drivers/net/wireless/mwifiex/sdio.h

   1 /*
   2  * Marvell Wireless LAN device driver: SDIO specific definitions
   3  *
   4  * Copyright (C) 2011-2014, Marvell International Ltd.
   5  *
   6  * This software file (the "File") is distributed by Marvell International
   7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
   8  * (the "License").  You may use, redistribute and/or modify this File in
   9  * accordance with the terms and conditions of the License, a copy of which
  10  * is available by writing to the Free Software Foundation, Inc.,
  11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  13  *
  14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  17  * this warranty disclaimer.
  18  */
  19
  20 #ifndef _MWIFIEX_SDIO_H
  21 #define _MWIFIEX_SDIO_H
  22
  23
  24 #include <linux/mmc/sdio.h>
  25 #include <linux/mmc/sdio_ids.h>
  26 #include <linux/mmc/sdio_func.h>
  27 #include <linux/mmc/card.h>
  28 #include <linux/mmc/host.h>
  29
  30 #include "main.h"
  31
  32 #define SD8786_DEFAULT_FW_NAME "mrvl/sd8786_uapsta.bin"
  33 #define SD8787_DEFAULT_FW_NAME "mrvl/sd8787_uapsta.bin"
  34 #define SD8797_DEFAULT_FW_NAME "mrvl/sd8797_uapsta.bin"
  35 #define SD8897_DEFAULT_FW_NAME "mrvl/sd8897_uapsta.bin"
  36 #define SD8887_DEFAULT_FW_NAME "mrvl/sd8887_uapsta.bin"
  37 #define SD8801_DEFAULT_FW_NAME "mrvl/sd8801_uapsta.bin"
  38 #define SD8997_DEFAULT_FW_NAME "mrvl/sd8997_uapsta.bin"
  39
  40 #define BLOCK_MODE      1
  41 #define BYTE_MODE       0
  42
  43 #define REG_PORT                        0
  44
  45 #define MWIFIEX_SDIO_IO_PORT_MASK               0xfffff
  46
  47 #define MWIFIEX_SDIO_BYTE_MODE_MASK     0x80000000
  48
  49 #define MWIFIEX_MAX_FUNC2_REG_NUM       13
  50 #define MWIFIEX_SDIO_SCRATCH_SIZE       10
  51
  52 #define SDIO_MPA_ADDR_BASE              0x1000
  53 #define CTRL_PORT                       0
  54 #define CTRL_PORT_MASK                  0x0001
  55
  56 #define CMD_PORT_UPLD_INT_MASK          (0x1U<<6)
  57 #define CMD_PORT_DNLD_INT_MASK          (0x1U<<7)
  58 #define HOST_TERM_CMD53                 (0x1U << 2)
  59 #define REG_PORT                        0
  60 #define MEM_PORT                        0x10000
  61
  62 #define CMD53_NEW_MODE                  (0x1U << 0)
  63 #define CMD_PORT_RD_LEN_EN              (0x1U << 2)
  64 #define CMD_PORT_AUTO_EN                (0x1U << 0)
  65 #define CMD_PORT_SLCT                   0x8000
  66 #define UP_LD_CMD_PORT_HOST_INT_STATUS  (0x40U)
  67 #define DN_LD_CMD_PORT_HOST_INT_STATUS  (0x80U)
  68
  69 #define MWIFIEX_MP_AGGR_BUF_SIZE_16K    (16384)
  70 #define MWIFIEX_MP_AGGR_BUF_SIZE_32K    (32768)
  71 /* we leave one block of 256 bytes for DMA alignment*/
  72 #define MWIFIEX_MP_AGGR_BUF_SIZE_MAX    (65280)
  73
  74 /* Misc. Config Register : Auto Re-enable interrupts */
  75 #define AUTO_RE_ENABLE_INT              BIT(4)
  76
  77 /* Host Control Registers : Configuration */
  78 #define CONFIGURATION_REG               0x00
  79 /* Host Control Registers : Host power up */
  80 #define HOST_POWER_UP                   (0x1U << 1)
  81
  82 /* Host Control Registers : Upload host interrupt mask */
  83 #define UP_LD_HOST_INT_MASK             (0x1U)
  84 /* Host Control Registers : Download host interrupt mask */
  85 #define DN_LD_HOST_INT_MASK             (0x2U)
  86
  87 /* Host Control Registers : Upload host interrupt status */
  88 #define UP_LD_HOST_INT_STATUS           (0x1U)
  89 /* Host Control Registers : Download host interrupt status */
  90 #define DN_LD_HOST_INT_STATUS           (0x2U)
  91
  92 /* Host Control Registers : Host interrupt status */
  93 #define CARD_INT_STATUS_REG             0x28
  94
  95 /* Card Control Registers : Card I/O ready */
  96 #define CARD_IO_READY                   (0x1U << 3)
  97 /* Card Control Registers : Download card ready */
  98 #define DN_LD_CARD_RDY                  (0x1U << 0)
  99
 100 /* Max retry number of CMD53 write */
 101 #define MAX_WRITE_IOMEM_RETRY           2
 102
 103 /* SDIO Tx aggregation in progress ? */
 104 #define MP_TX_AGGR_IN_PROGRESS(a) (a->mpa_tx.pkt_cnt > 0)
 105
 106 /* SDIO Tx aggregation buffer room for next packet ? */
 107 #define MP_TX_AGGR_BUF_HAS_ROOM(a, len) ((a->mpa_tx.buf_len+len)        \
 108                                                 <= a->mpa_tx.buf_size)
 109
 110 /* Copy current packet (SDIO Tx aggregation buffer) to SDIO buffer */
 111 #define MP_TX_AGGR_BUF_PUT(a, payload, pkt_len, port) do {              \
 112         memmove(&a->mpa_tx.buf[a->mpa_tx.buf_len],                      \
 113                         payload, pkt_len);                              \
 114         a->mpa_tx.buf_len += pkt_len;                                   \
 115         if (!a->mpa_tx.pkt_cnt)                                         \
 116                 a->mpa_tx.start_port = port;                            \
 117         if (a->mpa_tx.start_port <= port)                               \
 118                 a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt));            \
 119         else                                                            \
 120                 a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+            \
 121                                                 (a->max_ports - \
 122                                                 a->mp_end_port)));      \
 123         a->mpa_tx.pkt_cnt++;                                            \
 124 } while (0)
 125
 126 /* SDIO Tx aggregation limit ? */
 127 #define MP_TX_AGGR_PKT_LIMIT_REACHED(a)                                 \
 128                         (a->mpa_tx.pkt_cnt == a->mpa_tx.pkt_aggr_limit)
 129
 130 /* Reset SDIO Tx aggregation buffer parameters */
 131 #define MP_TX_AGGR_BUF_RESET(a) do {                                    \
 132         a->mpa_tx.pkt_cnt = 0;                                          \
 133         a->mpa_tx.buf_len = 0;                                          \
 134         a->mpa_tx.ports = 0;                                            \
 135         a->mpa_tx.start_port = 0;                                       \
 136 } while (0)
 137
 138 /* SDIO Rx aggregation limit ? */
 139 #define MP_RX_AGGR_PKT_LIMIT_REACHED(a)                                 \
 140                         (a->mpa_rx.pkt_cnt == a->mpa_rx.pkt_aggr_limit)
 141
 142 /* SDIO Rx aggregation in progress ? */
 143 #define MP_RX_AGGR_IN_PROGRESS(a) (a->mpa_rx.pkt_cnt > 0)
 144
 145 /* SDIO Rx aggregation buffer room for next packet ? */
 146 #define MP_RX_AGGR_BUF_HAS_ROOM(a, rx_len)                              \
 147                         ((a->mpa_rx.buf_len+rx_len) <= a->mpa_rx.buf_size)
 148
 149 /* Reset SDIO Rx aggregation buffer parameters */
 150 #define MP_RX_AGGR_BUF_RESET(a) do {                                    \
 151         a->mpa_rx.pkt_cnt = 0;                                          \
 152         a->mpa_rx.buf_len = 0;                                          \
 153         a->mpa_rx.ports = 0;                                            \
 154         a->mpa_rx.start_port = 0;                                       \
 155 } while (0)
 156
 157 /* data structure for SDIO MPA TX */
 158 struct mwifiex_sdio_mpa_tx {
 159         /* multiport tx aggregation buffer pointer */
 160         u8 *buf;
 161         u32 buf_len;
 162         u32 pkt_cnt;
 163         u32 ports;
 164         u16 start_port;
 165         u8 enabled;
 166         u32 buf_size;
 167         u32 pkt_aggr_limit;
 168 };
 169
 170 struct mwifiex_sdio_mpa_rx {
 171         u8 *buf;
 172         u32 buf_len;
 173         u32 pkt_cnt;
 174         u32 ports;
 175         u16 start_port;
 176
 177         struct sk_buff **skb_arr;
 178         u32 *len_arr;
 179
 180         u8 enabled;
 181         u32 buf_size;
 182         u32 pkt_aggr_limit;
 183 };
 184
 185 int mwifiex_bus_register(void);
 186 void mwifiex_bus_unregister(void);
 187
 188 struct mwifiex_sdio_card_reg {
 189         u8 start_rd_port;
 190         u8 start_wr_port;
 191         u8 base_0_reg;
 192         u8 base_1_reg;
 193         u8 poll_reg;
 194         u8 host_int_enable;
 195         u8 host_int_rsr_reg;
 196         u8 host_int_status_reg;
 197         u8 host_int_mask_reg;
 198         u8 status_reg_0;
 199         u8 status_reg_1;
 200         u8 sdio_int_mask;
 201         u32 data_port_mask;
 202         u8 io_port_0_reg;
 203         u8 io_port_1_reg;
 204         u8 io_port_2_reg;
 205         u8 max_mp_regs;
 206         u8 rd_bitmap_l;
 207         u8 rd_bitmap_u;
 208         u8 rd_bitmap_1l;
 209         u8 rd_bitmap_1u;
 210         u8 wr_bitmap_l;
 211         u8 wr_bitmap_u;
 212         u8 wr_bitmap_1l;
 213         u8 wr_bitmap_1u;
 214         u8 rd_len_p0_l;
 215         u8 rd_len_p0_u;
 216         u8 card_misc_cfg_reg;
 217         u8 card_cfg_2_1_reg;
 218         u8 cmd_rd_len_0;
 219         u8 cmd_rd_len_1;
 220         u8 cmd_rd_len_2;
 221         u8 cmd_rd_len_3;
 222         u8 cmd_cfg_0;
 223         u8 cmd_cfg_1;
 224         u8 cmd_cfg_2;
 225         u8 cmd_cfg_3;
 226         u8 fw_dump_host_ready;
 227         u8 fw_dump_ctrl;
 228         u8 fw_dump_start;
 229         u8 fw_dump_end;
 230         u8 func1_dump_reg_start;
 231         u8 func1_dump_reg_end;
 232         u8 func1_scratch_reg;
 233         u8 func1_spec_reg_num;
 234         u8 func1_spec_reg_table[MWIFIEX_MAX_FUNC2_REG_NUM];
 235 };
 236
 237 struct sdio_mmc_card {
 238         struct sdio_func *func;
 239         struct mwifiex_adapter *adapter;
 240
 241         const char *firmware;
 242         const struct mwifiex_sdio_card_reg *reg;
 243         u8 max_ports;
 244         u8 mp_agg_pkt_limit;
 245         u16 tx_buf_size;
 246         u32 mp_tx_agg_buf_size;
 247         u32 mp_rx_agg_buf_size;
 248
 249         u32 mp_rd_bitmap;
 250         u32 mp_wr_bitmap;
 251
 252         u16 mp_end_port;
 253         u32 mp_data_port_mask;
 254
 255         u8 curr_rd_port;
 256         u8 curr_wr_port;
 257
 258         u8 *mp_regs;
 259         bool supports_sdio_new_mode;
 260         bool has_control_mask;
 261         bool can_dump_fw;
 262         bool fw_dump_enh;
 263         bool can_auto_tdls;
 264         bool can_ext_scan;
 265
 266         struct mwifiex_sdio_mpa_tx mpa_tx;
 267         struct mwifiex_sdio_mpa_rx mpa_rx;
 268
 269         /* needed for card reset */
 270         const struct sdio_device_id *device_id;
 271 };
 272
 273 struct mwifiex_sdio_device {
 274         const char *firmware;
 275         const struct mwifiex_sdio_card_reg *reg;
 276         u8 max_ports;
 277         u8 mp_agg_pkt_limit;
 278         u16 tx_buf_size;
 279         u32 mp_tx_agg_buf_size;
 280         u32 mp_rx_agg_buf_size;
 281         bool supports_sdio_new_mode;
 282         bool has_control_mask;
 283         bool can_dump_fw;
 284         bool fw_dump_enh;
 285         bool can_auto_tdls;
 286         bool can_ext_scan;
 287 };
 288
 289 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd87xx = {
 290         .start_rd_port = 1,
 291         .start_wr_port = 1,
 292         .base_0_reg = 0x0040,
 293         .base_1_reg = 0x0041,
 294         .poll_reg = 0x30,
 295         .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK,
 296         .host_int_rsr_reg = 0x1,
 297         .host_int_mask_reg = 0x02,
 298         .host_int_status_reg = 0x03,
 299         .status_reg_0 = 0x60,
 300         .status_reg_1 = 0x61,
 301         .sdio_int_mask = 0x3f,
 302         .data_port_mask = 0x0000fffe,
 303         .io_port_0_reg = 0x78,
 304         .io_port_1_reg = 0x79,
 305         .io_port_2_reg = 0x7A,
 306         .max_mp_regs = 64,
 307         .rd_bitmap_l = 0x04,
 308         .rd_bitmap_u = 0x05,
 309         .wr_bitmap_l = 0x06,
 310         .wr_bitmap_u = 0x07,
 311         .rd_len_p0_l = 0x08,
 312         .rd_len_p0_u = 0x09,
 313         .card_misc_cfg_reg = 0x6c,
 314         .func1_dump_reg_start = 0x0,
 315         .func1_dump_reg_end = 0x9,
 316         .func1_scratch_reg = 0x60,
 317         .func1_spec_reg_num = 5,
 318         .func1_spec_reg_table = {0x28, 0x30, 0x34, 0x38, 0x3c},
 319 };
 320
 321 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8897 = {
 322         .start_rd_port = 0,
 323         .start_wr_port = 0,
 324         .base_0_reg = 0x60,
 325         .base_1_reg = 0x61,
 326         .poll_reg = 0x50,
 327         .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
 328                         CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
 329         .host_int_rsr_reg = 0x1,
 330         .host_int_status_reg = 0x03,
 331         .host_int_mask_reg = 0x02,
 332         .status_reg_0 = 0xc0,
 333         .status_reg_1 = 0xc1,
 334         .sdio_int_mask = 0xff,
 335         .data_port_mask = 0xffffffff,
 336         .io_port_0_reg = 0xD8,
 337         .io_port_1_reg = 0xD9,
 338         .io_port_2_reg = 0xDA,
 339         .max_mp_regs = 184,
 340         .rd_bitmap_l = 0x04,
 341         .rd_bitmap_u = 0x05,
 342         .rd_bitmap_1l = 0x06,
 343         .rd_bitmap_1u = 0x07,
 344         .wr_bitmap_l = 0x08,
 345         .wr_bitmap_u = 0x09,
 346         .wr_bitmap_1l = 0x0a,
 347         .wr_bitmap_1u = 0x0b,
 348         .rd_len_p0_l = 0x0c,
 349         .rd_len_p0_u = 0x0d,
 350         .card_misc_cfg_reg = 0xcc,
 351         .card_cfg_2_1_reg = 0xcd,
 352         .cmd_rd_len_0 = 0xb4,
 353         .cmd_rd_len_1 = 0xb5,
 354         .cmd_rd_len_2 = 0xb6,
 355         .cmd_rd_len_3 = 0xb7,
 356         .cmd_cfg_0 = 0xb8,
 357         .cmd_cfg_1 = 0xb9,
 358         .cmd_cfg_2 = 0xba,
 359         .cmd_cfg_3 = 0xbb,
 360         .fw_dump_host_ready = 0xee,
 361         .fw_dump_ctrl = 0xe2,
 362         .fw_dump_start = 0xe3,
 363         .fw_dump_end = 0xea,
 364         .func1_dump_reg_start = 0x0,
 365         .func1_dump_reg_end = 0xb,
 366         .func1_scratch_reg = 0xc0,
 367         .func1_spec_reg_num = 8,
 368         .func1_spec_reg_table = {0x4C, 0x50, 0x54, 0x55, 0x58,
 369                                  0x59, 0x5c, 0x5d},
 370 };
 371
 372 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8997 = {
 373         .start_rd_port = 0,
 374         .start_wr_port = 0,
 375         .base_0_reg = 0xF8,
 376         .base_1_reg = 0xF9,
 377         .poll_reg = 0x5C,
 378         .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
 379                         CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
 380         .host_int_rsr_reg = 0x4,
 381         .host_int_status_reg = 0x0C,
 382         .host_int_mask_reg = 0x08,
 383         .status_reg_0 = 0xE8,
 384         .status_reg_1 = 0xE9,
 385         .sdio_int_mask = 0xff,
 386         .data_port_mask = 0xffffffff,
 387         .io_port_0_reg = 0xE4,
 388         .io_port_1_reg = 0xE5,
 389         .io_port_2_reg = 0xE6,
 390         .max_mp_regs = 196,
 391         .rd_bitmap_l = 0x10,
 392         .rd_bitmap_u = 0x11,
 393         .rd_bitmap_1l = 0x12,
 394         .rd_bitmap_1u = 0x13,
 395         .wr_bitmap_l = 0x14,
 396         .wr_bitmap_u = 0x15,
 397         .wr_bitmap_1l = 0x16,
 398         .wr_bitmap_1u = 0x17,
 399         .rd_len_p0_l = 0x18,
 400         .rd_len_p0_u = 0x19,
 401         .card_misc_cfg_reg = 0xd8,
 402         .card_cfg_2_1_reg = 0xd9,
 403         .cmd_rd_len_0 = 0xc0,
 404         .cmd_rd_len_1 = 0xc1,
 405         .cmd_rd_len_2 = 0xc2,
 406         .cmd_rd_len_3 = 0xc3,
 407         .cmd_cfg_0 = 0xc4,
 408         .cmd_cfg_1 = 0xc5,
 409         .cmd_cfg_2 = 0xc6,
 410         .cmd_cfg_3 = 0xc7,
 411         .fw_dump_host_ready = 0xcc,
 412         .fw_dump_ctrl = 0xf0,
 413         .fw_dump_start = 0xf1,
 414         .fw_dump_end = 0xf8,
 415         .func1_dump_reg_start = 0x10,
 416         .func1_dump_reg_end = 0x17,
 417         .func1_scratch_reg = 0xe8,
 418         .func1_spec_reg_num = 13,
 419         .func1_spec_reg_table = {0x08, 0x58, 0x5C, 0x5D,
 420                                  0x60, 0x61, 0x62, 0x64,
 421                                  0x65, 0x66, 0x68, 0x69,
 422                                  0x6a},
 423 };
 424
 425 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8887 = {
 426         .start_rd_port = 0,
 427         .start_wr_port = 0,
 428         .base_0_reg = 0x6C,
 429         .base_1_reg = 0x6D,
 430         .poll_reg = 0x5C,
 431         .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
 432                         CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
 433         .host_int_rsr_reg = 0x4,
 434         .host_int_status_reg = 0x0C,
 435         .host_int_mask_reg = 0x08,
 436         .status_reg_0 = 0x90,
 437         .status_reg_1 = 0x91,
 438         .sdio_int_mask = 0xff,
 439         .data_port_mask = 0xffffffff,
 440         .io_port_0_reg = 0xE4,
 441         .io_port_1_reg = 0xE5,
 442         .io_port_2_reg = 0xE6,
 443         .max_mp_regs = 196,
 444         .rd_bitmap_l = 0x10,
 445         .rd_bitmap_u = 0x11,
 446         .rd_bitmap_1l = 0x12,
 447         .rd_bitmap_1u = 0x13,
 448         .wr_bitmap_l = 0x14,
 449         .wr_bitmap_u = 0x15,
 450         .wr_bitmap_1l = 0x16,
 451         .wr_bitmap_1u = 0x17,
 452         .rd_len_p0_l = 0x18,
 453         .rd_len_p0_u = 0x19,
 454         .card_misc_cfg_reg = 0xd8,
 455         .card_cfg_2_1_reg = 0xd9,
 456         .cmd_rd_len_0 = 0xc0,
 457         .cmd_rd_len_1 = 0xc1,
 458         .cmd_rd_len_2 = 0xc2,
 459         .cmd_rd_len_3 = 0xc3,
 460         .cmd_cfg_0 = 0xc4,
 461         .cmd_cfg_1 = 0xc5,
 462         .cmd_cfg_2 = 0xc6,
 463         .cmd_cfg_3 = 0xc7,
 464         .func1_dump_reg_start = 0x10,
 465         .func1_dump_reg_end = 0x17,
 466         .func1_scratch_reg = 0x90,
 467         .func1_spec_reg_num = 13,
 468         .func1_spec_reg_table = {0x08, 0x58, 0x5C, 0x5D, 0x60,
 469                                  0x61, 0x62, 0x64, 0x65, 0x66,
 470                                  0x68, 0x69, 0x6a},
 471 };
 472
 473 static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = {
 474         .firmware = SD8786_DEFAULT_FW_NAME,
 475         .reg = &mwifiex_reg_sd87xx,
 476         .max_ports = 16,
 477         .mp_agg_pkt_limit = 8,
 478         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
 479         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 480         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 481         .supports_sdio_new_mode = false,
 482         .has_control_mask = true,
 483         .can_dump_fw = false,
 484         .can_auto_tdls = false,
 485         .can_ext_scan = false,
 486 };
 487
 488 static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = {
 489         .firmware = SD8787_DEFAULT_FW_NAME,
 490         .reg = &mwifiex_reg_sd87xx,
 491         .max_ports = 16,
 492         .mp_agg_pkt_limit = 8,
 493         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
 494         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 495         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 496         .supports_sdio_new_mode = false,
 497         .has_control_mask = true,
 498         .can_dump_fw = false,
 499         .can_auto_tdls = false,
 500         .can_ext_scan = true,
 501 };
 502
 503 static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = {
 504         .firmware = SD8797_DEFAULT_FW_NAME,
 505         .reg = &mwifiex_reg_sd87xx,
 506         .max_ports = 16,
 507         .mp_agg_pkt_limit = 8,
 508         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
 509         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 510         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 511         .supports_sdio_new_mode = false,
 512         .has_control_mask = true,
 513         .can_dump_fw = false,
 514         .can_auto_tdls = false,
 515         .can_ext_scan = true,
 516 };
 517
 518 static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = {
 519         .firmware = SD8897_DEFAULT_FW_NAME,
 520         .reg = &mwifiex_reg_sd8897,
 521         .max_ports = 32,
 522         .mp_agg_pkt_limit = 16,
 523         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K,
 524         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
 525         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
 526         .supports_sdio_new_mode = true,
 527         .has_control_mask = false,
 528         .can_dump_fw = true,
 529         .can_auto_tdls = false,
 530         .can_ext_scan = true,
 531 };
 532
 533 static const struct mwifiex_sdio_device mwifiex_sdio_sd8997 = {
 534         .firmware = SD8997_DEFAULT_FW_NAME,
 535         .reg = &mwifiex_reg_sd8997,
 536         .max_ports = 32,
 537         .mp_agg_pkt_limit = 16,
 538         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K,
 539         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
 540         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
 541         .supports_sdio_new_mode = true,
 542         .has_control_mask = false,
 543         .can_dump_fw = true,
 544         .fw_dump_enh = true,
 545         .can_auto_tdls = false,
 546         .can_ext_scan = true,
 547 };
 548
 549 static const struct mwifiex_sdio_device mwifiex_sdio_sd8887 = {
 550         .firmware = SD8887_DEFAULT_FW_NAME,
 551         .reg = &mwifiex_reg_sd8887,
 552         .max_ports = 32,
 553         .mp_agg_pkt_limit = 16,
 554         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
 555         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
 556         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
 557         .supports_sdio_new_mode = true,
 558         .has_control_mask = false,
 559         .can_dump_fw = false,
 560         .can_auto_tdls = true,
 561         .can_ext_scan = true,
 562 };
 563
 564 static const struct mwifiex_sdio_device mwifiex_sdio_sd8801 = {
 565         .firmware = SD8801_DEFAULT_FW_NAME,
 566         .reg = &mwifiex_reg_sd87xx,
 567         .max_ports = 16,
 568         .mp_agg_pkt_limit = 8,
 569         .supports_sdio_new_mode = false,
 570         .has_control_mask = true,
 571         .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
 572         .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 573         .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
 574         .can_dump_fw = false,
 575         .can_auto_tdls = false,
 576         .can_ext_scan = true,
 577 };
 578
 579 /*
 580  * .cmdrsp_complete handler
 581  */
 582 static inline int mwifiex_sdio_cmdrsp_complete(struct mwifiex_adapter *adapter,
 583                                                struct sk_buff *skb)
 584 {
 585         dev_kfree_skb_any(skb);
 586         return 0;
 587 }
 588
 589 /*
 590  * .event_complete handler
 591  */
 592 static inline int mwifiex_sdio_event_complete(struct mwifiex_adapter *adapter,
 593                                               struct sk_buff *skb)
 594 {
 595         dev_kfree_skb_any(skb);
 596         return 0;
 597 }
 598
 599 static inline bool
 600 mp_rx_aggr_port_limit_reached(struct sdio_mmc_card *card)
 601 {
 602         u8 tmp;
 603
 604         if (card->curr_rd_port < card->mpa_rx.start_port) {
 605                 if (card->supports_sdio_new_mode)
 606                         tmp = card->mp_end_port >> 1;
 607                 else
 608                         tmp = card->mp_agg_pkt_limit;
 609
 610                 if (((card->max_ports - card->mpa_rx.start_port) +
 611                     card->curr_rd_port) >= tmp)
 612                         return true;
 613         }
 614
 615         if (!card->supports_sdio_new_mode)
 616                 return false;
 617
 618         if ((card->curr_rd_port - card->mpa_rx.start_port) >=
 619             (card->mp_end_port >> 1))
 620                 return true;
 621
 622         return false;
 623 }
 624
 625 static inline bool
 626 mp_tx_aggr_port_limit_reached(struct sdio_mmc_card *card)
 627 {
 628         u16 tmp;
 629
 630         if (card->curr_wr_port < card->mpa_tx.start_port) {
 631                 if (card->supports_sdio_new_mode)
 632                         tmp = card->mp_end_port >> 1;
 633                 else
 634                         tmp = card->mp_agg_pkt_limit;
 635
 636                 if (((card->max_ports - card->mpa_tx.start_port) +
 637                     card->curr_wr_port) >= tmp)
 638                         return true;
 639         }
 640
 641         if (!card->supports_sdio_new_mode)
 642                 return false;
 643
 644         if ((card->curr_wr_port - card->mpa_tx.start_port) >=
 645             (card->mp_end_port >> 1))
 646                 return true;
 647
 648         return false;
 649 }
 650
 651 /* Prepare to copy current packet from card to SDIO Rx aggregation buffer */
 652 static inline void mp_rx_aggr_setup(struct sdio_mmc_card *card,
 653                                     u16 rx_len, u8 port)
 654 {
 655         card->mpa_rx.buf_len += rx_len;
 656
 657         if (!card->mpa_rx.pkt_cnt)
 658                 card->mpa_rx.start_port = port;
 659
 660         if (card->supports_sdio_new_mode) {
 661                 card->mpa_rx.ports |= (1 << port);
 662         } else {
 663                 if (card->mpa_rx.start_port <= port)
 664                         card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt);
 665                 else
 666                         card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt + 1);
 667         }
 668         card->mpa_rx.skb_arr[card->mpa_rx.pkt_cnt] = NULL;
 669         card->mpa_rx.len_arr[card->mpa_rx.pkt_cnt] = rx_len;
 670         card->mpa_rx.pkt_cnt++;
 671 }
 672 #endif /* _MWIFIEX_SDIO_H */