drivers/crypto/qat/qat_common/qat_uclo.c

   1 // SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
   2 /* Copyright(c) 2014 - 2020 Intel Corporation */
   3 #include <linux/slab.h>
   4 #include <linux/ctype.h>
   5 #include <linux/kernel.h>
   6 #include <linux/delay.h>
   7 #include <linux/pci_ids.h>
   8 #include "adf_accel_devices.h"
   9 #include "adf_common_drv.h"
  10 #include "icp_qat_uclo.h"
  11 #include "icp_qat_hal.h"
  12 #include "icp_qat_fw_loader_handle.h"
  13
  14 #define UWORD_CPYBUF_SIZE 1024
  15 #define INVLD_UWORD 0xffffffffffull
  16 #define PID_MINOR_REV 0xf
  17 #define PID_MAJOR_REV (0xf << 4)
  18
  19 static int qat_uclo_init_ae_data(struct icp_qat_uclo_objhandle *obj_handle,
  20                                  unsigned int ae, unsigned int image_num)
  21 {
  22         struct icp_qat_uclo_aedata *ae_data;
  23         struct icp_qat_uclo_encapme *encap_image;
  24         struct icp_qat_uclo_page *page = NULL;
  25         struct icp_qat_uclo_aeslice *ae_slice = NULL;
  26
  27         ae_data = &obj_handle->ae_data[ae];
  28         encap_image = &obj_handle->ae_uimage[image_num];
  29         ae_slice = &ae_data->ae_slices[ae_data->slice_num];
  30         ae_slice->encap_image = encap_image;
  31
  32         if (encap_image->img_ptr) {
  33                 ae_slice->ctx_mask_assigned =
  34                                         encap_image->img_ptr->ctx_assigned;
  35                 ae_data->eff_ustore_size = obj_handle->ustore_phy_size;
  36         } else {
  37                 ae_slice->ctx_mask_assigned = 0;
  38         }
  39         ae_slice->region = kzalloc(sizeof(*ae_slice->region), GFP_KERNEL);
  40         if (!ae_slice->region)
  41                 return -ENOMEM;
  42         ae_slice->page = kzalloc(sizeof(*ae_slice->page), GFP_KERNEL);
  43         if (!ae_slice->page)
  44                 goto out_err;
  45         page = ae_slice->page;
  46         page->encap_page = encap_image->page;
  47         ae_slice->page->region = ae_slice->region;
  48         ae_data->slice_num++;
  49         return 0;
  50 out_err:
  51         kfree(ae_slice->region);
  52         ae_slice->region = NULL;
  53         return -ENOMEM;
  54 }
  55
  56 static int qat_uclo_free_ae_data(struct icp_qat_uclo_aedata *ae_data)
  57 {
  58         unsigned int i;
  59
  60         if (!ae_data) {
  61                 pr_err("QAT: bad argument, ae_data is NULL\n ");
  62                 return -EINVAL;
  63         }
  64
  65         for (i = 0; i < ae_data->slice_num; i++) {
  66                 kfree(ae_data->ae_slices[i].region);
  67                 ae_data->ae_slices[i].region = NULL;
  68                 kfree(ae_data->ae_slices[i].page);
  69                 ae_data->ae_slices[i].page = NULL;
  70         }
  71         return 0;
  72 }
  73
  74 static char *qat_uclo_get_string(struct icp_qat_uof_strtable *str_table,
  75                                  unsigned int str_offset)
  76 {
  77         if (!str_table->table_len || str_offset > str_table->table_len)
  78                 return NULL;
  79         return (char *)(((uintptr_t)(str_table->strings)) + str_offset);
  80 }
  81
  82 static int qat_uclo_check_uof_format(struct icp_qat_uof_filehdr *hdr)
  83 {
  84         int maj = hdr->maj_ver & 0xff;
  85         int min = hdr->min_ver & 0xff;
  86
  87         if (hdr->file_id != ICP_QAT_UOF_FID) {
  88                 pr_err("QAT: Invalid header 0x%x\n", hdr->file_id);
  89                 return -EINVAL;
  90         }
  91         if (min != ICP_QAT_UOF_MINVER || maj != ICP_QAT_UOF_MAJVER) {
  92                 pr_err("QAT: bad UOF version, major 0x%x, minor 0x%x\n",
  93                        maj, min);
  94                 return -EINVAL;
  95         }
  96         return 0;
  97 }
  98
  99 static int qat_uclo_check_suof_format(struct icp_qat_suof_filehdr *suof_hdr)
 100 {
 101         int maj = suof_hdr->maj_ver & 0xff;
 102         int min = suof_hdr->min_ver & 0xff;
 103
 104         if (suof_hdr->file_id != ICP_QAT_SUOF_FID) {
 105                 pr_err("QAT: invalid header 0x%x\n", suof_hdr->file_id);
 106                 return -EINVAL;
 107         }
 108         if (suof_hdr->fw_type != 0) {
 109                 pr_err("QAT: unsupported firmware type\n");
 110                 return -EINVAL;
 111         }
 112         if (suof_hdr->num_chunks <= 0x1) {
 113                 pr_err("QAT: SUOF chunk amount is incorrect\n");
 114                 return -EINVAL;
 115         }
 116         if (maj != ICP_QAT_SUOF_MAJVER || min != ICP_QAT_SUOF_MINVER) {
 117                 pr_err("QAT: bad SUOF version, major 0x%x, minor 0x%x\n",
 118                        maj, min);
 119                 return -EINVAL;
 120         }
 121         return 0;
 122 }
 123
 124 static void qat_uclo_wr_sram_by_words(struct icp_qat_fw_loader_handle *handle,
 125                                       unsigned int addr, unsigned int *val,
 126                                       unsigned int num_in_bytes)
 127 {
 128         unsigned int outval;
 129         unsigned char *ptr = (unsigned char *)val;
 130
 131         while (num_in_bytes) {
 132                 memcpy(&outval, ptr, 4);
 133                 SRAM_WRITE(handle, addr, outval);
 134                 num_in_bytes -= 4;
 135                 ptr += 4;
 136                 addr += 4;
 137         }
 138 }
 139
 140 static void qat_uclo_wr_umem_by_words(struct icp_qat_fw_loader_handle *handle,
 141                                       unsigned char ae, unsigned int addr,
 142                                       unsigned int *val,
 143                                       unsigned int num_in_bytes)
 144 {
 145         unsigned int outval;
 146         unsigned char *ptr = (unsigned char *)val;
 147
 148         addr >>= 0x2; /* convert to uword address */
 149
 150         while (num_in_bytes) {
 151                 memcpy(&outval, ptr, 4);
 152                 qat_hal_wr_umem(handle, ae, addr++, 1, &outval);
 153                 num_in_bytes -= 4;
 154                 ptr += 4;
 155         }
 156 }
 157
 158 static void qat_uclo_batch_wr_umem(struct icp_qat_fw_loader_handle *handle,
 159                                    unsigned char ae,
 160                                    struct icp_qat_uof_batch_init
 161                                    *umem_init_header)
 162 {
 163         struct icp_qat_uof_batch_init *umem_init;
 164
 165         if (!umem_init_header)
 166                 return;
 167         umem_init = umem_init_header->next;
 168         while (umem_init) {
 169                 unsigned int addr, *value, size;
 170
 171                 ae = umem_init->ae;
 172                 addr = umem_init->addr;
 173                 value = umem_init->value;
 174                 size = umem_init->size;
 175                 qat_uclo_wr_umem_by_words(handle, ae, addr, value, size);
 176                 umem_init = umem_init->next;
 177         }
 178 }
 179
 180 static void
 181 qat_uclo_cleanup_batch_init_list(struct icp_qat_fw_loader_handle *handle,
 182                                  struct icp_qat_uof_batch_init **base)
 183 {
 184         struct icp_qat_uof_batch_init *umem_init;
 185
 186         umem_init = *base;
 187         while (umem_init) {
 188                 struct icp_qat_uof_batch_init *pre;
 189
 190                 pre = umem_init;
 191                 umem_init = umem_init->next;
 192                 kfree(pre);
 193         }
 194         *base = NULL;
 195 }
 196
 197 static int qat_uclo_parse_num(char *str, unsigned int *num)
 198 {
 199         char buf[16] = {0};
 200         unsigned long ae = 0;
 201         int i;
 202
 203         strncpy(buf, str, 15);
 204         for (i = 0; i < 16; i++) {
 205                 if (!isdigit(buf[i])) {
 206                         buf[i] = '\0';
 207                         break;
 208                 }
 209         }
 210         if ((kstrtoul(buf, 10, &ae)))
 211                 return -EFAULT;
 212
 213         *num = (unsigned int)ae;
 214         return 0;
 215 }
 216
 217 static int qat_uclo_fetch_initmem_ae(struct icp_qat_fw_loader_handle *handle,
 218                                      struct icp_qat_uof_initmem *init_mem,
 219                                      unsigned int size_range, unsigned int *ae)
 220 {
 221         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 222         char *str;
 223
 224         if ((init_mem->addr + init_mem->num_in_bytes) > (size_range << 0x2)) {
 225                 pr_err("QAT: initmem is out of range");
 226                 return -EINVAL;
 227         }
 228         if (init_mem->scope != ICP_QAT_UOF_LOCAL_SCOPE) {
 229                 pr_err("QAT: Memory scope for init_mem error\n");
 230                 return -EINVAL;
 231         }
 232         str = qat_uclo_get_string(&obj_handle->str_table, init_mem->sym_name);
 233         if (!str) {
 234                 pr_err("QAT: AE name assigned in UOF init table is NULL\n");
 235                 return -EINVAL;
 236         }
 237         if (qat_uclo_parse_num(str, ae)) {
 238                 pr_err("QAT: Parse num for AE number failed\n");
 239                 return -EINVAL;
 240         }
 241         if (*ae >= ICP_QAT_UCLO_MAX_AE) {
 242                 pr_err("QAT: ae %d out of range\n", *ae);
 243                 return -EINVAL;
 244         }
 245         return 0;
 246 }
 247
 248 static int qat_uclo_create_batch_init_list(struct icp_qat_fw_loader_handle
 249                                            *handle, struct icp_qat_uof_initmem
 250                                            *init_mem, unsigned int ae,
 251                                            struct icp_qat_uof_batch_init
 252                                            **init_tab_base)
 253 {
 254         struct icp_qat_uof_batch_init *init_header, *tail;
 255         struct icp_qat_uof_batch_init *mem_init, *tail_old;
 256         struct icp_qat_uof_memvar_attr *mem_val_attr;
 257         unsigned int i, flag = 0;
 258
 259         mem_val_attr =
 260                 (struct icp_qat_uof_memvar_attr *)((uintptr_t)init_mem +
 261                 sizeof(struct icp_qat_uof_initmem));
 262
 263         init_header = *init_tab_base;
 264         if (!init_header) {
 265                 init_header = kzalloc(sizeof(*init_header), GFP_KERNEL);
 266                 if (!init_header)
 267                         return -ENOMEM;
 268                 init_header->size = 1;
 269                 *init_tab_base = init_header;
 270                 flag = 1;
 271         }
 272         tail_old = init_header;
 273         while (tail_old->next)
 274                 tail_old = tail_old->next;
 275         tail = tail_old;
 276         for (i = 0; i < init_mem->val_attr_num; i++) {
 277                 mem_init = kzalloc(sizeof(*mem_init), GFP_KERNEL);
 278                 if (!mem_init)
 279                         goto out_err;
 280                 mem_init->ae = ae;
 281                 mem_init->addr = init_mem->addr + mem_val_attr->offset_in_byte;
 282                 mem_init->value = &mem_val_attr->value;
 283                 mem_init->size = 4;
 284                 mem_init->next = NULL;
 285                 tail->next = mem_init;
 286                 tail = mem_init;
 287                 init_header->size += qat_hal_get_ins_num();
 288                 mem_val_attr++;
 289         }
 290         return 0;
 291 out_err:
 292         /* Do not free the list head unless we allocated it. */
 293         tail_old = tail_old->next;
 294         if (flag) {
 295                 kfree(*init_tab_base);
 296                 *init_tab_base = NULL;
 297         }
 298
 299         while (tail_old) {
 300                 mem_init = tail_old->next;
 301                 kfree(tail_old);
 302                 tail_old = mem_init;
 303         }
 304         return -ENOMEM;
 305 }
 306
 307 static int qat_uclo_init_lmem_seg(struct icp_qat_fw_loader_handle *handle,
 308                                   struct icp_qat_uof_initmem *init_mem)
 309 {
 310         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 311         unsigned int ae;
 312
 313         if (qat_uclo_fetch_initmem_ae(handle, init_mem,
 314                                       handle->chip_info->lm_size, &ae))
 315                 return -EINVAL;
 316         if (qat_uclo_create_batch_init_list(handle, init_mem, ae,
 317                                             &obj_handle->lm_init_tab[ae]))
 318                 return -EINVAL;
 319         return 0;
 320 }
 321
 322 static int qat_uclo_init_umem_seg(struct icp_qat_fw_loader_handle *handle,
 323                                   struct icp_qat_uof_initmem *init_mem)
 324 {
 325         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 326         unsigned int ae, ustore_size, uaddr, i;
 327         struct icp_qat_uclo_aedata *aed;
 328
 329         ustore_size = obj_handle->ustore_phy_size;
 330         if (qat_uclo_fetch_initmem_ae(handle, init_mem, ustore_size, &ae))
 331                 return -EINVAL;
 332         if (qat_uclo_create_batch_init_list(handle, init_mem, ae,
 333                                             &obj_handle->umem_init_tab[ae]))
 334                 return -EINVAL;
 335         /* set the highest ustore address referenced */
 336         uaddr = (init_mem->addr + init_mem->num_in_bytes) >> 0x2;
 337         aed = &obj_handle->ae_data[ae];
 338         for (i = 0; i < aed->slice_num; i++) {
 339                 if (aed->ae_slices[i].encap_image->uwords_num < uaddr)
 340                         aed->ae_slices[i].encap_image->uwords_num = uaddr;
 341         }
 342         return 0;
 343 }
 344
 345 #define ICP_DH895XCC_PESRAM_BAR_SIZE 0x80000
 346 static int qat_uclo_init_ae_memory(struct icp_qat_fw_loader_handle *handle,
 347                                    struct icp_qat_uof_initmem *init_mem)
 348 {
 349         switch (init_mem->region) {
 350         case ICP_QAT_UOF_LMEM_REGION:
 351                 if (qat_uclo_init_lmem_seg(handle, init_mem))
 352                         return -EINVAL;
 353                 break;
 354         case ICP_QAT_UOF_UMEM_REGION:
 355                 if (qat_uclo_init_umem_seg(handle, init_mem))
 356                         return -EINVAL;
 357                 break;
 358         default:
 359                 pr_err("QAT: initmem region error. region type=0x%x\n",
 360                        init_mem->region);
 361                 return -EINVAL;
 362         }
 363         return 0;
 364 }
 365
 366 static int qat_uclo_init_ustore(struct icp_qat_fw_loader_handle *handle,
 367                                 struct icp_qat_uclo_encapme *image)
 368 {
 369         unsigned int i;
 370         struct icp_qat_uclo_encap_page *page;
 371         struct icp_qat_uof_image *uof_image;
 372         unsigned char ae;
 373         unsigned int ustore_size;
 374         unsigned int patt_pos;
 375         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 376         unsigned long ae_mask = handle->hal_handle->ae_mask;
 377         unsigned long cfg_ae_mask = handle->cfg_ae_mask;
 378         u64 *fill_data;
 379
 380         uof_image = image->img_ptr;
 381         fill_data = kcalloc(ICP_QAT_UCLO_MAX_USTORE, sizeof(u64),
 382                             GFP_KERNEL);
 383         if (!fill_data)
 384                 return -ENOMEM;
 385         for (i = 0; i < ICP_QAT_UCLO_MAX_USTORE; i++)
 386                 memcpy(&fill_data[i], &uof_image->fill_pattern,
 387                        sizeof(u64));
 388         page = image->page;
 389
 390         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
 391                 if (!test_bit(ae, (unsigned long *)&uof_image->ae_assigned))
 392                         continue;
 393
 394                 if (!test_bit(ae, &cfg_ae_mask))
 395                         continue;
 396
 397                 ustore_size = obj_handle->ae_data[ae].eff_ustore_size;
 398                 patt_pos = page->beg_addr_p + page->micro_words_num;
 399
 400                 qat_hal_wr_uwords(handle, (unsigned char)ae, 0,
 401                                   page->beg_addr_p, &fill_data[0]);
 402                 qat_hal_wr_uwords(handle, (unsigned char)ae, patt_pos,
 403                                   ustore_size - patt_pos + 1,
 404                                   &fill_data[page->beg_addr_p]);
 405         }
 406         kfree(fill_data);
 407         return 0;
 408 }
 409
 410 static int qat_uclo_init_memory(struct icp_qat_fw_loader_handle *handle)
 411 {
 412         int i, ae;
 413         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 414         struct icp_qat_uof_initmem *initmem = obj_handle->init_mem_tab.init_mem;
 415         unsigned long ae_mask = handle->hal_handle->ae_mask;
 416
 417         for (i = 0; i < obj_handle->init_mem_tab.entry_num; i++) {
 418                 if (initmem->num_in_bytes) {
 419                         if (qat_uclo_init_ae_memory(handle, initmem))
 420                                 return -EINVAL;
 421                 }
 422                 initmem = (struct icp_qat_uof_initmem *)((uintptr_t)(
 423                         (uintptr_t)initmem +
 424                         sizeof(struct icp_qat_uof_initmem)) +
 425                         (sizeof(struct icp_qat_uof_memvar_attr) *
 426                         initmem->val_attr_num));
 427         }
 428
 429         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
 430                 if (qat_hal_batch_wr_lm(handle, ae,
 431                                         obj_handle->lm_init_tab[ae])) {
 432                         pr_err("QAT: fail to batch init lmem for AE %d\n", ae);
 433                         return -EINVAL;
 434                 }
 435                 qat_uclo_cleanup_batch_init_list(handle,
 436                                                  &obj_handle->lm_init_tab[ae]);
 437                 qat_uclo_batch_wr_umem(handle, ae,
 438                                        obj_handle->umem_init_tab[ae]);
 439                 qat_uclo_cleanup_batch_init_list(handle,
 440                                                  &obj_handle->
 441                                                  umem_init_tab[ae]);
 442         }
 443         return 0;
 444 }
 445
 446 static void *qat_uclo_find_chunk(struct icp_qat_uof_objhdr *obj_hdr,
 447                                  char *chunk_id, void *cur)
 448 {
 449         int i;
 450         struct icp_qat_uof_chunkhdr *chunk_hdr =
 451             (struct icp_qat_uof_chunkhdr *)
 452             ((uintptr_t)obj_hdr + sizeof(struct icp_qat_uof_objhdr));
 453
 454         for (i = 0; i < obj_hdr->num_chunks; i++) {
 455                 if ((cur < (void *)&chunk_hdr[i]) &&
 456                     !strncmp(chunk_hdr[i].chunk_id, chunk_id,
 457                              ICP_QAT_UOF_OBJID_LEN)) {
 458                         return &chunk_hdr[i];
 459                 }
 460         }
 461         return NULL;
 462 }
 463
 464 static unsigned int qat_uclo_calc_checksum(unsigned int reg, int ch)
 465 {
 466         int i;
 467         unsigned int topbit = 1 << 0xF;
 468         unsigned int inbyte = (unsigned int)((reg >> 0x18) ^ ch);
 469
 470         reg ^= inbyte << 0x8;
 471         for (i = 0; i < 0x8; i++) {
 472                 if (reg & topbit)
 473                         reg = (reg << 1) ^ 0x1021;
 474                 else
 475                         reg <<= 1;
 476         }
 477         return reg & 0xFFFF;
 478 }
 479
 480 static unsigned int qat_uclo_calc_str_checksum(char *ptr, int num)
 481 {
 482         unsigned int chksum = 0;
 483
 484         if (ptr)
 485                 while (num--)
 486                         chksum = qat_uclo_calc_checksum(chksum, *ptr++);
 487         return chksum;
 488 }
 489
 490 static struct icp_qat_uclo_objhdr *
 491 qat_uclo_map_chunk(char *buf, struct icp_qat_uof_filehdr *file_hdr,
 492                    char *chunk_id)
 493 {
 494         struct icp_qat_uof_filechunkhdr *file_chunk;
 495         struct icp_qat_uclo_objhdr *obj_hdr;
 496         char *chunk;
 497         int i;
 498
 499         file_chunk = (struct icp_qat_uof_filechunkhdr *)
 500                 (buf + sizeof(struct icp_qat_uof_filehdr));
 501         for (i = 0; i < file_hdr->num_chunks; i++) {
 502                 if (!strncmp(file_chunk->chunk_id, chunk_id,
 503                              ICP_QAT_UOF_OBJID_LEN)) {
 504                         chunk = buf + file_chunk->offset;
 505                         if (file_chunk->checksum != qat_uclo_calc_str_checksum(
 506                                 chunk, file_chunk->size))
 507                                 break;
 508                         obj_hdr = kzalloc(sizeof(*obj_hdr), GFP_KERNEL);
 509                         if (!obj_hdr)
 510                                 break;
 511                         obj_hdr->file_buff = chunk;
 512                         obj_hdr->checksum = file_chunk->checksum;
 513                         obj_hdr->size = file_chunk->size;
 514                         return obj_hdr;
 515                 }
 516                 file_chunk++;
 517         }
 518         return NULL;
 519 }
 520
 521 static unsigned int
 522 qat_uclo_check_image_compat(struct icp_qat_uof_encap_obj *encap_uof_obj,
 523                             struct icp_qat_uof_image *image)
 524 {
 525         struct icp_qat_uof_objtable *uc_var_tab, *imp_var_tab, *imp_expr_tab;
 526         struct icp_qat_uof_objtable *neigh_reg_tab;
 527         struct icp_qat_uof_code_page *code_page;
 528
 529         code_page = (struct icp_qat_uof_code_page *)
 530                         ((char *)image + sizeof(struct icp_qat_uof_image));
 531         uc_var_tab = (struct icp_qat_uof_objtable *)(encap_uof_obj->beg_uof +
 532                      code_page->uc_var_tab_offset);
 533         imp_var_tab = (struct icp_qat_uof_objtable *)(encap_uof_obj->beg_uof +
 534                       code_page->imp_var_tab_offset);
 535         imp_expr_tab = (struct icp_qat_uof_objtable *)
 536                        (encap_uof_obj->beg_uof +
 537                        code_page->imp_expr_tab_offset);
 538         if (uc_var_tab->entry_num || imp_var_tab->entry_num ||
 539             imp_expr_tab->entry_num) {
 540                 pr_err("QAT: UOF can't contain imported variable to be parsed\n");
 541                 return -EINVAL;
 542         }
 543         neigh_reg_tab = (struct icp_qat_uof_objtable *)
 544                         (encap_uof_obj->beg_uof +
 545                         code_page->neigh_reg_tab_offset);
 546         if (neigh_reg_tab->entry_num) {
 547                 pr_err("QAT: UOF can't contain neighbor register table\n");
 548                 return -EINVAL;
 549         }
 550         if (image->numpages > 1) {
 551                 pr_err("QAT: UOF can't contain multiple pages\n");
 552                 return -EINVAL;
 553         }
 554         if (ICP_QAT_SHARED_USTORE_MODE(image->ae_mode)) {
 555                 pr_err("QAT: UOF can't use shared control store feature\n");
 556                 return -EFAULT;
 557         }
 558         if (RELOADABLE_CTX_SHARED_MODE(image->ae_mode)) {
 559                 pr_err("QAT: UOF can't use reloadable feature\n");
 560                 return -EFAULT;
 561         }
 562         return 0;
 563 }
 564
 565 static void qat_uclo_map_image_page(struct icp_qat_uof_encap_obj
 566                                      *encap_uof_obj,
 567                                      struct icp_qat_uof_image *img,
 568                                      struct icp_qat_uclo_encap_page *page)
 569 {
 570         struct icp_qat_uof_code_page *code_page;
 571         struct icp_qat_uof_code_area *code_area;
 572         struct icp_qat_uof_objtable *uword_block_tab;
 573         struct icp_qat_uof_uword_block *uwblock;
 574         int i;
 575
 576         code_page = (struct icp_qat_uof_code_page *)
 577                         ((char *)img + sizeof(struct icp_qat_uof_image));
 578         page->def_page = code_page->def_page;
 579         page->page_region = code_page->page_region;
 580         page->beg_addr_v = code_page->beg_addr_v;
 581         page->beg_addr_p = code_page->beg_addr_p;
 582         code_area = (struct icp_qat_uof_code_area *)(encap_uof_obj->beg_uof +
 583                                                 code_page->code_area_offset);
 584         page->micro_words_num = code_area->micro_words_num;
 585         uword_block_tab = (struct icp_qat_uof_objtable *)
 586                           (encap_uof_obj->beg_uof +
 587                           code_area->uword_block_tab);
 588         page->uwblock_num = uword_block_tab->entry_num;
 589         uwblock = (struct icp_qat_uof_uword_block *)((char *)uword_block_tab +
 590                         sizeof(struct icp_qat_uof_objtable));
 591         page->uwblock = (struct icp_qat_uclo_encap_uwblock *)uwblock;
 592         for (i = 0; i < uword_block_tab->entry_num; i++)
 593                 page->uwblock[i].micro_words =
 594                 (uintptr_t)encap_uof_obj->beg_uof + uwblock[i].uword_offset;
 595 }
 596
 597 static int qat_uclo_map_uimage(struct icp_qat_uclo_objhandle *obj_handle,
 598                                struct icp_qat_uclo_encapme *ae_uimage,
 599                                int max_image)
 600 {
 601         int i, j;
 602         struct icp_qat_uof_chunkhdr *chunk_hdr = NULL;
 603         struct icp_qat_uof_image *image;
 604         struct icp_qat_uof_objtable *ae_regtab;
 605         struct icp_qat_uof_objtable *init_reg_sym_tab;
 606         struct icp_qat_uof_objtable *sbreak_tab;
 607         struct icp_qat_uof_encap_obj *encap_uof_obj =
 608                                         &obj_handle->encap_uof_obj;
 609
 610         for (j = 0; j < max_image; j++) {
 611                 chunk_hdr = qat_uclo_find_chunk(encap_uof_obj->obj_hdr,
 612                                                 ICP_QAT_UOF_IMAG, chunk_hdr);
 613                 if (!chunk_hdr)
 614                         break;
 615                 image = (struct icp_qat_uof_image *)(encap_uof_obj->beg_uof +
 616                                                      chunk_hdr->offset);
 617                 ae_regtab = (struct icp_qat_uof_objtable *)
 618                            (image->reg_tab_offset +
 619                            obj_handle->obj_hdr->file_buff);
 620                 ae_uimage[j].ae_reg_num = ae_regtab->entry_num;
 621                 ae_uimage[j].ae_reg = (struct icp_qat_uof_ae_reg *)
 622                         (((char *)ae_regtab) +
 623                         sizeof(struct icp_qat_uof_objtable));
 624                 init_reg_sym_tab = (struct icp_qat_uof_objtable *)
 625                                    (image->init_reg_sym_tab +
 626                                    obj_handle->obj_hdr->file_buff);
 627                 ae_uimage[j].init_regsym_num = init_reg_sym_tab->entry_num;
 628                 ae_uimage[j].init_regsym = (struct icp_qat_uof_init_regsym *)
 629                         (((char *)init_reg_sym_tab) +
 630                         sizeof(struct icp_qat_uof_objtable));
 631                 sbreak_tab = (struct icp_qat_uof_objtable *)
 632                         (image->sbreak_tab + obj_handle->obj_hdr->file_buff);
 633                 ae_uimage[j].sbreak_num = sbreak_tab->entry_num;
 634                 ae_uimage[j].sbreak = (struct icp_qat_uof_sbreak *)
 635                                       (((char *)sbreak_tab) +
 636                                       sizeof(struct icp_qat_uof_objtable));
 637                 ae_uimage[j].img_ptr = image;
 638                 if (qat_uclo_check_image_compat(encap_uof_obj, image))
 639                         goto out_err;
 640                 ae_uimage[j].page =
 641                         kzalloc(sizeof(struct icp_qat_uclo_encap_page),
 642                                 GFP_KERNEL);
 643                 if (!ae_uimage[j].page)
 644                         goto out_err;
 645                 qat_uclo_map_image_page(encap_uof_obj, image,
 646                                         ae_uimage[j].page);
 647         }
 648         return j;
 649 out_err:
 650         for (i = 0; i < j; i++)
 651                 kfree(ae_uimage[i].page);
 652         return 0;
 653 }
 654
 655 static int qat_uclo_map_ae(struct icp_qat_fw_loader_handle *handle, int max_ae)
 656 {
 657         int i, ae;
 658         int mflag = 0;
 659         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 660         unsigned long ae_mask = handle->hal_handle->ae_mask;
 661         unsigned long cfg_ae_mask = handle->cfg_ae_mask;
 662
 663         for_each_set_bit(ae, &ae_mask, max_ae) {
 664                 if (!test_bit(ae, &cfg_ae_mask))
 665                         continue;
 666
 667                 for (i = 0; i < obj_handle->uimage_num; i++) {
 668                         if (!test_bit(ae, (unsigned long *)
 669                         &obj_handle->ae_uimage[i].img_ptr->ae_assigned))
 670                                 continue;
 671                         mflag = 1;
 672                         if (qat_uclo_init_ae_data(obj_handle, ae, i))
 673                                 return -EINVAL;
 674                 }
 675         }
 676         if (!mflag) {
 677                 pr_err("QAT: uimage uses AE not set\n");
 678                 return -EINVAL;
 679         }
 680         return 0;
 681 }
 682
 683 static struct icp_qat_uof_strtable *
 684 qat_uclo_map_str_table(struct icp_qat_uclo_objhdr *obj_hdr,
 685                        char *tab_name, struct icp_qat_uof_strtable *str_table)
 686 {
 687         struct icp_qat_uof_chunkhdr *chunk_hdr;
 688
 689         chunk_hdr = qat_uclo_find_chunk((struct icp_qat_uof_objhdr *)
 690                                         obj_hdr->file_buff, tab_name, NULL);
 691         if (chunk_hdr) {
 692                 int hdr_size;
 693
 694                 memcpy(&str_table->table_len, obj_hdr->file_buff +
 695                        chunk_hdr->offset, sizeof(str_table->table_len));
 696                 hdr_size = (char *)&str_table->strings - (char *)str_table;
 697                 str_table->strings = (uintptr_t)obj_hdr->file_buff +
 698                                         chunk_hdr->offset + hdr_size;
 699                 return str_table;
 700         }
 701         return NULL;
 702 }
 703
 704 static void
 705 qat_uclo_map_initmem_table(struct icp_qat_uof_encap_obj *encap_uof_obj,
 706                            struct icp_qat_uclo_init_mem_table *init_mem_tab)
 707 {
 708         struct icp_qat_uof_chunkhdr *chunk_hdr;
 709
 710         chunk_hdr = qat_uclo_find_chunk(encap_uof_obj->obj_hdr,
 711                                         ICP_QAT_UOF_IMEM, NULL);
 712         if (chunk_hdr) {
 713                 memmove(&init_mem_tab->entry_num, encap_uof_obj->beg_uof +
 714                         chunk_hdr->offset, sizeof(unsigned int));
 715                 init_mem_tab->init_mem = (struct icp_qat_uof_initmem *)
 716                 (encap_uof_obj->beg_uof + chunk_hdr->offset +
 717                 sizeof(unsigned int));
 718         }
 719 }
 720
 721 static unsigned int
 722 qat_uclo_get_dev_type(struct icp_qat_fw_loader_handle *handle)
 723 {
 724         switch (handle->pci_dev->device) {
 725         case PCI_DEVICE_ID_INTEL_QAT_DH895XCC:
 726                 return ICP_QAT_AC_895XCC_DEV_TYPE;
 727         case PCI_DEVICE_ID_INTEL_QAT_C62X:
 728                 return ICP_QAT_AC_C62X_DEV_TYPE;
 729         case PCI_DEVICE_ID_INTEL_QAT_C3XXX:
 730                 return ICP_QAT_AC_C3XXX_DEV_TYPE;
 731         case ADF_4XXX_PCI_DEVICE_ID:
 732                 return ICP_QAT_AC_4XXX_A_DEV_TYPE;
 733         default:
 734                 pr_err("QAT: unsupported device 0x%x\n",
 735                        handle->pci_dev->device);
 736                 return 0;
 737         }
 738 }
 739
 740 static int qat_uclo_check_uof_compat(struct icp_qat_uclo_objhandle *obj_handle)
 741 {
 742         unsigned int maj_ver, prod_type = obj_handle->prod_type;
 743
 744         if (!(prod_type & obj_handle->encap_uof_obj.obj_hdr->ac_dev_type)) {
 745                 pr_err("QAT: UOF type 0x%x doesn't match with platform 0x%x\n",
 746                        obj_handle->encap_uof_obj.obj_hdr->ac_dev_type,
 747                        prod_type);
 748                 return -EINVAL;
 749         }
 750         maj_ver = obj_handle->prod_rev & 0xff;
 751         if (obj_handle->encap_uof_obj.obj_hdr->max_cpu_ver < maj_ver ||
 752             obj_handle->encap_uof_obj.obj_hdr->min_cpu_ver > maj_ver) {
 753                 pr_err("QAT: UOF majVer 0x%x out of range\n", maj_ver);
 754                 return -EINVAL;
 755         }
 756         return 0;
 757 }
 758
 759 static int qat_uclo_init_reg(struct icp_qat_fw_loader_handle *handle,
 760                              unsigned char ae, unsigned char ctx_mask,
 761                              enum icp_qat_uof_regtype reg_type,
 762                              unsigned short reg_addr, unsigned int value)
 763 {
 764         switch (reg_type) {
 765         case ICP_GPA_ABS:
 766         case ICP_GPB_ABS:
 767                 ctx_mask = 0;
 768                 fallthrough;
 769         case ICP_GPA_REL:
 770         case ICP_GPB_REL:
 771                 return qat_hal_init_gpr(handle, ae, ctx_mask, reg_type,
 772                                         reg_addr, value);
 773         case ICP_SR_ABS:
 774         case ICP_DR_ABS:
 775         case ICP_SR_RD_ABS:
 776         case ICP_DR_RD_ABS:
 777                 ctx_mask = 0;
 778                 fallthrough;
 779         case ICP_SR_REL:
 780         case ICP_DR_REL:
 781         case ICP_SR_RD_REL:
 782         case ICP_DR_RD_REL:
 783                 return qat_hal_init_rd_xfer(handle, ae, ctx_mask, reg_type,
 784                                             reg_addr, value);
 785         case ICP_SR_WR_ABS:
 786         case ICP_DR_WR_ABS:
 787                 ctx_mask = 0;
 788                 fallthrough;
 789         case ICP_SR_WR_REL:
 790         case ICP_DR_WR_REL:
 791                 return qat_hal_init_wr_xfer(handle, ae, ctx_mask, reg_type,
 792                                             reg_addr, value);
 793         case ICP_NEIGH_REL:
 794                 return qat_hal_init_nn(handle, ae, ctx_mask, reg_addr, value);
 795         default:
 796                 pr_err("QAT: UOF uses not supported reg type 0x%x\n", reg_type);
 797                 return -EFAULT;
 798         }
 799         return 0;
 800 }
 801
 802 static int qat_uclo_init_reg_sym(struct icp_qat_fw_loader_handle *handle,
 803                                  unsigned int ae,
 804                                  struct icp_qat_uclo_encapme *encap_ae)
 805 {
 806         unsigned int i;
 807         unsigned char ctx_mask;
 808         struct icp_qat_uof_init_regsym *init_regsym;
 809
 810         if (ICP_QAT_CTX_MODE(encap_ae->img_ptr->ae_mode) ==
 811             ICP_QAT_UCLO_MAX_CTX)
 812                 ctx_mask = 0xff;
 813         else
 814                 ctx_mask = 0x55;
 815
 816         for (i = 0; i < encap_ae->init_regsym_num; i++) {
 817                 unsigned int exp_res;
 818
 819                 init_regsym = &encap_ae->init_regsym[i];
 820                 exp_res = init_regsym->value;
 821                 switch (init_regsym->init_type) {
 822                 case ICP_QAT_UOF_INIT_REG:
 823                         qat_uclo_init_reg(handle, ae, ctx_mask,
 824                                           (enum icp_qat_uof_regtype)
 825                                           init_regsym->reg_type,
 826                                           (unsigned short)init_regsym->reg_addr,
 827                                           exp_res);
 828                         break;
 829                 case ICP_QAT_UOF_INIT_REG_CTX:
 830                         /* check if ctx is appropriate for the ctxMode */
 831                         if (!((1 << init_regsym->ctx) & ctx_mask)) {
 832                                 pr_err("QAT: invalid ctx num = 0x%x\n",
 833                                        init_regsym->ctx);
 834                                 return -EINVAL;
 835                         }
 836                         qat_uclo_init_reg(handle, ae,
 837                                           (unsigned char)
 838                                           (1 << init_regsym->ctx),
 839                                           (enum icp_qat_uof_regtype)
 840                                           init_regsym->reg_type,
 841                                           (unsigned short)init_regsym->reg_addr,
 842                                           exp_res);
 843                         break;
 844                 case ICP_QAT_UOF_INIT_EXPR:
 845                         pr_err("QAT: INIT_EXPR feature not supported\n");
 846                         return -EINVAL;
 847                 case ICP_QAT_UOF_INIT_EXPR_ENDIAN_SWAP:
 848                         pr_err("QAT: INIT_EXPR_ENDIAN_SWAP feature not supported\n");
 849                         return -EINVAL;
 850                 default:
 851                         break;
 852                 }
 853         }
 854         return 0;
 855 }
 856
 857 static int qat_uclo_init_globals(struct icp_qat_fw_loader_handle *handle)
 858 {
 859         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 860         unsigned long ae_mask = handle->hal_handle->ae_mask;
 861         struct icp_qat_uclo_aedata *aed;
 862         unsigned int s, ae;
 863
 864         if (obj_handle->global_inited)
 865                 return 0;
 866         if (obj_handle->init_mem_tab.entry_num) {
 867                 if (qat_uclo_init_memory(handle)) {
 868                         pr_err("QAT: initialize memory failed\n");
 869                         return -EINVAL;
 870                 }
 871         }
 872
 873         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
 874                 aed = &obj_handle->ae_data[ae];
 875                 for (s = 0; s < aed->slice_num; s++) {
 876                         if (!aed->ae_slices[s].encap_image)
 877                                 continue;
 878                         if (qat_uclo_init_reg_sym(handle, ae, aed->ae_slices[s].encap_image))
 879                                 return -EINVAL;
 880                 }
 881         }
 882         obj_handle->global_inited = 1;
 883         return 0;
 884 }
 885
 886 static int qat_hal_set_modes(struct icp_qat_fw_loader_handle *handle,
 887                              struct icp_qat_uclo_objhandle *obj_handle,
 888                              unsigned char ae,
 889                              struct icp_qat_uof_image *uof_image)
 890 {
 891         unsigned char mode;
 892         int ret;
 893
 894         mode = ICP_QAT_CTX_MODE(uof_image->ae_mode);
 895         ret = qat_hal_set_ae_ctx_mode(handle, ae, mode);
 896         if (ret) {
 897                 pr_err("QAT: qat_hal_set_ae_ctx_mode error\n");
 898                 return ret;
 899         }
 900         if (handle->chip_info->nn) {
 901                 mode = ICP_QAT_NN_MODE(uof_image->ae_mode);
 902                 ret = qat_hal_set_ae_nn_mode(handle, ae, mode);
 903                 if (ret) {
 904                         pr_err("QAT: qat_hal_set_ae_nn_mode error\n");
 905                         return ret;
 906                 }
 907         }
 908         mode = ICP_QAT_LOC_MEM0_MODE(uof_image->ae_mode);
 909         ret = qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM0, mode);
 910         if (ret) {
 911                 pr_err("QAT: qat_hal_set_ae_lm_mode LMEM0 error\n");
 912                 return ret;
 913         }
 914         mode = ICP_QAT_LOC_MEM1_MODE(uof_image->ae_mode);
 915         ret = qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM1, mode);
 916         if (ret) {
 917                 pr_err("QAT: qat_hal_set_ae_lm_mode LMEM1 error\n");
 918                 return ret;
 919         }
 920         if (handle->chip_info->lm2lm3) {
 921                 mode = ICP_QAT_LOC_MEM2_MODE(uof_image->ae_mode);
 922                 ret = qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM2, mode);
 923                 if (ret) {
 924                         pr_err("QAT: qat_hal_set_ae_lm_mode LMEM2 error\n");
 925                         return ret;
 926                 }
 927                 mode = ICP_QAT_LOC_MEM3_MODE(uof_image->ae_mode);
 928                 ret = qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM3, mode);
 929                 if (ret) {
 930                         pr_err("QAT: qat_hal_set_ae_lm_mode LMEM3 error\n");
 931                         return ret;
 932                 }
 933                 mode = ICP_QAT_LOC_TINDEX_MODE(uof_image->ae_mode);
 934                 qat_hal_set_ae_tindex_mode(handle, ae, mode);
 935         }
 936         return 0;
 937 }
 938
 939 static int qat_uclo_set_ae_mode(struct icp_qat_fw_loader_handle *handle)
 940 {
 941         struct icp_qat_uof_image *uof_image;
 942         struct icp_qat_uclo_aedata *ae_data;
 943         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 944         unsigned long ae_mask = handle->hal_handle->ae_mask;
 945         unsigned long cfg_ae_mask = handle->cfg_ae_mask;
 946         unsigned char ae, s;
 947         int error;
 948
 949         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
 950                 if (!test_bit(ae, &cfg_ae_mask))
 951                         continue;
 952
 953                 ae_data = &obj_handle->ae_data[ae];
 954                 for (s = 0; s < min_t(unsigned int, ae_data->slice_num,
 955                                       ICP_QAT_UCLO_MAX_CTX); s++) {
 956                         if (!obj_handle->ae_data[ae].ae_slices[s].encap_image)
 957                                 continue;
 958                         uof_image = ae_data->ae_slices[s].encap_image->img_ptr;
 959                         error = qat_hal_set_modes(handle, obj_handle, ae,
 960                                                   uof_image);
 961                         if (error)
 962                                 return error;
 963                 }
 964         }
 965         return 0;
 966 }
 967
 968 static void qat_uclo_init_uword_num(struct icp_qat_fw_loader_handle *handle)
 969 {
 970         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 971         struct icp_qat_uclo_encapme *image;
 972         int a;
 973
 974         for (a = 0; a < obj_handle->uimage_num; a++) {
 975                 image = &obj_handle->ae_uimage[a];
 976                 image->uwords_num = image->page->beg_addr_p +
 977                                         image->page->micro_words_num;
 978         }
 979 }
 980
 981 static int qat_uclo_parse_uof_obj(struct icp_qat_fw_loader_handle *handle)
 982 {
 983         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
 984         unsigned int ae;
 985
 986         obj_handle->encap_uof_obj.beg_uof = obj_handle->obj_hdr->file_buff;
 987         obj_handle->encap_uof_obj.obj_hdr = (struct icp_qat_uof_objhdr *)
 988                                              obj_handle->obj_hdr->file_buff;
 989         obj_handle->uword_in_bytes = 6;
 990         obj_handle->prod_type = qat_uclo_get_dev_type(handle);
 991         obj_handle->prod_rev = PID_MAJOR_REV |
 992                         (PID_MINOR_REV & handle->hal_handle->revision_id);
 993         if (qat_uclo_check_uof_compat(obj_handle)) {
 994                 pr_err("QAT: UOF incompatible\n");
 995                 return -EINVAL;
 996         }
 997         obj_handle->uword_buf = kcalloc(UWORD_CPYBUF_SIZE, sizeof(u64),
 998                                         GFP_KERNEL);
 999         if (!obj_handle->uword_buf)
1000                 return -ENOMEM;
1001         obj_handle->ustore_phy_size = ICP_QAT_UCLO_MAX_USTORE;
1002         if (!obj_handle->obj_hdr->file_buff ||
1003             !qat_uclo_map_str_table(obj_handle->obj_hdr, ICP_QAT_UOF_STRT,
1004                                     &obj_handle->str_table)) {
1005                 pr_err("QAT: UOF doesn't have effective images\n");
1006                 goto out_err;
1007         }
1008         obj_handle->uimage_num =
1009                 qat_uclo_map_uimage(obj_handle, obj_handle->ae_uimage,
1010                                     ICP_QAT_UCLO_MAX_AE * ICP_QAT_UCLO_MAX_CTX);
1011         if (!obj_handle->uimage_num)
1012                 goto out_err;
1013         if (qat_uclo_map_ae(handle, handle->hal_handle->ae_max_num)) {
1014                 pr_err("QAT: Bad object\n");
1015                 goto out_check_uof_aemask_err;
1016         }
1017         qat_uclo_init_uword_num(handle);
1018         qat_uclo_map_initmem_table(&obj_handle->encap_uof_obj,
1019                                    &obj_handle->init_mem_tab);
1020         if (qat_uclo_set_ae_mode(handle))
1021                 goto out_check_uof_aemask_err;
1022         return 0;
1023 out_check_uof_aemask_err:
1024         for (ae = 0; ae < obj_handle->uimage_num; ae++)
1025                 kfree(obj_handle->ae_uimage[ae].page);
1026 out_err:
1027         kfree(obj_handle->uword_buf);
1028         return -EFAULT;
1029 }
1030
1031 static int qat_uclo_map_suof_file_hdr(struct icp_qat_fw_loader_handle *handle,
1032                                       struct icp_qat_suof_filehdr *suof_ptr,
1033                                       int suof_size)
1034 {
1035         unsigned int check_sum = 0;
1036         unsigned int min_ver_offset = 0;
1037         struct icp_qat_suof_handle *suof_handle = handle->sobj_handle;
1038
1039         suof_handle->file_id = ICP_QAT_SUOF_FID;
1040         suof_handle->suof_buf = (char *)suof_ptr;
1041         suof_handle->suof_size = suof_size;
1042         min_ver_offset = suof_size - offsetof(struct icp_qat_suof_filehdr,
1043                                               min_ver);
1044         check_sum = qat_uclo_calc_str_checksum((char *)&suof_ptr->min_ver,
1045                                                min_ver_offset);
1046         if (check_sum != suof_ptr->check_sum) {
1047                 pr_err("QAT: incorrect SUOF checksum\n");
1048                 return -EINVAL;
1049         }
1050         suof_handle->check_sum = suof_ptr->check_sum;
1051         suof_handle->min_ver = suof_ptr->min_ver;
1052         suof_handle->maj_ver = suof_ptr->maj_ver;
1053         suof_handle->fw_type = suof_ptr->fw_type;
1054         return 0;
1055 }
1056
1057 static void qat_uclo_map_simg(struct icp_qat_fw_loader_handle *handle,
1058                               struct icp_qat_suof_img_hdr *suof_img_hdr,
1059                               struct icp_qat_suof_chunk_hdr *suof_chunk_hdr)
1060 {
1061         struct icp_qat_suof_handle *suof_handle = handle->sobj_handle;
1062         struct icp_qat_simg_ae_mode *ae_mode;
1063         struct icp_qat_suof_objhdr *suof_objhdr;
1064
1065         suof_img_hdr->simg_buf  = (suof_handle->suof_buf +
1066                                    suof_chunk_hdr->offset +
1067                                    sizeof(*suof_objhdr));
1068         suof_img_hdr->simg_len = ((struct icp_qat_suof_objhdr *)(uintptr_t)
1069                                   (suof_handle->suof_buf +
1070                                    suof_chunk_hdr->offset))->img_length;
1071
1072         suof_img_hdr->css_header = suof_img_hdr->simg_buf;
1073         suof_img_hdr->css_key = (suof_img_hdr->css_header +
1074                                  sizeof(struct icp_qat_css_hdr));
1075         suof_img_hdr->css_signature = suof_img_hdr->css_key +
1076                                       ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) +
1077                                       ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle);
1078         suof_img_hdr->css_simg = suof_img_hdr->css_signature +
1079                                  ICP_QAT_CSS_SIGNATURE_LEN(handle);
1080
1081         ae_mode = (struct icp_qat_simg_ae_mode *)(suof_img_hdr->css_simg);
1082         suof_img_hdr->ae_mask = ae_mode->ae_mask;
1083         suof_img_hdr->simg_name = (unsigned long)&ae_mode->simg_name;
1084         suof_img_hdr->appmeta_data = (unsigned long)&ae_mode->appmeta_data;
1085         suof_img_hdr->fw_type = ae_mode->fw_type;
1086 }
1087
1088 static void
1089 qat_uclo_map_suof_symobjs(struct icp_qat_suof_handle *suof_handle,
1090                           struct icp_qat_suof_chunk_hdr *suof_chunk_hdr)
1091 {
1092         char **sym_str = (char **)&suof_handle->sym_str;
1093         unsigned int *sym_size = &suof_handle->sym_size;
1094         struct icp_qat_suof_strtable *str_table_obj;
1095
1096         *sym_size = *(unsigned int *)(uintptr_t)
1097                    (suof_chunk_hdr->offset + suof_handle->suof_buf);
1098         *sym_str = (char *)(uintptr_t)
1099                    (suof_handle->suof_buf + suof_chunk_hdr->offset +
1100                    sizeof(str_table_obj->tab_length));
1101 }
1102
1103 static int qat_uclo_check_simg_compat(struct icp_qat_fw_loader_handle *handle,
1104                                       struct icp_qat_suof_img_hdr *img_hdr)
1105 {
1106         struct icp_qat_simg_ae_mode *img_ae_mode = NULL;
1107         unsigned int prod_rev, maj_ver, prod_type;
1108
1109         prod_type = qat_uclo_get_dev_type(handle);
1110         img_ae_mode = (struct icp_qat_simg_ae_mode *)img_hdr->css_simg;
1111         prod_rev = PID_MAJOR_REV |
1112                          (PID_MINOR_REV & handle->hal_handle->revision_id);
1113         if (img_ae_mode->dev_type != prod_type) {
1114                 pr_err("QAT: incompatible product type %x\n",
1115                        img_ae_mode->dev_type);
1116                 return -EINVAL;
1117         }
1118         maj_ver = prod_rev & 0xff;
1119         if (maj_ver > img_ae_mode->devmax_ver ||
1120             maj_ver < img_ae_mode->devmin_ver) {
1121                 pr_err("QAT: incompatible device majver 0x%x\n", maj_ver);
1122                 return -EINVAL;
1123         }
1124         return 0;
1125 }
1126
1127 static void qat_uclo_del_suof(struct icp_qat_fw_loader_handle *handle)
1128 {
1129         struct icp_qat_suof_handle *sobj_handle = handle->sobj_handle;
1130
1131         kfree(sobj_handle->img_table.simg_hdr);
1132         sobj_handle->img_table.simg_hdr = NULL;
1133         kfree(handle->sobj_handle);
1134         handle->sobj_handle = NULL;
1135 }
1136
1137 static void qat_uclo_tail_img(struct icp_qat_suof_img_hdr *suof_img_hdr,
1138                               unsigned int img_id, unsigned int num_simgs)
1139 {
1140         struct icp_qat_suof_img_hdr img_header;
1141
1142         if (img_id != num_simgs - 1) {
1143                 memcpy(&img_header, &suof_img_hdr[num_simgs - 1],
1144                        sizeof(*suof_img_hdr));
1145                 memcpy(&suof_img_hdr[num_simgs - 1], &suof_img_hdr[img_id],
1146                        sizeof(*suof_img_hdr));
1147                 memcpy(&suof_img_hdr[img_id], &img_header,
1148                        sizeof(*suof_img_hdr));
1149         }
1150 }
1151
1152 static int qat_uclo_map_suof(struct icp_qat_fw_loader_handle *handle,
1153                              struct icp_qat_suof_filehdr *suof_ptr,
1154                              int suof_size)
1155 {
1156         struct icp_qat_suof_handle *suof_handle = handle->sobj_handle;
1157         struct icp_qat_suof_chunk_hdr *suof_chunk_hdr = NULL;
1158         struct icp_qat_suof_img_hdr *suof_img_hdr = NULL;
1159         int ret = 0, ae0_img = ICP_QAT_UCLO_MAX_AE;
1160         unsigned int i = 0;
1161         struct icp_qat_suof_img_hdr img_header;
1162
1163         if (!suof_ptr || suof_size == 0) {
1164                 pr_err("QAT: input parameter SUOF pointer/size is NULL\n");
1165                 return -EINVAL;
1166         }
1167         if (qat_uclo_check_suof_format(suof_ptr))
1168                 return -EINVAL;
1169         ret = qat_uclo_map_suof_file_hdr(handle, suof_ptr, suof_size);
1170         if (ret)
1171                 return ret;
1172         suof_chunk_hdr = (struct icp_qat_suof_chunk_hdr *)
1173                          ((uintptr_t)suof_ptr + sizeof(*suof_ptr));
1174
1175         qat_uclo_map_suof_symobjs(suof_handle, suof_chunk_hdr);
1176         suof_handle->img_table.num_simgs = suof_ptr->num_chunks - 1;
1177
1178         if (suof_handle->img_table.num_simgs != 0) {
1179                 suof_img_hdr = kcalloc(suof_handle->img_table.num_simgs,
1180                                        sizeof(img_header),
1181                                        GFP_KERNEL);
1182                 if (!suof_img_hdr)
1183                         return -ENOMEM;
1184                 suof_handle->img_table.simg_hdr = suof_img_hdr;
1185
1186                 for (i = 0; i < suof_handle->img_table.num_simgs; i++) {
1187                         qat_uclo_map_simg(handle, &suof_img_hdr[i],
1188                                           &suof_chunk_hdr[1 + i]);
1189                         ret = qat_uclo_check_simg_compat(handle,
1190                                                          &suof_img_hdr[i]);
1191                         if (ret)
1192                                 return ret;
1193                         suof_img_hdr[i].ae_mask &= handle->cfg_ae_mask;
1194                         if ((suof_img_hdr[i].ae_mask & 0x1) != 0)
1195                                 ae0_img = i;
1196                 }
1197
1198                 if (!handle->chip_info->tgroup_share_ustore) {
1199                         qat_uclo_tail_img(suof_img_hdr, ae0_img,
1200                                           suof_handle->img_table.num_simgs);
1201                 }
1202         }
1203         return 0;
1204 }
1205
1206 #define ADD_ADDR(high, low)  ((((u64)high) << 32) + low)
1207 #define BITS_IN_DWORD 32
1208
1209 static int qat_uclo_auth_fw(struct icp_qat_fw_loader_handle *handle,
1210                             struct icp_qat_fw_auth_desc *desc)
1211 {
1212         u32 fcu_sts, retry = 0;
1213         u32 fcu_ctl_csr, fcu_sts_csr;
1214         u32 fcu_dram_hi_csr, fcu_dram_lo_csr;
1215         u64 bus_addr;
1216
1217         bus_addr = ADD_ADDR(desc->css_hdr_high, desc->css_hdr_low)
1218                            - sizeof(struct icp_qat_auth_chunk);
1219
1220         fcu_ctl_csr = handle->chip_info->fcu_ctl_csr;
1221         fcu_sts_csr = handle->chip_info->fcu_sts_csr;
1222         fcu_dram_hi_csr = handle->chip_info->fcu_dram_addr_hi;
1223         fcu_dram_lo_csr = handle->chip_info->fcu_dram_addr_lo;
1224
1225         SET_CAP_CSR(handle, fcu_dram_hi_csr, (bus_addr >> BITS_IN_DWORD));
1226         SET_CAP_CSR(handle, fcu_dram_lo_csr, bus_addr);
1227         SET_CAP_CSR(handle, fcu_ctl_csr, FCU_CTRL_CMD_AUTH);
1228
1229         do {
1230                 msleep(FW_AUTH_WAIT_PERIOD);
1231                 fcu_sts = GET_CAP_CSR(handle, fcu_sts_csr);
1232                 if ((fcu_sts & FCU_AUTH_STS_MASK) == FCU_STS_VERI_FAIL)
1233                         goto auth_fail;
1234                 if (((fcu_sts >> FCU_STS_AUTHFWLD_POS) & 0x1))
1235                         if ((fcu_sts & FCU_AUTH_STS_MASK) == FCU_STS_VERI_DONE)
1236                                 return 0;
1237         } while (retry++ < FW_AUTH_MAX_RETRY);
1238 auth_fail:
1239         pr_err("QAT: authentication error (FCU_STATUS = 0x%x),retry = %d\n",
1240                fcu_sts & FCU_AUTH_STS_MASK, retry);
1241         return -EINVAL;
1242 }
1243
1244 static bool qat_uclo_is_broadcast(struct icp_qat_fw_loader_handle *handle,
1245                                   int imgid)
1246 {
1247         struct icp_qat_suof_handle *sobj_handle;
1248
1249         if (!handle->chip_info->tgroup_share_ustore)
1250                 return false;
1251
1252         sobj_handle = (struct icp_qat_suof_handle *)handle->sobj_handle;
1253         if (handle->hal_handle->admin_ae_mask &
1254             sobj_handle->img_table.simg_hdr[imgid].ae_mask)
1255                 return false;
1256
1257         return true;
1258 }
1259
1260 static int qat_uclo_broadcast_load_fw(struct icp_qat_fw_loader_handle *handle,
1261                                       struct icp_qat_fw_auth_desc *desc)
1262 {
1263         unsigned long ae_mask = handle->hal_handle->ae_mask;
1264         unsigned long desc_ae_mask = desc->ae_mask;
1265         u32 fcu_sts, ae_broadcast_mask = 0;
1266         u32 fcu_loaded_csr, ae_loaded;
1267         u32 fcu_sts_csr, fcu_ctl_csr;
1268         unsigned int ae, retry = 0;
1269
1270         if (handle->chip_info->tgroup_share_ustore) {
1271                 fcu_ctl_csr = handle->chip_info->fcu_ctl_csr;
1272                 fcu_sts_csr = handle->chip_info->fcu_sts_csr;
1273                 fcu_loaded_csr = handle->chip_info->fcu_loaded_ae_csr;
1274         } else {
1275                 pr_err("Chip 0x%x doesn't support broadcast load\n",
1276                        handle->pci_dev->device);
1277                 return -EINVAL;
1278         }
1279
1280         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
1281                 if (qat_hal_check_ae_active(handle, (unsigned char)ae)) {
1282                         pr_err("QAT: Broadcast load failed. AE is not enabled or active.\n");
1283                         return -EINVAL;
1284                 }
1285
1286                 if (test_bit(ae, &desc_ae_mask))
1287                         ae_broadcast_mask |= 1 << ae;
1288         }
1289
1290         if (ae_broadcast_mask) {
1291                 SET_CAP_CSR(handle, FCU_ME_BROADCAST_MASK_TYPE,
1292                             ae_broadcast_mask);
1293
1294                 SET_CAP_CSR(handle, fcu_ctl_csr, FCU_CTRL_CMD_LOAD);
1295
1296                 do {
1297                         msleep(FW_AUTH_WAIT_PERIOD);
1298                         fcu_sts = GET_CAP_CSR(handle, fcu_sts_csr);
1299                         fcu_sts &= FCU_AUTH_STS_MASK;
1300
1301                         if (fcu_sts == FCU_STS_LOAD_FAIL) {
1302                                 pr_err("Broadcast load failed: 0x%x)\n", fcu_sts);
1303                                 return -EINVAL;
1304                         } else if (fcu_sts == FCU_STS_LOAD_DONE) {
1305                                 ae_loaded = GET_CAP_CSR(handle, fcu_loaded_csr);
1306                                 ae_loaded >>= handle->chip_info->fcu_loaded_ae_pos;
1307
1308                                 if ((ae_loaded & ae_broadcast_mask) == ae_broadcast_mask)
1309                                         break;
1310                         }
1311                 } while (retry++ < FW_AUTH_MAX_RETRY);
1312
1313                 if (retry > FW_AUTH_MAX_RETRY) {
1314                         pr_err("QAT: broadcast load failed timeout %d\n", retry);
1315                         return -EINVAL;
1316                 }
1317         }
1318         return 0;
1319 }
1320
1321 static int qat_uclo_simg_alloc(struct icp_qat_fw_loader_handle *handle,
1322                                struct icp_firml_dram_desc *dram_desc,
1323                                unsigned int size)
1324 {
1325         void *vptr;
1326         dma_addr_t ptr;
1327
1328         vptr = dma_alloc_coherent(&handle->pci_dev->dev,
1329                                   size, &ptr, GFP_KERNEL);
1330         if (!vptr)
1331                 return -ENOMEM;
1332         dram_desc->dram_base_addr_v = vptr;
1333         dram_desc->dram_bus_addr = ptr;
1334         dram_desc->dram_size = size;
1335         return 0;
1336 }
1337
1338 static void qat_uclo_simg_free(struct icp_qat_fw_loader_handle *handle,
1339                                struct icp_firml_dram_desc *dram_desc)
1340 {
1341         if (handle && dram_desc && dram_desc->dram_base_addr_v) {
1342                 dma_free_coherent(&handle->pci_dev->dev,
1343                                   (size_t)(dram_desc->dram_size),
1344                                   dram_desc->dram_base_addr_v,
1345                                   dram_desc->dram_bus_addr);
1346         }
1347
1348         if (dram_desc)
1349                 memset(dram_desc, 0, sizeof(*dram_desc));
1350 }
1351
1352 static void qat_uclo_ummap_auth_fw(struct icp_qat_fw_loader_handle *handle,
1353                                    struct icp_qat_fw_auth_desc **desc)
1354 {
1355         struct icp_firml_dram_desc dram_desc;
1356
1357         if (*desc) {
1358                 dram_desc.dram_base_addr_v = *desc;
1359                 dram_desc.dram_bus_addr = ((struct icp_qat_auth_chunk *)
1360                                            (*desc))->chunk_bus_addr;
1361                 dram_desc.dram_size = ((struct icp_qat_auth_chunk *)
1362                                        (*desc))->chunk_size;
1363                 qat_uclo_simg_free(handle, &dram_desc);
1364         }
1365 }
1366
1367 static int qat_uclo_map_auth_fw(struct icp_qat_fw_loader_handle *handle,
1368                                 char *image, unsigned int size,
1369                                 struct icp_qat_fw_auth_desc **desc)
1370 {
1371         struct icp_qat_css_hdr *css_hdr = (struct icp_qat_css_hdr *)image;
1372         struct icp_qat_fw_auth_desc *auth_desc;
1373         struct icp_qat_auth_chunk *auth_chunk;
1374         u64 virt_addr,  bus_addr, virt_base;
1375         unsigned int length, simg_offset = sizeof(*auth_chunk);
1376         struct icp_qat_simg_ae_mode *simg_ae_mode;
1377         struct icp_firml_dram_desc img_desc;
1378
1379         if (size > (ICP_QAT_AE_IMG_OFFSET(handle) + ICP_QAT_CSS_MAX_IMAGE_LEN)) {
1380                 pr_err("QAT: error, input image size overflow %d\n", size);
1381                 return -EINVAL;
1382         }
1383         length = (css_hdr->fw_type == CSS_AE_FIRMWARE) ?
1384                  ICP_QAT_CSS_AE_SIMG_LEN(handle) + simg_offset :
1385                  size + ICP_QAT_CSS_FWSK_PAD_LEN(handle) + simg_offset;
1386         if (qat_uclo_simg_alloc(handle, &img_desc, length)) {
1387                 pr_err("QAT: error, allocate continuous dram fail\n");
1388                 return -ENOMEM;
1389         }
1390
1391         auth_chunk = img_desc.dram_base_addr_v;
1392         auth_chunk->chunk_size = img_desc.dram_size;
1393         auth_chunk->chunk_bus_addr = img_desc.dram_bus_addr;
1394         virt_base = (uintptr_t)img_desc.dram_base_addr_v + simg_offset;
1395         bus_addr  = img_desc.dram_bus_addr + simg_offset;
1396         auth_desc = img_desc.dram_base_addr_v;
1397         auth_desc->css_hdr_high = (unsigned int)(bus_addr >> BITS_IN_DWORD);
1398         auth_desc->css_hdr_low = (unsigned int)bus_addr;
1399         virt_addr = virt_base;
1400
1401         memcpy((void *)(uintptr_t)virt_addr, image, sizeof(*css_hdr));
1402         /* pub key */
1403         bus_addr = ADD_ADDR(auth_desc->css_hdr_high, auth_desc->css_hdr_low) +
1404                            sizeof(*css_hdr);
1405         virt_addr = virt_addr + sizeof(*css_hdr);
1406
1407         auth_desc->fwsk_pub_high = (unsigned int)(bus_addr >> BITS_IN_DWORD);
1408         auth_desc->fwsk_pub_low = (unsigned int)bus_addr;
1409
1410         memcpy((void *)(uintptr_t)virt_addr,
1411                (void *)(image + sizeof(*css_hdr)),
1412                ICP_QAT_CSS_FWSK_MODULUS_LEN(handle));
1413         /* padding */
1414         memset((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle)),
1415                0, ICP_QAT_CSS_FWSK_PAD_LEN(handle));
1416
1417         /* exponent */
1418         memcpy((void *)(uintptr_t)(virt_addr + ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) +
1419                ICP_QAT_CSS_FWSK_PAD_LEN(handle)),
1420                (void *)(image + sizeof(*css_hdr) +
1421                         ICP_QAT_CSS_FWSK_MODULUS_LEN(handle)),
1422                sizeof(unsigned int));
1423
1424         /* signature */
1425         bus_addr = ADD_ADDR(auth_desc->fwsk_pub_high,
1426                             auth_desc->fwsk_pub_low) +
1427                    ICP_QAT_CSS_FWSK_PUB_LEN(handle);
1428         virt_addr = virt_addr + ICP_QAT_CSS_FWSK_PUB_LEN(handle);
1429         auth_desc->signature_high = (unsigned int)(bus_addr >> BITS_IN_DWORD);
1430         auth_desc->signature_low = (unsigned int)bus_addr;
1431
1432         memcpy((void *)(uintptr_t)virt_addr,
1433                (void *)(image + sizeof(*css_hdr) +
1434                ICP_QAT_CSS_FWSK_MODULUS_LEN(handle) +
1435                ICP_QAT_CSS_FWSK_EXPONENT_LEN(handle)),
1436                ICP_QAT_CSS_SIGNATURE_LEN(handle));
1437
1438         bus_addr = ADD_ADDR(auth_desc->signature_high,
1439                             auth_desc->signature_low) +
1440                    ICP_QAT_CSS_SIGNATURE_LEN(handle);
1441         virt_addr += ICP_QAT_CSS_SIGNATURE_LEN(handle);
1442
1443         auth_desc->img_high = (unsigned int)(bus_addr >> BITS_IN_DWORD);
1444         auth_desc->img_low = (unsigned int)bus_addr;
1445         auth_desc->img_len = size - ICP_QAT_AE_IMG_OFFSET(handle);
1446         memcpy((void *)(uintptr_t)virt_addr,
1447                (void *)(image + ICP_QAT_AE_IMG_OFFSET(handle)),
1448                auth_desc->img_len);
1449         virt_addr = virt_base;
1450         /* AE firmware */
1451         if (((struct icp_qat_css_hdr *)(uintptr_t)virt_addr)->fw_type ==
1452             CSS_AE_FIRMWARE) {
1453                 auth_desc->img_ae_mode_data_high = auth_desc->img_high;
1454                 auth_desc->img_ae_mode_data_low = auth_desc->img_low;
1455                 bus_addr = ADD_ADDR(auth_desc->img_ae_mode_data_high,
1456                                     auth_desc->img_ae_mode_data_low) +
1457                            sizeof(struct icp_qat_simg_ae_mode);
1458
1459                 auth_desc->img_ae_init_data_high = (unsigned int)
1460                                                  (bus_addr >> BITS_IN_DWORD);
1461                 auth_desc->img_ae_init_data_low = (unsigned int)bus_addr;
1462                 bus_addr += ICP_QAT_SIMG_AE_INIT_SEQ_LEN;
1463                 auth_desc->img_ae_insts_high = (unsigned int)
1464                                              (bus_addr >> BITS_IN_DWORD);
1465                 auth_desc->img_ae_insts_low = (unsigned int)bus_addr;
1466                 virt_addr += sizeof(struct icp_qat_css_hdr);
1467                 virt_addr += ICP_QAT_CSS_FWSK_PUB_LEN(handle);
1468                 virt_addr += ICP_QAT_CSS_SIGNATURE_LEN(handle);
1469                 simg_ae_mode = (struct icp_qat_simg_ae_mode *)(uintptr_t)virt_addr;
1470                 auth_desc->ae_mask = simg_ae_mode->ae_mask & handle->cfg_ae_mask;
1471         } else {
1472                 auth_desc->img_ae_insts_high = auth_desc->img_high;
1473                 auth_desc->img_ae_insts_low = auth_desc->img_low;
1474         }
1475         *desc = auth_desc;
1476         return 0;
1477 }
1478
1479 static int qat_uclo_load_fw(struct icp_qat_fw_loader_handle *handle,
1480                             struct icp_qat_fw_auth_desc *desc)
1481 {
1482         unsigned long ae_mask = handle->hal_handle->ae_mask;
1483         u32 fcu_sts_csr, fcu_ctl_csr;
1484         u32 loaded_aes, loaded_csr;
1485         unsigned int i;
1486         u32 fcu_sts;
1487
1488         fcu_ctl_csr = handle->chip_info->fcu_ctl_csr;
1489         fcu_sts_csr = handle->chip_info->fcu_sts_csr;
1490         loaded_csr = handle->chip_info->fcu_loaded_ae_csr;
1491
1492         for_each_set_bit(i, &ae_mask, handle->hal_handle->ae_max_num) {
1493                 int retry = 0;
1494
1495                 if (!((desc->ae_mask >> i) & 0x1))
1496                         continue;
1497                 if (qat_hal_check_ae_active(handle, i)) {
1498                         pr_err("QAT: AE %d is active\n", i);
1499                         return -EINVAL;
1500                 }
1501                 SET_CAP_CSR(handle, fcu_ctl_csr,
1502                             (FCU_CTRL_CMD_LOAD |
1503                             (1 << FCU_CTRL_BROADCAST_POS) |
1504                             (i << FCU_CTRL_AE_POS)));
1505
1506                 do {
1507                         msleep(FW_AUTH_WAIT_PERIOD);
1508                         fcu_sts = GET_CAP_CSR(handle, fcu_sts_csr);
1509                         if ((fcu_sts & FCU_AUTH_STS_MASK) ==
1510                             FCU_STS_LOAD_DONE) {
1511                                 loaded_aes = GET_CAP_CSR(handle, loaded_csr);
1512                                 loaded_aes >>= handle->chip_info->fcu_loaded_ae_pos;
1513                                 if (loaded_aes & (1 << i))
1514                                         break;
1515                         }
1516                 } while (retry++ < FW_AUTH_MAX_RETRY);
1517                 if (retry > FW_AUTH_MAX_RETRY) {
1518                         pr_err("QAT: firmware load failed timeout %x\n", retry);
1519                         return -EINVAL;
1520                 }
1521         }
1522         return 0;
1523 }
1524
1525 static int qat_uclo_map_suof_obj(struct icp_qat_fw_loader_handle *handle,
1526                                  void *addr_ptr, int mem_size)
1527 {
1528         struct icp_qat_suof_handle *suof_handle;
1529
1530         suof_handle = kzalloc(sizeof(*suof_handle), GFP_KERNEL);
1531         if (!suof_handle)
1532                 return -ENOMEM;
1533         handle->sobj_handle = suof_handle;
1534         if (qat_uclo_map_suof(handle, addr_ptr, mem_size)) {
1535                 qat_uclo_del_suof(handle);
1536                 pr_err("QAT: map SUOF failed\n");
1537                 return -EINVAL;
1538         }
1539         return 0;
1540 }
1541
1542 int qat_uclo_wr_mimage(struct icp_qat_fw_loader_handle *handle,
1543                        void *addr_ptr, int mem_size)
1544 {
1545         struct icp_qat_fw_auth_desc *desc = NULL;
1546         int status = 0;
1547
1548         if (handle->chip_info->fw_auth) {
1549                 if (!qat_uclo_map_auth_fw(handle, addr_ptr, mem_size, &desc))
1550                         status = qat_uclo_auth_fw(handle, desc);
1551                 qat_uclo_ummap_auth_fw(handle, &desc);
1552         } else {
1553                 if (!handle->chip_info->sram_visible) {
1554                         dev_dbg(&handle->pci_dev->dev,
1555                                 "QAT MMP fw not loaded for device 0x%x",
1556                                 handle->pci_dev->device);
1557                         return status;
1558                 }
1559                 qat_uclo_wr_sram_by_words(handle, 0, addr_ptr, mem_size);
1560         }
1561         return status;
1562 }
1563
1564 static int qat_uclo_map_uof_obj(struct icp_qat_fw_loader_handle *handle,
1565                                 void *addr_ptr, int mem_size)
1566 {
1567         struct icp_qat_uof_filehdr *filehdr;
1568         struct icp_qat_uclo_objhandle *objhdl;
1569
1570         objhdl = kzalloc(sizeof(*objhdl), GFP_KERNEL);
1571         if (!objhdl)
1572                 return -ENOMEM;
1573         objhdl->obj_buf = kmemdup(addr_ptr, mem_size, GFP_KERNEL);
1574         if (!objhdl->obj_buf)
1575                 goto out_objbuf_err;
1576         filehdr = (struct icp_qat_uof_filehdr *)objhdl->obj_buf;
1577         if (qat_uclo_check_uof_format(filehdr))
1578                 goto out_objhdr_err;
1579         objhdl->obj_hdr = qat_uclo_map_chunk((char *)objhdl->obj_buf, filehdr,
1580                                              ICP_QAT_UOF_OBJS);
1581         if (!objhdl->obj_hdr) {
1582                 pr_err("QAT: object file chunk is null\n");
1583                 goto out_objhdr_err;
1584         }
1585         handle->obj_handle = objhdl;
1586         if (qat_uclo_parse_uof_obj(handle))
1587                 goto out_overlay_obj_err;
1588         return 0;
1589
1590 out_overlay_obj_err:
1591         handle->obj_handle = NULL;
1592         kfree(objhdl->obj_hdr);
1593 out_objhdr_err:
1594         kfree(objhdl->obj_buf);
1595 out_objbuf_err:
1596         kfree(objhdl);
1597         return -ENOMEM;
1598 }
1599
1600 static int qat_uclo_map_mof_file_hdr(struct icp_qat_fw_loader_handle *handle,
1601                                      struct icp_qat_mof_file_hdr *mof_ptr,
1602                                      u32 mof_size)
1603 {
1604         struct icp_qat_mof_handle *mobj_handle = handle->mobj_handle;
1605         unsigned int min_ver_offset;
1606         unsigned int checksum;
1607
1608         mobj_handle->file_id = ICP_QAT_MOF_FID;
1609         mobj_handle->mof_buf = (char *)mof_ptr;
1610         mobj_handle->mof_size = mof_size;
1611
1612         min_ver_offset = mof_size - offsetof(struct icp_qat_mof_file_hdr,
1613                                              min_ver);
1614         checksum = qat_uclo_calc_str_checksum(&mof_ptr->min_ver,
1615                                               min_ver_offset);
1616         if (checksum != mof_ptr->checksum) {
1617                 pr_err("QAT: incorrect MOF checksum\n");
1618                 return -EINVAL;
1619         }
1620
1621         mobj_handle->checksum = mof_ptr->checksum;
1622         mobj_handle->min_ver = mof_ptr->min_ver;
1623         mobj_handle->maj_ver = mof_ptr->maj_ver;
1624         return 0;
1625 }
1626
1627 static void qat_uclo_del_mof(struct icp_qat_fw_loader_handle *handle)
1628 {
1629         struct icp_qat_mof_handle *mobj_handle = handle->mobj_handle;
1630
1631         kfree(mobj_handle->obj_table.obj_hdr);
1632         mobj_handle->obj_table.obj_hdr = NULL;
1633         kfree(handle->mobj_handle);
1634         handle->mobj_handle = NULL;
1635 }
1636
1637 static int qat_uclo_seek_obj_inside_mof(struct icp_qat_mof_handle *mobj_handle,
1638                                         char *obj_name, char **obj_ptr,
1639                                         unsigned int *obj_size)
1640 {
1641         struct icp_qat_mof_objhdr *obj_hdr = mobj_handle->obj_table.obj_hdr;
1642         unsigned int i;
1643
1644         for (i = 0; i < mobj_handle->obj_table.num_objs; i++) {
1645                 if (!strncmp(obj_hdr[i].obj_name, obj_name,
1646                              ICP_QAT_SUOF_OBJ_NAME_LEN)) {
1647                         *obj_ptr  = obj_hdr[i].obj_buf;
1648                         *obj_size = obj_hdr[i].obj_size;
1649                         return 0;
1650                 }
1651         }
1652
1653         pr_err("QAT: object %s is not found inside MOF\n", obj_name);
1654         return -EINVAL;
1655 }
1656
1657 static int qat_uclo_map_obj_from_mof(struct icp_qat_mof_handle *mobj_handle,
1658                                      struct icp_qat_mof_objhdr *mobj_hdr,
1659                                      struct icp_qat_mof_obj_chunkhdr *obj_chunkhdr)
1660 {
1661         u8 *obj;
1662
1663         if (!strncmp(obj_chunkhdr->chunk_id, ICP_QAT_UOF_IMAG,
1664                      ICP_QAT_MOF_OBJ_CHUNKID_LEN)) {
1665                 obj = mobj_handle->uobjs_hdr + obj_chunkhdr->offset;
1666         } else if (!strncmp(obj_chunkhdr->chunk_id, ICP_QAT_SUOF_IMAG,
1667                             ICP_QAT_MOF_OBJ_CHUNKID_LEN)) {
1668                 obj = mobj_handle->sobjs_hdr + obj_chunkhdr->offset;
1669         } else {
1670                 pr_err("QAT: unsupported chunk id\n");
1671                 return -EINVAL;
1672         }
1673         mobj_hdr->obj_buf = obj;
1674         mobj_hdr->obj_size = (unsigned int)obj_chunkhdr->size;
1675         mobj_hdr->obj_name = obj_chunkhdr->name + mobj_handle->sym_str;
1676         return 0;
1677 }
1678
1679 static int qat_uclo_map_objs_from_mof(struct icp_qat_mof_handle *mobj_handle)
1680 {
1681         struct icp_qat_mof_obj_chunkhdr *uobj_chunkhdr;
1682         struct icp_qat_mof_obj_chunkhdr *sobj_chunkhdr;
1683         struct icp_qat_mof_obj_hdr *uobj_hdr;
1684         struct icp_qat_mof_obj_hdr *sobj_hdr;
1685         struct icp_qat_mof_objhdr *mobj_hdr;
1686         unsigned int uobj_chunk_num = 0;
1687         unsigned int sobj_chunk_num = 0;
1688         unsigned int *valid_chunk;
1689         int ret, i;
1690
1691         uobj_hdr = (struct icp_qat_mof_obj_hdr *)mobj_handle->uobjs_hdr;
1692         sobj_hdr = (struct icp_qat_mof_obj_hdr *)mobj_handle->sobjs_hdr;
1693         if (uobj_hdr)
1694                 uobj_chunk_num = uobj_hdr->num_chunks;
1695         if (sobj_hdr)
1696                 sobj_chunk_num = sobj_hdr->num_chunks;
1697
1698         mobj_hdr = kzalloc((uobj_chunk_num + sobj_chunk_num) *
1699                            sizeof(*mobj_hdr), GFP_KERNEL);
1700         if (!mobj_hdr)
1701                 return -ENOMEM;
1702
1703         mobj_handle->obj_table.obj_hdr = mobj_hdr;
1704         valid_chunk = &mobj_handle->obj_table.num_objs;
1705         uobj_chunkhdr = (struct icp_qat_mof_obj_chunkhdr *)
1706                          ((uintptr_t)uobj_hdr + sizeof(*uobj_hdr));
1707         sobj_chunkhdr = (struct icp_qat_mof_obj_chunkhdr *)
1708                         ((uintptr_t)sobj_hdr + sizeof(*sobj_hdr));
1709
1710         /* map uof objects */
1711         for (i = 0; i < uobj_chunk_num; i++) {
1712                 ret = qat_uclo_map_obj_from_mof(mobj_handle,
1713                                                 &mobj_hdr[*valid_chunk],
1714                                                 &uobj_chunkhdr[i]);
1715                 if (ret)
1716                         return ret;
1717                 (*valid_chunk)++;
1718         }
1719
1720         /* map suof objects */
1721         for (i = 0; i < sobj_chunk_num; i++) {
1722                 ret = qat_uclo_map_obj_from_mof(mobj_handle,
1723                                                 &mobj_hdr[*valid_chunk],
1724                                                 &sobj_chunkhdr[i]);
1725                 if (ret)
1726                         return ret;
1727                 (*valid_chunk)++;
1728         }
1729
1730         if ((uobj_chunk_num + sobj_chunk_num) != *valid_chunk) {
1731                 pr_err("QAT: inconsistent UOF/SUOF chunk amount\n");
1732                 return -EINVAL;
1733         }
1734         return 0;
1735 }
1736
1737 static void qat_uclo_map_mof_symobjs(struct icp_qat_mof_handle *mobj_handle,
1738                                      struct icp_qat_mof_chunkhdr *mof_chunkhdr)
1739 {
1740         char **sym_str = (char **)&mobj_handle->sym_str;
1741         unsigned int *sym_size = &mobj_handle->sym_size;
1742         struct icp_qat_mof_str_table *str_table_obj;
1743
1744         *sym_size = *(unsigned int *)(uintptr_t)
1745                     (mof_chunkhdr->offset + mobj_handle->mof_buf);
1746         *sym_str = (char *)(uintptr_t)
1747                    (mobj_handle->mof_buf + mof_chunkhdr->offset +
1748                     sizeof(str_table_obj->tab_len));
1749 }
1750
1751 static void qat_uclo_map_mof_chunk(struct icp_qat_mof_handle *mobj_handle,
1752                                    struct icp_qat_mof_chunkhdr *mof_chunkhdr)
1753 {
1754         char *chunk_id = mof_chunkhdr->chunk_id;
1755
1756         if (!strncmp(chunk_id, ICP_QAT_MOF_SYM_OBJS, ICP_QAT_MOF_OBJ_ID_LEN))
1757                 qat_uclo_map_mof_symobjs(mobj_handle, mof_chunkhdr);
1758         else if (!strncmp(chunk_id, ICP_QAT_UOF_OBJS, ICP_QAT_MOF_OBJ_ID_LEN))
1759                 mobj_handle->uobjs_hdr = mobj_handle->mof_buf +
1760                                          mof_chunkhdr->offset;
1761         else if (!strncmp(chunk_id, ICP_QAT_SUOF_OBJS, ICP_QAT_MOF_OBJ_ID_LEN))
1762                 mobj_handle->sobjs_hdr = mobj_handle->mof_buf +
1763                                          mof_chunkhdr->offset;
1764 }
1765
1766 static int qat_uclo_check_mof_format(struct icp_qat_mof_file_hdr *mof_hdr)
1767 {
1768         int maj = mof_hdr->maj_ver & 0xff;
1769         int min = mof_hdr->min_ver & 0xff;
1770
1771         if (mof_hdr->file_id != ICP_QAT_MOF_FID) {
1772                 pr_err("QAT: invalid header 0x%x\n", mof_hdr->file_id);
1773                 return -EINVAL;
1774         }
1775
1776         if (mof_hdr->num_chunks <= 0x1) {
1777                 pr_err("QAT: MOF chunk amount is incorrect\n");
1778                 return -EINVAL;
1779         }
1780         if (maj != ICP_QAT_MOF_MAJVER || min != ICP_QAT_MOF_MINVER) {
1781                 pr_err("QAT: bad MOF version, major 0x%x, minor 0x%x\n",
1782                        maj, min);
1783                 return -EINVAL;
1784         }
1785         return 0;
1786 }
1787
1788 static int qat_uclo_map_mof_obj(struct icp_qat_fw_loader_handle *handle,
1789                                 struct icp_qat_mof_file_hdr *mof_ptr,
1790                                 u32 mof_size, char *obj_name, char **obj_ptr,
1791                                 unsigned int *obj_size)
1792 {
1793         struct icp_qat_mof_chunkhdr *mof_chunkhdr;
1794         unsigned int file_id = mof_ptr->file_id;
1795         struct icp_qat_mof_handle *mobj_handle;
1796         unsigned short chunks_num;
1797         unsigned int i;
1798         int ret;
1799
1800         if (file_id == ICP_QAT_UOF_FID || file_id == ICP_QAT_SUOF_FID) {
1801                 if (obj_ptr)
1802                         *obj_ptr = (char *)mof_ptr;
1803                 if (obj_size)
1804                         *obj_size = mof_size;
1805                 return 0;
1806         }
1807         if (qat_uclo_check_mof_format(mof_ptr))
1808                 return -EINVAL;
1809
1810         mobj_handle = kzalloc(sizeof(*mobj_handle), GFP_KERNEL);
1811         if (!mobj_handle)
1812                 return -ENOMEM;
1813
1814         handle->mobj_handle = mobj_handle;
1815         ret = qat_uclo_map_mof_file_hdr(handle, mof_ptr, mof_size);
1816         if (ret)
1817                 return ret;
1818
1819         mof_chunkhdr = (void *)mof_ptr + sizeof(*mof_ptr);
1820         chunks_num = mof_ptr->num_chunks;
1821
1822         /* Parse MOF file chunks */
1823         for (i = 0; i < chunks_num; i++)
1824                 qat_uclo_map_mof_chunk(mobj_handle, &mof_chunkhdr[i]);
1825
1826         /* All sym_objs uobjs and sobjs should be available */
1827         if (!mobj_handle->sym_str ||
1828             (!mobj_handle->uobjs_hdr && !mobj_handle->sobjs_hdr))
1829                 return -EINVAL;
1830
1831         ret = qat_uclo_map_objs_from_mof(mobj_handle);
1832         if (ret)
1833                 return ret;
1834
1835         /* Seek specified uof object in MOF */
1836         return qat_uclo_seek_obj_inside_mof(mobj_handle, obj_name,
1837                                             obj_ptr, obj_size);
1838 }
1839
1840 int qat_uclo_map_obj(struct icp_qat_fw_loader_handle *handle,
1841                      void *addr_ptr, u32 mem_size, char *obj_name)
1842 {
1843         char *obj_addr;
1844         u32 obj_size;
1845         int ret;
1846
1847         BUILD_BUG_ON(ICP_QAT_UCLO_MAX_AE >=
1848                      (sizeof(handle->hal_handle->ae_mask) * 8));
1849
1850         if (!handle || !addr_ptr || mem_size < 24)
1851                 return -EINVAL;
1852
1853         if (obj_name) {
1854                 ret = qat_uclo_map_mof_obj(handle, addr_ptr, mem_size, obj_name,
1855                                            &obj_addr, &obj_size);
1856                 if (ret)
1857                         return ret;
1858         } else {
1859                 obj_addr = addr_ptr;
1860                 obj_size = mem_size;
1861         }
1862
1863         return (handle->chip_info->fw_auth) ?
1864                         qat_uclo_map_suof_obj(handle, obj_addr, obj_size) :
1865                         qat_uclo_map_uof_obj(handle, obj_addr, obj_size);
1866 }
1867
1868 void qat_uclo_del_obj(struct icp_qat_fw_loader_handle *handle)
1869 {
1870         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
1871         unsigned int a;
1872
1873         if (handle->mobj_handle)
1874                 qat_uclo_del_mof(handle);
1875         if (handle->sobj_handle)
1876                 qat_uclo_del_suof(handle);
1877         if (!obj_handle)
1878                 return;
1879
1880         kfree(obj_handle->uword_buf);
1881         for (a = 0; a < obj_handle->uimage_num; a++)
1882                 kfree(obj_handle->ae_uimage[a].page);
1883
1884         for (a = 0; a < handle->hal_handle->ae_max_num; a++)
1885                 qat_uclo_free_ae_data(&obj_handle->ae_data[a]);
1886
1887         kfree(obj_handle->obj_hdr);
1888         kfree(obj_handle->obj_buf);
1889         kfree(obj_handle);
1890         handle->obj_handle = NULL;
1891 }
1892
1893 static void qat_uclo_fill_uwords(struct icp_qat_uclo_objhandle *obj_handle,
1894                                  struct icp_qat_uclo_encap_page *encap_page,
1895                                  u64 *uword, unsigned int addr_p,
1896                                  unsigned int raddr, u64 fill)
1897 {
1898         unsigned int i, addr;
1899         u64 uwrd = 0;
1900
1901         if (!encap_page) {
1902                 *uword = fill;
1903                 return;
1904         }
1905         addr = (encap_page->page_region) ? raddr : addr_p;
1906         for (i = 0; i < encap_page->uwblock_num; i++) {
1907                 if (addr >= encap_page->uwblock[i].start_addr &&
1908                     addr <= encap_page->uwblock[i].start_addr +
1909                     encap_page->uwblock[i].words_num - 1) {
1910                         addr -= encap_page->uwblock[i].start_addr;
1911                         addr *= obj_handle->uword_in_bytes;
1912                         memcpy(&uwrd, (void *)(((uintptr_t)
1913                                encap_page->uwblock[i].micro_words) + addr),
1914                                obj_handle->uword_in_bytes);
1915                         uwrd = uwrd & GENMASK_ULL(43, 0);
1916                 }
1917         }
1918         *uword = uwrd;
1919         if (*uword == INVLD_UWORD)
1920                 *uword = fill;
1921 }
1922
1923 static void qat_uclo_wr_uimage_raw_page(struct icp_qat_fw_loader_handle *handle,
1924                                         struct icp_qat_uclo_encap_page
1925                                         *encap_page, unsigned int ae)
1926 {
1927         unsigned int uw_physical_addr, uw_relative_addr, i, words_num, cpylen;
1928         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
1929         u64 fill_pat;
1930
1931         /* load the page starting at appropriate ustore address */
1932         /* get fill-pattern from an image -- they are all the same */
1933         memcpy(&fill_pat, obj_handle->ae_uimage[0].img_ptr->fill_pattern,
1934                sizeof(u64));
1935         uw_physical_addr = encap_page->beg_addr_p;
1936         uw_relative_addr = 0;
1937         words_num = encap_page->micro_words_num;
1938         while (words_num) {
1939                 if (words_num < UWORD_CPYBUF_SIZE)
1940                         cpylen = words_num;
1941                 else
1942                         cpylen = UWORD_CPYBUF_SIZE;
1943
1944                 /* load the buffer */
1945                 for (i = 0; i < cpylen; i++)
1946                         qat_uclo_fill_uwords(obj_handle, encap_page,
1947                                              &obj_handle->uword_buf[i],
1948                                              uw_physical_addr + i,
1949                                              uw_relative_addr + i, fill_pat);
1950
1951                 /* copy the buffer to ustore */
1952                 qat_hal_wr_uwords(handle, (unsigned char)ae,
1953                                   uw_physical_addr, cpylen,
1954                                   obj_handle->uword_buf);
1955
1956                 uw_physical_addr += cpylen;
1957                 uw_relative_addr += cpylen;
1958                 words_num -= cpylen;
1959         }
1960 }
1961
1962 static void qat_uclo_wr_uimage_page(struct icp_qat_fw_loader_handle *handle,
1963                                     struct icp_qat_uof_image *image)
1964 {
1965         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
1966         unsigned long ae_mask = handle->hal_handle->ae_mask;
1967         unsigned long cfg_ae_mask = handle->cfg_ae_mask;
1968         unsigned long ae_assigned = image->ae_assigned;
1969         struct icp_qat_uclo_aedata *aed;
1970         unsigned int ctx_mask, s;
1971         struct icp_qat_uclo_page *page;
1972         unsigned char ae;
1973         int ctx;
1974
1975         if (ICP_QAT_CTX_MODE(image->ae_mode) == ICP_QAT_UCLO_MAX_CTX)
1976                 ctx_mask = 0xff;
1977         else
1978                 ctx_mask = 0x55;
1979         /* load the default page and set assigned CTX PC
1980          * to the entrypoint address */
1981         for_each_set_bit(ae, &ae_mask, handle->hal_handle->ae_max_num) {
1982                 if (!test_bit(ae, &cfg_ae_mask))
1983                         continue;
1984
1985                 if (!test_bit(ae, &ae_assigned))
1986                         continue;
1987
1988                 aed = &obj_handle->ae_data[ae];
1989                 /* find the slice to which this image is assigned */
1990                 for (s = 0; s < aed->slice_num; s++) {
1991                         if (image->ctx_assigned &
1992                             aed->ae_slices[s].ctx_mask_assigned)
1993                                 break;
1994                 }
1995                 if (s >= aed->slice_num)
1996                         continue;
1997                 page = aed->ae_slices[s].page;
1998                 if (!page->encap_page->def_page)
1999                         continue;
2000                 qat_uclo_wr_uimage_raw_page(handle, page->encap_page, ae);
2001
2002                 page = aed->ae_slices[s].page;
2003                 for (ctx = 0; ctx < ICP_QAT_UCLO_MAX_CTX; ctx++)
2004                         aed->ae_slices[s].cur_page[ctx] =
2005                                         (ctx_mask & (1 << ctx)) ? page : NULL;
2006                 qat_hal_set_live_ctx(handle, (unsigned char)ae,
2007                                      image->ctx_assigned);
2008                 qat_hal_set_pc(handle, (unsigned char)ae, image->ctx_assigned,
2009                                image->entry_address);
2010         }
2011 }
2012
2013 static int qat_uclo_wr_suof_img(struct icp_qat_fw_loader_handle *handle)
2014 {
2015         unsigned int i;
2016         struct icp_qat_fw_auth_desc *desc = NULL;
2017         struct icp_qat_suof_handle *sobj_handle = handle->sobj_handle;
2018         struct icp_qat_suof_img_hdr *simg_hdr = sobj_handle->img_table.simg_hdr;
2019
2020         for (i = 0; i < sobj_handle->img_table.num_simgs; i++) {
2021                 if (qat_uclo_map_auth_fw(handle,
2022                                          (char *)simg_hdr[i].simg_buf,
2023                                          (unsigned int)
2024                                          simg_hdr[i].simg_len,
2025                                          &desc))
2026                         goto wr_err;
2027                 if (qat_uclo_auth_fw(handle, desc))
2028                         goto wr_err;
2029                 if (qat_uclo_is_broadcast(handle, i)) {
2030                         if (qat_uclo_broadcast_load_fw(handle, desc))
2031                                 goto wr_err;
2032                 } else {
2033                         if (qat_uclo_load_fw(handle, desc))
2034                                 goto wr_err;
2035                 }
2036                 qat_uclo_ummap_auth_fw(handle, &desc);
2037         }
2038         return 0;
2039 wr_err:
2040         qat_uclo_ummap_auth_fw(handle, &desc);
2041         return -EINVAL;
2042 }
2043
2044 static int qat_uclo_wr_uof_img(struct icp_qat_fw_loader_handle *handle)
2045 {
2046         struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
2047         unsigned int i;
2048
2049         if (qat_uclo_init_globals(handle))
2050                 return -EINVAL;
2051         for (i = 0; i < obj_handle->uimage_num; i++) {
2052                 if (!obj_handle->ae_uimage[i].img_ptr)
2053                         return -EINVAL;
2054                 if (qat_uclo_init_ustore(handle, &obj_handle->ae_uimage[i]))
2055                         return -EINVAL;
2056                 qat_uclo_wr_uimage_page(handle,
2057                                         obj_handle->ae_uimage[i].img_ptr);
2058         }
2059         return 0;
2060 }
2061
2062 int qat_uclo_wr_all_uimage(struct icp_qat_fw_loader_handle *handle)
2063 {
2064         return (handle->chip_info->fw_auth) ? qat_uclo_wr_suof_img(handle) :
2065                                    qat_uclo_wr_uof_img(handle);
2066 }
2067
2068 int qat_uclo_set_cfg_ae_mask(struct icp_qat_fw_loader_handle *handle,
2069                              unsigned int cfg_ae_mask)
2070 {
2071         if (!cfg_ae_mask)
2072                 return -EINVAL;
2073
2074         handle->cfg_ae_mask = cfg_ae_mask;
2075         return 0;
2076 }