x01U;\r
1800             hwFuseSts.vp7SupportFuse = (fuseReg >> DWL_VP7_FUSE_E) & 0x01U;\r
1801             hwFuseSts.vp8SupportFuse = (fuseReg >> DWL_VP8_FUSE_E) & 0x01U;\r
1802             hwFuseSts.customMpeg4SupportFuse = (fuseReg >> DWL_CUSTOM_MPEG4_FUSE_E) & 0x01U;\r
1803             hwFuseSts.mvcSupportFuse = (fuseReg >> DWL_MVC_FUSE_E) & 0x01U;\r
1804     \r
1805             /* check max. decoder output width */\r
1806     \r
1807             if (fuseReg & 0x8000U)\r
1808                 hwFuseSts.maxDecPicWidthFuse = 1920;\r
1809             else if (fuseReg & 0x4000U)\r
1810                 hwFuseSts.maxDecPicWidthFuse = 1280;\r
1811             else if (fuseReg & 0x2000U)\r
1812                 hwFuseSts.maxDecPicWidthFuse = 720;\r
1813             else if (fuseReg & 0x1000U)\r
1814                 hwFuseSts.maxDecPicWidthFuse = 352;\r
1815             else    /* remove warning */\r
1816                 hwFuseSts.maxDecPicWidthFuse = 352;\r
1817     \r
1818             hwFuseSts.refBufSupportFuse = (fuseReg >> DWL_REF_BUFF_FUSE_E) & 0x01U;\r
1819     \r
1820             /* Pp configuration */\r
1821             configReg = pservice->dec_dev.hwregs[VPU_PP_HW_SYNTH_CFG];\r
1822     \r
1823             if ((configReg >> DWL_PP_E) & 0x01U) {\r
1824                 dec->ppSupport = 1;\r
1825                 dec->maxPpOutPicWidth = configReg & 0x07FFU;\r
1826                 /*pHwCfg->ppConfig = (configReg >> DWL_CFG_E) & 0x0FU; */\r
1827                 dec->ppConfig = configReg;\r
1828             } else {\r
1829                 dec->ppSupport = 0;\r
1830                 dec->maxPpOutPicWidth = 0;\r
1831                 dec->ppConfig = 0;\r
1832             }\r
1833     \r
1834             /* check the HW versio */\r
1835             if (((asicID >> 16) >= 0x8190U) || ((asicID >> 16) == 0x6731U))     {\r
1836                 /* Pp configuration */\r
1837                 configReg = pservice->dec_dev.hwregs[VPU_DEC_HW_FUSE_CFG];\r
1838     \r
1839                 if ((configReg >> DWL_PP_E) & 0x01U) {\r
1840                     /* Pp fuse configuration */\r
1841                     u32 fuseRegPp = pservice->dec_dev.hwregs[VPU_PP_HW_FUSE_CFG];\r
1842     \r
1843                     if ((fuseRegPp >> DWL_PP_FUSE_E) & 0x01U) {\r
1844                         hwFuseSts.ppSupportFuse = 1;\r
1845                         /* check max. pp output width */\r
1846                         if      (fuseRegPp & 0x8000U) hwFuseSts.maxPpOutPicWidthFuse = 1920;\r
1847                         else if (fuseRegPp & 0x4000U) hwFuseSts.maxPpOutPicWidthFuse = 1280;\r
1848                         else if (fuseRegPp & 0x2000U) hwFuseSts.maxPpOutPicWidthFuse = 720;\r
1849                         else if (fuseRegPp & 0x1000U) hwFuseSts.maxPpOutPicWidthFuse = 352;\r
1850                         else                          hwFuseSts.maxPpOutPicWidthFuse = 352;\r
1851                         hwFuseSts.ppConfigFuse = fuseRegPp;\r
1852                     } else {\r
1853                         hwFuseSts.ppSupportFuse = 0;\r
1854                         hwFuseSts.maxPpOutPicWidthFuse = 0;\r
1855                         hwFuseSts.ppConfigFuse = 0;\r
1856                     }\r
1857                 } else {\r
1858                     hwFuseSts.ppSupportFuse = 0;\r
1859                     hwFuseSts.maxPpOutPicWidthFuse = 0;\r
1860                     hwFuseSts.ppConfigFuse = 0;\r
1861                 }\r
1862     \r
1863                 if (dec->maxDecPicWidth > hwFuseSts.maxDecPicWidthFuse)\r
1864                     dec->maxDecPicWidth = hwFuseSts.maxDecPicWidthFuse;\r
1865                 if (dec->maxPpOutPicWidth > hwFuseSts.maxPpOutPicWidthFuse)\r
1866                     dec->maxPpOutPicWidth = hwFuseSts.maxPpOutPicWidthFuse;\r
1867                 if (!hwFuseSts.h264SupportFuse) dec->h264Support = H264_NOT_SUPPORTED;\r
1868                 if (!hwFuseSts.mpeg4SupportFuse) dec->mpeg4Support = MPEG4_NOT_SUPPORTED;\r
1869                 if (!hwFuseSts.customMpeg4SupportFuse) dec->customMpeg4Support = MPEG4_CUSTOM_NOT_SUPPORTED;\r
1870                 if (!hwFuseSts.jpegSupportFuse) dec->jpegSupport = JPEG_NOT_SUPPORTED;\r
1871                 if ((dec->jpegSupport == JPEG_PROGRESSIVE) && !hwFuseSts.jpegProgSupportFuse)\r
1872                     dec->jpegSupport = JPEG_BASELINE;\r
1873                 if (!hwFuseSts.mpeg2SupportFuse) dec->mpeg2Support = MPEG2_NOT_SUPPORTED;\r
1874                 if (!hwFuseSts.vc1SupportFuse) dec->vc1Support = VC1_NOT_SUPPORTED;\r
1875                 if (!hwFuseSts.vp6SupportFuse) dec->vp6Support = VP6_NOT_SUPPORTED;\r
1876                 if (!hwFuseSts.vp7SupportFuse) dec->vp7Support = VP7_NOT_SUPPORTED;\r
1877                 if (!hwFuseSts.vp8SupportFuse) dec->vp8Support = VP8_NOT_SUPPORTED;\r
1878                 if (!hwFuseSts.ppSupportFuse) dec->ppSupport = PP_NOT_SUPPORTED;\r
1879     \r
1880                 /* check the pp config vs fuse status */\r
1881                 if ((dec->ppConfig & 0xFC000000) && ((hwFuseSts.ppConfigFuse & 0xF0000000) >> 5)) {\r
1882                     u32 deInterlace = ((dec->ppConfig & PP_DEINTERLACING) >> 25);\r
1883                     u32 alphaBlend  = ((dec->ppConfig & PP_ALPHA_BLENDING) >> 24);\r
1884                     u32 deInterlaceFuse = (((hwFuseSts.ppConfigFuse >> 5) & PP_DEINTERLACING) >> 25);\r
1885                     u32 alphaBlendFuse  = (((hwFuseSts.ppConfigFuse >> 5) & PP_ALPHA_BLENDING) >> 24);\r
1886     \r
1887                     if (deInterlace && !deInterlaceFuse) dec->ppConfig &= 0xFD000000;\r
1888                     if (alphaBlend && !alphaBlendFuse) dec->ppConfig &= 0xFE000000;\r
1889                 }\r
1890                 if (!hwFuseSts.sorensonSparkSupportFuse) dec->sorensonSparkSupport = SORENSON_SPARK_NOT_SUPPORTED;\r
1891                 if (!hwFuseSts.refBufSupportFuse)   dec->refBufSupport = REF_BUF_NOT_SUPPORTED;\r
1892                 if (!hwFuseSts.rvSupportFuse)       dec->rvSupport = RV_NOT_SUPPORTED;\r
1893                 if (!hwFuseSts.avsSupportFuse)      dec->avsSupport = AVS_NOT_SUPPORTED;\r
1894                 if (!hwFuseSts.mvcSupportFuse)      dec->mvcSupport = MVC_NOT_SUPPORTED;\r
1895             }\r
1896         }\r
1897     \r
1898         configReg = pservice->enc_dev.hwregs[63];\r
1899         enc->maxEncodedWidth = configReg & ((1 << 11) - 1);\r
1900         enc->h264Enabled = (configReg >> 27) & 1;\r
1901         enc->mpeg4Enabled = (configReg >> 26) & 1;\r
1902         enc->jpegEnabled = (configReg >> 25) & 1;\r
1903         enc->vsEnabled = (configReg >> 24) & 1;\r
1904         enc->rgbEnabled = (configReg >> 28) & 1;\r
1905         //enc->busType = (configReg >> 20) & 15;\r
1906         //enc->synthesisLanguage = (configReg >> 16) & 15;\r
1907         //enc->busWidth = (configReg >> 12) & 15;\r
1908         enc->reg_size = pservice->reg_size;\r
1909         enc->reserv[0] = enc->reserv[1] = 0;\r
1910     \r
1911         pservice->auto_freq = soc_is_rk2928g() || soc_is_rk2928l() || soc_is_rk2926() || soc_is_rk3288();\r
1912         if (pservice->auto_freq) {\r
1913             pr_info("vpu_service set to auto frequency mode\n");\r
1914             atomic_set(&pservice->freq_status, VPU_FREQ_BUT);\r
1915         }\r
1916         pservice->bug_dec_addr = cpu_is_rk30xx();\r
1917         //printk("cpu 3066b bug %d\n", service.bug_dec_addr);\r
1918     } else {\r
1919         // disable frequency switch in hevc.\r
1920         pservice->auto_freq = false;\r
1921     }\r
1922 }\r
1923 \r
1924 static irqreturn_t vdpu_irq(int irq, void *dev_id)\r
1925 {\r
1926     struct vpu_service_info *pservice = (struct vpu_service_info*)dev_id;\r
1927     vpu_device *dev = &pservice->dec_dev;\r
1928     u32 raw_status;\r
1929     u32 irq_status = raw_status = readl(dev->hwregs + DEC_INTERRUPT_REGISTER);\r
1930 \r
1931         pr_debug("dec_irq\n");\r
1932 \r
1933         if (irq_status & DEC_INTERRUPT_BIT) {\r
1934                 pr_debug("dec_isr dec %x\n", irq_status);\r
1935                 if ((irq_status & 0x40001) == 0x40001)\r
1936                 {\r
1937                         do {\r
1938                                 irq_status = readl(dev->hwregs + DEC_INTERRUPT_REGISTER);\r
1939                         } while ((irq_status & 0x40001) == 0x40001);\r
1940                 }\r
1941 \r
1942                 /* clear dec IRQ */\r
1943         if (pservice->hw_info->hw_id != HEVC_ID) {\r
1944             writel(irq_status & (~DEC_INTERRUPT_BIT|DEC_BUFFER_EMPTY_BIT), dev->hwregs + DEC_INTERRUPT_REGISTER);\r
1945         } else {\r
1946             /*writel(irq_status \r
1947               & (~(DEC_INTERRUPT_BIT|HEVC_DEC_INT_RAW_BIT|HEVC_DEC_STR_ERROR_BIT|HEVC_DEC_BUS_ERROR_BIT|HEVC_DEC_BUFFER_EMPTY_BIT)), \r
1948                    dev->hwregs + DEC_INTERRUPT_REGISTER);*/\r
1949 \r
1950             writel(0, dev->hwregs + DEC_INTERRUPT_REGISTER);\r
1951         }\r
1952                 atomic_add(1, &dev->irq_count_codec);\r
1953         }\r
1954 \r
1955     if (pservice->hw_info->hw_id != HEVC_ID) {\r
1956         irq_status  = readl(dev->hwregs + PP_INTERRUPT_REGISTER);\r
1957         if (irq_status & PP_INTERRUPT_BIT) {\r
1958             pr_debug("vdpu_isr pp  %x\n", irq_status);\r
1959             /* clear pp IRQ */\r
1960             writel(irq_status & (~DEC_INTERRUPT_BIT), dev->hwregs + PP_INTERRUPT_REGISTER);\r
1961             atomic_add(1, &dev->irq_count_pp);\r
1962         }\r
1963     }\r
1964 \r
1965     pservice->irq_status = raw_status;\r
1966 \r
1967         return IRQ_WAKE_THREAD;\r
1968 }\r
1969 \r
1970 static irqreturn_t vdpu_isr(int irq, void *dev_id)\r
1971 {\r
1972     struct vpu_service_info *pservice = (struct vpu_service_info*)dev_id;\r
1973     vpu_device *dev = &pservice->dec_dev;\r
1974 \r
1975         mutex_lock(&pservice->lock);\r
1976         if (atomic_read(&dev->irq_count_codec)) {\r
1977 #if VPU_SERVICE_SHOW_TIME\r
1978                 do_gettimeofday(&dec_end);\r
1979                 pr_info("dec task: %ld ms\n",\r
1980                         (dec_end.tv_sec  - dec_start.tv_sec)  * 1000 +\r
1981                         (dec_end.tv_usec - dec_start.tv_usec) / 1000);\r
1982 #endif\r
1983                 atomic_sub(1, &dev->irq_count_codec);\r
1984                 if (NULL == pservice->reg_codec) {\r
1985                         pr_err("error: dec isr with no task waiting\n");\r
1986                 } else {\r
1987                         reg_from_run_to_done(pservice, pservice->reg_codec);\r
1988                 }\r
1989         }\r
1990 \r
1991         if (atomic_read(&dev->irq_count_pp)) {\r
1992 \r
1993 #if VPU_SERVICE_SHOW_TIME\r
1994                 do_gettimeofday(&pp_end);\r
1995                 printk("pp  task: %ld ms\n",\r
1996                         (pp_end.tv_sec  - pp_start.tv_sec)  * 1000 +\r
1997                         (pp_end.tv_usec - pp_start.tv_usec) / 1000);\r
1998 #endif\r
1999 \r
2000                 atomic_sub(1, &dev->irq_count_pp);\r
2001                 if (NULL == pservice->reg_pproc) {\r
2002                         pr_err("error: pp isr with no task waiting\n");\r
2003                 } else {\r
2004                         reg_from_run_to_done(pservice, pservice->reg_pproc);\r
2005                 }\r
2006         }\r
2007         try_set_reg(pservice);\r
2008         mutex_unlock(&pservice->lock);\r
2009         return IRQ_HANDLED;\r
2010 }\r
2011 \r
2012 static irqreturn_t vepu_irq(int irq, void *dev_id)\r
2013 {\r
2014         //struct vpu_device *dev = (struct vpu_device *) dev_id;\r
2015     struct vpu_service_info *pservice = (struct vpu_service_info*)dev_id;\r
2016     vpu_device *dev = &pservice->enc_dev;\r
2017         u32 irq_status = readl(dev->hwregs + ENC_INTERRUPT_REGISTER);\r
2018 \r
2019         pr_debug("vepu_irq irq status %x\n", irq_status);\r
2020 \r
2021 #if VPU_SERVICE_SHOW_TIME\r
2022         do_gettimeofday(&enc_end);\r
2023         pr_info("enc task: %ld ms\n",\r
2024                 (enc_end.tv_sec  - enc_start.tv_sec)  * 1000 +\r
2025                 (enc_end.tv_usec - enc_start.tv_usec) / 1000);\r
2026 #endif\r
2027     \r
2028         if (likely(irq_status & ENC_INTERRUPT_BIT)) {\r
2029                 /* clear enc IRQ */\r
2030                 writel(irq_status & (~ENC_INTERRUPT_BIT), dev->hwregs + ENC_INTERRUPT_REGISTER);\r
2031                 atomic_add(1, &dev->irq_count_codec);\r
2032         }\r
2033     \r
2034     pservice->irq_status = irq_status;\r
2035 \r
2036         return IRQ_WAKE_THREAD;\r
2037 }\r
2038 \r
2039 static irqreturn_t vepu_isr(int irq, void *dev_id)\r
2040 {\r
2041         //struct vpu_device *dev = (struct vpu_device *) dev_id;\r
2042     struct vpu_service_info *pservice = (struct vpu_service_info*)dev_id;\r
2043     vpu_device *dev = &pservice->enc_dev;\r
2044 \r
2045         mutex_lock(&pservice->lock);\r
2046         if (atomic_read(&dev->irq_count_codec)) {\r
2047                 atomic_sub(1, &dev->irq_count_codec);\r
2048                 if (NULL == pservice->reg_codec) {\r
2049                         pr_err("error: enc isr with no task waiting\n");\r
2050                 } else {\r
2051                         reg_from_run_to_done(pservice, pservice->reg_codec);\r
2052                 }\r
2053         }\r
2054         try_set_reg(pservice);\r
2055         mutex_unlock(&pservice->lock);\r
2056         return IRQ_HANDLED;\r
2057 }\r
2058 \r
2059 static int __init vcodec_service_init(void)\r
2060 {\r
2061     int ret;\r
2062 \r
2063     if ((ret = platform_driver_register(&vcodec_driver)) != 0) {\r
2064         pr_err("Platform device register failed (%d).\n", ret);\r
2065         return ret;\r
2066     }\r
2067 \r
2068 #ifdef CONFIG_DEBUG_FS\r
2069     vcodec_debugfs_init();\r
2070 #endif\r
2071 \r
2072     return ret;\r
2073 }\r
2074 \r
2075 static void __exit vcodec_service_exit(void)\r
2076 {\r
2077 #ifdef CONFIG_DEBUG_FS\r
2078     vcodec_debugfs_exit();\r
2079 #endif\r
2080 \r
2081         platform_driver_unregister(&vcodec_driver);\r
2082 }\r
2083 \r
2084 module_init(vcodec_service_init);\r
2085 module_exit(vcodec_service_exit);\r
2086 \r
2087 #ifdef CONFIG_DEBUG_FS\r
2088 #include <linux/seq_file.h>\r
2089 \r
2090 static int vcodec_debugfs_init()\r
2091 {\r
2092     parent = debugfs_create_dir("vcodec", NULL);\r
2093     if (!parent)\r
2094         return -1;\r
2095 \r
2096     return 0;\r
2097 }\r
2098 \r
2099 static void vcodec_debugfs_exit()\r
2100 {\r
2101     debugfs_remove(parent);\r
2102 }\r
2103 \r
2104 static struct dentry* vcodec_debugfs_create_device_dir(char *dirname, struct dentry *parent)\r
2105 {\r
2106     return debugfs_create_dir(dirname, parent);\r
2107 }\r
2108 \r
2109 static int debug_vcodec_show(struct seq_file *s, void *unused)\r
2110 {\r
2111         struct vpu_service_info *pservice = s->private;\r
2112     unsigned int i, n;\r
2113         vpu_reg *reg, *reg_tmp;\r
2114         vpu_session *session, *session_tmp;\r
2115 \r
2116         mutex_lock(&pservice->lock);\r
2117         vpu_service_power_on(pservice);\r
2118     if (pservice->hw_info->hw_id != HEVC_ID) {\r
2119         seq_printf(s, "\nENC Registers:\n");\r
2120         n = pservice->enc_dev.iosize >> 2;\r
2121         for (i = 0; i < n; i++) {\r
2122             seq_printf(s, "\tswreg%d = %08X\n", i, readl(pservice->enc_dev.hwregs + i));\r
2123         }\r
2124     }\r
2125         seq_printf(s, "\nDEC Registers:\n");\r
2126         n = pservice->dec_dev.iosize >> 2;\r
2127         for (i = 0; i < n; i++) {\r
2128                 seq_printf(s, "\tswreg%d = %08X\n", i, readl(pservice->dec_dev.hwregs + i));\r
2129         }\r
2130 \r
2131         seq_printf(s, "\nvpu service status:\n");\r
2132         list_for_each_entry_safe(session, session_tmp, &pservice->session, list_session) {\r
2133                 seq_printf(s, "session pid %d type %d:\n", session->pid, session->type);\r
2134                 //seq_printf(s, "waiting reg set %d\n");\r
2135                 list_for_each_entry_safe(reg, reg_tmp, &session->waiting, session_link) {\r
2136                         seq_printf(s, "waiting register set\n");\r
2137                 }\r
2138                 list_for_each_entry_safe(reg, reg_tmp, &session->running, session_link) {\r
2139                         seq_printf(s, "running register set\n");\r
2140                 }\r
2141                 list_for_each_entry_safe(reg, reg_tmp, &session->done, session_link) {\r
2142                         seq_printf(s, "done    register set\n");\r
2143                 }\r
2144         }\r
2145         mutex_unlock(&pservice->lock);\r
2146 \r
2147     return 0;\r
2148 }\r
2149 \r
2150 static int debug_vcodec_open(struct inode *inode, struct file *file)\r
2151 {\r
2152         return single_open(file, debug_vcodec_show, inode->i_private);\r
2153 }\r
2154 \r
2155 #endif\r
2156 \r
2157 #if HEVC_TEST_ENABLE & defined(CONFIG_ION_ROCKCHIP)\r
2158 #include "hevc_test_inc/pps_00.h"\r
2159 #include "hevc_test_inc/register_00.h"\r
2160 #include "hevc_test_inc/rps_00.h"\r
2161 #include "hevc_test_inc/scaling_list_00.h"\r
2162 #include "hevc_test_inc/stream_00.h"\r
2163 \r
2164 #include "hevc_test_inc/pps_01.h"\r
2165 #include "hevc_test_inc/register_01.h"\r
2166 #include "hevc_test_inc/rps_01.h"\r
2167 #include "hevc_test_inc/scaling_list_01.h"\r
2168 #include "hevc_test_inc/stream_01.h"\r
2169 \r
2170 #include "hevc_test_inc/cabac.h"\r
2171 \r
2172 extern struct ion_client *rockchip_ion_client_create(const char * name);\r
2173 \r
2174 static struct ion_client *ion_client = NULL;\r
2175 u8* get_align_ptr(u8* tbl, int len, u32 *phy)\r
2176 {\r
2177         int size = (len+15) & (~15);\r
2178     struct ion_handle *handle;\r
2179         u8 *ptr;// = (u8*)kzalloc(size, GFP_KERNEL);\r
2180 \r
2181     if (ion_client == NULL) {\r
2182         ion_client = rockchip_ion_client_create("vcodec");\r
2183     }\r
2184 \r
2185     handle = ion_alloc(ion_client, (size_t)len, 16, ION_HEAP(ION_CMA_HEAP_ID), 0);\r
2186 \r
2187     ptr = ion_map_kernel(ion_client, handle);\r
2188 \r
2189     ion_phys(ion_client, handle, phy, &size);\r
2190 \r
2191         memcpy(ptr, tbl, len);\r
2192 \r
2193         return ptr;\r
2194 }\r
2195 \r
2196 u8* get_align_ptr_no_copy(int len, u32 *phy)\r
2197 {\r
2198         int size = (len+15) & (~15);\r
2199     struct ion_handle *handle;\r
2200         u8 *ptr;// = (u8*)kzalloc(size, GFP_KERNEL);\r
2201 \r
2202     if (ion_client == NULL) {\r
2203         ion_client = rockchip_ion_client_create("vcodec");\r
2204     }\r
2205 \r
2206     handle = ion_alloc(ion_client, (size_t)len, 16, ION_HEAP(ION_CMA_HEAP_ID), 0);\r
2207 \r
2208     ptr = ion_map_kernel(ion_client, handle);\r
2209 \r
2210     ion_phys(ion_client, handle, phy, &size);\r
2211 \r
2212         return ptr;\r
2213 }\r
2214 \r
2215 #define TEST_CNT    2\r
2216 static int hevc_test_case0(vpu_service_info *pservice)\r
2217 {\r
2218     vpu_session session;\r
2219     vpu_reg *reg; \r
2220     unsigned long size = 272;//sizeof(register_00); // registers array length\r
2221     int testidx = 0;\r
2222     int ret = 0;\r
2223 \r
2224     u8 *pps_tbl[TEST_CNT];\r
2225     u8 *register_tbl[TEST_CNT];\r
2226     u8 *rps_tbl[TEST_CNT];\r
2227     u8 *scaling_list_tbl[TEST_CNT];\r
2228     u8 *stream_tbl[TEST_CNT];\r
2229 \r
2230         int stream_size[2];\r
2231         int pps_size[2];\r
2232         int rps_size[2];\r
2233         int scl_size[2];\r
2234         int cabac_size[2];\r
2235         \r
2236     u32 phy_pps;\r
2237     u32 phy_rps;\r
2238     u32 phy_scl;\r
2239     u32 phy_str;\r
2240     u32 phy_yuv;\r
2241     u32 phy_ref;\r
2242     u32 phy_cabac;\r
2243 \r
2244         volatile u8 *stream_buf;\r
2245         volatile u8 *pps_buf;\r
2246         volatile u8 *rps_buf;\r
2247         volatile u8 *scl_buf;\r
2248         volatile u8 *yuv_buf;\r
2249         volatile u8 *cabac_buf;\r
2250         volatile u8 *ref_buf;\r
2251 \r
2252     u8 *pps;\r
2253     u8 *yuv[2];\r
2254     int i;\r
2255     \r
2256     pps_tbl[0] = pps_00;\r
2257     pps_tbl[1] = pps_01;\r
2258 \r
2259     register_tbl[0] = register_00;\r
2260     register_tbl[1] = register_01;\r
2261     \r
2262     rps_tbl[0] = rps_00;\r
2263     rps_tbl[1] = rps_01;\r
2264     \r
2265     scaling_list_tbl[0] = scaling_list_00;\r
2266     scaling_list_tbl[1] = scaling_list_01;\r
2267 \r
2268     stream_tbl[0] = stream_00;\r
2269     stream_tbl[1] = stream_01;\r
2270 \r
2271     stream_size[0] = sizeof(stream_00);\r
2272     stream_size[1] = sizeof(stream_01);\r
2273 \r
2274         pps_size[0] = sizeof(pps_00);\r
2275         pps_size[1] = sizeof(pps_01);\r
2276 \r
2277         rps_size[0] = sizeof(rps_00);\r
2278         rps_size[1] = sizeof(rps_01);\r
2279 \r
2280         scl_size[0] = sizeof(scaling_list_00);\r
2281         scl_size[1] = sizeof(scaling_list_01);\r
2282         \r
2283         cabac_size[0] = sizeof(Cabac_table);\r
2284         cabac_size[1] = sizeof(Cabac_table);\r
2285 \r
2286     // create session\r
2287     session.pid = current->pid;\r
2288     session.type = VPU_DEC;\r
2289     INIT_LIST_HEAD(&session.waiting);\r
2290         INIT_LIST_HEAD(&session.running);\r
2291         INIT_LIST_HEAD(&session.done);\r
2292         INIT_LIST_HEAD(&session.list_session);\r
2293         init_waitqueue_head(&session.wait);\r
2294         atomic_set(&session.task_running, 0);\r
2295         list_add_tail(&session.list_session, &pservice->session);\r
2296 \r
2297     yuv[0] = get_align_ptr_no_copy(256*256*2, &phy_yuv);\r
2298     yuv[1] = get_align_ptr_no_copy(256*256*2, &phy_ref);\r
2299 \r
2300         while (testidx < TEST_CNT) {\r
2301         \r
2302         // create registers\r
2303         reg = kmalloc(sizeof(vpu_reg)+pservice->reg_size, GFP_KERNEL);\r
2304         if (NULL == reg) {\r
2305             pr_err("error: kmalloc fail in reg_init\n");\r
2306             return -1;\r
2307         }\r
2308 \r
2309 \r
2310         if (size > pservice->reg_size) {\r
2311             printk("warning: vpu reg size %lu is larger than hw reg size %lu\n", size, pservice->reg_size);\r
2312             size = pservice->reg_size;\r
2313         }\r
2314         reg->session = &session;\r
2315         reg->type = session.type;\r
2316         reg->size = size;\r
2317         reg->freq = VPU_FREQ_DEFAULT;\r
2318         reg->reg = (unsigned long *)&reg[1];\r
2319         INIT_LIST_HEAD(&reg->session_link);\r
2320         INIT_LIST_HEAD(&reg->status_link);\r
2321 \r
2322         // TODO: stuff registers\r
2323         memcpy(&reg->reg[0], register_tbl[testidx], /*sizeof(register_00)*/ 176);\r
2324 \r
2325                 stream_buf = get_align_ptr(stream_tbl[testidx], stream_size[testidx], &phy_str);\r
2326                 pps_buf = get_align_ptr(pps_tbl[0], pps_size[0], &phy_pps);\r
2327                 rps_buf = get_align_ptr(rps_tbl[testidx], rps_size[testidx], &phy_rps);\r
2328                 scl_buf = get_align_ptr(scaling_list_tbl[testidx], scl_size[testidx], &phy_scl);\r
2329                 cabac_buf = get_align_ptr(Cabac_table, cabac_size[testidx], &phy_cabac);\r
2330 \r
2331                 pps = pps_buf;\r
2332 \r
2333         // TODO: replace reigster address\r
2334 \r
2335         for (i=0; i<64; i++) {\r
2336             u32 scaling_offset;\r
2337             u32 tmp;\r
2338 \r
2339             scaling_offset = (u32)pps[i*80+74];\r
2340             scaling_offset += (u32)pps[i*80+75] << 8;\r
2341             scaling_offset += (u32)pps[i*80+76] << 16;\r
2342             scaling_offset += (u32)pps[i*80+77] << 24;\r
2343 \r
2344             tmp = phy_scl + scaling_offset;\r
2345 \r
2346             pps[i*80+74] = tmp & 0xff;\r
2347             pps[i*80+75] = (tmp >> 8) & 0xff;\r
2348             pps[i*80+76] = (tmp >> 16) & 0xff;\r
2349             pps[i*80+77] = (tmp >> 24) & 0xff;\r
2350         }\r
2351 \r
2352         printk("%s %d, phy stream %08x, phy pps %08x, phy rps %08x\n", __func__, __LINE__, phy_str, phy_pps, phy_rps);\r
2353 \r
2354         reg->reg[1] = 0x21;\r
2355         reg->reg[4] = phy_str;\r
2356         reg->reg[5] = ((stream_size[testidx]+15)&(~15))+64;\r
2357         reg->reg[6] = phy_cabac;\r
2358         reg->reg[7] = testidx?phy_ref:phy_yuv;\r
2359         reg->reg[42] = phy_pps;\r
2360         reg->reg[43] = phy_rps;\r
2361         for (i = 10; i <= 24; i++) {\r
2362             reg->reg[i] = phy_yuv;\r
2363         }\r
2364 \r
2365         mutex_lock(&pservice->lock);\r
2366         list_add_tail(&reg->status_link, &pservice->waiting);\r
2367         list_add_tail(&reg->session_link, &session.waiting);\r
2368         mutex_unlock(&pservice->lock);\r
2369 \r
2370         printk("%s %d %p\n", __func__, __LINE__, pservice);\r
2371 \r
2372         // stuff hardware\r
2373         try_set_reg(pservice);\r
2374 \r
2375         // wait for result\r
2376         ret = wait_event_timeout(session.wait, !list_empty(&session.done), VPU_TIMEOUT_DELAY);\r
2377         if (!list_empty(&session.done)) {\r
2378             if (ret < 0) {\r
2379                 pr_err("warning: pid %d wait task sucess but wait_evernt ret %d\n", session.pid, ret);\r
2380             }\r
2381             ret = 0;\r
2382         } else {\r
2383             if (unlikely(ret < 0)) {\r
2384                 pr_err("error: pid %d wait task ret %d\n", session.pid, ret);\r
2385             } else if (0 == ret) {\r
2386                 pr_err("error: pid %d wait %d task done timeout\n", session.pid, atomic_read(&session.task_running));\r
2387                 ret = -ETIMEDOUT;\r
2388             }\r
2389         }\r
2390         if (ret < 0) {\r
2391             int task_running = atomic_read(&session.task_running);\r
2392             int n;\r
2393             mutex_lock(&pservice->lock);\r
2394             vpu_service_dump(pservice);\r
2395             if (task_running) {\r
2396                 atomic_set(&session.task_running, 0);\r
2397                 atomic_sub(task_running, &pservice->total_running);\r
2398                 printk("%d task is running but not return, reset hardware...", task_running);\r
2399                 vpu_reset(pservice);\r
2400                 printk("done\n");\r
2401             }\r
2402             vpu_service_session_clear(pservice, &session);\r
2403             mutex_unlock(&pservice->lock);\r
2404 \r
2405             printk("\nDEC Registers:\n");\r
2406                 n = pservice->dec_dev.iosize >> 2;\r
2407                 for (i=0; i<n; i++) {\r
2408                         printk("\tswreg%d = %08X\n", i, readl(pservice->dec_dev.hwregs + i));\r
2409                 }\r
2410 \r
2411             pr_err("test index %d failed\n", testidx);\r
2412             break;\r
2413         } else {\r
2414             pr_info("test index %d success\n", testidx);\r
2415 \r
2416             vpu_reg *reg = list_entry(session.done.next, vpu_reg, session_link);\r
2417 \r
2418             for (i=0; i<68; i++) {\r
2419                 if (i % 4 == 0) {\r
2420                     printk("%02d: ", i);\r
2421                 }\r
2422                 printk("%08x ", reg->reg[i]);\r
2423                 if ((i+1) % 4 == 0) {\r
2424                     printk("\n");\r
2425                 }\r
2426             }\r
2427 \r
2428             testidx++;\r
2429         }\r
2430 \r
2431         reg_deinit(pservice, reg);\r
2432     }\r
2433 \r
2434     return 0;\r
2435 }\r
2436 \r
2437 #endif\r
2438 \r