Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1 | /* |
| 2 | This file is provided under a dual BSD/GPLv2 license. When using or |
| 3 | redistributing this file, you may do so under either license. |
| 4 | |
| 5 | GPL LICENSE SUMMARY |
| 6 | Copyright(c) 2014 Intel Corporation. |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of version 2 of the GNU General Public License as |
| 9 | published by the Free Software Foundation. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, but |
| 12 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | General Public License for more details. |
| 15 | |
| 16 | Contact Information: |
| 17 | qat-linux@intel.com |
| 18 | |
| 19 | BSD LICENSE |
| 20 | Copyright(c) 2014 Intel Corporation. |
| 21 | Redistribution and use in source and binary forms, with or without |
| 22 | modification, are permitted provided that the following conditions |
| 23 | are met: |
| 24 | |
| 25 | * Redistributions of source code must retain the above copyright |
| 26 | notice, this list of conditions and the following disclaimer. |
| 27 | * Redistributions in binary form must reproduce the above copyright |
| 28 | notice, this list of conditions and the following disclaimer in |
| 29 | the documentation and/or other materials provided with the |
| 30 | distribution. |
| 31 | * Neither the name of Intel Corporation nor the names of its |
| 32 | contributors may be used to endorse or promote products derived |
| 33 | from this software without specific prior written permission. |
| 34 | |
| 35 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 36 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 37 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 38 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 39 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 40 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 41 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 42 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 43 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 44 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 45 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 46 | */ |
| 47 | #include <linux/slab.h> |
| 48 | #include <linux/ctype.h> |
| 49 | #include <linux/kernel.h> |
| 50 | |
| 51 | #include "adf_accel_devices.h" |
| 52 | #include "adf_common_drv.h" |
| 53 | #include "icp_qat_uclo.h" |
| 54 | #include "icp_qat_hal.h" |
| 55 | #include "icp_qat_fw_loader_handle.h" |
| 56 | |
| 57 | #define UWORD_CPYBUF_SIZE 1024 |
| 58 | #define INVLD_UWORD 0xffffffffffull |
| 59 | #define PID_MINOR_REV 0xf |
| 60 | #define PID_MAJOR_REV (0xf << 4) |
| 61 | |
| 62 | static int qat_uclo_init_ae_data(struct icp_qat_uclo_objhandle *obj_handle, |
| 63 | unsigned int ae, unsigned int image_num) |
| 64 | { |
| 65 | struct icp_qat_uclo_aedata *ae_data; |
| 66 | struct icp_qat_uclo_encapme *encap_image; |
| 67 | struct icp_qat_uclo_page *page = NULL; |
| 68 | struct icp_qat_uclo_aeslice *ae_slice = NULL; |
| 69 | |
| 70 | ae_data = &obj_handle->ae_data[ae]; |
| 71 | encap_image = &obj_handle->ae_uimage[image_num]; |
| 72 | ae_slice = &ae_data->ae_slices[ae_data->slice_num]; |
| 73 | ae_slice->encap_image = encap_image; |
| 74 | |
| 75 | if (encap_image->img_ptr) { |
| 76 | ae_slice->ctx_mask_assigned = |
| 77 | encap_image->img_ptr->ctx_assigned; |
| 78 | ae_data->eff_ustore_size = obj_handle->ustore_phy_size; |
| 79 | } else { |
| 80 | ae_slice->ctx_mask_assigned = 0; |
| 81 | } |
| 82 | ae_slice->regions = kzalloc(sizeof(*(ae_slice->regions)), GFP_KERNEL); |
| 83 | if (!(ae_slice->regions)) |
| 84 | return -ENOMEM; |
| 85 | ae_slice->page = kzalloc(sizeof(*(ae_slice->page)), GFP_KERNEL); |
| 86 | if (!(ae_slice->page)) |
| 87 | goto out_err; |
| 88 | page = ae_slice->page; |
| 89 | page->encap_page = encap_image->page; |
| 90 | ae_slice->page->region = ae_slice->regions; |
| 91 | ae_data->slice_num++; |
| 92 | return 0; |
| 93 | out_err: |
| 94 | kfree(ae_slice->regions); |
| 95 | ae_slice->regions = NULL; |
| 96 | return -ENOMEM; |
| 97 | } |
| 98 | |
| 99 | static int qat_uclo_free_ae_data(struct icp_qat_uclo_aedata *ae_data) |
| 100 | { |
| 101 | unsigned int ss = 0; |
| 102 | |
| 103 | if (!ae_data) { |
| 104 | pr_err("QAT: bad argument, ae_data is NULL\n "); |
| 105 | return -EINVAL; |
| 106 | } |
| 107 | |
| 108 | for (ss = 0; ss < ae_data->slice_num; ss++) { |
| 109 | kfree(ae_data->ae_slices[ss].regions); |
| 110 | ae_data->ae_slices[ss].regions = NULL; |
| 111 | kfree(ae_data->ae_slices[ss].page); |
| 112 | ae_data->ae_slices[ss].page = NULL; |
| 113 | } |
| 114 | return 0; |
| 115 | } |
| 116 | |
| 117 | static char *qat_uclo_get_string(struct icp_qat_uof_strtable *str_table, |
| 118 | unsigned int str_offset) |
| 119 | { |
| 120 | if ((!str_table->table_len) || (str_offset > str_table->table_len)) |
| 121 | return NULL; |
| 122 | return (char *)(((unsigned long)(str_table->strings)) + str_offset); |
| 123 | } |
| 124 | |
| 125 | static int qat_uclo_check_format(struct icp_qat_uof_filehdr *hdr) |
| 126 | { |
| 127 | int maj = hdr->maj_ver & 0xff; |
| 128 | int min = hdr->min_ver & 0xff; |
| 129 | |
| 130 | if (hdr->file_id != ICP_QAT_UOF_FID) { |
| 131 | pr_err("QAT: Invalid header 0x%x\n", hdr->file_id); |
| 132 | return -EINVAL; |
| 133 | } |
| 134 | if (min != ICP_QAT_UOF_MINVER || maj != ICP_QAT_UOF_MAJVER) { |
| 135 | pr_err("QAT: bad uof version, major 0x%x, minor 0x%x\n", |
| 136 | maj, min); |
| 137 | return -EINVAL; |
| 138 | } |
| 139 | return 0; |
| 140 | } |
| 141 | |
| 142 | static void qat_uclo_wr_sram_by_words(struct icp_qat_fw_loader_handle *handle, |
| 143 | unsigned int addr, unsigned int *val, |
| 144 | unsigned int num_in_bytes) |
| 145 | { |
| 146 | unsigned int outval; |
| 147 | unsigned char *ptr = (unsigned char *)val; |
| 148 | |
| 149 | while (num_in_bytes) { |
| 150 | memcpy(&outval, ptr, 4); |
| 151 | SRAM_WRITE(handle, addr, outval); |
| 152 | num_in_bytes -= 4; |
| 153 | ptr += 4; |
| 154 | addr += 4; |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | static void qat_uclo_wr_umem_by_words(struct icp_qat_fw_loader_handle *handle, |
| 159 | unsigned char ae, unsigned int addr, |
| 160 | unsigned int *val, |
| 161 | unsigned int num_in_bytes) |
| 162 | { |
| 163 | unsigned int outval; |
| 164 | unsigned char *ptr = (unsigned char *)val; |
| 165 | |
| 166 | addr >>= 0x2; /* convert to uword address */ |
| 167 | |
| 168 | while (num_in_bytes) { |
| 169 | memcpy(&outval, ptr, 4); |
| 170 | qat_hal_wr_umem(handle, ae, addr++, 1, &outval); |
| 171 | num_in_bytes -= 4; |
| 172 | ptr += 4; |
| 173 | } |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | static void qat_uclo_batch_wr_umem(struct icp_qat_fw_loader_handle *handle, |
| 177 | unsigned char ae, |
| 178 | struct icp_qat_uof_batch_init |
| 179 | *umem_init_header) |
| 180 | { |
| 181 | struct icp_qat_uof_batch_init *umem_init; |
| 182 | |
| 183 | if (!umem_init_header) |
| 184 | return; |
| 185 | umem_init = umem_init_header->next; |
| 186 | while (umem_init) { |
| 187 | unsigned int addr, *value, size; |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 188 | |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 189 | ae = umem_init->ae; |
| 190 | addr = umem_init->addr; |
| 191 | value = umem_init->value; |
| 192 | size = umem_init->size; |
| 193 | qat_uclo_wr_umem_by_words(handle, ae, addr, value, size); |
| 194 | umem_init = umem_init->next; |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | static void |
| 199 | qat_uclo_cleanup_batch_init_list(struct icp_qat_fw_loader_handle *handle, |
| 200 | struct icp_qat_uof_batch_init **base) |
| 201 | { |
| 202 | struct icp_qat_uof_batch_init *umem_init; |
| 203 | |
| 204 | umem_init = *base; |
| 205 | while (umem_init) { |
| 206 | struct icp_qat_uof_batch_init *pre; |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 207 | |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 208 | pre = umem_init; |
| 209 | umem_init = umem_init->next; |
| 210 | kfree(pre); |
| 211 | } |
| 212 | *base = NULL; |
| 213 | } |
| 214 | |
| 215 | static int qat_uclo_parse_num(char *str, unsigned int *num) |
| 216 | { |
| 217 | char buf[16]; |
| 218 | unsigned long ae = 0; |
| 219 | int i; |
| 220 | |
| 221 | memset(buf, '\0', 16); |
| 222 | strncpy(buf, str, 15); |
| 223 | for (i = 0; i < 16; i++) { |
| 224 | if (!isdigit(buf[i])) { |
| 225 | buf[i] = '\0'; |
| 226 | break; |
| 227 | } |
| 228 | } |
| 229 | if ((kstrtoul(buf, 10, &ae))) |
| 230 | return -EFAULT; |
| 231 | |
| 232 | *num = (unsigned int)ae; |
| 233 | return 0; |
| 234 | } |
| 235 | |
| 236 | static int qat_uclo_fetch_initmem_ae(struct icp_qat_fw_loader_handle *handle, |
| 237 | struct icp_qat_uof_initmem *init_mem, |
| 238 | unsigned int size_range, unsigned int *ae) |
| 239 | { |
| 240 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 241 | char *str; |
| 242 | |
| 243 | if ((init_mem->addr + init_mem->num_in_bytes) > (size_range << 0x2)) { |
| 244 | pr_err("QAT: initmem is out of range"); |
| 245 | return -EINVAL; |
| 246 | } |
| 247 | if (init_mem->scope != ICP_QAT_UOF_LOCAL_SCOPE) { |
| 248 | pr_err("QAT: Memory scope for init_mem error\n"); |
| 249 | return -EINVAL; |
| 250 | } |
| 251 | str = qat_uclo_get_string(&(obj_handle->str_table), init_mem->sym_name); |
| 252 | if (!str) { |
| 253 | pr_err("QAT: AE name assigned in uof init table is NULL\n"); |
| 254 | return -EINVAL; |
| 255 | } |
| 256 | if (qat_uclo_parse_num(str, ae)) { |
| 257 | pr_err("QAT: Parse num for AE number failed\n"); |
| 258 | return -EINVAL; |
| 259 | } |
| 260 | if (!test_bit(*ae, (unsigned long *)&(handle->hal_handle->ae_mask))) { |
| 261 | pr_err("QAT: ae %d to be init is fused off\n", *ae); |
| 262 | return -EINVAL; |
| 263 | } |
| 264 | if (*ae >= ICP_QAT_UCLO_MAX_AE) { |
| 265 | pr_err("QAT: ae %d out of range\n", *ae); |
| 266 | return -EINVAL; |
| 267 | } |
| 268 | return 0; |
| 269 | } |
| 270 | |
| 271 | static int qat_uclo_create_batch_init_list(struct icp_qat_fw_loader_handle |
| 272 | *handle, struct icp_qat_uof_initmem |
| 273 | *init_mem, unsigned int ae, |
| 274 | struct icp_qat_uof_batch_init |
| 275 | **init_tab_base) |
| 276 | { |
| 277 | struct icp_qat_uof_batch_init *init_header, *tail; |
| 278 | struct icp_qat_uof_batch_init *mem_init, *tail_old; |
| 279 | struct icp_qat_uof_memvar_attr *mem_val_attr; |
| 280 | unsigned int i, flag = 0; |
| 281 | |
| 282 | mem_val_attr = |
| 283 | (struct icp_qat_uof_memvar_attr *)((unsigned long)init_mem + |
| 284 | sizeof(struct icp_qat_uof_initmem)); |
| 285 | |
| 286 | init_header = *init_tab_base; |
| 287 | if (!init_header) { |
| 288 | init_header = kzalloc(sizeof(*init_header), GFP_KERNEL); |
| 289 | if (!init_header) |
| 290 | return -ENOMEM; |
| 291 | init_header->size = 1; |
| 292 | *init_tab_base = init_header; |
| 293 | flag = 1; |
| 294 | } |
| 295 | tail_old = init_header; |
| 296 | while (tail_old->next) |
| 297 | tail_old = tail_old->next; |
| 298 | tail = tail_old; |
| 299 | for (i = 0; i < init_mem->val_attr_num; i++) { |
| 300 | mem_init = kzalloc(sizeof(*mem_init), GFP_KERNEL); |
| 301 | if (!mem_init) |
| 302 | goto out_err; |
| 303 | mem_init->ae = ae; |
| 304 | mem_init->addr = init_mem->addr + mem_val_attr->offset_in_byte; |
| 305 | mem_init->value = &mem_val_attr->value; |
| 306 | mem_init->size = 4; |
| 307 | mem_init->next = NULL; |
| 308 | tail->next = mem_init; |
| 309 | tail = mem_init; |
| 310 | init_header->size += qat_hal_get_ins_num(); |
| 311 | mem_val_attr++; |
| 312 | } |
| 313 | return 0; |
| 314 | out_err: |
| 315 | while (tail_old) { |
| 316 | mem_init = tail_old->next; |
| 317 | kfree(tail_old); |
| 318 | tail_old = mem_init; |
| 319 | } |
| 320 | if (flag) |
| 321 | kfree(*init_tab_base); |
| 322 | return -ENOMEM; |
| 323 | } |
| 324 | |
| 325 | static int qat_uclo_init_lmem_seg(struct icp_qat_fw_loader_handle *handle, |
| 326 | struct icp_qat_uof_initmem *init_mem) |
| 327 | { |
| 328 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 329 | unsigned int ae; |
| 330 | |
| 331 | if (qat_uclo_fetch_initmem_ae(handle, init_mem, |
| 332 | ICP_QAT_UCLO_MAX_LMEM_REG, &ae)) |
| 333 | return -EINVAL; |
| 334 | if (qat_uclo_create_batch_init_list(handle, init_mem, ae, |
| 335 | &(obj_handle->lm_init_tab[ae]))) |
| 336 | return -EINVAL; |
| 337 | return 0; |
| 338 | } |
| 339 | |
| 340 | static int qat_uclo_init_umem_seg(struct icp_qat_fw_loader_handle *handle, |
| 341 | struct icp_qat_uof_initmem *init_mem) |
| 342 | { |
| 343 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 344 | unsigned int ae, ustore_size, uaddr, i; |
| 345 | |
| 346 | ustore_size = obj_handle->ustore_phy_size; |
| 347 | if (qat_uclo_fetch_initmem_ae(handle, init_mem, ustore_size, &ae)) |
| 348 | return -EINVAL; |
| 349 | if (qat_uclo_create_batch_init_list(handle, init_mem, ae, |
| 350 | &(obj_handle->umem_init_tab[ae]))) |
| 351 | return -EINVAL; |
| 352 | /* set the highest ustore address referenced */ |
| 353 | uaddr = (init_mem->addr + init_mem->num_in_bytes) >> 0x2; |
| 354 | for (i = 0; i < obj_handle->ae_data[ae].slice_num; i++) { |
| 355 | if (obj_handle->ae_data[ae].ae_slices[i]. |
| 356 | encap_image->uwords_num < uaddr) |
| 357 | obj_handle->ae_data[ae].ae_slices[i]. |
| 358 | encap_image->uwords_num = uaddr; |
| 359 | } |
| 360 | return 0; |
| 361 | } |
| 362 | |
| 363 | #define ICP_DH895XCC_PESRAM_BAR_SIZE 0x80000 |
| 364 | static int qat_uclo_init_ae_memory(struct icp_qat_fw_loader_handle *handle, |
| 365 | struct icp_qat_uof_initmem *init_mem) |
| 366 | { |
| 367 | unsigned int i; |
| 368 | struct icp_qat_uof_memvar_attr *mem_val_attr; |
| 369 | |
| 370 | mem_val_attr = |
| 371 | (struct icp_qat_uof_memvar_attr *)((unsigned long)init_mem + |
| 372 | sizeof(struct icp_qat_uof_initmem)); |
| 373 | |
| 374 | switch (init_mem->region) { |
| 375 | case ICP_QAT_UOF_SRAM_REGION: |
| 376 | if ((init_mem->addr + init_mem->num_in_bytes) > |
| 377 | ICP_DH895XCC_PESRAM_BAR_SIZE) { |
| 378 | pr_err("QAT: initmem on SRAM is out of range"); |
| 379 | return -EINVAL; |
| 380 | } |
| 381 | for (i = 0; i < init_mem->val_attr_num; i++) { |
| 382 | qat_uclo_wr_sram_by_words(handle, |
| 383 | init_mem->addr + |
| 384 | mem_val_attr->offset_in_byte, |
| 385 | &mem_val_attr->value, 4); |
| 386 | mem_val_attr++; |
| 387 | } |
| 388 | break; |
| 389 | case ICP_QAT_UOF_LMEM_REGION: |
| 390 | if (qat_uclo_init_lmem_seg(handle, init_mem)) |
| 391 | return -EINVAL; |
| 392 | break; |
| 393 | case ICP_QAT_UOF_UMEM_REGION: |
| 394 | if (qat_uclo_init_umem_seg(handle, init_mem)) |
| 395 | return -EINVAL; |
| 396 | break; |
| 397 | default: |
| 398 | pr_err("QAT: initmem region error. region type=0x%x\n", |
| 399 | init_mem->region); |
| 400 | return -EINVAL; |
| 401 | } |
| 402 | return 0; |
| 403 | } |
| 404 | |
| 405 | static int qat_uclo_init_ustore(struct icp_qat_fw_loader_handle *handle, |
| 406 | struct icp_qat_uclo_encapme *image) |
| 407 | { |
| 408 | unsigned int i; |
| 409 | struct icp_qat_uclo_encap_page *page; |
| 410 | struct icp_qat_uof_image *uof_image; |
| 411 | unsigned char ae; |
| 412 | unsigned int ustore_size; |
| 413 | unsigned int patt_pos; |
| 414 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 415 | uint64_t *fill_data; |
| 416 | |
| 417 | uof_image = image->img_ptr; |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 418 | fill_data = kcalloc(ICP_QAT_UCLO_MAX_USTORE, sizeof(uint64_t), |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 419 | GFP_KERNEL); |
| 420 | if (!fill_data) |
| 421 | return -EFAULT; |
| 422 | for (i = 0; i < ICP_QAT_UCLO_MAX_USTORE; i++) |
| 423 | memcpy(&fill_data[i], &uof_image->fill_pattern, |
| 424 | sizeof(uint64_t)); |
| 425 | page = image->page; |
| 426 | |
| 427 | for (ae = 0; ae <= handle->hal_handle->ae_max_num; ae++) { |
| 428 | if (!test_bit(ae, (unsigned long *)&(uof_image->ae_assigned))) |
| 429 | continue; |
| 430 | ustore_size = obj_handle->ae_data[ae].eff_ustore_size; |
| 431 | patt_pos = page->beg_addr_p + page->micro_words_num; |
| 432 | |
| 433 | qat_hal_wr_uwords(handle, (unsigned char)ae, 0, |
| 434 | page->beg_addr_p, &fill_data[0]); |
| 435 | qat_hal_wr_uwords(handle, (unsigned char)ae, patt_pos, |
| 436 | ustore_size - patt_pos + 1, |
| 437 | &fill_data[page->beg_addr_p]); |
| 438 | } |
| 439 | kfree(fill_data); |
| 440 | return 0; |
| 441 | } |
| 442 | |
| 443 | static int qat_uclo_init_memory(struct icp_qat_fw_loader_handle *handle) |
| 444 | { |
| 445 | unsigned int i; |
| 446 | int status = 0; |
| 447 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 448 | struct icp_qat_uof_initmem *initmem = obj_handle->init_mem_tab.init_mem; |
| 449 | int ae; |
| 450 | |
| 451 | for (i = 0; i < obj_handle->init_mem_tab.entry_num; i++) { |
| 452 | if (initmem->num_in_bytes) { |
| 453 | if (qat_uclo_init_ae_memory(handle, initmem)) |
| 454 | return -EINVAL; |
| 455 | } |
| 456 | initmem = (struct icp_qat_uof_initmem *)((unsigned long)( |
| 457 | (unsigned long)initmem + |
| 458 | sizeof(struct icp_qat_uof_initmem)) + |
| 459 | (sizeof(struct icp_qat_uof_memvar_attr) * |
| 460 | initmem->val_attr_num)); |
| 461 | } |
| 462 | for (ae = 0; ae < ICP_QAT_UCLO_MAX_AE; ae++) { |
| 463 | if (qat_hal_batch_wr_lm(handle, ae, |
| 464 | obj_handle->lm_init_tab[ae])) { |
| 465 | pr_err("QAT: fail to batch init lmem for AE %d\n", ae); |
| 466 | return -EINVAL; |
| 467 | } |
| 468 | qat_uclo_cleanup_batch_init_list(handle, |
| 469 | &obj_handle->lm_init_tab[ae]); |
| 470 | qat_uclo_batch_wr_umem(handle, ae, |
| 471 | obj_handle->umem_init_tab[ae]); |
| 472 | qat_uclo_cleanup_batch_init_list(handle, |
| 473 | &obj_handle-> |
| 474 | umem_init_tab[ae]); |
| 475 | } |
| 476 | return status; |
| 477 | } |
| 478 | |
| 479 | static void *qat_uclo_find_chunk(struct icp_qat_uof_objhdr *obj_hdr, |
| 480 | char *chunk_id, void *cur) |
| 481 | { |
| 482 | int i; |
| 483 | struct icp_qat_uof_chunkhdr *chunk_hdr = |
| 484 | (struct icp_qat_uof_chunkhdr *) |
| 485 | ((unsigned long)obj_hdr + sizeof(struct icp_qat_uof_objhdr)); |
| 486 | |
| 487 | for (i = 0; i < obj_hdr->num_chunks; i++) { |
| 488 | if ((cur < (void *)&chunk_hdr[i]) && |
| 489 | !(strncmp(chunk_hdr[i].chunk_id, chunk_id, |
| 490 | ICP_QAT_UOF_OBJID_LEN))) { |
| 491 | return &chunk_hdr[i]; |
| 492 | } |
| 493 | } |
| 494 | return NULL; |
| 495 | } |
| 496 | |
| 497 | static unsigned int qat_uclo_calc_checksum(unsigned int reg, int ch) |
| 498 | { |
| 499 | int i; |
| 500 | unsigned int topbit = 1 << 0xF; |
| 501 | unsigned int inbyte = (unsigned int)((reg >> 0x18) ^ ch); |
| 502 | |
| 503 | reg ^= inbyte << 0x8; |
| 504 | for (i = 0; i < 0x8; i++) { |
| 505 | if (reg & topbit) |
| 506 | reg = (reg << 1) ^ 0x1021; |
| 507 | else |
| 508 | reg <<= 1; |
| 509 | } |
| 510 | return reg & 0xFFFF; |
| 511 | } |
| 512 | |
| 513 | static unsigned int qat_uclo_calc_str_checksum(char *ptr, int num) |
| 514 | { |
| 515 | unsigned int chksum = 0; |
| 516 | |
| 517 | if (ptr) |
| 518 | while (num--) |
| 519 | chksum = qat_uclo_calc_checksum(chksum, *ptr++); |
| 520 | return chksum; |
| 521 | } |
| 522 | |
| 523 | static struct icp_qat_uclo_objhdr * |
| 524 | qat_uclo_map_chunk(char *buf, struct icp_qat_uof_filehdr *file_hdr, |
| 525 | char *chunk_id) |
| 526 | { |
| 527 | struct icp_qat_uof_filechunkhdr *file_chunk; |
| 528 | struct icp_qat_uclo_objhdr *obj_hdr; |
| 529 | void *chunk; |
| 530 | int i; |
| 531 | |
| 532 | file_chunk = (struct icp_qat_uof_filechunkhdr *) |
| 533 | (buf + sizeof(struct icp_qat_uof_filehdr)); |
| 534 | for (i = 0; i < file_hdr->num_chunks; i++) { |
| 535 | if (!(strncmp(file_chunk->chunk_id, chunk_id, |
| 536 | ICP_QAT_UOF_OBJID_LEN))) { |
| 537 | chunk = buf + file_chunk->offset; |
| 538 | if (file_chunk->checksum != qat_uclo_calc_str_checksum( |
| 539 | (char *)chunk, file_chunk->size)) |
| 540 | break; |
| 541 | obj_hdr = kzalloc(sizeof(*obj_hdr), GFP_KERNEL); |
| 542 | if (!obj_hdr) |
| 543 | break; |
| 544 | obj_hdr->file_buff = chunk; |
| 545 | obj_hdr->checksum = file_chunk->checksum; |
| 546 | obj_hdr->size = file_chunk->size; |
| 547 | return obj_hdr; |
| 548 | } |
| 549 | file_chunk++; |
| 550 | } |
| 551 | return NULL; |
| 552 | } |
| 553 | |
| 554 | static unsigned int |
| 555 | qat_uclo_check_image_compat(struct icp_qat_uof_encap_obj *encap_uof_obj, |
| 556 | struct icp_qat_uof_image *image) |
| 557 | { |
| 558 | struct icp_qat_uof_objtable *uc_var_tab, *imp_var_tab, *imp_expr_tab; |
| 559 | struct icp_qat_uof_objtable *neigh_reg_tab; |
| 560 | struct icp_qat_uof_code_page *code_page; |
| 561 | |
| 562 | code_page = (struct icp_qat_uof_code_page *) |
| 563 | ((char *)image + sizeof(struct icp_qat_uof_image)); |
| 564 | uc_var_tab = (struct icp_qat_uof_objtable *)(encap_uof_obj->beg_uof + |
| 565 | code_page->uc_var_tab_offset); |
| 566 | imp_var_tab = (struct icp_qat_uof_objtable *)(encap_uof_obj->beg_uof + |
| 567 | code_page->imp_var_tab_offset); |
| 568 | imp_expr_tab = (struct icp_qat_uof_objtable *) |
| 569 | (encap_uof_obj->beg_uof + |
| 570 | code_page->imp_expr_tab_offset); |
| 571 | if (uc_var_tab->entry_num || imp_var_tab->entry_num || |
| 572 | imp_expr_tab->entry_num) { |
| 573 | pr_err("QAT: UOF can't contain imported variable to be parsed"); |
| 574 | return -EINVAL; |
| 575 | } |
| 576 | neigh_reg_tab = (struct icp_qat_uof_objtable *) |
| 577 | (encap_uof_obj->beg_uof + |
| 578 | code_page->neigh_reg_tab_offset); |
| 579 | if (neigh_reg_tab->entry_num) { |
| 580 | pr_err("QAT: UOF can't contain shared control store feature"); |
| 581 | return -EINVAL; |
| 582 | } |
| 583 | if (image->numpages > 1) { |
| 584 | pr_err("QAT: UOF can't contain multiple pages"); |
| 585 | return -EINVAL; |
| 586 | } |
| 587 | if (ICP_QAT_SHARED_USTORE_MODE(image->ae_mode)) { |
| 588 | pr_err("QAT: UOF can't use shared control store feature"); |
| 589 | return -EFAULT; |
| 590 | } |
| 591 | if (RELOADABLE_CTX_SHARED_MODE(image->ae_mode)) { |
| 592 | pr_err("QAT: UOF can't use reloadable feature"); |
| 593 | return -EFAULT; |
| 594 | } |
| 595 | return 0; |
| 596 | } |
| 597 | |
| 598 | static void qat_uclo_map_image_pages(struct icp_qat_uof_encap_obj |
| 599 | *encap_uof_obj, |
| 600 | struct icp_qat_uof_image *img, |
| 601 | struct icp_qat_uclo_encap_page *page) |
| 602 | { |
| 603 | struct icp_qat_uof_code_page *code_page; |
| 604 | struct icp_qat_uof_code_area *code_area; |
| 605 | struct icp_qat_uof_objtable *uword_block_tab; |
| 606 | struct icp_qat_uof_uword_block *uwblock; |
| 607 | int i; |
| 608 | |
| 609 | code_page = (struct icp_qat_uof_code_page *) |
| 610 | ((char *)img + sizeof(struct icp_qat_uof_image)); |
| 611 | page->def_page = code_page->def_page; |
| 612 | page->page_region = code_page->page_region; |
| 613 | page->beg_addr_v = code_page->beg_addr_v; |
| 614 | page->beg_addr_p = code_page->beg_addr_p; |
| 615 | code_area = (struct icp_qat_uof_code_area *)(encap_uof_obj->beg_uof + |
| 616 | code_page->code_area_offset); |
| 617 | page->micro_words_num = code_area->micro_words_num; |
| 618 | uword_block_tab = (struct icp_qat_uof_objtable *) |
| 619 | (encap_uof_obj->beg_uof + |
| 620 | code_area->uword_block_tab); |
| 621 | page->uwblock_num = uword_block_tab->entry_num; |
| 622 | uwblock = (struct icp_qat_uof_uword_block *)((char *)uword_block_tab + |
| 623 | sizeof(struct icp_qat_uof_objtable)); |
| 624 | page->uwblock = (struct icp_qat_uclo_encap_uwblock *)uwblock; |
| 625 | for (i = 0; i < uword_block_tab->entry_num; i++) |
| 626 | page->uwblock[i].micro_words = |
| 627 | (unsigned long)encap_uof_obj->beg_uof + uwblock[i].uword_offset; |
| 628 | } |
| 629 | |
| 630 | static int qat_uclo_map_uimage(struct icp_qat_uclo_objhandle *obj_handle, |
| 631 | struct icp_qat_uclo_encapme *ae_uimage, |
| 632 | int max_image) |
| 633 | { |
| 634 | int a = 0, i; |
| 635 | struct icp_qat_uof_chunkhdr *chunk_hdr = NULL; |
| 636 | struct icp_qat_uof_image *image; |
| 637 | struct icp_qat_uof_objtable *ae_regtab; |
| 638 | struct icp_qat_uof_objtable *init_reg_sym_tab; |
| 639 | struct icp_qat_uof_objtable *sbreak_tab; |
| 640 | struct icp_qat_uof_encap_obj *encap_uof_obj = |
| 641 | &obj_handle->encap_uof_obj; |
| 642 | |
| 643 | for (a = 0; a < max_image; a++) { |
| 644 | chunk_hdr = qat_uclo_find_chunk(encap_uof_obj->obj_hdr, |
| 645 | ICP_QAT_UOF_IMAG, chunk_hdr); |
| 646 | if (!chunk_hdr) |
| 647 | break; |
| 648 | image = (struct icp_qat_uof_image *)(encap_uof_obj->beg_uof + |
| 649 | chunk_hdr->offset); |
| 650 | ae_regtab = (struct icp_qat_uof_objtable *) |
| 651 | (image->reg_tab_offset + |
| 652 | obj_handle->obj_hdr->file_buff); |
| 653 | ae_uimage[a].ae_reg_num = ae_regtab->entry_num; |
| 654 | ae_uimage[a].ae_reg = (struct icp_qat_uof_ae_reg *) |
| 655 | (((char *)ae_regtab) + |
| 656 | sizeof(struct icp_qat_uof_objtable)); |
| 657 | init_reg_sym_tab = (struct icp_qat_uof_objtable *) |
| 658 | (image->init_reg_sym_tab + |
| 659 | obj_handle->obj_hdr->file_buff); |
| 660 | ae_uimage[a].init_regsym_num = init_reg_sym_tab->entry_num; |
| 661 | ae_uimage[a].init_regsym = (struct icp_qat_uof_init_regsym *) |
| 662 | (((char *)init_reg_sym_tab) + |
| 663 | sizeof(struct icp_qat_uof_objtable)); |
| 664 | sbreak_tab = (struct icp_qat_uof_objtable *) |
| 665 | (image->sbreak_tab + obj_handle->obj_hdr->file_buff); |
| 666 | ae_uimage[a].sbreak_num = sbreak_tab->entry_num; |
| 667 | ae_uimage[a].sbreak = (struct icp_qat_uof_sbreak *) |
| 668 | (((char *)sbreak_tab) + |
| 669 | sizeof(struct icp_qat_uof_objtable)); |
| 670 | ae_uimage[a].img_ptr = image; |
| 671 | if (qat_uclo_check_image_compat(encap_uof_obj, image)) |
| 672 | goto out_err; |
| 673 | ae_uimage[a].page = |
| 674 | kzalloc(sizeof(struct icp_qat_uclo_encap_page), |
| 675 | GFP_KERNEL); |
| 676 | if (!ae_uimage[a].page) |
| 677 | goto out_err; |
| 678 | qat_uclo_map_image_pages(encap_uof_obj, image, |
| 679 | ae_uimage[a].page); |
| 680 | } |
| 681 | return a; |
| 682 | out_err: |
| 683 | for (i = 0; i < a; i++) |
| 684 | kfree(ae_uimage[i].page); |
| 685 | return 0; |
| 686 | } |
| 687 | |
| 688 | static int qat_uclo_map_ae(struct icp_qat_fw_loader_handle *handle, int max_ae) |
| 689 | { |
| 690 | int i, ae; |
| 691 | int mflag = 0; |
| 692 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 693 | |
| 694 | for (ae = 0; ae <= max_ae; ae++) { |
| 695 | if (!test_bit(ae, (unsigned long *) |
| 696 | &(handle->hal_handle->ae_mask))) |
| 697 | continue; |
| 698 | for (i = 0; i < obj_handle->uimage_num; i++) { |
| 699 | if (!test_bit(ae, (unsigned long *) |
| 700 | &(obj_handle->ae_uimage[i].img_ptr->ae_assigned))) |
| 701 | continue; |
| 702 | mflag = 1; |
| 703 | if (qat_uclo_init_ae_data(obj_handle, ae, i)) |
| 704 | return -EINVAL; |
| 705 | } |
| 706 | } |
| 707 | if (!mflag) { |
| 708 | pr_err("QAT: uimage uses AE not set"); |
| 709 | return -EINVAL; |
| 710 | } |
| 711 | return 0; |
| 712 | } |
| 713 | |
| 714 | static struct icp_qat_uof_strtable * |
| 715 | qat_uclo_map_str_table(struct icp_qat_uclo_objhdr *obj_hdr, |
| 716 | char *tab_name, struct icp_qat_uof_strtable *str_table) |
| 717 | { |
| 718 | struct icp_qat_uof_chunkhdr *chunk_hdr; |
| 719 | |
| 720 | chunk_hdr = qat_uclo_find_chunk((struct icp_qat_uof_objhdr *) |
| 721 | obj_hdr->file_buff, tab_name, NULL); |
| 722 | if (chunk_hdr) { |
| 723 | int hdr_size; |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 724 | |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 725 | memcpy(&str_table->table_len, obj_hdr->file_buff + |
| 726 | chunk_hdr->offset, sizeof(str_table->table_len)); |
| 727 | hdr_size = (char *)&str_table->strings - (char *)str_table; |
| 728 | str_table->strings = (unsigned long)obj_hdr->file_buff + |
| 729 | chunk_hdr->offset + hdr_size; |
| 730 | return str_table; |
| 731 | } |
| 732 | return NULL; |
| 733 | } |
| 734 | |
| 735 | static void |
| 736 | qat_uclo_map_initmem_table(struct icp_qat_uof_encap_obj *encap_uof_obj, |
| 737 | struct icp_qat_uclo_init_mem_table *init_mem_tab) |
| 738 | { |
| 739 | struct icp_qat_uof_chunkhdr *chunk_hdr; |
| 740 | |
| 741 | chunk_hdr = qat_uclo_find_chunk(encap_uof_obj->obj_hdr, |
| 742 | ICP_QAT_UOF_IMEM, NULL); |
| 743 | if (chunk_hdr) { |
| 744 | memmove(&init_mem_tab->entry_num, encap_uof_obj->beg_uof + |
| 745 | chunk_hdr->offset, sizeof(unsigned int)); |
| 746 | init_mem_tab->init_mem = (struct icp_qat_uof_initmem *) |
| 747 | (encap_uof_obj->beg_uof + chunk_hdr->offset + |
| 748 | sizeof(unsigned int)); |
| 749 | } |
| 750 | } |
| 751 | |
| 752 | static int qat_uclo_check_uof_compat(struct icp_qat_uclo_objhandle *obj_handle) |
| 753 | { |
| 754 | unsigned int maj_ver, prod_type = obj_handle->prod_type; |
| 755 | |
| 756 | if (!(prod_type & obj_handle->encap_uof_obj.obj_hdr->cpu_type)) { |
| 757 | pr_err("QAT: uof type 0x%x not match with cur platform 0x%x\n", |
| 758 | obj_handle->encap_uof_obj.obj_hdr->cpu_type, prod_type); |
| 759 | return -EINVAL; |
| 760 | } |
| 761 | maj_ver = obj_handle->prod_rev & 0xff; |
| 762 | if ((obj_handle->encap_uof_obj.obj_hdr->max_cpu_ver < maj_ver) || |
| 763 | (obj_handle->encap_uof_obj.obj_hdr->min_cpu_ver > maj_ver)) { |
| 764 | pr_err("QAT: uof majVer 0x%x out of range\n", maj_ver); |
| 765 | return -EINVAL; |
| 766 | } |
| 767 | return 0; |
| 768 | } |
| 769 | |
| 770 | static int qat_uclo_init_reg(struct icp_qat_fw_loader_handle *handle, |
| 771 | unsigned char ae, unsigned char ctx_mask, |
| 772 | enum icp_qat_uof_regtype reg_type, |
| 773 | unsigned short reg_addr, unsigned int value) |
| 774 | { |
| 775 | switch (reg_type) { |
| 776 | case ICP_GPA_ABS: |
| 777 | case ICP_GPB_ABS: |
| 778 | ctx_mask = 0; |
| 779 | case ICP_GPA_REL: |
| 780 | case ICP_GPB_REL: |
| 781 | return qat_hal_init_gpr(handle, ae, ctx_mask, reg_type, |
| 782 | reg_addr, value); |
| 783 | case ICP_SR_ABS: |
| 784 | case ICP_DR_ABS: |
| 785 | case ICP_SR_RD_ABS: |
| 786 | case ICP_DR_RD_ABS: |
| 787 | ctx_mask = 0; |
| 788 | case ICP_SR_REL: |
| 789 | case ICP_DR_REL: |
| 790 | case ICP_SR_RD_REL: |
| 791 | case ICP_DR_RD_REL: |
| 792 | return qat_hal_init_rd_xfer(handle, ae, ctx_mask, reg_type, |
| 793 | reg_addr, value); |
| 794 | case ICP_SR_WR_ABS: |
| 795 | case ICP_DR_WR_ABS: |
| 796 | ctx_mask = 0; |
| 797 | case ICP_SR_WR_REL: |
| 798 | case ICP_DR_WR_REL: |
| 799 | return qat_hal_init_wr_xfer(handle, ae, ctx_mask, reg_type, |
| 800 | reg_addr, value); |
| 801 | case ICP_NEIGH_REL: |
| 802 | return qat_hal_init_nn(handle, ae, ctx_mask, reg_addr, value); |
| 803 | default: |
| 804 | pr_err("QAT: UOF uses not supported reg type 0x%x\n", reg_type); |
| 805 | return -EFAULT; |
| 806 | } |
| 807 | return 0; |
| 808 | } |
| 809 | |
| 810 | static int qat_uclo_init_reg_sym(struct icp_qat_fw_loader_handle *handle, |
| 811 | unsigned int ae, |
| 812 | struct icp_qat_uclo_encapme *encap_ae) |
| 813 | { |
| 814 | unsigned int i; |
| 815 | unsigned char ctx_mask; |
| 816 | struct icp_qat_uof_init_regsym *init_regsym; |
| 817 | |
| 818 | if (ICP_QAT_CTX_MODE(encap_ae->img_ptr->ae_mode) == |
| 819 | ICP_QAT_UCLO_MAX_CTX) |
| 820 | ctx_mask = 0xff; |
| 821 | else |
| 822 | ctx_mask = 0x55; |
| 823 | |
| 824 | for (i = 0; i < encap_ae->init_regsym_num; i++) { |
| 825 | unsigned int exp_res; |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 826 | |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 827 | init_regsym = &encap_ae->init_regsym[i]; |
| 828 | exp_res = init_regsym->value; |
| 829 | switch (init_regsym->init_type) { |
| 830 | case ICP_QAT_UOF_INIT_REG: |
| 831 | qat_uclo_init_reg(handle, ae, ctx_mask, |
| 832 | (enum icp_qat_uof_regtype) |
| 833 | init_regsym->reg_type, |
| 834 | (unsigned short)init_regsym->reg_addr, |
| 835 | exp_res); |
| 836 | break; |
| 837 | case ICP_QAT_UOF_INIT_REG_CTX: |
| 838 | /* check if ctx is appropriate for the ctxMode */ |
| 839 | if (!((1 << init_regsym->ctx) & ctx_mask)) { |
| 840 | pr_err("QAT: invalid ctx num = 0x%x\n", |
| 841 | init_regsym->ctx); |
| 842 | return -EINVAL; |
| 843 | } |
| 844 | qat_uclo_init_reg(handle, ae, |
| 845 | (unsigned char) |
| 846 | (1 << init_regsym->ctx), |
| 847 | (enum icp_qat_uof_regtype) |
| 848 | init_regsym->reg_type, |
| 849 | (unsigned short)init_regsym->reg_addr, |
| 850 | exp_res); |
| 851 | break; |
| 852 | case ICP_QAT_UOF_INIT_EXPR: |
| 853 | pr_err("QAT: INIT_EXPR feature not supported\n"); |
| 854 | return -EINVAL; |
| 855 | case ICP_QAT_UOF_INIT_EXPR_ENDIAN_SWAP: |
| 856 | pr_err("QAT: INIT_EXPR_ENDIAN_SWAP feature not supported\n"); |
| 857 | return -EINVAL; |
| 858 | default: |
| 859 | break; |
| 860 | } |
| 861 | } |
| 862 | return 0; |
| 863 | } |
| 864 | |
| 865 | static int qat_uclo_init_globals(struct icp_qat_fw_loader_handle *handle) |
| 866 | { |
| 867 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 868 | unsigned int s, ae; |
| 869 | |
| 870 | if (obj_handle->global_inited) |
| 871 | return 0; |
| 872 | if (obj_handle->init_mem_tab.entry_num) { |
| 873 | if (qat_uclo_init_memory(handle)) { |
| 874 | pr_err("QAT: initalize memory failed\n"); |
| 875 | return -EINVAL; |
| 876 | } |
| 877 | } |
| 878 | for (ae = 0; ae <= handle->hal_handle->ae_max_num; ae++) { |
| 879 | for (s = 0; s < obj_handle->ae_data[ae].slice_num; s++) { |
| 880 | if (!obj_handle->ae_data[ae].ae_slices[s].encap_image) |
| 881 | continue; |
| 882 | if (qat_uclo_init_reg_sym(handle, ae, |
| 883 | obj_handle->ae_data[ae]. |
| 884 | ae_slices[s].encap_image)) |
| 885 | return -EINVAL; |
| 886 | } |
| 887 | } |
| 888 | obj_handle->global_inited = 1; |
| 889 | return 0; |
| 890 | } |
| 891 | |
| 892 | static int qat_uclo_set_ae_mode(struct icp_qat_fw_loader_handle *handle) |
| 893 | { |
| 894 | unsigned char ae, nn_mode, s; |
| 895 | struct icp_qat_uof_image *uof_image; |
| 896 | struct icp_qat_uclo_aedata *ae_data; |
| 897 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 898 | |
| 899 | for (ae = 0; ae <= handle->hal_handle->ae_max_num; ae++) { |
| 900 | if (!test_bit(ae, |
| 901 | (unsigned long *)&(handle->hal_handle->ae_mask))) |
| 902 | continue; |
| 903 | ae_data = &(obj_handle->ae_data[ae]); |
| 904 | for (s = 0; s < ae_data->slice_num && s < ICP_QAT_UCLO_MAX_CTX; |
| 905 | s++) { |
| 906 | if (!(obj_handle->ae_data[ae].ae_slices[s].encap_image)) |
| 907 | continue; |
| 908 | uof_image = ae_data->ae_slices[s].encap_image->img_ptr; |
| 909 | if (qat_hal_set_ae_ctx_mode(handle, ae, |
| 910 | (char)ICP_QAT_CTX_MODE |
| 911 | (uof_image->ae_mode))) { |
| 912 | pr_err("QAT: qat_hal_set_ae_ctx_mode error\n"); |
| 913 | return -EFAULT; |
| 914 | } |
| 915 | nn_mode = ICP_QAT_NN_MODE(uof_image->ae_mode); |
| 916 | if (qat_hal_set_ae_nn_mode(handle, ae, nn_mode)) { |
| 917 | pr_err("QAT: qat_hal_set_ae_nn_mode error\n"); |
| 918 | return -EFAULT; |
| 919 | } |
| 920 | if (qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM0, |
| 921 | (char)ICP_QAT_LOC_MEM0_MODE |
| 922 | (uof_image->ae_mode))) { |
| 923 | pr_err("QAT: qat_hal_set_ae_lm_mode error\n "); |
| 924 | return -EFAULT; |
| 925 | } |
| 926 | if (qat_hal_set_ae_lm_mode(handle, ae, ICP_LMEM1, |
| 927 | (char)ICP_QAT_LOC_MEM1_MODE |
| 928 | (uof_image->ae_mode))) { |
| 929 | pr_err("QAT: qat_hal_set_ae_lm_mode error\n "); |
| 930 | return -EFAULT; |
| 931 | } |
| 932 | } |
| 933 | } |
| 934 | return 0; |
| 935 | } |
| 936 | |
| 937 | static void qat_uclo_init_uword_num(struct icp_qat_fw_loader_handle *handle) |
| 938 | { |
| 939 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 940 | struct icp_qat_uclo_encapme *image; |
| 941 | int a; |
| 942 | |
| 943 | for (a = 0; a < obj_handle->uimage_num; a++) { |
| 944 | image = &obj_handle->ae_uimage[a]; |
| 945 | image->uwords_num = image->page->beg_addr_p + |
| 946 | image->page->micro_words_num; |
| 947 | } |
| 948 | } |
| 949 | |
| 950 | static int qat_uclo_parse_uof_obj(struct icp_qat_fw_loader_handle *handle) |
| 951 | { |
| 952 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 953 | unsigned int ae; |
| 954 | |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 955 | obj_handle->uword_buf = kcalloc(UWORD_CPYBUF_SIZE, sizeof(uint64_t), |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 956 | GFP_KERNEL); |
| 957 | if (!obj_handle->uword_buf) |
| 958 | return -ENOMEM; |
| 959 | obj_handle->encap_uof_obj.beg_uof = obj_handle->obj_hdr->file_buff; |
| 960 | obj_handle->encap_uof_obj.obj_hdr = (struct icp_qat_uof_objhdr *) |
| 961 | obj_handle->obj_hdr->file_buff; |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 962 | obj_handle->uword_in_bytes = 6; |
| 963 | obj_handle->prod_type = ICP_QAT_AC_C_CPU_TYPE; |
| 964 | obj_handle->prod_rev = PID_MAJOR_REV | |
| 965 | (PID_MINOR_REV & handle->hal_handle->revision_id); |
| 966 | if (qat_uclo_check_uof_compat(obj_handle)) { |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 967 | pr_err("QAT: uof incompatible\n"); |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 968 | return -EINVAL; |
| 969 | } |
| 970 | obj_handle->ustore_phy_size = ICP_QAT_UCLO_MAX_USTORE; |
| 971 | if (!(obj_handle->obj_hdr->file_buff) || |
| 972 | !(qat_uclo_map_str_table(obj_handle->obj_hdr, ICP_QAT_UOF_STRT, |
| 973 | &(obj_handle->str_table)))) { |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 974 | pr_err("QAT: uof doesn't have effective images\n"); |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 975 | goto out_err; |
| 976 | } |
| 977 | obj_handle->uimage_num = |
| 978 | qat_uclo_map_uimage(obj_handle, obj_handle->ae_uimage, |
| 979 | ICP_QAT_UCLO_MAX_AE * ICP_QAT_UCLO_MAX_CTX); |
| 980 | if (!obj_handle->uimage_num) |
| 981 | goto out_err; |
| 982 | if (qat_uclo_map_ae(handle, handle->hal_handle->ae_max_num)) { |
Tadeusz Struk | d65071e | 2014-06-24 15:19:34 -0700 | [diff] [blame] | 983 | pr_err("QAT: Bad object\n"); |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 984 | goto out_check_uof_aemask_err; |
| 985 | } |
| 986 | qat_uclo_init_uword_num(handle); |
| 987 | qat_uclo_map_initmem_table(&(obj_handle->encap_uof_obj), |
| 988 | &(obj_handle->init_mem_tab)); |
| 989 | if (qat_uclo_set_ae_mode(handle)) |
| 990 | goto out_check_uof_aemask_err; |
| 991 | return 0; |
| 992 | out_check_uof_aemask_err: |
| 993 | for (ae = 0; ae < obj_handle->uimage_num; ae++) |
| 994 | kfree(obj_handle->ae_uimage[ae].page); |
| 995 | out_err: |
| 996 | kfree(obj_handle->uword_buf); |
| 997 | return -EFAULT; |
| 998 | } |
| 999 | |
| 1000 | int qat_uclo_map_uof_obj(struct icp_qat_fw_loader_handle *handle, |
| 1001 | void *addr_ptr, int mem_size) |
| 1002 | { |
| 1003 | struct icp_qat_uof_filehdr *filehdr; |
| 1004 | struct icp_qat_uclo_objhandle *objhdl; |
| 1005 | |
| 1006 | BUILD_BUG_ON(ICP_QAT_UCLO_MAX_AE >= |
| 1007 | (sizeof(handle->hal_handle->ae_mask) * 8)); |
| 1008 | |
| 1009 | if (!handle || !addr_ptr || mem_size < 24) |
| 1010 | return -EINVAL; |
| 1011 | objhdl = kzalloc(sizeof(*objhdl), GFP_KERNEL); |
| 1012 | if (!objhdl) |
| 1013 | return -ENOMEM; |
| 1014 | objhdl->obj_buf = kmemdup(addr_ptr, mem_size, GFP_KERNEL); |
| 1015 | if (!objhdl->obj_buf) |
| 1016 | goto out_objbuf_err; |
| 1017 | filehdr = (struct icp_qat_uof_filehdr *)objhdl->obj_buf; |
| 1018 | if (qat_uclo_check_format(filehdr)) |
| 1019 | goto out_objhdr_err; |
| 1020 | objhdl->obj_hdr = qat_uclo_map_chunk((char *)objhdl->obj_buf, filehdr, |
| 1021 | ICP_QAT_UOF_OBJS); |
| 1022 | if (!objhdl->obj_hdr) { |
| 1023 | pr_err("QAT: object file chunk is null\n"); |
| 1024 | goto out_objhdr_err; |
| 1025 | } |
| 1026 | handle->obj_handle = objhdl; |
| 1027 | if (qat_uclo_parse_uof_obj(handle)) |
| 1028 | goto out_overlay_obj_err; |
| 1029 | return 0; |
| 1030 | |
| 1031 | out_overlay_obj_err: |
| 1032 | handle->obj_handle = NULL; |
| 1033 | kfree(objhdl->obj_hdr); |
| 1034 | out_objhdr_err: |
| 1035 | kfree(objhdl->obj_buf); |
| 1036 | out_objbuf_err: |
| 1037 | kfree(objhdl); |
| 1038 | return -ENOMEM; |
| 1039 | } |
| 1040 | |
Tadeusz Struk | 8f312d6 | 2014-06-24 15:19:40 -0700 | [diff] [blame^] | 1041 | void qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle) |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1042 | { |
| 1043 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 1044 | int a; |
| 1045 | |
Tadeusz Struk | 8f312d6 | 2014-06-24 15:19:40 -0700 | [diff] [blame^] | 1046 | if (!obj_handle) |
| 1047 | return; |
| 1048 | |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1049 | kfree(obj_handle->uword_buf); |
| 1050 | for (a = 0; a < obj_handle->uimage_num; a++) |
| 1051 | kfree(obj_handle->ae_uimage[a].page); |
| 1052 | |
| 1053 | for (a = 0; a <= (int)handle->hal_handle->ae_max_num; a++) |
| 1054 | qat_uclo_free_ae_data(&obj_handle->ae_data[a]); |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1055 | |
Tadeusz Struk | 8f312d6 | 2014-06-24 15:19:40 -0700 | [diff] [blame^] | 1056 | kfree(obj_handle->obj_hdr); |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1057 | kfree(obj_handle->obj_buf); |
| 1058 | kfree(obj_handle); |
| 1059 | handle->obj_handle = NULL; |
Tadeusz Struk | b4b7e67 | 2014-06-05 13:43:47 -0700 | [diff] [blame] | 1060 | } |
| 1061 | |
| 1062 | static void qat_uclo_fill_uwords(struct icp_qat_uclo_objhandle *obj_handle, |
| 1063 | struct icp_qat_uclo_encap_page *encap_page, |
| 1064 | uint64_t *uword, unsigned int addr_p, |
| 1065 | unsigned int raddr, uint64_t fill) |
| 1066 | { |
| 1067 | uint64_t uwrd = 0; |
| 1068 | unsigned int i; |
| 1069 | |
| 1070 | if (!encap_page) { |
| 1071 | *uword = fill; |
| 1072 | return; |
| 1073 | } |
| 1074 | for (i = 0; i < encap_page->uwblock_num; i++) { |
| 1075 | if (raddr >= encap_page->uwblock[i].start_addr && |
| 1076 | raddr <= encap_page->uwblock[i].start_addr + |
| 1077 | encap_page->uwblock[i].words_num - 1) { |
| 1078 | raddr -= encap_page->uwblock[i].start_addr; |
| 1079 | raddr *= obj_handle->uword_in_bytes; |
| 1080 | memcpy(&uwrd, (void *)(((unsigned long) |
| 1081 | encap_page->uwblock[i].micro_words) + raddr), |
| 1082 | obj_handle->uword_in_bytes); |
| 1083 | uwrd = uwrd & 0xbffffffffffull; |
| 1084 | } |
| 1085 | } |
| 1086 | *uword = uwrd; |
| 1087 | if (*uword == INVLD_UWORD) |
| 1088 | *uword = fill; |
| 1089 | } |
| 1090 | |
| 1091 | static int qat_uclo_wr_uimage_raw_page(struct icp_qat_fw_loader_handle *handle, |
| 1092 | struct icp_qat_uclo_encap_page |
| 1093 | *encap_page, unsigned int ae) |
| 1094 | { |
| 1095 | unsigned int uw_physical_addr, uw_relative_addr, i, words_num, cpylen; |
| 1096 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 1097 | uint64_t fill_pat; |
| 1098 | int status = 0; |
| 1099 | |
| 1100 | /* load the page starting at appropriate ustore address */ |
| 1101 | /* get fill-pattern from an image -- they are all the same */ |
| 1102 | memcpy(&fill_pat, obj_handle->ae_uimage[0].img_ptr->fill_pattern, |
| 1103 | sizeof(uint64_t)); |
| 1104 | uw_physical_addr = encap_page->beg_addr_p; |
| 1105 | uw_relative_addr = 0; |
| 1106 | words_num = encap_page->micro_words_num; |
| 1107 | while (words_num) { |
| 1108 | if (words_num < UWORD_CPYBUF_SIZE) |
| 1109 | cpylen = words_num; |
| 1110 | else |
| 1111 | cpylen = UWORD_CPYBUF_SIZE; |
| 1112 | |
| 1113 | /* load the buffer */ |
| 1114 | for (i = 0; i < cpylen; i++) |
| 1115 | qat_uclo_fill_uwords(obj_handle, encap_page, |
| 1116 | &obj_handle->uword_buf[i], |
| 1117 | uw_physical_addr + i, |
| 1118 | uw_relative_addr + i, fill_pat); |
| 1119 | |
| 1120 | /* copy the buffer to ustore */ |
| 1121 | qat_hal_wr_uwords(handle, (unsigned char)ae, |
| 1122 | uw_physical_addr, cpylen, |
| 1123 | obj_handle->uword_buf); |
| 1124 | |
| 1125 | uw_physical_addr += cpylen; |
| 1126 | uw_relative_addr += cpylen; |
| 1127 | words_num -= cpylen; |
| 1128 | } |
| 1129 | return status; |
| 1130 | } |
| 1131 | |
| 1132 | static int |
| 1133 | qat_uclo_wr_uimage_pages(struct icp_qat_fw_loader_handle *handle, |
| 1134 | struct icp_qat_uof_image *image) |
| 1135 | { |
| 1136 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 1137 | unsigned int ctx_mask, s; |
| 1138 | struct icp_qat_uclo_page *page; |
| 1139 | unsigned char ae; |
| 1140 | int retval = 0; |
| 1141 | int ctx; |
| 1142 | |
| 1143 | if (ICP_QAT_CTX_MODE(image->ae_mode) == ICP_QAT_UCLO_MAX_CTX) |
| 1144 | ctx_mask = 0xff; |
| 1145 | else |
| 1146 | ctx_mask = 0x55; |
| 1147 | /* load the default page and set assigned CTX PC |
| 1148 | * to the entrypoint address */ |
| 1149 | for (ae = 0; ae <= handle->hal_handle->ae_max_num; ae++) { |
| 1150 | if (!test_bit(ae, (unsigned long *)&(image->ae_assigned))) |
| 1151 | continue; |
| 1152 | /* find the slice to which this image is assigned */ |
| 1153 | for (s = 0; s < obj_handle->ae_data[ae].slice_num; s++) { |
| 1154 | if (image->ctx_assigned & obj_handle->ae_data[ae]. |
| 1155 | ae_slices[s].ctx_mask_assigned) |
| 1156 | break; |
| 1157 | } |
| 1158 | if (s >= obj_handle->ae_data[ae].slice_num) |
| 1159 | continue; |
| 1160 | page = obj_handle->ae_data[ae].ae_slices[s].page; |
| 1161 | if (!page->encap_page->def_page) |
| 1162 | continue; |
| 1163 | if (qat_uclo_wr_uimage_raw_page(handle, page->encap_page, ae)) |
| 1164 | return -EINVAL; |
| 1165 | |
| 1166 | page = obj_handle->ae_data[ae].ae_slices[s].page; |
| 1167 | for (ctx = 0; ctx < ICP_QAT_UCLO_MAX_CTX; ctx++) |
| 1168 | obj_handle->ae_data[ae].ae_slices[s].cur_page[ctx] = |
| 1169 | (ctx_mask & (1 << ctx)) ? page : NULL; |
| 1170 | qat_hal_set_live_ctx(handle, (unsigned char)ae, |
| 1171 | image->ctx_assigned); |
| 1172 | qat_hal_set_pc(handle, (unsigned char)ae, image->ctx_assigned, |
| 1173 | image->entry_address); |
| 1174 | } |
| 1175 | return retval; |
| 1176 | } |
| 1177 | |
| 1178 | int qat_uclo_wr_all_uimage(struct icp_qat_fw_loader_handle *handle) |
| 1179 | { |
| 1180 | struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle; |
| 1181 | unsigned int i; |
| 1182 | |
| 1183 | if (qat_uclo_init_globals(handle)) |
| 1184 | return -EINVAL; |
| 1185 | for (i = 0; i < obj_handle->uimage_num; i++) { |
| 1186 | if (!(obj_handle->ae_uimage[i].img_ptr)) |
| 1187 | return -EINVAL; |
| 1188 | if (qat_uclo_init_ustore(handle, &(obj_handle->ae_uimage[i]))) |
| 1189 | return -EINVAL; |
| 1190 | if (qat_uclo_wr_uimage_pages(handle, |
| 1191 | obj_handle->ae_uimage[i].img_ptr)) |
| 1192 | return -EINVAL; |
| 1193 | } |
| 1194 | return 0; |
| 1195 | } |