Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | #include <linux/platform_device.h> |
| 29 | #include <linux/err.h> |
| 30 | #include <linux/pci.h> |
| 31 | #include <linux/list.h> |
| 32 | #include <linux/slab.h> |
| 33 | |
Yuanyuan Liu | 11f526a | 2016-05-18 10:22:07 -0700 | [diff] [blame] | 34 | #ifdef CONFIG_PLD_PCIE_CNSS |
Yue Ma | e6a7a32 | 2016-08-31 11:09:23 -0700 | [diff] [blame^] | 35 | /* |
| 36 | * This is a hack to make sure this change can be merged before the |
| 37 | * kernel defconfig change (switching to CNSS2 platform driver) merged, |
| 38 | * otherwise the kernel change has to depend on this change to be merged. |
| 39 | * Once the kernel change is merged, these CNSS flags can be removed |
| 40 | * so that only cnss2.h is needed. |
| 41 | */ |
| 42 | #ifdef CONFIG_CNSS |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 43 | #include <net/cnss.h> |
| 44 | #endif |
Yue Ma | e6a7a32 | 2016-08-31 11:09:23 -0700 | [diff] [blame^] | 45 | #ifdef CONFIG_CNSS2 |
| 46 | #include <net/cnss2.h> |
| 47 | #endif |
| 48 | #endif |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 49 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 50 | #include "pld_internal.h" |
Jeff Johnson | bbaf4e4 | 2016-10-07 12:33:22 -0700 | [diff] [blame] | 51 | #include "pld_pcie.h" |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 52 | |
| 53 | #ifdef CONFIG_PCI |
| 54 | |
| 55 | #ifdef QCA_WIFI_3_0_ADRASTEA |
| 56 | #define CE_COUNT_MAX 12 |
| 57 | #else |
| 58 | #define CE_COUNT_MAX 8 |
| 59 | #endif |
| 60 | |
| 61 | /** |
| 62 | * pld_pcie_probe() - Probe function for PCIE platform driver |
| 63 | * @pdev: PCIE device |
| 64 | * @id: PCIE device ID table |
| 65 | * |
| 66 | * The probe function will be called when PCIE device provided |
| 67 | * in the ID table is detected. |
| 68 | * |
| 69 | * Return: int |
| 70 | */ |
| 71 | static int pld_pcie_probe(struct pci_dev *pdev, |
| 72 | const struct pci_device_id *id) |
| 73 | { |
| 74 | struct pld_context *pld_context; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 75 | int ret = 0; |
| 76 | |
| 77 | pld_context = pld_get_global_context(); |
| 78 | if (!pld_context) { |
| 79 | ret = -ENODEV; |
| 80 | goto out; |
| 81 | } |
| 82 | |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 83 | ret = pld_add_dev(pld_context, &pdev->dev, PLD_BUS_TYPE_PCIE); |
| 84 | if (ret) |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 85 | goto out; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 86 | |
| 87 | return pld_context->ops->probe(&pdev->dev, |
| 88 | PLD_BUS_TYPE_PCIE, pdev, (void *)id); |
| 89 | |
| 90 | out: |
| 91 | return ret; |
| 92 | } |
| 93 | |
| 94 | |
| 95 | /** |
| 96 | * pld_pcie_remove() - Remove function for PCIE device |
| 97 | * @pdev: PCIE device |
| 98 | * |
| 99 | * The remove function will be called when PCIE device is disconnected |
| 100 | * |
| 101 | * Return: void |
| 102 | */ |
| 103 | static void pld_pcie_remove(struct pci_dev *pdev) |
| 104 | { |
| 105 | struct pld_context *pld_context; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 106 | |
| 107 | pld_context = pld_get_global_context(); |
| 108 | |
| 109 | if (!pld_context) |
| 110 | return; |
| 111 | |
Yuanyuan Liu | 960fa21 | 2016-05-24 17:15:43 -0700 | [diff] [blame] | 112 | pld_context->ops->remove(&pdev->dev, PLD_BUS_TYPE_PCIE); |
| 113 | |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 114 | pld_del_dev(pld_context, &pdev->dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 115 | } |
| 116 | |
Yuanyuan Liu | 11f526a | 2016-05-18 10:22:07 -0700 | [diff] [blame] | 117 | #ifdef CONFIG_PLD_PCIE_CNSS |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 118 | /** |
| 119 | * pld_pcie_reinit() - SSR re-initialize function for PCIE device |
| 120 | * @pdev: PCIE device |
| 121 | * @id: PCIE device ID |
| 122 | * |
| 123 | * During subsystem restart(SSR), this function will be called to |
| 124 | * re-initialize PCIE device. |
| 125 | * |
| 126 | * Return: int |
| 127 | */ |
| 128 | static int pld_pcie_reinit(struct pci_dev *pdev, |
| 129 | const struct pci_device_id *id) |
| 130 | { |
| 131 | struct pld_context *pld_context; |
| 132 | |
| 133 | pld_context = pld_get_global_context(); |
| 134 | if (pld_context->ops->reinit) |
| 135 | return pld_context->ops->reinit(&pdev->dev, |
| 136 | PLD_BUS_TYPE_PCIE, pdev, (void *)id); |
| 137 | |
| 138 | return -ENODEV; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * pld_pcie_shutdown() - SSR shutdown function for PCIE device |
| 143 | * @pdev: PCIE device |
| 144 | * |
| 145 | * During SSR, this function will be called to shutdown PCIE device. |
| 146 | * |
| 147 | * Return: void |
| 148 | */ |
| 149 | static void pld_pcie_shutdown(struct pci_dev *pdev) |
| 150 | { |
| 151 | struct pld_context *pld_context; |
| 152 | |
| 153 | pld_context = pld_get_global_context(); |
| 154 | if (pld_context->ops->shutdown) |
| 155 | pld_context->ops->shutdown(&pdev->dev, PLD_BUS_TYPE_PCIE); |
| 156 | } |
| 157 | |
| 158 | /** |
| 159 | * pld_pcie_crash_shutdown() - Crash shutdown function for PCIE device |
| 160 | * @pdev: PCIE device |
| 161 | * |
| 162 | * This function will be called when a crash is detected, it will shutdown |
| 163 | * the PCIE device. |
| 164 | * |
| 165 | * Return: void |
| 166 | */ |
| 167 | static void pld_pcie_crash_shutdown(struct pci_dev *pdev) |
| 168 | { |
| 169 | struct pld_context *pld_context; |
| 170 | |
| 171 | pld_context = pld_get_global_context(); |
| 172 | if (pld_context->ops->crash_shutdown) |
| 173 | pld_context->ops->crash_shutdown(&pdev->dev, PLD_BUS_TYPE_PCIE); |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * pld_pcie_notify_handler() - Modem state notification callback function |
| 178 | * @pdev: PCIE device |
| 179 | * @state: modem power state |
| 180 | * |
| 181 | * This function will be called when there's a modem power state change. |
| 182 | * |
| 183 | * Return: void |
| 184 | */ |
| 185 | static void pld_pcie_notify_handler(struct pci_dev *pdev, int state) |
| 186 | { |
| 187 | struct pld_context *pld_context; |
| 188 | |
| 189 | pld_context = pld_get_global_context(); |
| 190 | if (pld_context->ops->modem_status) |
| 191 | pld_context->ops->modem_status(&pdev->dev, |
| 192 | PLD_BUS_TYPE_PCIE, state); |
| 193 | } |
Yuanyuan Liu | d698eb6 | 2016-04-11 11:43:30 -0700 | [diff] [blame] | 194 | |
| 195 | #ifdef FEATURE_RUNTIME_PM |
| 196 | /** |
| 197 | * pld_pcie_runtime_suspend() - PM runtime suspend |
| 198 | * @pdev: PCIE device |
| 199 | * |
| 200 | * PM runtime suspend callback function. |
| 201 | * |
| 202 | * Return: int |
| 203 | */ |
| 204 | static int pld_pcie_runtime_suspend(struct pci_dev *pdev) |
| 205 | { |
| 206 | struct pld_context *pld_context; |
| 207 | |
| 208 | pld_context = pld_get_global_context(); |
| 209 | if (pld_context->ops->runtime_suspend) |
| 210 | return pld_context->ops->runtime_suspend(&pdev->dev, |
| 211 | PLD_BUS_TYPE_PCIE); |
| 212 | |
| 213 | return -ENODEV; |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * pld_pcie_runtime_resume() - PM runtime resume |
| 218 | * @pdev: PCIE device |
| 219 | * |
| 220 | * PM runtime resume callback function. |
| 221 | * |
| 222 | * Return: int |
| 223 | */ |
| 224 | static int pld_pcie_runtime_resume(struct pci_dev *pdev) |
| 225 | { |
| 226 | struct pld_context *pld_context; |
| 227 | |
| 228 | pld_context = pld_get_global_context(); |
| 229 | if (pld_context->ops->runtime_resume) |
| 230 | return pld_context->ops->runtime_resume(&pdev->dev, |
| 231 | PLD_BUS_TYPE_PCIE); |
| 232 | |
| 233 | return -ENODEV; |
| 234 | } |
| 235 | #endif |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 236 | #endif |
| 237 | |
Yuanyuan Liu | 25c66e1 | 2016-05-13 10:17:46 -0700 | [diff] [blame] | 238 | #ifdef CONFIG_PM |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 239 | /** |
| 240 | * pld_pcie_suspend() - Suspend callback function for power management |
| 241 | * @pdev: PCIE device |
| 242 | * @state: power state |
| 243 | * |
| 244 | * This function is to suspend the PCIE device when power management is |
| 245 | * enabled. |
| 246 | * |
| 247 | * Return: void |
| 248 | */ |
| 249 | static int pld_pcie_suspend(struct pci_dev *pdev, pm_message_t state) |
| 250 | { |
| 251 | struct pld_context *pld_context; |
| 252 | |
| 253 | pld_context = pld_get_global_context(); |
| 254 | return pld_context->ops->suspend(&pdev->dev, |
| 255 | PLD_BUS_TYPE_PCIE, state); |
| 256 | } |
| 257 | |
| 258 | /** |
| 259 | * pld_pcie_resume() - Resume callback function for power management |
| 260 | * @pdev: PCIE device |
| 261 | * |
| 262 | * This function is to resume the PCIE device when power management is |
| 263 | * enabled. |
| 264 | * |
| 265 | * Return: void |
| 266 | */ |
| 267 | static int pld_pcie_resume(struct pci_dev *pdev) |
| 268 | { |
| 269 | struct pld_context *pld_context; |
| 270 | |
| 271 | pld_context = pld_get_global_context(); |
| 272 | return pld_context->ops->resume(&pdev->dev, PLD_BUS_TYPE_PCIE); |
| 273 | } |
Yuanyuan Liu | 25c66e1 | 2016-05-13 10:17:46 -0700 | [diff] [blame] | 274 | #endif |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 275 | |
| 276 | static struct pci_device_id pld_pcie_id_table[] = { |
| 277 | { 0x168c, 0x003c, PCI_ANY_ID, PCI_ANY_ID }, |
| 278 | { 0x168c, 0x003e, PCI_ANY_ID, PCI_ANY_ID }, |
| 279 | { 0x168c, 0x0041, PCI_ANY_ID, PCI_ANY_ID }, |
| 280 | { 0x168c, 0xabcd, PCI_ANY_ID, PCI_ANY_ID }, |
| 281 | { 0x168c, 0x7021, PCI_ANY_ID, PCI_ANY_ID }, |
| 282 | { 0 } |
| 283 | }; |
| 284 | |
Yuanyuan Liu | 11f526a | 2016-05-18 10:22:07 -0700 | [diff] [blame] | 285 | #ifdef CONFIG_PLD_PCIE_CNSS |
Yuanyuan Liu | d698eb6 | 2016-04-11 11:43:30 -0700 | [diff] [blame] | 286 | #ifdef FEATURE_RUNTIME_PM |
| 287 | struct cnss_wlan_runtime_ops runtime_pm_ops = { |
| 288 | .runtime_suspend = pld_pcie_runtime_suspend, |
| 289 | .runtime_resume = pld_pcie_runtime_resume, |
| 290 | }; |
| 291 | #endif |
| 292 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 293 | struct cnss_wlan_driver pld_pcie_ops = { |
| 294 | .name = "pld_pcie", |
| 295 | .id_table = pld_pcie_id_table, |
| 296 | .probe = pld_pcie_probe, |
| 297 | .remove = pld_pcie_remove, |
| 298 | .reinit = pld_pcie_reinit, |
| 299 | .shutdown = pld_pcie_shutdown, |
| 300 | .crash_shutdown = pld_pcie_crash_shutdown, |
| 301 | .modem_status = pld_pcie_notify_handler, |
| 302 | #ifdef CONFIG_PM |
| 303 | .suspend = pld_pcie_suspend, |
| 304 | .resume = pld_pcie_resume, |
| 305 | #endif |
Yuanyuan Liu | d698eb6 | 2016-04-11 11:43:30 -0700 | [diff] [blame] | 306 | #ifdef FEATURE_RUNTIME_PM |
| 307 | .runtime_ops = &runtime_pm_ops, |
| 308 | #endif |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 309 | }; |
| 310 | |
| 311 | /** |
| 312 | * pld_pcie_register_driver() - Register PCIE device callback functions |
| 313 | * |
| 314 | * Return: int |
| 315 | */ |
| 316 | int pld_pcie_register_driver(void) |
| 317 | { |
| 318 | return cnss_wlan_register_driver(&pld_pcie_ops); |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * pld_pcie_unregister_driver() - Unregister PCIE device callback functions |
| 323 | * |
| 324 | * Return: void |
| 325 | */ |
| 326 | void pld_pcie_unregister_driver(void) |
| 327 | { |
| 328 | cnss_wlan_unregister_driver(&pld_pcie_ops); |
| 329 | } |
| 330 | #else |
| 331 | struct pci_driver pld_pcie_ops = { |
| 332 | .name = "pld_pcie", |
| 333 | .id_table = pld_pcie_id_table, |
| 334 | .probe = pld_pcie_probe, |
| 335 | .remove = pld_pcie_remove, |
| 336 | #ifdef CONFIG_PM |
| 337 | .suspend = pld_pcie_suspend, |
| 338 | .resume = pld_pcie_resume, |
| 339 | #endif |
| 340 | }; |
| 341 | |
| 342 | int pld_pcie_register_driver(void) |
| 343 | { |
| 344 | return pci_register_driver(&pld_pcie_ops); |
| 345 | } |
| 346 | |
| 347 | void pld_pcie_unregister_driver(void) |
| 348 | { |
| 349 | pci_unregister_driver(&pld_pcie_ops); |
| 350 | } |
| 351 | #endif |
| 352 | |
| 353 | /** |
| 354 | * pld_pcie_get_ce_id() - Get CE number for the provided IRQ |
| 355 | * @irq: IRQ number |
| 356 | * |
| 357 | * Return: CE number |
| 358 | */ |
| 359 | int pld_pcie_get_ce_id(int irq) |
| 360 | { |
| 361 | int ce_id = irq - 100; |
| 362 | if (ce_id < CE_COUNT_MAX && ce_id >= 0) |
| 363 | return ce_id; |
| 364 | |
| 365 | return -EINVAL; |
| 366 | } |
| 367 | |
Yuanyuan Liu | 11f526a | 2016-05-18 10:22:07 -0700 | [diff] [blame] | 368 | #ifdef CONFIG_PLD_PCIE_CNSS |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 369 | #ifdef QCA_WIFI_3_0_ADRASTEA |
| 370 | /** |
| 371 | * pld_pcie_wlan_enable() - Enable WLAN |
| 372 | * @config: WLAN configuration data |
| 373 | * @mode: WLAN mode |
| 374 | * @host_version: host software version |
| 375 | * |
| 376 | * This function enables WLAN FW. It passed WLAN configuration data, |
| 377 | * WLAN mode and host software version to FW. |
| 378 | * |
| 379 | * Return: 0 for success |
| 380 | * Non zero failure code for errors |
| 381 | */ |
| 382 | int pld_pcie_wlan_enable(struct pld_wlan_enable_cfg *config, |
| 383 | enum pld_driver_mode mode, const char *host_version) |
| 384 | { |
| 385 | struct cnss_wlan_enable_cfg cfg; |
| 386 | enum cnss_driver_mode cnss_mode; |
| 387 | |
| 388 | cfg.num_ce_tgt_cfg = config->num_ce_tgt_cfg; |
| 389 | cfg.ce_tgt_cfg = (struct cnss_ce_tgt_pipe_cfg *) |
| 390 | config->ce_tgt_cfg; |
| 391 | cfg.num_ce_svc_pipe_cfg = config->num_ce_svc_pipe_cfg; |
| 392 | cfg.ce_svc_cfg = (struct cnss_ce_svc_pipe_cfg *) |
| 393 | config->ce_svc_cfg; |
| 394 | cfg.num_shadow_reg_cfg = config->num_shadow_reg_cfg; |
| 395 | cfg.shadow_reg_cfg = (struct cnss_shadow_reg_cfg *) |
| 396 | config->shadow_reg_cfg; |
| 397 | |
| 398 | switch (mode) { |
| 399 | case PLD_FTM: |
| 400 | cnss_mode = CNSS_FTM; |
| 401 | break; |
| 402 | case PLD_EPPING: |
| 403 | cnss_mode = CNSS_EPPING; |
| 404 | break; |
| 405 | default: |
| 406 | cnss_mode = CNSS_MISSION; |
| 407 | break; |
| 408 | } |
| 409 | return cnss_wlan_enable(&cfg, cnss_mode, host_version); |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * pld_pcie_wlan_disable() - Disable WLAN |
| 414 | * @mode: WLAN mode |
| 415 | * |
| 416 | * This function disables WLAN FW. It passes WLAN mode to FW. |
| 417 | * |
| 418 | * Return: 0 for success |
| 419 | * Non zero failure code for errors |
| 420 | */ |
| 421 | int pld_pcie_wlan_disable(enum pld_driver_mode mode) |
| 422 | { |
| 423 | return cnss_wlan_disable(CNSS_OFF); |
| 424 | } |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 425 | #endif |
| 426 | |
| 427 | /** |
| 428 | * pld_pcie_get_fw_files_for_target() - Get FW file names |
| 429 | * @pfw_files: buffer for FW file names |
| 430 | * @target_type: target type |
| 431 | * @target_version: target version |
| 432 | * |
| 433 | * Return target specific FW file names to the buffer. |
| 434 | * |
| 435 | * Return: 0 for success |
| 436 | * Non zero failure code for errors |
| 437 | */ |
| 438 | int pld_pcie_get_fw_files_for_target(struct pld_fw_files *pfw_files, |
| 439 | u32 target_type, u32 target_version) |
| 440 | { |
| 441 | int ret = 0; |
| 442 | struct cnss_fw_files cnss_fw_files; |
| 443 | |
| 444 | if (pfw_files == NULL) |
| 445 | return -ENODEV; |
| 446 | |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 447 | memset(pfw_files, 0, sizeof(*pfw_files)); |
| 448 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 449 | ret = cnss_get_fw_files_for_target(&cnss_fw_files, |
| 450 | target_type, target_version); |
| 451 | if (0 != ret) |
| 452 | return ret; |
| 453 | |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 454 | strlcpy(pfw_files->image_file, cnss_fw_files.image_file, |
| 455 | PLD_MAX_FILE_NAME); |
| 456 | strlcpy(pfw_files->board_data, cnss_fw_files.board_data, |
| 457 | PLD_MAX_FILE_NAME); |
| 458 | strlcpy(pfw_files->otp_data, cnss_fw_files.otp_data, |
| 459 | PLD_MAX_FILE_NAME); |
| 460 | strlcpy(pfw_files->utf_file, cnss_fw_files.utf_file, |
| 461 | PLD_MAX_FILE_NAME); |
| 462 | strlcpy(pfw_files->utf_board_data, cnss_fw_files.utf_board_data, |
| 463 | PLD_MAX_FILE_NAME); |
| 464 | strlcpy(pfw_files->epping_file, cnss_fw_files.epping_file, |
| 465 | PLD_MAX_FILE_NAME); |
| 466 | strlcpy(pfw_files->evicted_data, cnss_fw_files.evicted_data, |
| 467 | PLD_MAX_FILE_NAME); |
| 468 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 469 | return 0; |
| 470 | } |
| 471 | |
| 472 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 473 | * pld_pcie_get_platform_cap() - Get platform capabilities |
| 474 | * @cap: buffer to the capabilities |
| 475 | * |
| 476 | * Return capabilities to the buffer. |
| 477 | * |
| 478 | * Return: 0 for success |
| 479 | * Non zero failure code for errors |
| 480 | */ |
| 481 | int pld_pcie_get_platform_cap(struct pld_platform_cap *cap) |
| 482 | { |
| 483 | int ret = 0; |
| 484 | struct cnss_platform_cap cnss_cap; |
| 485 | |
| 486 | if (cap == NULL) |
| 487 | return -ENODEV; |
| 488 | |
| 489 | ret = cnss_get_platform_cap(&cnss_cap); |
| 490 | if (0 != ret) |
| 491 | return ret; |
| 492 | |
| 493 | memcpy(cap, &cnss_cap, sizeof(*cap)); |
| 494 | return 0; |
| 495 | } |
| 496 | |
| 497 | /** |
| 498 | * pld_pcie_set_driver_status() - Set driver status |
| 499 | * @status: driver status |
| 500 | * |
| 501 | * Return: void |
| 502 | */ |
| 503 | void pld_pcie_set_driver_status(enum pld_driver_status status) |
| 504 | { |
| 505 | enum cnss_driver_status cnss_status; |
| 506 | |
| 507 | switch (status) { |
| 508 | case PLD_UNINITIALIZED: |
| 509 | cnss_status = CNSS_UNINITIALIZED; |
| 510 | break; |
| 511 | case PLD_INITIALIZED: |
| 512 | cnss_status = CNSS_INITIALIZED; |
| 513 | break; |
| 514 | default: |
| 515 | cnss_status = CNSS_LOAD_UNLOAD; |
| 516 | break; |
| 517 | } |
| 518 | cnss_set_driver_status(cnss_status); |
| 519 | } |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 520 | #endif |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 521 | #endif |