drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * c8sectpfe-core.h - C8SECTPFE STi DVB driver
   4  *
   5  * Copyright (c) STMicroelectronics 2015
   6  *
   7  *   Author:Peter Bennett <peter.bennett@st.com>
   8  *          Peter Griffin <peter.griffin@linaro.org>
   9  *
  10  */
  11 #ifndef _C8SECTPFE_CORE_H_
  12 #define _C8SECTPFE_CORE_H_
  13
  14 #define C8SECTPFEI_MAXCHANNEL 16
  15 #define C8SECTPFEI_MAXADAPTER 3
  16
  17 #define C8SECTPFE_MAX_TSIN_CHAN 8
  18
  19 struct channel_info {
  20
  21         int tsin_id;
  22         bool invert_ts_clk;
  23         bool serial_not_parallel;
  24         bool async_not_sync;
  25         int i2c;
  26         int dvb_card;
  27
  28         int rst_gpio;
  29
  30         struct i2c_adapter  *i2c_adapter;
  31         struct i2c_adapter  *tuner_i2c;
  32         struct i2c_adapter  *lnb_i2c;
  33         struct i2c_client   *i2c_client;
  34         struct dvb_frontend *frontend;
  35
  36         struct pinctrl_state *pstate;
  37
  38         int demux_mapping;
  39         int active;
  40
  41         void *back_buffer_start;
  42         void *back_buffer_aligned;
  43         dma_addr_t back_buffer_busaddr;
  44
  45         void *pid_buffer_start;
  46         void *pid_buffer_aligned;
  47         dma_addr_t pid_buffer_busaddr;
  48
  49         unsigned long  fifo;
  50
  51         struct completion idle_completion;
  52         struct tasklet_struct tsklet;
  53
  54         struct c8sectpfei *fei;
  55         void __iomem *irec;
  56
  57 };
  58
  59 struct c8sectpfe_hw {
  60         int num_ib;
  61         int num_mib;
  62         int num_swts;
  63         int num_tsout;
  64         int num_ccsc;
  65         int num_ram;
  66         int num_tp;
  67 };
  68
  69 struct c8sectpfei {
  70
  71         struct device *dev;
  72         struct pinctrl *pinctrl;
  73
  74         struct dentry *root;
  75         struct debugfs_regset32 *regset;
  76         struct completion fw_ack;
  77         atomic_t fw_loaded;
  78
  79         int tsin_count;
  80
  81         struct c8sectpfe_hw hw_stats;
  82
  83         struct c8sectpfe *c8sectpfe[C8SECTPFEI_MAXADAPTER];
  84
  85         int mapping[C8SECTPFEI_MAXCHANNEL];
  86
  87         struct mutex lock;
  88
  89         struct timer_list timer;        /* timer interrupts for outputs */
  90
  91         void __iomem *io;
  92         void __iomem *sram;
  93
  94         unsigned long sram_size;
  95
  96         struct channel_info *channel_data[C8SECTPFE_MAX_TSIN_CHAN];
  97
  98         struct clk *c8sectpfeclk;
  99         int nima_rst_gpio;
 100         int nimb_rst_gpio;
 101
 102         int idle_irq;
 103         int error_irq;
 104
 105         int global_feed_count;
 106 };
 107
 108 /* C8SECTPFE SYS Regs list */
 109
 110 #define SYS_INPUT_ERR_STATUS    0x0
 111 #define SYS_OTHER_ERR_STATUS    0x8
 112 #define SYS_INPUT_ERR_MASK      0x10
 113 #define SYS_OTHER_ERR_MASK      0x18
 114 #define SYS_DMA_ROUTE           0x20
 115 #define SYS_INPUT_CLKEN         0x30
 116 #define IBENABLE_MASK                   0x7F
 117
 118 #define SYS_OTHER_CLKEN         0x38
 119 #define TSDMAENABLE                     BIT(1)
 120 #define MEMDMAENABLE                    BIT(0)
 121
 122 #define SYS_CFG_NUM_IB          0x200
 123 #define SYS_CFG_NUM_MIB         0x204
 124 #define SYS_CFG_NUM_SWTS        0x208
 125 #define SYS_CFG_NUM_TSOUT       0x20C
 126 #define SYS_CFG_NUM_CCSC        0x210
 127 #define SYS_CFG_NUM_RAM         0x214
 128 #define SYS_CFG_NUM_TP          0x218
 129
 130 /* Input Block Regs */
 131
 132 #define C8SECTPFE_INPUTBLK_OFFSET       0x1000
 133 #define C8SECTPFE_CHANNEL_OFFSET(x)     ((x*0x40) + C8SECTPFE_INPUTBLK_OFFSET)
 134
 135 #define C8SECTPFE_IB_IP_FMT_CFG(x)      (C8SECTPFE_CHANNEL_OFFSET(x) + 0x00)
 136 #define C8SECTPFE_IGNORE_ERR_AT_SOP     BIT(7)
 137 #define C8SECTPFE_IGNORE_ERR_IN_PKT     BIT(6)
 138 #define C8SECTPFE_IGNORE_ERR_IN_BYTE    BIT(5)
 139 #define C8SECTPFE_INVERT_TSCLK          BIT(4)
 140 #define C8SECTPFE_ALIGN_BYTE_SOP        BIT(3)
 141 #define C8SECTPFE_ASYNC_NOT_SYNC        BIT(2)
 142 #define C8SECTPFE_BYTE_ENDIANNESS_MSB    BIT(1)
 143 #define C8SECTPFE_SERIAL_NOT_PARALLEL   BIT(0)
 144
 145 #define C8SECTPFE_IB_SYNCLCKDRP_CFG(x)   (C8SECTPFE_CHANNEL_OFFSET(x) + 0x04)
 146 #define C8SECTPFE_SYNC(x)                (x & 0xf)
 147 #define C8SECTPFE_DROP(x)                ((x<<4) & 0xf)
 148 #define C8SECTPFE_TOKEN(x)               ((x<<8) & 0xff00)
 149 #define C8SECTPFE_SLDENDIANNESS          BIT(16)
 150
 151 #define C8SECTPFE_IB_TAGBYTES_CFG(x)     (C8SECTPFE_CHANNEL_OFFSET(x) + 0x08)
 152 #define C8SECTPFE_TAG_HEADER(x)          (x << 16)
 153 #define C8SECTPFE_TAG_COUNTER(x)         ((x<<1) & 0x7fff)
 154 #define C8SECTPFE_TAG_ENABLE             BIT(0)
 155
 156 #define C8SECTPFE_IB_PID_SET(x)          (C8SECTPFE_CHANNEL_OFFSET(x) + 0x0C)
 157 #define C8SECTPFE_PID_OFFSET(x)          (x & 0x3f)
 158 #define C8SECTPFE_PID_NUMBITS(x)         ((x << 6) & 0xfff)
 159 #define C8SECTPFE_PID_ENABLE             BIT(31)
 160
 161 #define C8SECTPFE_IB_PKT_LEN(x)          (C8SECTPFE_CHANNEL_OFFSET(x) + 0x10)
 162
 163 #define C8SECTPFE_IB_BUFF_STRT(x)        (C8SECTPFE_CHANNEL_OFFSET(x) + 0x14)
 164 #define C8SECTPFE_IB_BUFF_END(x)         (C8SECTPFE_CHANNEL_OFFSET(x) + 0x18)
 165 #define C8SECTPFE_IB_READ_PNT(x)         (C8SECTPFE_CHANNEL_OFFSET(x) + 0x1C)
 166 #define C8SECTPFE_IB_WRT_PNT(x)          (C8SECTPFE_CHANNEL_OFFSET(x) + 0x20)
 167
 168 #define C8SECTPFE_IB_PRI_THRLD(x)        (C8SECTPFE_CHANNEL_OFFSET(x) + 0x24)
 169 #define C8SECTPFE_PRI_VALUE(x)           (x & 0x7fffff)
 170 #define C8SECTPFE_PRI_LOWPRI(x)          ((x & 0xf) << 24)
 171 #define C8SECTPFE_PRI_HIGHPRI(x)         ((x & 0xf) << 28)
 172
 173 #define C8SECTPFE_IB_STAT(x)             (C8SECTPFE_CHANNEL_OFFSET(x) + 0x28)
 174 #define C8SECTPFE_STAT_FIFO_OVERFLOW(x)  (x & 0x1)
 175 #define C8SECTPFE_STAT_BUFFER_OVERFLOW(x) (x & 0x2)
 176 #define C8SECTPFE_STAT_OUTOFORDERRP(x)   (x & 0x4)
 177 #define C8SECTPFE_STAT_PID_OVERFLOW(x)   (x & 0x8)
 178 #define C8SECTPFE_STAT_PKT_OVERFLOW(x)   (x & 0x10)
 179 #define C8SECTPFE_STAT_ERROR_PACKETS(x)  ((x >> 8) & 0xf)
 180 #define C8SECTPFE_STAT_SHORT_PACKETS(x)  ((x >> 12) & 0xf)
 181
 182 #define C8SECTPFE_IB_MASK(x)             (C8SECTPFE_CHANNEL_OFFSET(x) + 0x2C)
 183 #define C8SECTPFE_MASK_FIFO_OVERFLOW     BIT(0)
 184 #define C8SECTPFE_MASK_BUFFER_OVERFLOW   BIT(1)
 185 #define C8SECTPFE_MASK_OUTOFORDERRP(x)   BIT(2)
 186 #define C8SECTPFE_MASK_PID_OVERFLOW(x)   BIT(3)
 187 #define C8SECTPFE_MASK_PKT_OVERFLOW(x)   BIT(4)
 188 #define C8SECTPFE_MASK_ERROR_PACKETS(x)  ((x & 0xf) << 8)
 189 #define C8SECTPFE_MASK_SHORT_PACKETS(x)  ((x & 0xf) >> 12)
 190
 191 #define C8SECTPFE_IB_SYS(x)              (C8SECTPFE_CHANNEL_OFFSET(x) + 0x30)
 192 #define C8SECTPFE_SYS_RESET              BIT(1)
 193 #define C8SECTPFE_SYS_ENABLE             BIT(0)
 194
 195 /*
 196  * Ponter record data structure required for each input block
 197  * see Table 82 on page 167 of functional specification.
 198  */
 199
 200 #define DMA_PRDS_MEMBASE        0x0 /* Internal sram base address */
 201 #define DMA_PRDS_MEMTOP         0x4 /* Internal sram top address */
 202
 203 /*
 204  * TS packet size, including tag bytes added by input block,
 205  * rounded up to the next multiple of 8 bytes. The packet size,
 206  * including any tagging bytes and rounded up to the nearest
 207  * multiple of 8 bytes must be less than 255 bytes.
 208  */
 209 #define DMA_PRDS_PKTSIZE        0x8
 210 #define DMA_PRDS_TPENABLE       0xc
 211
 212 #define TP0_OFFSET              0x10
 213 #define DMA_PRDS_BUSBASE_TP(x)  ((0x10*x) + TP0_OFFSET)
 214 #define DMA_PRDS_BUSTOP_TP(x)   ((0x10*x) + TP0_OFFSET + 0x4)
 215 #define DMA_PRDS_BUSWP_TP(x)    ((0x10*x) + TP0_OFFSET + 0x8)
 216 #define DMA_PRDS_BUSRP_TP(x)    ((0x10*x) + TP0_OFFSET + 0xc)
 217
 218 #define DMA_PRDS_SIZE           (0x20)
 219
 220 #define DMA_MEMDMA_OFFSET       0x4000
 221 #define DMA_IMEM_OFFSET         0x0
 222 #define DMA_DMEM_OFFSET         0x4000
 223 #define DMA_CPU                 0x8000
 224 #define DMA_PER_OFFSET          0xb000
 225
 226 #define DMA_MEMDMA_DMEM (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET)
 227 #define DMA_MEMDMA_IMEM (DMA_MEMDMA_OFFSET + DMA_IMEM_OFFSET)
 228
 229 /* XP70 Slim core regs */
 230 #define DMA_CPU_ID      (DMA_MEMDMA_OFFSET + DMA_CPU + 0x0)
 231 #define DMA_CPU_VCR     (DMA_MEMDMA_OFFSET + DMA_CPU + 0x4)
 232 #define DMA_CPU_RUN     (DMA_MEMDMA_OFFSET + DMA_CPU + 0x8)
 233 #define DMA_CPU_CLOCKGATE       (DMA_MEMDMA_OFFSET + DMA_CPU + 0xc)
 234 #define DMA_CPU_PC      (DMA_MEMDMA_OFFSET + DMA_CPU + 0x20)
 235
 236 /* Enable Interrupt for a IB */
 237 #define DMA_PER_TPn_DREQ_MASK   (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xd00)
 238 /* Ack interrupt by setting corresponding bit */
 239 #define DMA_PER_TPn_DACK_SET    (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xd80)
 240 #define DMA_PER_TPn_DREQ        (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xe00)
 241 #define DMA_PER_TPn_DACK        (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xe80)
 242 #define DMA_PER_DREQ_MODE       (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf80)
 243 #define DMA_PER_STBUS_SYNC      (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf88)
 244 #define DMA_PER_STBUS_ACCESS    (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf8c)
 245 #define DMA_PER_STBUS_ADDRESS   (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xf90)
 246 #define DMA_PER_IDLE_INT        (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfa8)
 247 #define DMA_PER_PRIORITY        (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfac)
 248 #define DMA_PER_MAX_OPCODE      (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfb0)
 249 #define DMA_PER_MAX_CHUNK       (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfb4)
 250 #define DMA_PER_PAGE_SIZE       (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfbc)
 251 #define DMA_PER_MBOX_STATUS     (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfc0)
 252 #define DMA_PER_MBOX_SET        (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfc8)
 253 #define DMA_PER_MBOX_CLEAR      (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfd0)
 254 #define DMA_PER_MBOX_MASK       (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfd8)
 255 #define DMA_PER_INJECT_PKT_SRC  (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe0)
 256 #define DMA_PER_INJECT_PKT_DEST (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe4)
 257 #define DMA_PER_INJECT_PKT_ADDR (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfe8)
 258 #define DMA_PER_INJECT_PKT      (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xfec)
 259 #define DMA_PER_PAT_PTR_INIT    (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff0)
 260 #define DMA_PER_PAT_PTR         (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff4)
 261 #define DMA_PER_SLEEP_MASK      (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xff8)
 262 #define DMA_PER_SLEEP_COUNTER   (DMA_MEMDMA_OFFSET + DMA_PER_OFFSET + 0xffc)
 263 /* #define DMA_RF_CPUREGn       DMA_RFBASEADDR n=0 to 15) slim regsa */
 264
 265 /* The following are from DMA_DMEM_BaseAddress */
 266 #define DMA_FIRMWARE_VERSION    (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x0)
 267 #define DMA_PTRREC_BASE         (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x4)
 268 #define DMA_PTRREC_INPUT_OFFSET (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x8)
 269 #define DMA_ERRREC_BASE         (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0xc)
 270 #define DMA_ERROR_RECORD(n)     ((n*4) + DMA_ERRREC_BASE + 0x4)
 271 #define DMA_IDLE_REQ            (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x10)
 272 #define IDLEREQ                 BIT(31)
 273
 274 #define DMA_FIRMWARE_CONFIG     (DMA_MEMDMA_OFFSET + DMA_DMEM_OFFSET + 0x14)
 275
 276 /* Regs for PID Filter */
 277
 278 #define PIDF_OFFSET             0x2800
 279 #define PIDF_BASE(n)            ((n*4) + PIDF_OFFSET)
 280 #define PIDF_LEAK_ENABLE        (PIDF_OFFSET + 0x100)
 281 #define PIDF_LEAK_STATUS        (PIDF_OFFSET + 0x108)
 282 #define PIDF_LEAK_COUNT_RESET   (PIDF_OFFSET + 0x110)
 283 #define PIDF_LEAK_COUNTER       (PIDF_OFFSET + 0x114)
 284
 285 #endif /* _C8SECTPFE_CORE_H_ */