drivers/net/wireless/rsi/rsi_91x_hal.c

   1 /*
   2  * Copyright (c) 2014 Redpine Signals Inc.
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #include <linux/firmware.h>
  18 #include <net/bluetooth/bluetooth.h>
  19 #include "rsi_mgmt.h"
  20 #include "rsi_hal.h"
  21 #include "rsi_sdio.h"
  22 #include "rsi_common.h"
  23
  24 /* FLASH Firmware */
  25 static struct ta_metadata metadata_flash_content[] = {
  26         {"flash_content", 0x00010000},
  27         {"rsi/rs9113_wlan_qspi.rps", 0x00010000},
  28         {"rsi/rs9113_wlan_bt_dual_mode.rps", 0x00010000},
  29         {"flash_content", 0x00010000},
  30         {"rsi/rs9113_ap_bt_dual_mode.rps", 0x00010000},
  31
  32 };
  33
  34 static struct ta_metadata metadata[] = {{"pmemdata_dummy", 0x00000000},
  35         {"rsi/rs9116_wlan.rps", 0x00000000},
  36         {"rsi/rs9116_wlan_bt_classic.rps", 0x00000000},
  37         {"rsi/pmemdata_dummy", 0x00000000},
  38         {"rsi/rs9116_wlan_bt_classic.rps", 0x00000000}
  39 };
  40
  41 int rsi_send_pkt_to_bus(struct rsi_common *common, struct sk_buff *skb)
  42 {
  43         struct rsi_hw *adapter = common->priv;
  44         int status;
  45
  46         if (common->coex_mode > 1)
  47                 mutex_lock(&common->tx_bus_mutex);
  48
  49         status = adapter->host_intf_ops->write_pkt(common->priv,
  50                                                    skb->data, skb->len);
  51
  52         if (common->coex_mode > 1)
  53                 mutex_unlock(&common->tx_bus_mutex);
  54
  55         return status;
  56 }
  57
  58 int rsi_prepare_mgmt_desc(struct rsi_common *common, struct sk_buff *skb)
  59 {
  60         struct rsi_hw *adapter = common->priv;
  61         struct ieee80211_hdr *wh = NULL;
  62         struct ieee80211_tx_info *info;
  63         struct ieee80211_conf *conf = &adapter->hw->conf;
  64         struct ieee80211_vif *vif;
  65         struct rsi_mgmt_desc *mgmt_desc;
  66         struct skb_info *tx_params;
  67         struct rsi_xtended_desc *xtend_desc = NULL;
  68         u8 header_size;
  69         u32 dword_align_bytes = 0;
  70
  71         if (skb->len > MAX_MGMT_PKT_SIZE) {
  72                 rsi_dbg(INFO_ZONE, "%s: Dropping mgmt pkt > 512\n", __func__);
  73                 return -EINVAL;
  74         }
  75
  76         info = IEEE80211_SKB_CB(skb);
  77         tx_params = (struct skb_info *)info->driver_data;
  78         vif = tx_params->vif;
  79
  80         /* Update header size */
  81         header_size = FRAME_DESC_SZ + sizeof(struct rsi_xtended_desc);
  82         if (header_size > skb_headroom(skb)) {
  83                 rsi_dbg(ERR_ZONE,
  84                         "%s: Failed to add extended descriptor\n",
  85                         __func__);
  86                 return -ENOSPC;
  87         }
  88         skb_push(skb, header_size);
  89         dword_align_bytes = ((unsigned long)skb->data & 0x3f);
  90         if (dword_align_bytes > skb_headroom(skb)) {
  91                 rsi_dbg(ERR_ZONE,
  92                         "%s: Failed to add dword align\n", __func__);
  93                 return -ENOSPC;
  94         }
  95         skb_push(skb, dword_align_bytes);
  96         header_size += dword_align_bytes;
  97
  98         tx_params->internal_hdr_size = header_size;
  99         memset(&skb->data[0], 0, header_size);
 100         wh = (struct ieee80211_hdr *)&skb->data[header_size];
 101
 102         mgmt_desc = (struct rsi_mgmt_desc *)skb->data;
 103         xtend_desc = (struct rsi_xtended_desc *)&skb->data[FRAME_DESC_SZ];
 104
 105         rsi_set_len_qno(&mgmt_desc->len_qno, (skb->len - FRAME_DESC_SZ),
 106                         RSI_WIFI_MGMT_Q);
 107         mgmt_desc->frame_type = TX_DOT11_MGMT;
 108         mgmt_desc->header_len = MIN_802_11_HDR_LEN;
 109         mgmt_desc->xtend_desc_size = header_size - FRAME_DESC_SZ;
 110
 111         if (ieee80211_is_probe_req(wh->frame_control))
 112                 mgmt_desc->frame_info = cpu_to_le16(RSI_INSERT_SEQ_IN_FW);
 113         mgmt_desc->frame_info |= cpu_to_le16(RATE_INFO_ENABLE);
 114         if (is_broadcast_ether_addr(wh->addr1))
 115                 mgmt_desc->frame_info |= cpu_to_le16(RSI_BROADCAST_PKT);
 116
 117         mgmt_desc->seq_ctrl =
 118                 cpu_to_le16(IEEE80211_SEQ_TO_SN(le16_to_cpu(wh->seq_ctrl)));
 119         if ((common->band == NL80211_BAND_2GHZ) && !common->p2p_enabled)
 120                 mgmt_desc->rate_info = cpu_to_le16(RSI_RATE_1);
 121         else
 122                 mgmt_desc->rate_info = cpu_to_le16(RSI_RATE_6);
 123
 124         if (conf_is_ht40(conf))
 125                 mgmt_desc->bbp_info = cpu_to_le16(FULL40M_ENABLE);
 126
 127         if (ieee80211_is_probe_resp(wh->frame_control)) {
 128                 mgmt_desc->misc_flags |= (RSI_ADD_DELTA_TSF_VAP_ID |
 129                                           RSI_FETCH_RETRY_CNT_FRM_HST);
 130 #define PROBE_RESP_RETRY_CNT    3
 131                 xtend_desc->retry_cnt = PROBE_RESP_RETRY_CNT;
 132         }
 133
 134         if (((vif->type == NL80211_IFTYPE_AP) ||
 135              (vif->type == NL80211_IFTYPE_P2P_GO)) &&
 136             (ieee80211_is_action(wh->frame_control))) {
 137                 struct rsi_sta *rsta = rsi_find_sta(common, wh->addr1);
 138
 139                 if (rsta)
 140                         mgmt_desc->sta_id = tx_params->sta_id;
 141                 else
 142                         return -EINVAL;
 143         }
 144         mgmt_desc->rate_info |=
 145                 cpu_to_le16((tx_params->vap_id << RSI_DESC_VAP_ID_OFST) &
 146                             RSI_DESC_VAP_ID_MASK);
 147
 148         return 0;
 149 }
 150
 151 /* This function prepares descriptor for given data packet */
 152 int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb)
 153 {
 154         struct rsi_hw *adapter = common->priv;
 155         struct ieee80211_vif *vif;
 156         struct ieee80211_hdr *wh = NULL;
 157         struct ieee80211_tx_info *info;
 158         struct skb_info *tx_params;
 159         struct rsi_data_desc *data_desc;
 160         struct rsi_xtended_desc *xtend_desc;
 161         u8 ieee80211_size = MIN_802_11_HDR_LEN;
 162         u8 header_size;
 163         u8 vap_id = 0;
 164         u8 dword_align_bytes;
 165         u16 seq_num;
 166
 167         info = IEEE80211_SKB_CB(skb);
 168         vif = info->control.vif;
 169         tx_params = (struct skb_info *)info->driver_data;
 170
 171         header_size = FRAME_DESC_SZ + sizeof(struct rsi_xtended_desc);
 172         if (header_size > skb_headroom(skb)) {
 173                 rsi_dbg(ERR_ZONE, "%s: Unable to send pkt\n", __func__);
 174                 return -ENOSPC;
 175         }
 176         skb_push(skb, header_size);
 177         dword_align_bytes = ((unsigned long)skb->data & 0x3f);
 178         if (header_size > skb_headroom(skb)) {
 179                 rsi_dbg(ERR_ZONE, "%s: Not enough headroom\n", __func__);
 180                 return -ENOSPC;
 181         }
 182         skb_push(skb, dword_align_bytes);
 183         header_size += dword_align_bytes;
 184
 185         tx_params->internal_hdr_size = header_size;
 186         data_desc = (struct rsi_data_desc *)skb->data;
 187         memset(data_desc, 0, header_size);
 188
 189         xtend_desc = (struct rsi_xtended_desc *)&skb->data[FRAME_DESC_SZ];
 190         wh = (struct ieee80211_hdr *)&skb->data[header_size];
 191         seq_num = IEEE80211_SEQ_TO_SN(le16_to_cpu(wh->seq_ctrl));
 192
 193         data_desc->xtend_desc_size = header_size - FRAME_DESC_SZ;
 194
 195         if (ieee80211_is_data_qos(wh->frame_control)) {
 196                 ieee80211_size += 2;
 197                 data_desc->mac_flags |= cpu_to_le16(RSI_QOS_ENABLE);
 198         }
 199
 200         if (((vif->type == NL80211_IFTYPE_STATION) ||
 201              (vif->type == NL80211_IFTYPE_P2P_CLIENT)) &&
 202             (adapter->ps_state == PS_ENABLED))
 203                 wh->frame_control |= cpu_to_le16(RSI_SET_PS_ENABLE);
 204
 205         if ((!(info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT)) &&
 206             (common->secinfo.security_enable)) {
 207                 if (rsi_is_cipher_wep(common))
 208                         ieee80211_size += 4;
 209                 else
 210                         ieee80211_size += 8;
 211                 data_desc->mac_flags |= cpu_to_le16(RSI_ENCRYPT_PKT);
 212         }
 213         rsi_set_len_qno(&data_desc->len_qno, (skb->len - FRAME_DESC_SZ),
 214                         RSI_WIFI_DATA_Q);
 215         data_desc->header_len = ieee80211_size;
 216
 217         if (common->min_rate != RSI_RATE_AUTO) {
 218                 /* Send fixed rate */
 219                 data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE);
 220                 data_desc->rate_info = cpu_to_le16(common->min_rate);
 221
 222                 if (conf_is_ht40(&common->priv->hw->conf))
 223                         data_desc->bbp_info = cpu_to_le16(FULL40M_ENABLE);
 224
 225                 if ((common->vif_info[0].sgi) && (common->min_rate & 0x100)) {
 226                        /* Only MCS rates */
 227                         data_desc->rate_info |=
 228                                 cpu_to_le16(ENABLE_SHORTGI_RATE);
 229                 }
 230         }
 231
 232         if (skb->protocol == cpu_to_be16(ETH_P_PAE)) {
 233                 rsi_dbg(INFO_ZONE, "*** Tx EAPOL ***\n");
 234
 235                 data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE);
 236                 if (common->band == NL80211_BAND_5GHZ)
 237                         data_desc->rate_info = cpu_to_le16(RSI_RATE_6);
 238                 else
 239                         data_desc->rate_info = cpu_to_le16(RSI_RATE_1);
 240                 data_desc->mac_flags |= cpu_to_le16(RSI_REKEY_PURPOSE);
 241                 data_desc->misc_flags |= RSI_FETCH_RETRY_CNT_FRM_HST;
 242 #define EAPOL_RETRY_CNT 15
 243                 xtend_desc->retry_cnt = EAPOL_RETRY_CNT;
 244
 245                 if (common->eapol4_confirm)
 246                         skb->priority = VO_Q;
 247                 else
 248                         rsi_set_len_qno(&data_desc->len_qno,
 249                                         (skb->len - FRAME_DESC_SZ),
 250                                         RSI_WIFI_MGMT_Q);
 251                 if (((skb->len - header_size) == EAPOL4_PACKET_LEN) ||
 252                     ((skb->len - header_size) == EAPOL4_PACKET_LEN - 2)) {
 253                         data_desc->misc_flags |=
 254                                 RSI_DESC_REQUIRE_CFM_TO_HOST;
 255                         xtend_desc->confirm_frame_type = EAPOL4_CONFIRM;
 256                 }
 257         }
 258
 259         data_desc->mac_flags |= cpu_to_le16(seq_num & 0xfff);
 260         data_desc->qid_tid = ((skb->priority & 0xf) |
 261                               ((tx_params->tid & 0xf) << 4));
 262         data_desc->sta_id = tx_params->sta_id;
 263
 264         if ((is_broadcast_ether_addr(wh->addr1)) ||
 265             (is_multicast_ether_addr(wh->addr1))) {
 266                 data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE);
 267                 data_desc->frame_info |= cpu_to_le16(RSI_BROADCAST_PKT);
 268                 data_desc->sta_id = vap_id;
 269
 270                 if ((vif->type == NL80211_IFTYPE_AP) ||
 271                     (vif->type == NL80211_IFTYPE_P2P_GO)) {
 272                         if (common->band == NL80211_BAND_5GHZ)
 273                                 data_desc->rate_info = cpu_to_le16(RSI_RATE_6);
 274                         else
 275                                 data_desc->rate_info = cpu_to_le16(RSI_RATE_1);
 276                 }
 277         }
 278         if (((vif->type == NL80211_IFTYPE_AP) ||
 279              (vif->type == NL80211_IFTYPE_P2P_GO)) &&
 280             (ieee80211_has_moredata(wh->frame_control)))
 281                 data_desc->frame_info |= cpu_to_le16(MORE_DATA_PRESENT);
 282
 283         data_desc->rate_info |=
 284                 cpu_to_le16((tx_params->vap_id << RSI_DESC_VAP_ID_OFST) &
 285                             RSI_DESC_VAP_ID_MASK);
 286
 287         return 0;
 288 }
 289
 290 /* This function sends received data packet from driver to device */
 291 int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb)
 292 {
 293         struct rsi_hw *adapter = common->priv;
 294         struct ieee80211_vif *vif;
 295         struct ieee80211_tx_info *info;
 296         struct ieee80211_bss_conf *bss;
 297         int status = -EINVAL;
 298
 299         if (!skb)
 300                 return 0;
 301         if (common->iface_down)
 302                 goto err;
 303
 304         info = IEEE80211_SKB_CB(skb);
 305         if (!info->control.vif)
 306                 goto err;
 307         vif = info->control.vif;
 308         bss = &vif->bss_conf;
 309
 310         if (((vif->type == NL80211_IFTYPE_STATION) ||
 311              (vif->type == NL80211_IFTYPE_P2P_CLIENT)) &&
 312             (!bss->assoc))
 313                 goto err;
 314
 315         status = rsi_send_pkt_to_bus(common, skb);
 316         if (status)
 317                 rsi_dbg(ERR_ZONE, "%s: Failed to write pkt\n", __func__);
 318
 319 err:
 320         ++common->tx_stats.total_tx_pkt_freed[skb->priority];
 321         rsi_indicate_tx_status(adapter, skb, status);
 322         return status;
 323 }
 324
 325 /**
 326  * rsi_send_mgmt_pkt() - This functions sends the received management packet
 327  *                       from driver to device.
 328  * @common: Pointer to the driver private structure.
 329  * @skb: Pointer to the socket buffer structure.
 330  *
 331  * Return: status: 0 on success, -1 on failure.
 332  */
 333 int rsi_send_mgmt_pkt(struct rsi_common *common,
 334                       struct sk_buff *skb)
 335 {
 336         struct rsi_hw *adapter = common->priv;
 337         struct ieee80211_bss_conf *bss;
 338         struct ieee80211_hdr *wh;
 339         struct ieee80211_tx_info *info;
 340         struct skb_info *tx_params;
 341         struct rsi_mgmt_desc *mgmt_desc;
 342         struct rsi_xtended_desc *xtend_desc;
 343         int status = -E2BIG;
 344         u8 header_size;
 345
 346         info = IEEE80211_SKB_CB(skb);
 347         tx_params = (struct skb_info *)info->driver_data;
 348         header_size = tx_params->internal_hdr_size;
 349
 350         if (tx_params->flags & INTERNAL_MGMT_PKT) {
 351                 status = adapter->host_intf_ops->write_pkt(common->priv,
 352                                                            (u8 *)skb->data,
 353                                                            skb->len);
 354                 if (status) {
 355                         rsi_dbg(ERR_ZONE,
 356                                 "%s: Failed to write the packet\n", __func__);
 357                 }
 358                 dev_kfree_skb(skb);
 359                 return status;
 360         }
 361
 362         bss = &info->control.vif->bss_conf;
 363         wh = (struct ieee80211_hdr *)&skb->data[header_size];
 364         mgmt_desc = (struct rsi_mgmt_desc *)skb->data;
 365         xtend_desc = (struct rsi_xtended_desc *)&skb->data[FRAME_DESC_SZ];
 366
 367         /* Indicate to firmware to give cfm for probe */
 368         if (ieee80211_is_probe_req(wh->frame_control) && !bss->assoc) {
 369                 rsi_dbg(INFO_ZONE,
 370                         "%s: blocking mgmt queue\n", __func__);
 371                 mgmt_desc->misc_flags = RSI_DESC_REQUIRE_CFM_TO_HOST;
 372                 xtend_desc->confirm_frame_type = PROBEREQ_CONFIRM;
 373                 common->mgmt_q_block = true;
 374                 rsi_dbg(INFO_ZONE, "Mgmt queue blocked\n");
 375         }
 376
 377         status = rsi_send_pkt_to_bus(common, skb);
 378         if (status)
 379                 rsi_dbg(ERR_ZONE, "%s: Failed to write the packet\n", __func__);
 380
 381         rsi_indicate_tx_status(common->priv, skb, status);
 382         return status;
 383 }
 384
 385 int rsi_send_bt_pkt(struct rsi_common *common, struct sk_buff *skb)
 386 {
 387         int status = -EINVAL;
 388         u8 header_size = 0;
 389         struct rsi_bt_desc *bt_desc;
 390         u8 queueno = ((skb->data[1] >> 4) & 0xf);
 391
 392         if (queueno == RSI_BT_MGMT_Q) {
 393                 status = rsi_send_pkt_to_bus(common, skb);
 394                 if (status)
 395                         rsi_dbg(ERR_ZONE, "%s: Failed to write bt mgmt pkt\n",
 396                                 __func__);
 397                 goto out;
 398         }
 399         header_size = FRAME_DESC_SZ;
 400         if (header_size > skb_headroom(skb)) {
 401                 rsi_dbg(ERR_ZONE, "%s: Not enough headroom\n", __func__);
 402                 status = -ENOSPC;
 403                 goto out;
 404         }
 405         skb_push(skb, header_size);
 406         memset(skb->data, 0, header_size);
 407         bt_desc = (struct rsi_bt_desc *)skb->data;
 408
 409         rsi_set_len_qno(&bt_desc->len_qno, (skb->len - FRAME_DESC_SZ),
 410                         RSI_BT_DATA_Q);
 411         bt_desc->bt_pkt_type = cpu_to_le16(bt_cb(skb)->pkt_type);
 412
 413         status = rsi_send_pkt_to_bus(common, skb);
 414         if (status)
 415                 rsi_dbg(ERR_ZONE, "%s: Failed to write bt pkt\n", __func__);
 416
 417 out:
 418         dev_kfree_skb(skb);
 419         return status;
 420 }
 421
 422 int rsi_prepare_beacon(struct rsi_common *common, struct sk_buff *skb)
 423 {
 424         struct rsi_hw *adapter = (struct rsi_hw *)common->priv;
 425         struct rsi_data_desc *bcn_frm;
 426         struct ieee80211_hw *hw = common->priv->hw;
 427         struct ieee80211_conf *conf = &hw->conf;
 428         struct ieee80211_vif *vif;
 429         struct sk_buff *mac_bcn;
 430         u8 vap_id = 0, i;
 431         u16 tim_offset = 0;
 432
 433         for (i = 0; i < RSI_MAX_VIFS; i++) {
 434                 vif = adapter->vifs[i];
 435                 if (!vif)
 436                         continue;
 437                 if ((vif->type == NL80211_IFTYPE_AP) ||
 438                     (vif->type == NL80211_IFTYPE_P2P_GO))
 439                         break;
 440         }
 441         if (!vif)
 442                 return -EINVAL;
 443         mac_bcn = ieee80211_beacon_get_tim(adapter->hw,
 444                                            vif,
 445                                            &tim_offset, NULL);
 446         if (!mac_bcn) {
 447                 rsi_dbg(ERR_ZONE, "Failed to get beacon from mac80211\n");
 448                 return -EINVAL;
 449         }
 450
 451         common->beacon_cnt++;
 452         bcn_frm = (struct rsi_data_desc *)skb->data;
 453         rsi_set_len_qno(&bcn_frm->len_qno, mac_bcn->len, RSI_WIFI_DATA_Q);
 454         bcn_frm->header_len = MIN_802_11_HDR_LEN;
 455         bcn_frm->frame_info = cpu_to_le16(RSI_DATA_DESC_MAC_BBP_INFO |
 456                                           RSI_DATA_DESC_NO_ACK_IND |
 457                                           RSI_DATA_DESC_BEACON_FRAME |
 458                                           RSI_DATA_DESC_INSERT_TSF |
 459                                           RSI_DATA_DESC_INSERT_SEQ_NO |
 460                                           RATE_INFO_ENABLE);
 461         bcn_frm->rate_info = cpu_to_le16(vap_id << 14);
 462         bcn_frm->qid_tid = BEACON_HW_Q;
 463
 464         if (conf_is_ht40_plus(conf)) {
 465                 bcn_frm->bbp_info = cpu_to_le16(LOWER_20_ENABLE);
 466                 bcn_frm->bbp_info |= cpu_to_le16(LOWER_20_ENABLE >> 12);
 467         } else if (conf_is_ht40_minus(conf)) {
 468                 bcn_frm->bbp_info = cpu_to_le16(UPPER_20_ENABLE);
 469                 bcn_frm->bbp_info |= cpu_to_le16(UPPER_20_ENABLE >> 12);
 470         }
 471
 472         if (common->band == NL80211_BAND_2GHZ)
 473                 bcn_frm->bbp_info |= cpu_to_le16(RSI_RATE_1);
 474         else
 475                 bcn_frm->bbp_info |= cpu_to_le16(RSI_RATE_6);
 476
 477         if (mac_bcn->data[tim_offset + 2] == 0)
 478                 bcn_frm->frame_info |= cpu_to_le16(RSI_DATA_DESC_DTIM_BEACON);
 479
 480         memcpy(&skb->data[FRAME_DESC_SZ], mac_bcn->data, mac_bcn->len);
 481         skb_put(skb, mac_bcn->len + FRAME_DESC_SZ);
 482
 483         dev_kfree_skb(mac_bcn);
 484
 485         return 0;
 486 }
 487
 488 static void bl_cmd_timeout(struct timer_list *t)
 489 {
 490         struct rsi_hw *adapter = from_timer(adapter, t, bl_cmd_timer);
 491
 492         adapter->blcmd_timer_expired = true;
 493         del_timer(&adapter->bl_cmd_timer);
 494 }
 495
 496 static int bl_start_cmd_timer(struct rsi_hw *adapter, u32 timeout)
 497 {
 498         timer_setup(&adapter->bl_cmd_timer, bl_cmd_timeout, 0);
 499         adapter->bl_cmd_timer.expires = (msecs_to_jiffies(timeout) + jiffies);
 500
 501         adapter->blcmd_timer_expired = false;
 502         add_timer(&adapter->bl_cmd_timer);
 503
 504         return 0;
 505 }
 506
 507 static int bl_stop_cmd_timer(struct rsi_hw *adapter)
 508 {
 509         adapter->blcmd_timer_expired = false;
 510         if (timer_pending(&adapter->bl_cmd_timer))
 511                 del_timer(&adapter->bl_cmd_timer);
 512
 513         return 0;
 514 }
 515
 516 static int bl_write_cmd(struct rsi_hw *adapter, u8 cmd, u8 exp_resp,
 517                         u16 *cmd_resp)
 518 {
 519         struct rsi_host_intf_ops *hif_ops = adapter->host_intf_ops;
 520         u32 regin_val = 0, regout_val = 0;
 521         u32 regin_input = 0;
 522         u8 output = 0;
 523         int status;
 524
 525         regin_input = (REGIN_INPUT | adapter->priv->coex_mode);
 526
 527         while (!adapter->blcmd_timer_expired) {
 528                 regin_val = 0;
 529                 status = hif_ops->master_reg_read(adapter, SWBL_REGIN,
 530                                                   &regin_val, 2);
 531                 if (status < 0) {
 532                         rsi_dbg(ERR_ZONE,
 533                                 "%s: Command %0x REGIN reading failed..\n",
 534                                 __func__, cmd);
 535                         return status;
 536                 }
 537                 mdelay(1);
 538                 if ((regin_val >> 12) != REGIN_VALID)
 539                         break;
 540         }
 541         if (adapter->blcmd_timer_expired) {
 542                 rsi_dbg(ERR_ZONE,
 543                         "%s: Command %0x REGIN reading timed out..\n",
 544                         __func__, cmd);
 545                 return -ETIMEDOUT;
 546         }
 547
 548         rsi_dbg(INFO_ZONE,
 549                 "Issuing write to Regin val:%0x sending cmd:%0x\n",
 550                 regin_val, (cmd | regin_input << 8));
 551         status = hif_ops->master_reg_write(adapter, SWBL_REGIN,
 552                                            (cmd | regin_input << 8), 2);
 553         if (status < 0)
 554                 return status;
 555         mdelay(1);
 556
 557         if (cmd == LOAD_HOSTED_FW || cmd == JUMP_TO_ZERO_PC) {
 558                 /* JUMP_TO_ZERO_PC doesn't expect
 559                  * any response. So return from here
 560                  */
 561                 return 0;
 562         }
 563
 564         while (!adapter->blcmd_timer_expired) {
 565                 regout_val = 0;
 566                 status = hif_ops->master_reg_read(adapter, SWBL_REGOUT,
 567                                              &regout_val, 2);
 568                 if (status < 0) {
 569                         rsi_dbg(ERR_ZONE,
 570                                 "%s: Command %0x REGOUT reading failed..\n",
 571                                 __func__, cmd);
 572                         return status;
 573                 }
 574                 mdelay(1);
 575                 if ((regout_val >> 8) == REGOUT_VALID)
 576                         break;
 577         }
 578         if (adapter->blcmd_timer_expired) {
 579                 rsi_dbg(ERR_ZONE,
 580                         "%s: Command %0x REGOUT reading timed out..\n",
 581                         __func__, cmd);
 582                 return status;
 583         }
 584
 585         *cmd_resp = ((u16 *)&regout_val)[0] & 0xffff;
 586
 587         output = ((u8 *)&regout_val)[0] & 0xff;
 588
 589         status = hif_ops->master_reg_write(adapter, SWBL_REGOUT,
 590                                            (cmd | REGOUT_INVALID << 8), 2);
 591         if (status < 0) {
 592                 rsi_dbg(ERR_ZONE,
 593                         "%s: Command %0x REGOUT writing failed..\n",
 594                         __func__, cmd);
 595                 return status;
 596         }
 597         mdelay(1);
 598
 599         if (output != exp_resp) {
 600                 rsi_dbg(ERR_ZONE,
 601                         "%s: Recvd resp %x for cmd %0x\n",
 602                         __func__, output, cmd);
 603                 return -EINVAL;
 604         }
 605         rsi_dbg(INFO_ZONE,
 606                 "%s: Recvd Expected resp %x for cmd %0x\n",
 607                 __func__, output, cmd);
 608
 609         return 0;
 610 }
 611
 612 static int bl_cmd(struct rsi_hw *adapter, u8 cmd, u8 exp_resp, char *str)
 613 {
 614         u16 regout_val = 0;
 615         u32 timeout;
 616         int status;
 617
 618         if ((cmd == EOF_REACHED) || (cmd == PING_VALID) || (cmd == PONG_VALID))
 619                 timeout = BL_BURN_TIMEOUT;
 620         else
 621                 timeout = BL_CMD_TIMEOUT;
 622
 623         bl_start_cmd_timer(adapter, timeout);
 624         status = bl_write_cmd(adapter, cmd, exp_resp, &regout_val);
 625         if (status < 0) {
 626                 bl_stop_cmd_timer(adapter);
 627                 rsi_dbg(ERR_ZONE,
 628                         "%s: Command %s (%0x) writing failed..\n",
 629                         __func__, str, cmd);
 630                 return status;
 631         }
 632         bl_stop_cmd_timer(adapter);
 633         return 0;
 634 }
 635
 636 #define CHECK_SUM_OFFSET 20
 637 #define LEN_OFFSET 8
 638 #define ADDR_OFFSET 16
 639 static int bl_write_header(struct rsi_hw *adapter, u8 *flash_content,
 640                            u32 content_size)
 641 {
 642         struct rsi_host_intf_ops *hif_ops = adapter->host_intf_ops;
 643         struct bl_header *bl_hdr;
 644         u32 write_addr, write_len;
 645         int status;
 646
 647         bl_hdr = kzalloc(sizeof(*bl_hdr), GFP_KERNEL);
 648         if (!bl_hdr)
 649                 return -ENOMEM;
 650
 651         bl_hdr->flags = 0;
 652         bl_hdr->image_no = cpu_to_le32(adapter->priv->coex_mode);
 653         bl_hdr->check_sum =
 654                 cpu_to_le32(*(u32 *)&flash_content[CHECK_SUM_OFFSET]);
 655         bl_hdr->flash_start_address =
 656                 cpu_to_le32(*(u32 *)&flash_content[ADDR_OFFSET]);
 657         bl_hdr->flash_len = cpu_to_le32(*(u32 *)&flash_content[LEN_OFFSET]);
 658         write_len = sizeof(struct bl_header);
 659
 660         if (adapter->rsi_host_intf == RSI_HOST_INTF_USB) {
 661                 write_addr = PING_BUFFER_ADDRESS;
 662                 status = hif_ops->write_reg_multiple(adapter, write_addr,
 663                                                  (u8 *)bl_hdr, write_len);
 664                 if (status < 0) {
 665                         rsi_dbg(ERR_ZONE,
 666                                 "%s: Failed to load Version/CRC structure\n",
 667                                 __func__);
 668                         goto fail;
 669                 }
 670         } else {
 671                 write_addr = PING_BUFFER_ADDRESS >> 16;
 672                 status = hif_ops->master_access_msword(adapter, write_addr);
 673                 if (status < 0) {
 674                         rsi_dbg(ERR_ZONE,
 675                                 "%s: Unable to set ms word to common reg\n",
 676                                 __func__);
 677                         goto fail;
 678                 }
 679                 write_addr = RSI_SD_REQUEST_MASTER |
 680                              (PING_BUFFER_ADDRESS & 0xFFFF);
 681                 status = hif_ops->write_reg_multiple(adapter, write_addr,
 682                                                  (u8 *)bl_hdr, write_len);
 683                 if (status < 0) {
 684                         rsi_dbg(ERR_ZONE,
 685                                 "%s: Failed to load Version/CRC structure\n",
 686                                 __func__);
 687                         goto fail;
 688                 }
 689         }
 690         status = 0;
 691 fail:
 692         kfree(bl_hdr);
 693         return status;
 694 }
 695
 696 static u32 read_flash_capacity(struct rsi_hw *adapter)
 697 {
 698         u32 flash_sz = 0;
 699
 700         if ((adapter->host_intf_ops->master_reg_read(adapter, FLASH_SIZE_ADDR,
 701                                                      &flash_sz, 2)) < 0) {
 702                 rsi_dbg(ERR_ZONE,
 703                         "%s: Flash size reading failed..\n",
 704                         __func__);
 705                 return 0;
 706         }
 707         rsi_dbg(INIT_ZONE, "Flash capacity: %d KiloBytes\n", flash_sz);
 708
 709         return (flash_sz * 1024); /* Return size in kbytes */
 710 }
 711
 712 static int ping_pong_write(struct rsi_hw *adapter, u8 cmd, u8 *addr, u32 size)
 713 {
 714         struct rsi_host_intf_ops *hif_ops = adapter->host_intf_ops;
 715         u32 block_size = adapter->block_size;
 716         u32 cmd_addr;
 717         u16 cmd_resp, cmd_req;
 718         u8 *str;
 719         int status;
 720
 721         if (cmd == PING_WRITE) {
 722                 cmd_addr = PING_BUFFER_ADDRESS;
 723                 cmd_resp = PONG_AVAIL;
 724                 cmd_req = PING_VALID;
 725                 str = "PING_VALID";
 726         } else {
 727                 cmd_addr = PONG_BUFFER_ADDRESS;
 728                 cmd_resp = PING_AVAIL;
 729                 cmd_req = PONG_VALID;
 730                 str = "PONG_VALID";
 731         }
 732
 733         status = hif_ops->load_data_master_write(adapter, cmd_addr, size,
 734                                             block_size, addr);
 735         if (status) {
 736                 rsi_dbg(ERR_ZONE, "%s: Unable to write blk at addr %0x\n",
 737                         __func__, *addr);
 738                 return status;
 739         }
 740
 741         status = bl_cmd(adapter, cmd_req, cmd_resp, str);
 742         if (status)
 743                 return status;
 744
 745         return 0;
 746 }
 747
 748 static int auto_fw_upgrade(struct rsi_hw *adapter, u8 *flash_content,
 749                            u32 content_size)
 750 {
 751         u8 cmd;
 752         u32 temp_content_size, num_flash, index;
 753         u32 flash_start_address;
 754         int status;
 755
 756         if (content_size > MAX_FLASH_FILE_SIZE) {
 757                 rsi_dbg(ERR_ZONE,
 758                         "%s: Flash Content size is more than 400K %u\n",
 759                         __func__, MAX_FLASH_FILE_SIZE);
 760                 return -EINVAL;
 761         }
 762
 763         flash_start_address = *(u32 *)&flash_content[FLASH_START_ADDRESS];
 764         rsi_dbg(INFO_ZONE, "flash start address: %08x\n", flash_start_address);
 765
 766         if (flash_start_address < FW_IMAGE_MIN_ADDRESS) {
 767                 rsi_dbg(ERR_ZONE,
 768                         "%s: Fw image Flash Start Address is less than 64K\n",
 769                         __func__);
 770                 return -EINVAL;
 771         }
 772
 773         if (flash_start_address % FLASH_SECTOR_SIZE) {
 774                 rsi_dbg(ERR_ZONE,
 775                         "%s: Flash Start Address is not multiple of 4K\n",
 776                         __func__);
 777                 return -EINVAL;
 778         }
 779
 780         if ((flash_start_address + content_size) > adapter->flash_capacity) {
 781                 rsi_dbg(ERR_ZONE,
 782                         "%s: Flash Content will cross max flash size\n",
 783                         __func__);
 784                 return -EINVAL;
 785         }
 786
 787         temp_content_size  = content_size;
 788         num_flash = content_size / FLASH_WRITE_CHUNK_SIZE;
 789
 790         rsi_dbg(INFO_ZONE, "content_size: %d, num_flash: %d\n",
 791                 content_size, num_flash);
 792
 793         for (index = 0; index <= num_flash; index++) {
 794                 rsi_dbg(INFO_ZONE, "flash index: %d\n", index);
 795                 if (index != num_flash) {
 796                         content_size = FLASH_WRITE_CHUNK_SIZE;
 797                         rsi_dbg(INFO_ZONE, "QSPI content_size:%d\n",
 798                                 content_size);
 799                 } else {
 800                         content_size =
 801                                 temp_content_size % FLASH_WRITE_CHUNK_SIZE;
 802                         rsi_dbg(INFO_ZONE,
 803                                 "Writing last sector content_size:%d\n",
 804                                 content_size);
 805                         if (!content_size) {
 806                                 rsi_dbg(INFO_ZONE, "instruction size zero\n");
 807                                 break;
 808                         }
 809                 }
 810
 811                 if (index % 2)
 812                         cmd = PING_WRITE;
 813                 else
 814                         cmd = PONG_WRITE;
 815
 816                 status = ping_pong_write(adapter, cmd, flash_content,
 817                                          content_size);
 818                 if (status) {
 819                         rsi_dbg(ERR_ZONE, "%s: Unable to load %d block\n",
 820                                 __func__, index);
 821                         return status;
 822                 }
 823
 824                 rsi_dbg(INFO_ZONE,
 825                         "%s: Successfully loaded %d instructions\n",
 826                         __func__, index);
 827                 flash_content += content_size;
 828         }
 829
 830         status = bl_cmd(adapter, EOF_REACHED, FW_LOADING_SUCCESSFUL,
 831                         "EOF_REACHED");
 832         if (status)
 833                 return status;
 834
 835         rsi_dbg(INFO_ZONE, "FW loading is done and FW is running..\n");
 836         return 0;
 837 }
 838
 839 static int rsi_hal_prepare_fwload(struct rsi_hw *adapter)
 840 {
 841         struct rsi_host_intf_ops *hif_ops = adapter->host_intf_ops;
 842         u32 regout_val = 0;
 843         int status;
 844
 845         bl_start_cmd_timer(adapter, BL_CMD_TIMEOUT);
 846
 847         while (!adapter->blcmd_timer_expired) {
 848                 status = hif_ops->master_reg_read(adapter, SWBL_REGOUT,
 849                                                   &regout_val,
 850                                                   RSI_COMMON_REG_SIZE);
 851                 if (status < 0) {
 852                         bl_stop_cmd_timer(adapter);
 853                         rsi_dbg(ERR_ZONE,
 854                                 "%s: REGOUT read failed\n", __func__);
 855                         return status;
 856                 }
 857                 mdelay(1);
 858                 if ((regout_val >> 8) == REGOUT_VALID)
 859                         break;
 860         }
 861         if (adapter->blcmd_timer_expired) {
 862                 rsi_dbg(ERR_ZONE, "%s: REGOUT read timedout\n", __func__);
 863                 rsi_dbg(ERR_ZONE,
 864                         "%s: Soft boot loader not present\n", __func__);
 865                 return -ETIMEDOUT;
 866         }
 867         bl_stop_cmd_timer(adapter);
 868
 869         rsi_dbg(INFO_ZONE, "Received Board Version Number: %x\n",
 870                 (regout_val & 0xff));
 871
 872         status = hif_ops->master_reg_write(adapter, SWBL_REGOUT,
 873                                            (REGOUT_INVALID |
 874                                             REGOUT_INVALID << 8),
 875                                            RSI_COMMON_REG_SIZE);
 876         if (status < 0)
 877                 rsi_dbg(ERR_ZONE, "%s: REGOUT writing failed..\n", __func__);
 878         else
 879                 rsi_dbg(INFO_ZONE,
 880                         "===> Device is ready to load firmware <===\n");
 881
 882         return status;
 883 }
 884
 885 static int rsi_load_9113_firmware(struct rsi_hw *adapter)
 886 {
 887         struct rsi_common *common = adapter->priv;
 888         const struct firmware *fw_entry = NULL;
 889         u32 content_size;
 890         u16 tmp_regout_val = 0;
 891         struct ta_metadata *metadata_p;
 892         int status;
 893
 894         status = bl_cmd(adapter, CONFIG_AUTO_READ_MODE, CMD_PASS,
 895                         "AUTO_READ_CMD");
 896         if (status < 0)
 897                 return status;
 898
 899         adapter->flash_capacity = read_flash_capacity(adapter);
 900         if (adapter->flash_capacity <= 0) {
 901                 rsi_dbg(ERR_ZONE,
 902                         "%s: Unable to read flash size from EEPROM\n",
 903                         __func__);
 904                 return -EINVAL;
 905         }
 906
 907         metadata_p = &metadata_flash_content[adapter->priv->coex_mode];
 908
 909         rsi_dbg(INIT_ZONE, "%s: Loading file %s\n", __func__, metadata_p->name);
 910         adapter->fw_file_name = metadata_p->name;
 911
 912         status = request_firmware(&fw_entry, metadata_p->name, adapter->device);
 913         if (status < 0) {
 914                 rsi_dbg(ERR_ZONE, "%s: Failed to open file %s\n",
 915                         __func__, metadata_p->name);
 916                 return status;
 917         }
 918         content_size = fw_entry->size;
 919         rsi_dbg(INFO_ZONE, "FW Length = %d bytes\n", content_size);
 920
 921         /* Get the firmware version */
 922         common->lmac_ver.ver.info.fw_ver[0] =
 923                 fw_entry->data[LMAC_VER_OFFSET_9113] & 0xFF;
 924         common->lmac_ver.ver.info.fw_ver[1] =
 925                 fw_entry->data[LMAC_VER_OFFSET_9113 + 1] & 0xFF;
 926         common->lmac_ver.major =
 927                 fw_entry->data[LMAC_VER_OFFSET_9113 + 2] & 0xFF;
 928         common->lmac_ver.release_num =
 929                 fw_entry->data[LMAC_VER_OFFSET_9113 + 3] & 0xFF;
 930         common->lmac_ver.minor =
 931                 fw_entry->data[LMAC_VER_OFFSET_9113 + 4] & 0xFF;
 932         common->lmac_ver.patch_num = 0;
 933         rsi_print_version(common);
 934
 935         status = bl_write_header(adapter, (u8 *)fw_entry->data, content_size);
 936         if (status) {
 937                 rsi_dbg(ERR_ZONE,
 938                         "%s: RPS Image header loading failed\n",
 939                         __func__);
 940                 goto fail;
 941         }
 942
 943         bl_start_cmd_timer(adapter, BL_CMD_TIMEOUT);
 944         status = bl_write_cmd(adapter, CHECK_CRC, CMD_PASS, &tmp_regout_val);
 945         if (status) {
 946                 bl_stop_cmd_timer(adapter);
 947                 rsi_dbg(ERR_ZONE,
 948                         "%s: CHECK_CRC Command writing failed..\n",
 949                         __func__);
 950                 if ((tmp_regout_val & 0xff) == CMD_FAIL) {
 951                         rsi_dbg(ERR_ZONE,
 952                                 "CRC Fail.. Proceeding to Upgrade mode\n");
 953                         goto fw_upgrade;
 954                 }
 955         }
 956         bl_stop_cmd_timer(adapter);
 957
 958         status = bl_cmd(adapter, POLLING_MODE, CMD_PASS, "POLLING_MODE");
 959         if (status)
 960                 goto fail;
 961
 962 load_image_cmd:
 963         status = bl_cmd(adapter, LOAD_HOSTED_FW, LOADING_INITIATED,
 964                         "LOAD_HOSTED_FW");
 965         if (status)
 966                 goto fail;
 967         rsi_dbg(INFO_ZONE, "Load Image command passed..\n");
 968         goto success;
 969
 970 fw_upgrade:
 971         status = bl_cmd(adapter, BURN_HOSTED_FW, SEND_RPS_FILE, "FW_UPGRADE");
 972         if (status)
 973                 goto fail;
 974
 975         rsi_dbg(INFO_ZONE, "Burn Command Pass.. Upgrading the firmware\n");
 976
 977         status = auto_fw_upgrade(adapter, (u8 *)fw_entry->data, content_size);
 978         if (status == 0) {
 979                 rsi_dbg(ERR_ZONE, "Firmware upgradation Done\n");
 980                 goto load_image_cmd;
 981         }
 982         rsi_dbg(ERR_ZONE, "Firmware upgrade failed\n");
 983
 984         status = bl_cmd(adapter, CONFIG_AUTO_READ_MODE, CMD_PASS,
 985                         "AUTO_READ_MODE");
 986         if (status)
 987                 goto fail;
 988
 989 success:
 990         rsi_dbg(ERR_ZONE, "***** Firmware Loading successful *****\n");
 991         release_firmware(fw_entry);
 992         return 0;
 993
 994 fail:
 995         rsi_dbg(ERR_ZONE, "##### Firmware loading failed #####\n");
 996         release_firmware(fw_entry);
 997         return status;
 998 }
 999
1000 static int rsi_load_9116_firmware(struct rsi_hw *adapter)
1001 {
1002         struct rsi_common *common = adapter->priv;
1003         struct rsi_host_intf_ops *hif_ops = adapter->host_intf_ops;
1004         const struct firmware *fw_entry;
1005         struct ta_metadata *metadata_p;
1006         u8 *ta_firmware, *fw_p;
1007         struct bootload_ds bootload_ds;
1008         u32 instructions_sz, base_address;
1009         u16 block_size = adapter->block_size;
1010         u32 dest, len;
1011         int status, cnt;
1012
1013         rsi_dbg(INIT_ZONE, "***** Load 9116 TA Instructions *****\n");
1014
1015         if (adapter->rsi_host_intf == RSI_HOST_INTF_USB) {
1016                 status = bl_cmd(adapter, POLLING_MODE, CMD_PASS,
1017                                 "POLLING_MODE");
1018                 if (status < 0)
1019                         return status;
1020         }
1021
1022         status = hif_ops->master_reg_write(adapter, MEM_ACCESS_CTRL_FROM_HOST,
1023                                            RAM_384K_ACCESS_FROM_TA,
1024                                            RSI_9116_REG_SIZE);
1025         if (status < 0) {
1026                 rsi_dbg(ERR_ZONE, "%s: Unable to access full RAM memory\n",
1027                         __func__);
1028                 return status;
1029         }
1030
1031         metadata_p = &metadata[adapter->priv->coex_mode];
1032         rsi_dbg(INIT_ZONE, "%s: loading file %s\n", __func__, metadata_p->name);
1033         status = request_firmware(&fw_entry, metadata_p->name, adapter->device);
1034         if (status < 0) {
1035                 rsi_dbg(ERR_ZONE, "%s: Failed to open file %s\n",
1036                         __func__, metadata_p->name);
1037                 return status;
1038         }
1039
1040         ta_firmware = kmemdup(fw_entry->data, fw_entry->size, GFP_KERNEL);
1041         if (!ta_firmware)
1042                 goto fail_release_fw;
1043         fw_p = ta_firmware;
1044         instructions_sz = fw_entry->size;
1045         rsi_dbg(INFO_ZONE, "FW Length = %d bytes\n", instructions_sz);
1046
1047         common->lmac_ver.major = ta_firmware[LMAC_VER_OFFSET_9116];
1048         common->lmac_ver.minor = ta_firmware[LMAC_VER_OFFSET_9116 + 1];
1049         common->lmac_ver.release_num = ta_firmware[LMAC_VER_OFFSET_9116 + 2];
1050         common->lmac_ver.patch_num = ta_firmware[LMAC_VER_OFFSET_9116 + 3];
1051         common->lmac_ver.ver.info.fw_ver[0] =
1052                 ta_firmware[LMAC_VER_OFFSET_9116 + 4];
1053
1054         if (instructions_sz % FW_ALIGN_SIZE)
1055                 instructions_sz +=
1056                         (FW_ALIGN_SIZE - (instructions_sz % FW_ALIGN_SIZE));
1057         rsi_dbg(INFO_ZONE, "instructions_sz : %d\n", instructions_sz);
1058
1059         if (*(u16 *)fw_p == RSI_9116_FW_MAGIC_WORD) {
1060                 memcpy(&bootload_ds, fw_p, sizeof(struct bootload_ds));
1061                 fw_p += le16_to_cpu(bootload_ds.offset);
1062                 rsi_dbg(INFO_ZONE, "FW start = %x\n", *(u32 *)fw_p);
1063
1064                 cnt = 0;
1065                 do {
1066                         rsi_dbg(ERR_ZONE, "%s: Loading chunk %d\n",
1067                                 __func__, cnt);
1068
1069                         dest = le32_to_cpu(bootload_ds.bl_entry[cnt].dst_addr);
1070                         len = le32_to_cpu(bootload_ds.bl_entry[cnt].control) &
1071                               RSI_BL_CTRL_LEN_MASK;
1072                         rsi_dbg(INFO_ZONE, "length %d destination %x\n",
1073                                 len, dest);
1074
1075                         status = hif_ops->load_data_master_write(adapter, dest,
1076                                                                  len,
1077                                                                  block_size,
1078                                                                  fw_p);
1079                         if (status < 0) {
1080                                 rsi_dbg(ERR_ZONE,
1081                                         "Failed to load chunk %d\n", cnt);
1082                                 break;
1083                         }
1084                         fw_p += len;
1085                         if (le32_to_cpu(bootload_ds.bl_entry[cnt].control) &
1086                             RSI_BL_CTRL_LAST_ENTRY)
1087                                 break;
1088                         cnt++;
1089                 } while (1);
1090         } else {
1091                 base_address = metadata_p->address;
1092                 status = hif_ops->load_data_master_write(adapter,
1093                                                          base_address,
1094                                                          instructions_sz,
1095                                                          block_size,
1096                                                          ta_firmware);
1097         }
1098         if (status) {
1099                 rsi_dbg(ERR_ZONE,
1100                         "%s: Unable to load %s blk\n",
1101                         __func__, metadata_p->name);
1102                 goto fail_free_fw;
1103         }
1104
1105         rsi_dbg(INIT_ZONE, "%s: Successfully loaded %s instructions\n",
1106                 __func__, metadata_p->name);
1107
1108         if (adapter->rsi_host_intf == RSI_HOST_INTF_SDIO) {
1109                 if (hif_ops->ta_reset(adapter))
1110                         rsi_dbg(ERR_ZONE, "Unable to put ta in reset\n");
1111         } else {
1112                 if (bl_cmd(adapter, JUMP_TO_ZERO_PC,
1113                            CMD_PASS, "JUMP_TO_ZERO") < 0)
1114                         rsi_dbg(INFO_ZONE, "Jump to zero command failed\n");
1115                 else
1116                         rsi_dbg(INFO_ZONE, "Jump to zero command successful\n");
1117         }
1118
1119 fail_free_fw:
1120         kfree(ta_firmware);
1121 fail_release_fw:
1122         release_firmware(fw_entry);
1123
1124         return status;
1125 }
1126
1127 int rsi_hal_device_init(struct rsi_hw *adapter)
1128 {
1129         struct rsi_common *common = adapter->priv;
1130         int status;
1131
1132         switch (adapter->device_model) {
1133         case RSI_DEV_9113:
1134                 status = rsi_hal_prepare_fwload(adapter);
1135                 if (status < 0)
1136                         return status;
1137                 if (rsi_load_9113_firmware(adapter)) {
1138                         rsi_dbg(ERR_ZONE,
1139                                 "%s: Failed to load TA instructions\n",
1140                                 __func__);
1141                         return -EINVAL;
1142                 }
1143                 break;
1144         case RSI_DEV_9116:
1145                 status = rsi_hal_prepare_fwload(adapter);
1146                 if (status < 0)
1147                         return status;
1148                 if (rsi_load_9116_firmware(adapter)) {
1149                         rsi_dbg(ERR_ZONE,
1150                                 "%s: Failed to load firmware to 9116 device\n",
1151                                 __func__);
1152                         return -EINVAL;
1153                 }
1154                 break;
1155         default:
1156                 return -EINVAL;
1157         }
1158         common->fsm_state = FSM_CARD_NOT_READY;
1159
1160         return 0;
1161 }
1162 EXPORT_SYMBOL_GPL(rsi_hal_device_init);
1163