Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1 | /* |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 2 | * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved. |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 3 | * |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 4 | * Permission to use, copy, modify, and/or distribute this software for |
| 5 | * any purpose with or without fee is hereby granted, provided that the |
| 6 | * above copyright notice and this permission notice appear in all |
| 7 | * copies. |
| 8 | * |
| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 10 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 11 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 12 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 13 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 14 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 15 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 16 | * PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 19 | #define pr_fmt(fmt) "wlan_pld:%s:%d:: " fmt, __func__, __LINE__ |
| 20 | |
| 21 | #include <linux/printk.h> |
| 22 | #include <linux/err.h> |
| 23 | #include <linux/string.h> |
| 24 | #include <linux/list.h> |
| 25 | #include <linux/slab.h> |
| 26 | #include <linux/pm.h> |
| 27 | |
Yue Ma | e6a7a32 | 2016-08-31 11:09:23 -0700 | [diff] [blame] | 28 | #ifdef CONFIG_PLD_SDIO_CNSS |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 29 | #include <net/cnss.h> |
| 30 | #endif |
Yue Ma | e6a7a32 | 2016-08-31 11:09:23 -0700 | [diff] [blame] | 31 | #ifdef CONFIG_PLD_PCIE_CNSS |
Yue Ma | e6a7a32 | 2016-08-31 11:09:23 -0700 | [diff] [blame] | 32 | #include <net/cnss2.h> |
| 33 | #endif |
Yuanyuan Liu | 11f526a | 2016-05-18 10:22:07 -0700 | [diff] [blame] | 34 | #ifdef CONFIG_PLD_SNOC_ICNSS |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 35 | #include <soc/qcom/icnss.h> |
| 36 | #endif |
| 37 | |
| 38 | #include "pld_pcie.h" |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 39 | #include "pld_pcie_fw_sim.h" |
| 40 | #include "pld_snoc_fw_sim.h" |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 41 | #include "pld_snoc.h" |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 42 | #include "pld_sdio.h" |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 43 | #include "pld_usb.h" |
Vevek Venkatesan | 4a03124 | 2019-06-28 17:12:49 +0530 | [diff] [blame] | 44 | #include "qwlan_version.h" |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 45 | |
| 46 | #define PLD_PCIE_REGISTERED BIT(0) |
| 47 | #define PLD_SNOC_REGISTERED BIT(1) |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 48 | #define PLD_SDIO_REGISTERED BIT(2) |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 49 | #define PLD_USB_REGISTERED BIT(3) |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 50 | #define PLD_SNOC_FW_SIM_REGISTERED BIT(4) |
| 51 | #define PLD_PCIE_FW_SIM_REGISTERED BIT(5) |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 52 | #define PLD_BUS_MASK 0xf |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 53 | |
| 54 | static struct pld_context *pld_ctx; |
| 55 | |
| 56 | /** |
| 57 | * pld_init() - Initialize PLD module |
| 58 | * |
| 59 | * Return: 0 for success |
| 60 | * Non zero failure code for errors |
| 61 | */ |
| 62 | int pld_init(void) |
| 63 | { |
| 64 | struct pld_context *pld_context; |
| 65 | |
| 66 | pld_context = kzalloc(sizeof(*pld_context), GFP_KERNEL); |
| 67 | if (!pld_context) |
| 68 | return -ENOMEM; |
| 69 | |
| 70 | spin_lock_init(&pld_context->pld_lock); |
| 71 | |
| 72 | INIT_LIST_HEAD(&pld_context->dev_list); |
| 73 | |
| 74 | pld_ctx = pld_context; |
| 75 | |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * pld_deinit() - Uninitialize PLD module |
| 81 | * |
| 82 | * Return: void |
| 83 | */ |
| 84 | void pld_deinit(void) |
| 85 | { |
| 86 | struct dev_node *dev_node; |
| 87 | struct pld_context *pld_context; |
| 88 | unsigned long flags; |
| 89 | |
| 90 | pld_context = pld_ctx; |
| 91 | if (!pld_context) { |
| 92 | pld_ctx = NULL; |
| 93 | return; |
| 94 | } |
| 95 | |
| 96 | spin_lock_irqsave(&pld_context->pld_lock, flags); |
| 97 | while (!list_empty(&pld_context->dev_list)) { |
| 98 | dev_node = list_first_entry(&pld_context->dev_list, |
| 99 | struct dev_node, list); |
| 100 | list_del(&dev_node->list); |
| 101 | kfree(dev_node); |
| 102 | } |
| 103 | spin_unlock_irqrestore(&pld_context->pld_lock, flags); |
| 104 | |
| 105 | kfree(pld_context); |
| 106 | |
| 107 | pld_ctx = NULL; |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * pld_get_global_context() - Get global context of PLD |
| 112 | * |
| 113 | * Return: PLD global context |
| 114 | */ |
| 115 | struct pld_context *pld_get_global_context(void) |
| 116 | { |
| 117 | return pld_ctx; |
| 118 | } |
| 119 | |
| 120 | /** |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 121 | * pld_add_dev() - Add dev node to global context |
| 122 | * @pld_context: PLD global context |
| 123 | * @dev: device |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 124 | * @ifdev: interface device |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 125 | * @type: Bus type |
| 126 | * |
| 127 | * Return: 0 for success |
| 128 | * Non zero failure code for errors |
| 129 | */ |
| 130 | int pld_add_dev(struct pld_context *pld_context, |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 131 | struct device *dev, struct device *ifdev, |
| 132 | enum pld_bus_type type) |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 133 | { |
| 134 | unsigned long flags; |
| 135 | struct dev_node *dev_node; |
| 136 | |
| 137 | dev_node = kzalloc(sizeof(*dev_node), GFP_KERNEL); |
Jeff Johnson | 753f9d7 | 2019-03-18 13:41:04 -0700 | [diff] [blame] | 138 | if (!dev_node) |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 139 | return -ENOMEM; |
| 140 | |
| 141 | dev_node->dev = dev; |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 142 | dev_node->ifdev = ifdev; |
Yuanyuan Liu | 5e25f53 | 2016-05-25 16:26:40 -0700 | [diff] [blame] | 143 | dev_node->bus_type = type; |
| 144 | |
| 145 | spin_lock_irqsave(&pld_context->pld_lock, flags); |
| 146 | list_add_tail(&dev_node->list, &pld_context->dev_list); |
| 147 | spin_unlock_irqrestore(&pld_context->pld_lock, flags); |
| 148 | |
| 149 | return 0; |
| 150 | } |
| 151 | |
| 152 | /** |
| 153 | * pld_del_dev() - Delete dev node from global context |
| 154 | * @pld_context: PLD global context |
| 155 | * @dev: device |
| 156 | * |
| 157 | * Return: void |
| 158 | */ |
| 159 | void pld_del_dev(struct pld_context *pld_context, |
| 160 | struct device *dev) |
| 161 | { |
| 162 | unsigned long flags; |
| 163 | struct dev_node *dev_node, *tmp; |
| 164 | |
| 165 | spin_lock_irqsave(&pld_context->pld_lock, flags); |
| 166 | list_for_each_entry_safe(dev_node, tmp, &pld_context->dev_list, list) { |
| 167 | if (dev_node->dev == dev) { |
| 168 | list_del(&dev_node->list); |
| 169 | kfree(dev_node); |
| 170 | } |
| 171 | } |
| 172 | spin_unlock_irqrestore(&pld_context->pld_lock, flags); |
| 173 | } |
| 174 | |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 175 | static struct dev_node *pld_get_dev_node(struct device *dev) |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 176 | { |
| 177 | struct pld_context *pld_context; |
| 178 | struct dev_node *dev_node; |
| 179 | unsigned long flags; |
| 180 | |
| 181 | pld_context = pld_get_global_context(); |
| 182 | |
Jeff Johnson | 753f9d7 | 2019-03-18 13:41:04 -0700 | [diff] [blame] | 183 | if (!dev || !pld_context) { |
Jeff Johnson | 359e679 | 2017-09-18 08:14:42 -0700 | [diff] [blame] | 184 | pr_err("Invalid info: dev %pK, context %pK\n", |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 185 | dev, pld_context); |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 186 | return NULL; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | spin_lock_irqsave(&pld_context->pld_lock, flags); |
| 190 | list_for_each_entry(dev_node, &pld_context->dev_list, list) { |
| 191 | if (dev_node->dev == dev) { |
| 192 | spin_unlock_irqrestore(&pld_context->pld_lock, flags); |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 193 | return dev_node; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 194 | } |
| 195 | } |
| 196 | spin_unlock_irqrestore(&pld_context->pld_lock, flags); |
| 197 | |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 198 | return NULL; |
| 199 | } |
| 200 | |
| 201 | /** |
| 202 | * pld_get_bus_type() - Bus type of the device |
| 203 | * @dev: device |
| 204 | * |
| 205 | * Return: PLD bus type |
| 206 | */ |
Alan Chen | 50582ca | 2019-09-12 15:45:21 -0700 | [diff] [blame] | 207 | enum pld_bus_type pld_get_bus_type(struct device *dev) |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 208 | { |
| 209 | struct dev_node *dev_node = pld_get_dev_node(dev); |
| 210 | |
| 211 | if (dev_node) |
| 212 | return dev_node->bus_type; |
| 213 | else |
| 214 | return PLD_BUS_TYPE_NONE; |
| 215 | } |
| 216 | |
| 217 | /** |
| 218 | * pld_get_if_dev() - Bus interface/pipe dev of the device |
| 219 | * @dev: device |
| 220 | * |
| 221 | * Return: Bus sub-interface or pipe dev. |
| 222 | */ |
| 223 | static struct device *pld_get_if_dev(struct device *dev) |
| 224 | { |
| 225 | struct dev_node *dev_node = pld_get_dev_node(dev); |
| 226 | |
| 227 | if (dev_node) |
| 228 | return dev_node->ifdev; |
| 229 | else |
| 230 | return NULL; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | /** |
| 234 | * pld_register_driver() - Register driver to kernel |
| 235 | * @ops: Callback functions that will be registered to kernel |
| 236 | * |
| 237 | * This function should be called when other modules want to |
| 238 | * register platform driver callback functions to kernel. The |
| 239 | * probe() is expected to be called after registration if the |
| 240 | * device is online. |
| 241 | * |
| 242 | * Return: 0 for success |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 243 | * Non zero failure code for errors |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 244 | */ |
| 245 | int pld_register_driver(struct pld_driver_ops *ops) |
| 246 | { |
| 247 | int ret = 0; |
| 248 | struct pld_context *pld_context; |
| 249 | |
| 250 | pld_context = pld_get_global_context(); |
| 251 | |
Jeff Johnson | 753f9d7 | 2019-03-18 13:41:04 -0700 | [diff] [blame] | 252 | if (!pld_context) { |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 253 | pr_err("global context is NULL\n"); |
| 254 | ret = -ENODEV; |
| 255 | goto out; |
| 256 | } |
| 257 | |
| 258 | if (pld_context->ops) { |
| 259 | pr_err("driver already registered\n"); |
| 260 | ret = -EEXIST; |
| 261 | goto out; |
| 262 | } |
| 263 | |
| 264 | if (!ops || !ops->probe || !ops->remove || |
| 265 | !ops->suspend || !ops->resume) { |
| 266 | pr_err("Required callback functions are missing\n"); |
| 267 | ret = -EINVAL; |
| 268 | goto out; |
| 269 | } |
| 270 | |
| 271 | pld_context->ops = ops; |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 272 | pld_context->pld_driver_state = 0; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 273 | |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 274 | ret = pld_pcie_register_driver(); |
| 275 | if (ret) { |
| 276 | pr_err("Fail to register pcie driver\n"); |
| 277 | goto fail_pcie; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 278 | } |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 279 | pld_context->pld_driver_state |= PLD_PCIE_REGISTERED; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 280 | |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 281 | ret = pld_snoc_register_driver(); |
| 282 | if (ret) { |
| 283 | pr_err("Fail to register snoc driver\n"); |
| 284 | goto fail_snoc; |
| 285 | } |
| 286 | pld_context->pld_driver_state |= PLD_SNOC_REGISTERED; |
| 287 | |
| 288 | ret = pld_sdio_register_driver(); |
| 289 | if (ret) { |
| 290 | pr_err("Fail to register sdio driver\n"); |
| 291 | goto fail_sdio; |
| 292 | } |
| 293 | pld_context->pld_driver_state |= PLD_SDIO_REGISTERED; |
| 294 | |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 295 | ret = pld_snoc_fw_sim_register_driver(); |
| 296 | if (ret) { |
| 297 | pr_err("Fail to register snoc fw sim driver\n"); |
| 298 | goto fail_snoc_fw_sim; |
| 299 | } |
| 300 | pld_context->pld_driver_state |= PLD_SNOC_FW_SIM_REGISTERED; |
| 301 | |
| 302 | ret = pld_pcie_fw_sim_register_driver(); |
| 303 | if (ret) { |
| 304 | pr_err("Fail to register pcie fw sim driver\n"); |
| 305 | goto fail_pcie_fw_sim; |
| 306 | } |
| 307 | pld_context->pld_driver_state |= PLD_PCIE_FW_SIM_REGISTERED; |
| 308 | |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 309 | ret = pld_usb_register_driver(); |
| 310 | if (ret) { |
| 311 | pr_err("Fail to register usb driver\n"); |
| 312 | goto fail_usb; |
| 313 | } |
| 314 | pld_context->pld_driver_state |= PLD_USB_REGISTERED; |
| 315 | |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 316 | return ret; |
| 317 | |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 318 | fail_usb: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 319 | pld_pcie_fw_sim_unregister_driver(); |
| 320 | fail_pcie_fw_sim: |
| 321 | pld_snoc_fw_sim_unregister_driver(); |
| 322 | fail_snoc_fw_sim: |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 323 | pld_sdio_unregister_driver(); |
Yuanyuan Liu | a1679b6 | 2016-07-11 15:58:12 -0700 | [diff] [blame] | 324 | fail_sdio: |
| 325 | pld_snoc_unregister_driver(); |
| 326 | fail_snoc: |
| 327 | pld_pcie_unregister_driver(); |
| 328 | fail_pcie: |
| 329 | pld_context->pld_driver_state = 0; |
| 330 | pld_context->ops = NULL; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 331 | out: |
| 332 | return ret; |
| 333 | } |
| 334 | |
| 335 | /** |
| 336 | * pld_unregister_driver() - Unregister driver to kernel |
| 337 | * |
| 338 | * This function should be called when other modules want to |
| 339 | * unregister callback functions from kernel. The remove() is |
| 340 | * expected to be called after registration. |
| 341 | * |
| 342 | * Return: void |
| 343 | */ |
| 344 | void pld_unregister_driver(void) |
| 345 | { |
| 346 | struct pld_context *pld_context; |
| 347 | |
| 348 | pld_context = pld_get_global_context(); |
| 349 | |
Jeff Johnson | 753f9d7 | 2019-03-18 13:41:04 -0700 | [diff] [blame] | 350 | if (!pld_context) { |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 351 | pr_err("global context is NULL\n"); |
| 352 | return; |
| 353 | } |
| 354 | |
Jeff Johnson | 753f9d7 | 2019-03-18 13:41:04 -0700 | [diff] [blame] | 355 | if (!pld_context->ops) { |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 356 | pr_err("driver not registered\n"); |
| 357 | return; |
| 358 | } |
| 359 | |
| 360 | pld_pcie_unregister_driver(); |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 361 | pld_snoc_fw_sim_unregister_driver(); |
| 362 | pld_pcie_fw_sim_unregister_driver(); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 363 | pld_snoc_unregister_driver(); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 364 | pld_sdio_unregister_driver(); |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 365 | pld_usb_unregister_driver(); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 366 | |
| 367 | pld_context->pld_driver_state = 0; |
| 368 | |
| 369 | pld_context->ops = NULL; |
| 370 | } |
| 371 | |
| 372 | /** |
| 373 | * pld_wlan_enable() - Enable WLAN |
| 374 | * @dev: device |
| 375 | * @config: WLAN configuration data |
| 376 | * @mode: WLAN mode |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 377 | * |
| 378 | * This function enables WLAN FW. It passed WLAN configuration data, |
| 379 | * WLAN mode and host software version to FW. |
| 380 | * |
| 381 | * Return: 0 for success |
| 382 | * Non zero failure code for errors |
| 383 | */ |
| 384 | int pld_wlan_enable(struct device *dev, struct pld_wlan_enable_cfg *config, |
Vevek Venkatesan | 4a03124 | 2019-06-28 17:12:49 +0530 | [diff] [blame] | 385 | enum pld_driver_mode mode) |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 386 | { |
| 387 | int ret = 0; |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 388 | struct device *ifdev; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 389 | |
| 390 | switch (pld_get_bus_type(dev)) { |
| 391 | case PLD_BUS_TYPE_PCIE: |
Vevek Venkatesan | 4a03124 | 2019-06-28 17:12:49 +0530 | [diff] [blame] | 392 | ret = pld_pcie_wlan_enable(dev, config, mode, QWLAN_VERSIONSTR); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 393 | break; |
| 394 | case PLD_BUS_TYPE_SNOC: |
Vevek Venkatesan | 4a03124 | 2019-06-28 17:12:49 +0530 | [diff] [blame] | 395 | ret = pld_snoc_wlan_enable(dev, config, mode, QWLAN_VERSIONSTR); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 396 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 397 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 398 | ret = pld_snoc_fw_sim_wlan_enable(dev, config, mode, |
| 399 | QWLAN_VERSIONSTR); |
| 400 | break; |
| 401 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 402 | ret = pld_pcie_fw_sim_wlan_enable(dev, config, mode, |
| 403 | QWLAN_VERSIONSTR); |
| 404 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 405 | case PLD_BUS_TYPE_SDIO: |
Jayachandran Sreekumaran | 32a0d43 | 2019-05-06 15:04:53 +0530 | [diff] [blame] | 406 | ret = pld_sdio_wlan_enable(dev, config, mode, QWLAN_VERSIONSTR); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 407 | break; |
Ajit Pal Singh | 44273d6 | 2018-07-10 19:27:06 +0530 | [diff] [blame] | 408 | case PLD_BUS_TYPE_USB: |
Ajit Pal Singh | 5e618aa | 2018-12-20 17:47:36 +0530 | [diff] [blame] | 409 | ifdev = pld_get_if_dev(dev); |
Vevek Venkatesan | 4a03124 | 2019-06-28 17:12:49 +0530 | [diff] [blame] | 410 | ret = pld_usb_wlan_enable(ifdev, config, mode, |
| 411 | QWLAN_VERSIONSTR); |
Ajit Pal Singh | 44273d6 | 2018-07-10 19:27:06 +0530 | [diff] [blame] | 412 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 413 | default: |
| 414 | ret = -EINVAL; |
| 415 | break; |
| 416 | } |
| 417 | |
| 418 | return ret; |
| 419 | } |
| 420 | |
| 421 | /** |
| 422 | * pld_wlan_disable() - Disable WLAN |
| 423 | * @dev: device |
| 424 | * @mode: WLAN mode |
| 425 | * |
| 426 | * This function disables WLAN FW. It passes WLAN mode to FW. |
| 427 | * |
| 428 | * Return: 0 for success |
| 429 | * Non zero failure code for errors |
| 430 | */ |
| 431 | int pld_wlan_disable(struct device *dev, enum pld_driver_mode mode) |
| 432 | { |
| 433 | int ret = 0; |
| 434 | |
| 435 | switch (pld_get_bus_type(dev)) { |
| 436 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 0804752 | 2016-11-08 18:53:26 -0800 | [diff] [blame] | 437 | ret = pld_pcie_wlan_disable(dev, mode); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 438 | break; |
| 439 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 440 | ret = pld_snoc_wlan_disable(dev, mode); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 441 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 442 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 443 | ret = pld_snoc_fw_sim_wlan_disable(dev, mode); |
| 444 | break; |
| 445 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 446 | ret = pld_pcie_fw_sim_wlan_disable(dev, mode); |
| 447 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 448 | case PLD_BUS_TYPE_SDIO: |
| 449 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 450 | default: |
| 451 | ret = -EINVAL; |
| 452 | break; |
| 453 | } |
| 454 | |
| 455 | return ret; |
| 456 | } |
| 457 | |
| 458 | /** |
Yuanyuan Liu | 7a97b8f | 2017-01-27 10:42:52 -0800 | [diff] [blame] | 459 | * pld_set_fw_log_mode() - Set FW debug log mode |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 460 | * @dev: device |
Yuanyuan Liu | 7a97b8f | 2017-01-27 10:42:52 -0800 | [diff] [blame] | 461 | * @fw_log_mode: 0 for No log, 1 for WMI, 2 for DIAG |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 462 | * |
Yuanyuan Liu | 7a97b8f | 2017-01-27 10:42:52 -0800 | [diff] [blame] | 463 | * Switch Fw debug log mode between DIAG logging and WMI logging. |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 464 | * |
| 465 | * Return: 0 for success |
| 466 | * Non zero failure code for errors |
| 467 | */ |
Yuanyuan Liu | 7a97b8f | 2017-01-27 10:42:52 -0800 | [diff] [blame] | 468 | int pld_set_fw_log_mode(struct device *dev, u8 fw_log_mode) |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 469 | { |
| 470 | int ret = 0; |
| 471 | |
| 472 | switch (pld_get_bus_type(dev)) { |
| 473 | case PLD_BUS_TYPE_PCIE: |
Yuanyuan Liu | 81982b9 | 2017-04-13 14:25:19 -0700 | [diff] [blame] | 474 | ret = pld_pcie_set_fw_log_mode(dev, fw_log_mode); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 475 | break; |
| 476 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 477 | ret = pld_snoc_set_fw_log_mode(dev, fw_log_mode); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 478 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 479 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 480 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 481 | case PLD_BUS_TYPE_SDIO: |
| 482 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 483 | default: |
| 484 | ret = -EINVAL; |
| 485 | break; |
| 486 | } |
| 487 | |
| 488 | return ret; |
| 489 | } |
| 490 | |
| 491 | /** |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 492 | * pld_get_default_fw_files() - Get default FW file names |
| 493 | * @pfw_files: buffer for FW file names |
| 494 | * |
| 495 | * Return default FW file names to the buffer. |
| 496 | * |
| 497 | * Return: void |
| 498 | */ |
| 499 | void pld_get_default_fw_files(struct pld_fw_files *pfw_files) |
| 500 | { |
| 501 | memset(pfw_files, 0, sizeof(*pfw_files)); |
| 502 | |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 503 | strlcpy(pfw_files->image_file, PREFIX PLD_IMAGE_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 504 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 505 | strlcpy(pfw_files->board_data, PREFIX PLD_BOARD_DATA_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 506 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 507 | strlcpy(pfw_files->otp_data, PREFIX PLD_OTP_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 508 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 509 | strlcpy(pfw_files->utf_file, PREFIX PLD_UTF_FIRMWARE_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 510 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 511 | strlcpy(pfw_files->utf_board_data, PREFIX PLD_BOARD_DATA_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 512 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 513 | strlcpy(pfw_files->epping_file, PREFIX PLD_EPPING_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 514 | PLD_MAX_FILE_NAME); |
Qun Zhang | 4a83a46 | 2018-09-11 16:28:51 +0800 | [diff] [blame] | 515 | strlcpy(pfw_files->setup_file, PREFIX PLD_SETUP_FILE, |
Yuanyuan Liu | 6a313dc | 2016-05-10 14:19:10 -0700 | [diff] [blame] | 516 | PLD_MAX_FILE_NAME); |
| 517 | } |
| 518 | |
| 519 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 520 | * pld_get_fw_files_for_target() - Get FW file names |
| 521 | * @dev: device |
| 522 | * @pfw_files: buffer for FW file names |
| 523 | * @target_type: target type |
| 524 | * @target_version: target version |
| 525 | * |
| 526 | * Return target specific FW file names to the buffer. |
| 527 | * |
| 528 | * Return: 0 for success |
| 529 | * Non zero failure code for errors |
| 530 | */ |
| 531 | int pld_get_fw_files_for_target(struct device *dev, |
| 532 | struct pld_fw_files *pfw_files, |
| 533 | u32 target_type, u32 target_version) |
| 534 | { |
| 535 | int ret = 0; |
| 536 | |
| 537 | switch (pld_get_bus_type(dev)) { |
| 538 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 539 | ret = pld_pcie_get_fw_files_for_target(dev, pfw_files, |
| 540 | target_type, |
| 541 | target_version); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 542 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 543 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 544 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 545 | case PLD_BUS_TYPE_SNOC: |
| 546 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 547 | case PLD_BUS_TYPE_SDIO: |
| 548 | ret = pld_sdio_get_fw_files_for_target(pfw_files, |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 549 | target_type, |
| 550 | target_version); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 551 | break; |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 552 | case PLD_BUS_TYPE_USB: |
| 553 | ret = pld_usb_get_fw_files_for_target(pfw_files, |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 554 | target_type, |
| 555 | target_version); |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 556 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 557 | default: |
| 558 | ret = -EINVAL; |
| 559 | break; |
| 560 | } |
| 561 | |
| 562 | return ret; |
| 563 | } |
| 564 | |
| 565 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 566 | * pld_is_pci_link_down() - Notification for pci link down event |
| 567 | * @dev: device |
| 568 | * |
| 569 | * Notify platform that pci link is down. |
| 570 | * |
| 571 | * Return: void |
| 572 | */ |
| 573 | void pld_is_pci_link_down(struct device *dev) |
| 574 | { |
| 575 | switch (pld_get_bus_type(dev)) { |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 576 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 577 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 578 | case PLD_BUS_TYPE_PCIE: |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 579 | pld_pcie_link_down(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 580 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 581 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 582 | case PLD_BUS_TYPE_SNOC: |
| 583 | break; |
| 584 | default: |
| 585 | pr_err("Invalid device type\n"); |
| 586 | break; |
| 587 | } |
| 588 | } |
| 589 | |
| 590 | /** |
Yuanyuan Liu | 0e0aa93 | 2016-05-12 10:17:58 -0700 | [diff] [blame] | 591 | * pld_schedule_recovery_work() - Schedule recovery work |
| 592 | * @dev: device |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 593 | * @reason: recovery reason |
Yuanyuan Liu | 0e0aa93 | 2016-05-12 10:17:58 -0700 | [diff] [blame] | 594 | * |
| 595 | * Schedule a system self recovery work. |
| 596 | * |
| 597 | * Return: void |
| 598 | */ |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 599 | void pld_schedule_recovery_work(struct device *dev, |
| 600 | enum pld_recovery_reason reason) |
Yuanyuan Liu | 0e0aa93 | 2016-05-12 10:17:58 -0700 | [diff] [blame] | 601 | { |
| 602 | switch (pld_get_bus_type(dev)) { |
| 603 | case PLD_BUS_TYPE_PCIE: |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 604 | pld_pcie_schedule_recovery_work(dev, reason); |
Yuanyuan Liu | 0e0aa93 | 2016-05-12 10:17:58 -0700 | [diff] [blame] | 605 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 606 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 607 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 0e0aa93 | 2016-05-12 10:17:58 -0700 | [diff] [blame] | 608 | case PLD_BUS_TYPE_SNOC: |
| 609 | break; |
| 610 | default: |
| 611 | pr_err("Invalid device type\n"); |
| 612 | break; |
| 613 | } |
| 614 | } |
| 615 | |
| 616 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 617 | * pld_wlan_pm_control() - WLAN PM control on PCIE |
| 618 | * @dev: device |
| 619 | * @vote: 0 for enable PCIE PC, 1 for disable PCIE PC |
| 620 | * |
| 621 | * This is for PCIE power collaps control during suspend/resume. |
| 622 | * When PCIE power collaps is disabled, WLAN FW can access memory |
| 623 | * through PCIE when system is suspended. |
| 624 | * |
| 625 | * Return: 0 for success |
| 626 | * Non zero failure code for errors |
| 627 | */ |
| 628 | int pld_wlan_pm_control(struct device *dev, bool vote) |
| 629 | { |
| 630 | int ret = 0; |
| 631 | |
| 632 | switch (pld_get_bus_type(dev)) { |
| 633 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 634 | ret = pld_pcie_wlan_pm_control(dev, vote); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 635 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 636 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 637 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 638 | case PLD_BUS_TYPE_SNOC: |
| 639 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 640 | case PLD_BUS_TYPE_SDIO: |
| 641 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 642 | default: |
| 643 | ret = -EINVAL; |
| 644 | break; |
| 645 | } |
| 646 | |
| 647 | return ret; |
| 648 | } |
| 649 | |
| 650 | /** |
| 651 | * pld_get_virt_ramdump_mem() - Get virtual ramdump memory |
| 652 | * @dev: device |
| 653 | * @size: buffer to virtual memory size |
| 654 | * |
| 655 | * Return: virtual ramdump memory address |
| 656 | */ |
| 657 | void *pld_get_virt_ramdump_mem(struct device *dev, unsigned long *size) |
| 658 | { |
| 659 | void *mem = NULL; |
| 660 | |
| 661 | switch (pld_get_bus_type(dev)) { |
| 662 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 663 | mem = pld_pcie_get_virt_ramdump_mem(dev, size); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 664 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 665 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 666 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 667 | case PLD_BUS_TYPE_SNOC: |
| 668 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 669 | case PLD_BUS_TYPE_SDIO: |
Yu Wang | c407bf7 | 2017-02-23 15:33:42 +0800 | [diff] [blame] | 670 | mem = pld_sdio_get_virt_ramdump_mem(dev, size); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 671 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 672 | default: |
| 673 | pr_err("Invalid device type\n"); |
| 674 | break; |
| 675 | } |
| 676 | |
| 677 | return mem; |
| 678 | } |
| 679 | |
Yu Ouyang | 58648a5 | 2018-11-01 11:18:15 +0800 | [diff] [blame] | 680 | void pld_release_virt_ramdump_mem(struct device *dev, void *address) |
| 681 | { |
| 682 | switch (pld_get_bus_type(dev)) { |
| 683 | case PLD_BUS_TYPE_PCIE: |
| 684 | pld_pcie_release_virt_ramdump_mem(address); |
| 685 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 686 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 687 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yu Ouyang | 58648a5 | 2018-11-01 11:18:15 +0800 | [diff] [blame] | 688 | case PLD_BUS_TYPE_SNOC: |
| 689 | break; |
| 690 | case PLD_BUS_TYPE_SDIO: |
| 691 | pld_sdio_release_virt_ramdump_mem(address); |
| 692 | break; |
| 693 | default: |
| 694 | pr_err("Invalid device type\n"); |
| 695 | break; |
| 696 | } |
| 697 | } |
| 698 | |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 699 | /** |
| 700 | * pld_device_crashed() - Notification for device crash event |
| 701 | * @dev: device |
| 702 | * |
| 703 | * Notify subsystem a device crashed event. A subsystem restart |
| 704 | * is expected to happen after calling this function. |
| 705 | * |
| 706 | * Return: void |
| 707 | */ |
| 708 | void pld_device_crashed(struct device *dev) |
| 709 | { |
| 710 | switch (pld_get_bus_type(dev)) { |
| 711 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 712 | pld_pcie_device_crashed(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 713 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 714 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 715 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 716 | case PLD_BUS_TYPE_SNOC: |
| 717 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 718 | case PLD_BUS_TYPE_SDIO: |
Yu Wang | c407bf7 | 2017-02-23 15:33:42 +0800 | [diff] [blame] | 719 | pld_sdio_device_crashed(dev); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 720 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 721 | default: |
| 722 | pr_err("Invalid device type\n"); |
| 723 | break; |
| 724 | } |
| 725 | } |
| 726 | |
| 727 | /** |
| 728 | * pld_device_self_recovery() - Device self recovery |
| 729 | * @dev: device |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 730 | * @reason: recovery reason |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 731 | * |
| 732 | * Return: void |
| 733 | */ |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 734 | void pld_device_self_recovery(struct device *dev, |
| 735 | enum pld_recovery_reason reason) |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 736 | { |
| 737 | switch (pld_get_bus_type(dev)) { |
| 738 | case PLD_BUS_TYPE_PCIE: |
Yuanyuan Liu | 10fc3d3 | 2017-01-12 15:32:06 -0800 | [diff] [blame] | 739 | pld_pcie_device_self_recovery(dev, reason); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 740 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 741 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 742 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 743 | case PLD_BUS_TYPE_SNOC: |
| 744 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 745 | case PLD_BUS_TYPE_SDIO: |
wadesong | bf70879 | 2017-09-04 15:55:43 +0800 | [diff] [blame] | 746 | pld_sdio_device_self_recovery(dev); |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 747 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 748 | default: |
| 749 | pr_err("Invalid device type\n"); |
| 750 | break; |
| 751 | } |
| 752 | } |
| 753 | |
| 754 | /** |
| 755 | * pld_intr_notify_q6() - Notify Q6 FW interrupts |
| 756 | * @dev: device |
| 757 | * |
| 758 | * Notify Q6 that a FW interrupt is triggered. |
| 759 | * |
| 760 | * Return: void |
| 761 | */ |
| 762 | void pld_intr_notify_q6(struct device *dev) |
| 763 | { |
| 764 | switch (pld_get_bus_type(dev)) { |
| 765 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 766 | pld_pcie_intr_notify_q6(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 767 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 768 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 769 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 770 | case PLD_BUS_TYPE_SNOC: |
| 771 | break; |
| 772 | default: |
| 773 | pr_err("Invalid device type\n"); |
| 774 | break; |
| 775 | } |
| 776 | } |
| 777 | |
| 778 | /** |
| 779 | * pld_request_pm_qos() - Request system PM |
| 780 | * @dev: device |
| 781 | * @qos_val: request value |
| 782 | * |
| 783 | * It votes for the value of aggregate QoS expectations. |
| 784 | * |
| 785 | * Return: void |
| 786 | */ |
| 787 | void pld_request_pm_qos(struct device *dev, u32 qos_val) |
| 788 | { |
| 789 | switch (pld_get_bus_type(dev)) { |
| 790 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 791 | pld_pcie_request_pm_qos(dev, qos_val); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 792 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 793 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 794 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 795 | case PLD_BUS_TYPE_SNOC: |
| 796 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 797 | case PLD_BUS_TYPE_SDIO: |
| 798 | /* To do Add call cns API */ |
| 799 | break; |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 800 | case PLD_BUS_TYPE_USB: |
| 801 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 802 | default: |
| 803 | pr_err("Invalid device type\n"); |
| 804 | break; |
| 805 | } |
| 806 | } |
| 807 | |
| 808 | /** |
| 809 | * pld_remove_pm_qos() - Remove system PM |
| 810 | * @dev: device |
| 811 | * |
| 812 | * Remove the vote request for Qos expectations. |
| 813 | * |
| 814 | * Return: void |
| 815 | */ |
| 816 | void pld_remove_pm_qos(struct device *dev) |
| 817 | { |
| 818 | switch (pld_get_bus_type(dev)) { |
| 819 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 820 | pld_pcie_remove_pm_qos(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 821 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 822 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 823 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 824 | case PLD_BUS_TYPE_SNOC: |
| 825 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 826 | case PLD_BUS_TYPE_SDIO: |
| 827 | /* To do Add call cns API */ |
| 828 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 829 | default: |
| 830 | pr_err("Invalid device type\n"); |
| 831 | break; |
| 832 | } |
| 833 | } |
| 834 | |
| 835 | /** |
| 836 | * pld_request_bus_bandwidth() - Request bus bandwidth |
| 837 | * @dev: device |
| 838 | * @bandwidth: bus bandwidth |
| 839 | * |
| 840 | * Votes for HIGH/MEDIUM/LOW bus bandwidth. |
| 841 | * |
| 842 | * Return: 0 for success |
| 843 | * Non zero failure code for errors |
| 844 | */ |
| 845 | int pld_request_bus_bandwidth(struct device *dev, int bandwidth) |
| 846 | { |
| 847 | int ret = 0; |
| 848 | |
| 849 | switch (pld_get_bus_type(dev)) { |
| 850 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 851 | ret = pld_pcie_request_bus_bandwidth(dev, bandwidth); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 852 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 853 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 854 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 855 | case PLD_BUS_TYPE_SNOC: |
| 856 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 857 | case PLD_BUS_TYPE_SDIO: |
| 858 | /* To do Add call cns API */ |
| 859 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 860 | default: |
| 861 | ret = -EINVAL; |
| 862 | break; |
| 863 | } |
| 864 | |
| 865 | return ret; |
| 866 | } |
| 867 | |
| 868 | /** |
| 869 | * pld_get_platform_cap() - Get platform capabilities |
| 870 | * @dev: device |
| 871 | * @cap: buffer to the capabilities |
| 872 | * |
| 873 | * Return capabilities to the buffer. |
| 874 | * |
| 875 | * Return: 0 for success |
| 876 | * Non zero failure code for errors |
| 877 | */ |
| 878 | int pld_get_platform_cap(struct device *dev, struct pld_platform_cap *cap) |
| 879 | { |
| 880 | int ret = 0; |
| 881 | |
| 882 | switch (pld_get_bus_type(dev)) { |
| 883 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 884 | ret = pld_pcie_get_platform_cap(dev, cap); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 885 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 886 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 887 | ret = pld_pcie_fw_sim_get_platform_cap(dev, cap); |
| 888 | break; |
| 889 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 890 | case PLD_BUS_TYPE_SNOC: |
| 891 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 892 | case PLD_BUS_TYPE_SDIO: |
| 893 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 894 | default: |
| 895 | ret = -EINVAL; |
| 896 | break; |
| 897 | } |
| 898 | |
| 899 | return ret; |
| 900 | } |
| 901 | |
| 902 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 903 | * pld_get_sha_hash() - Get sha hash number |
| 904 | * @dev: device |
| 905 | * @data: input data |
| 906 | * @data_len: data length |
| 907 | * @hash_idx: hash index |
| 908 | * @out: output buffer |
| 909 | * |
| 910 | * Return computed hash to the out buffer. |
| 911 | * |
| 912 | * Return: 0 for success |
| 913 | * Non zero failure code for errors |
| 914 | */ |
| 915 | int pld_get_sha_hash(struct device *dev, const u8 *data, |
| 916 | u32 data_len, u8 *hash_idx, u8 *out) |
| 917 | { |
| 918 | int ret = 0; |
| 919 | |
| 920 | switch (pld_get_bus_type(dev)) { |
| 921 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 922 | ret = pld_pcie_get_sha_hash(dev, data, data_len, |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 923 | hash_idx, out); |
| 924 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 925 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 926 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 927 | case PLD_BUS_TYPE_SNOC: |
| 928 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 929 | case PLD_BUS_TYPE_SDIO: |
| 930 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 931 | default: |
| 932 | ret = -EINVAL; |
| 933 | break; |
| 934 | } |
| 935 | |
| 936 | return ret; |
| 937 | } |
| 938 | |
| 939 | /** |
| 940 | * pld_get_fw_ptr() - Get secure FW memory address |
| 941 | * @dev: device |
| 942 | * |
| 943 | * Return: secure memory address |
| 944 | */ |
| 945 | void *pld_get_fw_ptr(struct device *dev) |
| 946 | { |
| 947 | void *ptr = NULL; |
| 948 | |
| 949 | switch (pld_get_bus_type(dev)) { |
| 950 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 951 | ptr = pld_pcie_get_fw_ptr(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 952 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 953 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 954 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 955 | case PLD_BUS_TYPE_SNOC: |
| 956 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 957 | case PLD_BUS_TYPE_SDIO: |
| 958 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 959 | default: |
| 960 | pr_err("Invalid device type\n"); |
| 961 | break; |
| 962 | } |
| 963 | |
| 964 | return ptr; |
| 965 | } |
| 966 | |
| 967 | /** |
| 968 | * pld_auto_suspend() - Auto suspend |
| 969 | * @dev: device |
| 970 | * |
| 971 | * Return: 0 for success |
| 972 | * Non zero failure code for errors |
| 973 | */ |
| 974 | int pld_auto_suspend(struct device *dev) |
| 975 | { |
| 976 | int ret = 0; |
| 977 | |
| 978 | switch (pld_get_bus_type(dev)) { |
| 979 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 980 | ret = pld_pcie_auto_suspend(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 981 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 982 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 983 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 984 | case PLD_BUS_TYPE_SNOC: |
| 985 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 986 | case PLD_BUS_TYPE_SDIO: |
| 987 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 988 | default: |
| 989 | ret = -EINVAL; |
| 990 | break; |
| 991 | } |
| 992 | |
| 993 | return ret; |
| 994 | } |
| 995 | |
| 996 | /** |
| 997 | * pld_auto_resume() - Auto resume |
| 998 | * @dev: device |
| 999 | * |
| 1000 | * Return: 0 for success |
| 1001 | * Non zero failure code for errors |
| 1002 | */ |
| 1003 | int pld_auto_resume(struct device *dev) |
| 1004 | { |
| 1005 | int ret = 0; |
| 1006 | |
| 1007 | switch (pld_get_bus_type(dev)) { |
| 1008 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 1009 | ret = pld_pcie_auto_resume(dev); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1010 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1011 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1012 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1013 | case PLD_BUS_TYPE_SNOC: |
| 1014 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1015 | case PLD_BUS_TYPE_SDIO: |
| 1016 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1017 | default: |
| 1018 | ret = -EINVAL; |
| 1019 | break; |
| 1020 | } |
| 1021 | |
| 1022 | return ret; |
| 1023 | } |
| 1024 | |
| 1025 | /** |
Yue Ma | fb3b78d | 2018-08-08 11:51:21 -0700 | [diff] [blame] | 1026 | * pld_force_wake_request() - Request vote to assert WAKE register |
| 1027 | * @dev: device |
| 1028 | * |
| 1029 | * Return: 0 for success |
| 1030 | * Non zero failure code for errors |
| 1031 | */ |
| 1032 | int pld_force_wake_request(struct device *dev) |
| 1033 | { |
| 1034 | int ret = 0; |
| 1035 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1036 | |
| 1037 | switch (type) { |
| 1038 | case PLD_BUS_TYPE_PCIE: |
| 1039 | ret = pld_pcie_force_wake_request(dev); |
| 1040 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1041 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1042 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fb3b78d | 2018-08-08 11:51:21 -0700 | [diff] [blame] | 1043 | case PLD_BUS_TYPE_SNOC: |
| 1044 | case PLD_BUS_TYPE_SDIO: |
| 1045 | case PLD_BUS_TYPE_USB: |
| 1046 | break; |
| 1047 | default: |
| 1048 | pr_err("Invalid device type %d\n", type); |
| 1049 | ret = -EINVAL; |
| 1050 | break; |
| 1051 | } |
| 1052 | |
| 1053 | return ret; |
| 1054 | } |
| 1055 | |
| 1056 | /** |
| 1057 | * pld_is_device_awake() - Check if it's ready to access MMIO registers |
| 1058 | * @dev: device |
| 1059 | * |
| 1060 | * Return: True for device awake |
| 1061 | * False for device not awake |
| 1062 | * Negative failure code for errors |
| 1063 | */ |
| 1064 | int pld_is_device_awake(struct device *dev) |
| 1065 | { |
| 1066 | int ret = true; |
| 1067 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1068 | |
| 1069 | switch (type) { |
| 1070 | case PLD_BUS_TYPE_PCIE: |
| 1071 | ret = pld_pcie_is_device_awake(dev); |
| 1072 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1073 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1074 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fb3b78d | 2018-08-08 11:51:21 -0700 | [diff] [blame] | 1075 | case PLD_BUS_TYPE_SNOC: |
| 1076 | case PLD_BUS_TYPE_SDIO: |
| 1077 | case PLD_BUS_TYPE_USB: |
| 1078 | break; |
| 1079 | default: |
| 1080 | pr_err("Invalid device type %d\n", type); |
| 1081 | ret = -EINVAL; |
| 1082 | break; |
| 1083 | } |
| 1084 | |
| 1085 | return ret; |
| 1086 | } |
| 1087 | |
| 1088 | /** |
| 1089 | * pld_force_wake_release() - Release vote to assert WAKE register |
| 1090 | * @dev: device |
| 1091 | * |
| 1092 | * Return: 0 for success |
| 1093 | * Non zero failure code for errors |
| 1094 | */ |
| 1095 | int pld_force_wake_release(struct device *dev) |
| 1096 | { |
| 1097 | int ret = 0; |
| 1098 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1099 | |
| 1100 | switch (type) { |
| 1101 | case PLD_BUS_TYPE_PCIE: |
| 1102 | ret = pld_pcie_force_wake_release(dev); |
| 1103 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1104 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1105 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fb3b78d | 2018-08-08 11:51:21 -0700 | [diff] [blame] | 1106 | case PLD_BUS_TYPE_SNOC: |
| 1107 | case PLD_BUS_TYPE_SDIO: |
| 1108 | case PLD_BUS_TYPE_USB: |
| 1109 | break; |
| 1110 | default: |
| 1111 | pr_err("Invalid device type %d\n", type); |
| 1112 | ret = -EINVAL; |
| 1113 | break; |
| 1114 | } |
| 1115 | |
| 1116 | return ret; |
| 1117 | } |
| 1118 | |
| 1119 | /** |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1120 | * pld_ce_request_irq() - Register IRQ for CE |
| 1121 | * @dev: device |
| 1122 | * @ce_id: CE number |
| 1123 | * @handler: IRQ callback function |
| 1124 | * @flags: IRQ flags |
| 1125 | * @name: IRQ name |
| 1126 | * @ctx: IRQ context |
| 1127 | * |
| 1128 | * Return: 0 for success |
| 1129 | * Non zero failure code for errors |
| 1130 | */ |
| 1131 | int pld_ce_request_irq(struct device *dev, unsigned int ce_id, |
| 1132 | irqreturn_t (*handler)(int, void *), |
| 1133 | unsigned long flags, const char *name, void *ctx) |
| 1134 | { |
| 1135 | int ret = 0; |
| 1136 | |
| 1137 | switch (pld_get_bus_type(dev)) { |
| 1138 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1139 | ret = pld_snoc_ce_request_irq(dev, ce_id, |
| 1140 | handler, flags, name, ctx); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1141 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1142 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1143 | ret = pld_snoc_fw_sim_ce_request_irq(dev, ce_id, |
| 1144 | handler, flags, name, ctx); |
| 1145 | break; |
| 1146 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1147 | case PLD_BUS_TYPE_PCIE: |
| 1148 | break; |
| 1149 | default: |
| 1150 | ret = -EINVAL; |
| 1151 | break; |
| 1152 | } |
| 1153 | |
| 1154 | return ret; |
| 1155 | } |
| 1156 | |
| 1157 | /** |
| 1158 | * pld_ce_free_irq() - Free IRQ for CE |
| 1159 | * @dev: device |
| 1160 | * @ce_id: CE number |
| 1161 | * @ctx: IRQ context |
| 1162 | * |
| 1163 | * Return: 0 for success |
| 1164 | * Non zero failure code for errors |
| 1165 | */ |
| 1166 | int pld_ce_free_irq(struct device *dev, unsigned int ce_id, void *ctx) |
| 1167 | { |
| 1168 | int ret = 0; |
| 1169 | |
| 1170 | switch (pld_get_bus_type(dev)) { |
| 1171 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1172 | ret = pld_snoc_ce_free_irq(dev, ce_id, ctx); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1173 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1174 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1175 | ret = pld_snoc_fw_sim_ce_free_irq(dev, ce_id, ctx); |
| 1176 | break; |
| 1177 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1178 | case PLD_BUS_TYPE_PCIE: |
| 1179 | break; |
| 1180 | default: |
| 1181 | ret = -EINVAL; |
| 1182 | break; |
| 1183 | } |
| 1184 | |
| 1185 | return ret; |
| 1186 | } |
| 1187 | |
| 1188 | /** |
| 1189 | * pld_enable_irq() - Enable IRQ for CE |
| 1190 | * @dev: device |
| 1191 | * @ce_id: CE number |
| 1192 | * |
| 1193 | * Return: void |
| 1194 | */ |
| 1195 | void pld_enable_irq(struct device *dev, unsigned int ce_id) |
| 1196 | { |
| 1197 | switch (pld_get_bus_type(dev)) { |
| 1198 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1199 | pld_snoc_enable_irq(dev, ce_id); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1200 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1201 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1202 | pld_snoc_fw_sim_enable_irq(dev, ce_id); |
| 1203 | break; |
| 1204 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1205 | case PLD_BUS_TYPE_PCIE: |
| 1206 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1207 | case PLD_BUS_TYPE_SDIO: |
| 1208 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1209 | default: |
| 1210 | pr_err("Invalid device type\n"); |
| 1211 | break; |
| 1212 | } |
| 1213 | } |
| 1214 | |
| 1215 | /** |
| 1216 | * pld_disable_irq() - Disable IRQ for CE |
| 1217 | * @dev: device |
| 1218 | * @ce_id: CE number |
| 1219 | * |
| 1220 | * Return: void |
| 1221 | */ |
| 1222 | void pld_disable_irq(struct device *dev, unsigned int ce_id) |
| 1223 | { |
| 1224 | switch (pld_get_bus_type(dev)) { |
| 1225 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1226 | pld_snoc_disable_irq(dev, ce_id); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1227 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1228 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1229 | pld_snoc_fw_sim_disable_irq(dev, ce_id); |
| 1230 | break; |
| 1231 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1232 | case PLD_BUS_TYPE_PCIE: |
| 1233 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1234 | case PLD_BUS_TYPE_SDIO: |
| 1235 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1236 | default: |
| 1237 | pr_err("Invalid device type\n"); |
| 1238 | break; |
| 1239 | } |
| 1240 | } |
| 1241 | |
| 1242 | /** |
| 1243 | * pld_get_soc_info() - Get SOC information |
| 1244 | * @dev: device |
| 1245 | * @info: buffer to SOC information |
| 1246 | * |
| 1247 | * Return SOC info to the buffer. |
| 1248 | * |
| 1249 | * Return: 0 for success |
| 1250 | * Non zero failure code for errors |
| 1251 | */ |
| 1252 | int pld_get_soc_info(struct device *dev, struct pld_soc_info *info) |
| 1253 | { |
| 1254 | int ret = 0; |
| 1255 | |
| 1256 | switch (pld_get_bus_type(dev)) { |
| 1257 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1258 | ret = pld_snoc_get_soc_info(dev, info); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1259 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1260 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1261 | ret = pld_snoc_fw_sim_get_soc_info(dev, info); |
| 1262 | break; |
| 1263 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1264 | ret = pld_pcie_fw_sim_get_soc_info(dev, info); |
| 1265 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1266 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | cd24386 | 2016-11-04 19:21:16 -0700 | [diff] [blame] | 1267 | ret = pld_pcie_get_soc_info(dev, info); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1268 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1269 | case PLD_BUS_TYPE_SDIO: |
| 1270 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1271 | default: |
| 1272 | ret = -EINVAL; |
| 1273 | break; |
| 1274 | } |
| 1275 | |
| 1276 | return ret; |
| 1277 | } |
| 1278 | |
| 1279 | /** |
| 1280 | * pld_get_ce_id() - Get CE number for the provided IRQ |
| 1281 | * @dev: device |
| 1282 | * @irq: IRQ number |
| 1283 | * |
| 1284 | * Return: CE number |
| 1285 | */ |
| 1286 | int pld_get_ce_id(struct device *dev, int irq) |
| 1287 | { |
| 1288 | int ret = 0; |
| 1289 | |
| 1290 | switch (pld_get_bus_type(dev)) { |
| 1291 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1292 | ret = pld_snoc_get_ce_id(dev, irq); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1293 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1294 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1295 | ret = pld_snoc_fw_sim_get_ce_id(dev, irq); |
| 1296 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1297 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 1298 | ret = pld_pcie_get_ce_id(dev, irq); |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1299 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1300 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1301 | break; |
Yuanyuan Liu | d9f7a36 | 2016-01-22 14:27:12 -0800 | [diff] [blame] | 1302 | default: |
| 1303 | ret = -EINVAL; |
| 1304 | break; |
| 1305 | } |
| 1306 | |
| 1307 | return ret; |
| 1308 | } |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1309 | |
| 1310 | /** |
Yuanyuan Liu | f2ee05f | 2016-07-27 16:52:52 -0700 | [diff] [blame] | 1311 | * pld_get_irq() - Get IRQ number for given CE ID |
| 1312 | * @dev: device |
| 1313 | * @ce_id: CE ID |
| 1314 | * |
| 1315 | * Return: IRQ number |
| 1316 | */ |
| 1317 | int pld_get_irq(struct device *dev, int ce_id) |
| 1318 | { |
| 1319 | int ret = 0; |
| 1320 | |
| 1321 | switch (pld_get_bus_type(dev)) { |
| 1322 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 1323 | ret = pld_snoc_get_irq(dev, ce_id); |
Yuanyuan Liu | f2ee05f | 2016-07-27 16:52:52 -0700 | [diff] [blame] | 1324 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1325 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1326 | ret = pld_snoc_fw_sim_get_irq(dev, ce_id); |
| 1327 | break; |
| 1328 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | f2ee05f | 2016-07-27 16:52:52 -0700 | [diff] [blame] | 1329 | case PLD_BUS_TYPE_PCIE: |
| 1330 | default: |
| 1331 | ret = -EINVAL; |
| 1332 | break; |
| 1333 | } |
| 1334 | |
| 1335 | return ret; |
| 1336 | } |
| 1337 | |
| 1338 | /** |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1339 | * pld_lock_pm_sem() - Lock PM semaphore |
| 1340 | * @dev: device |
| 1341 | * |
| 1342 | * Return: void |
| 1343 | */ |
| 1344 | void pld_lock_pm_sem(struct device *dev) |
| 1345 | { |
| 1346 | switch (pld_get_bus_type(dev)) { |
| 1347 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 1348 | pld_pcie_lock_pm_sem(dev); |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1349 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1350 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1351 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1352 | case PLD_BUS_TYPE_SNOC: |
| 1353 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1354 | case PLD_BUS_TYPE_SDIO: |
| 1355 | break; |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 1356 | case PLD_BUS_TYPE_USB: |
| 1357 | break; |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1358 | default: |
| 1359 | pr_err("Invalid device type\n"); |
| 1360 | break; |
| 1361 | } |
| 1362 | } |
| 1363 | |
| 1364 | /** |
| 1365 | * pld_release_pm_sem() - Release PM semaphore |
| 1366 | * @dev: device |
| 1367 | * |
| 1368 | * Return: void |
| 1369 | */ |
| 1370 | void pld_release_pm_sem(struct device *dev) |
| 1371 | { |
| 1372 | switch (pld_get_bus_type(dev)) { |
| 1373 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 85761e6 | 2017-10-30 11:13:45 -0700 | [diff] [blame] | 1374 | pld_pcie_release_pm_sem(dev); |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1375 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1376 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1377 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1378 | case PLD_BUS_TYPE_SNOC: |
| 1379 | break; |
Govind Singh | 6a2fe03 | 2016-05-13 14:09:37 +0530 | [diff] [blame] | 1380 | case PLD_BUS_TYPE_SDIO: |
| 1381 | break; |
Mohit Khanna | 1d531c4 | 2016-05-12 21:35:50 -0700 | [diff] [blame] | 1382 | case PLD_BUS_TYPE_USB: |
| 1383 | break; |
Yuanyuan Liu | 44c4477 | 2016-04-11 11:11:27 -0700 | [diff] [blame] | 1384 | default: |
| 1385 | pr_err("Invalid device type\n"); |
| 1386 | break; |
| 1387 | } |
| 1388 | } |
Arun Khandavalli | 1496fcb | 2016-07-25 16:53:00 +0530 | [diff] [blame] | 1389 | |
| 1390 | /** |
| 1391 | * pld_power_on() - Power on WLAN hardware |
| 1392 | * @dev: device |
| 1393 | * |
| 1394 | * Return: 0 for success |
| 1395 | * Non zero failure code for errors |
| 1396 | */ |
| 1397 | int pld_power_on(struct device *dev) |
| 1398 | { |
| 1399 | int ret = 0; |
| 1400 | |
| 1401 | switch (pld_get_bus_type(dev)) { |
| 1402 | case PLD_BUS_TYPE_PCIE: |
Rajeev Kumar | 588a254 | 2019-04-08 10:57:19 -0700 | [diff] [blame] | 1403 | /* cnss platform driver handles PCIe SoC |
| 1404 | * power on/off seqeunce so let CNSS driver |
| 1405 | * handle the power on sequence for PCIe SoC |
| 1406 | */ |
Arun Khandavalli | 1496fcb | 2016-07-25 16:53:00 +0530 | [diff] [blame] | 1407 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1408 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1409 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1410 | break; |
Arun Khandavalli | 1496fcb | 2016-07-25 16:53:00 +0530 | [diff] [blame] | 1411 | case PLD_BUS_TYPE_SNOC: |
| 1412 | ret = pld_snoc_power_on(dev); |
| 1413 | break; |
| 1414 | default: |
| 1415 | pr_err("Invalid device type\n"); |
| 1416 | break; |
| 1417 | } |
| 1418 | |
| 1419 | return ret; |
| 1420 | } |
| 1421 | |
| 1422 | /** |
| 1423 | * pld_power_off() - Power off WLAN hardware |
| 1424 | * @dev: device |
| 1425 | * |
| 1426 | * Return: 0 for success |
| 1427 | * Non zero failure code for errors |
| 1428 | */ |
| 1429 | int pld_power_off(struct device *dev) |
| 1430 | { |
| 1431 | int ret = 0; |
| 1432 | |
| 1433 | switch (pld_get_bus_type(dev)) { |
| 1434 | case PLD_BUS_TYPE_PCIE: |
Rajeev Kumar | 588a254 | 2019-04-08 10:57:19 -0700 | [diff] [blame] | 1435 | /* cnss platform driver handles PCIe SoC |
| 1436 | * power on/off seqeunce so let CNSS driver |
| 1437 | * handle the power off sequence for PCIe SoC |
| 1438 | */ |
Arun Khandavalli | 1496fcb | 2016-07-25 16:53:00 +0530 | [diff] [blame] | 1439 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1440 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1441 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1442 | break; |
Arun Khandavalli | 1496fcb | 2016-07-25 16:53:00 +0530 | [diff] [blame] | 1443 | case PLD_BUS_TYPE_SNOC: |
| 1444 | ret = pld_snoc_power_off(dev); |
| 1445 | break; |
| 1446 | default: |
| 1447 | pr_err("Invalid device type\n"); |
| 1448 | break; |
| 1449 | } |
| 1450 | |
| 1451 | return ret; |
| 1452 | } |
Yuanyuan Liu | 5ef6bfe | 2016-06-16 14:13:07 -0700 | [diff] [blame] | 1453 | |
| 1454 | /** |
| 1455 | * pld_athdiag_read() - Read data from WLAN FW |
| 1456 | * @dev: device |
| 1457 | * @offset: address offset |
| 1458 | * @memtype: memory type |
| 1459 | * @datalen: data length |
| 1460 | * @output: output buffer |
| 1461 | * |
| 1462 | * Return: 0 for success |
| 1463 | * Non zero failure code for errors |
| 1464 | */ |
| 1465 | int pld_athdiag_read(struct device *dev, uint32_t offset, |
| 1466 | uint32_t memtype, uint32_t datalen, |
| 1467 | uint8_t *output) |
| 1468 | { |
| 1469 | int ret = 0; |
| 1470 | |
| 1471 | switch (pld_get_bus_type(dev)) { |
| 1472 | case PLD_BUS_TYPE_SNOC: |
| 1473 | ret = pld_snoc_athdiag_read(dev, offset, memtype, |
| 1474 | datalen, output); |
| 1475 | break; |
| 1476 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 6dbbb18 | 2017-04-26 17:06:05 -0700 | [diff] [blame] | 1477 | ret = pld_pcie_athdiag_read(dev, offset, memtype, |
| 1478 | datalen, output); |
| 1479 | break; |
Yuanyuan Liu | 5ef6bfe | 2016-06-16 14:13:07 -0700 | [diff] [blame] | 1480 | case PLD_BUS_TYPE_SDIO: |
| 1481 | case PLD_BUS_TYPE_USB: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1482 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1483 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 5ef6bfe | 2016-06-16 14:13:07 -0700 | [diff] [blame] | 1484 | break; |
| 1485 | default: |
| 1486 | ret = -EINVAL; |
| 1487 | break; |
| 1488 | } |
| 1489 | |
| 1490 | return ret; |
| 1491 | } |
| 1492 | |
| 1493 | /** |
| 1494 | * pld_athdiag_write() - Write data to WLAN FW |
| 1495 | * @dev: device |
| 1496 | * @offset: address offset |
| 1497 | * @memtype: memory type |
| 1498 | * @datalen: data length |
| 1499 | * @input: input buffer |
| 1500 | * |
| 1501 | * Return: 0 for success |
| 1502 | * Non zero failure code for errors |
| 1503 | */ |
| 1504 | int pld_athdiag_write(struct device *dev, uint32_t offset, |
| 1505 | uint32_t memtype, uint32_t datalen, |
| 1506 | uint8_t *input) |
| 1507 | { |
| 1508 | int ret = 0; |
| 1509 | |
| 1510 | switch (pld_get_bus_type(dev)) { |
| 1511 | case PLD_BUS_TYPE_SNOC: |
| 1512 | ret = pld_snoc_athdiag_write(dev, offset, memtype, |
| 1513 | datalen, input); |
| 1514 | break; |
| 1515 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 6dbbb18 | 2017-04-26 17:06:05 -0700 | [diff] [blame] | 1516 | ret = pld_pcie_athdiag_write(dev, offset, memtype, |
| 1517 | datalen, input); |
| 1518 | break; |
Yuanyuan Liu | 5ef6bfe | 2016-06-16 14:13:07 -0700 | [diff] [blame] | 1519 | case PLD_BUS_TYPE_SDIO: |
| 1520 | case PLD_BUS_TYPE_USB: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1521 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1522 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 5ef6bfe | 2016-06-16 14:13:07 -0700 | [diff] [blame] | 1523 | break; |
| 1524 | default: |
| 1525 | ret = -EINVAL; |
| 1526 | break; |
| 1527 | } |
| 1528 | |
| 1529 | return ret; |
| 1530 | } |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1531 | |
| 1532 | /** |
Sandeep Singh | 75d4b7d | 2019-05-15 18:56:34 +0530 | [diff] [blame] | 1533 | * pld_smmu_get_domain() - Get SMMU domain |
| 1534 | * @dev: device |
| 1535 | * |
| 1536 | * Return: Pointer to the domain |
| 1537 | */ |
| 1538 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)) |
| 1539 | void *pld_smmu_get_domain(struct device *dev) |
| 1540 | { |
| 1541 | void *ptr = NULL; |
| 1542 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1543 | |
| 1544 | switch (type) { |
| 1545 | case PLD_BUS_TYPE_SNOC: |
| 1546 | ptr = pld_snoc_smmu_get_domain(dev); |
| 1547 | break; |
Sandeep Singh | b2df138 | 2019-06-11 15:54:19 +0530 | [diff] [blame] | 1548 | case PLD_BUS_TYPE_PCIE: |
| 1549 | ptr = pld_pcie_smmu_get_domain(dev); |
| 1550 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1551 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1552 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1553 | break; |
Sandeep Singh | b2df138 | 2019-06-11 15:54:19 +0530 | [diff] [blame] | 1554 | case PLD_BUS_TYPE_SDIO: |
| 1555 | case PLD_BUS_TYPE_USB: |
| 1556 | pr_err("Not supported on type %d\n", type); |
| 1557 | break; |
Sandeep Singh | 75d4b7d | 2019-05-15 18:56:34 +0530 | [diff] [blame] | 1558 | default: |
| 1559 | pr_err("Invalid device type %d\n", type); |
| 1560 | break; |
| 1561 | } |
| 1562 | |
| 1563 | return ptr; |
| 1564 | } |
| 1565 | #else |
| 1566 | /** |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1567 | * pld_smmu_get_mapping() - Get SMMU mapping context |
| 1568 | * @dev: device |
| 1569 | * |
| 1570 | * Return: Pointer to the mapping context |
| 1571 | */ |
| 1572 | void *pld_smmu_get_mapping(struct device *dev) |
| 1573 | { |
| 1574 | void *ptr = NULL; |
| 1575 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1576 | |
| 1577 | switch (type) { |
| 1578 | case PLD_BUS_TYPE_SNOC: |
| 1579 | ptr = pld_snoc_smmu_get_mapping(dev); |
| 1580 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1581 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1582 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1583 | break; |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1584 | case PLD_BUS_TYPE_PCIE: |
Frank Liu | d462d9c | 2018-07-27 14:43:26 +0800 | [diff] [blame] | 1585 | ptr = pld_pcie_smmu_get_mapping(dev); |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1586 | break; |
| 1587 | default: |
| 1588 | pr_err("Invalid device type %d\n", type); |
| 1589 | break; |
| 1590 | } |
| 1591 | |
| 1592 | return ptr; |
| 1593 | } |
Sandeep Singh | 75d4b7d | 2019-05-15 18:56:34 +0530 | [diff] [blame] | 1594 | #endif |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1595 | |
| 1596 | /** |
| 1597 | * pld_smmu_map() - Map SMMU |
| 1598 | * @dev: device |
| 1599 | * @paddr: physical address that needs to map to |
| 1600 | * @iova_addr: IOVA address |
| 1601 | * @size: size to be mapped |
| 1602 | * |
| 1603 | * Return: 0 for success |
| 1604 | * Non zero failure code for errors |
| 1605 | */ |
| 1606 | int pld_smmu_map(struct device *dev, phys_addr_t paddr, |
| 1607 | uint32_t *iova_addr, size_t size) |
| 1608 | { |
| 1609 | int ret = 0; |
| 1610 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1611 | |
| 1612 | switch (type) { |
| 1613 | case PLD_BUS_TYPE_SNOC: |
| 1614 | ret = pld_snoc_smmu_map(dev, paddr, iova_addr, size); |
| 1615 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1616 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1617 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1618 | break; |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1619 | case PLD_BUS_TYPE_PCIE: |
Frank Liu | d462d9c | 2018-07-27 14:43:26 +0800 | [diff] [blame] | 1620 | ret = pld_pcie_smmu_map(dev, paddr, iova_addr, size); |
Yuanyuan Liu | 137755f | 2016-08-16 13:39:17 -0700 | [diff] [blame] | 1621 | break; |
| 1622 | default: |
| 1623 | pr_err("Invalid device type %d\n", type); |
| 1624 | ret = -EINVAL; |
| 1625 | break; |
| 1626 | } |
| 1627 | |
| 1628 | return ret; |
| 1629 | } |
Yuanyuan Liu | f97e822 | 2016-09-21 10:31:38 -0700 | [diff] [blame] | 1630 | |
| 1631 | /** |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1632 | * pld_get_user_msi_assignment() - Get MSI assignment information |
| 1633 | * @dev: device structure |
| 1634 | * @user_name: name of the user who requests the MSI assignment |
| 1635 | * @num_vectors: number of the MSI vectors assigned for the user |
| 1636 | * @user_base_data: MSI base data assigned for the user, this equals to |
| 1637 | * endpoint base data from config space plus base vector |
| 1638 | * @base_vector: base MSI vector (offset) number assigned for the user |
| 1639 | * |
| 1640 | * Return: 0 for success |
| 1641 | * Negative failure code for errors |
| 1642 | */ |
| 1643 | int pld_get_user_msi_assignment(struct device *dev, char *user_name, |
| 1644 | int *num_vectors, uint32_t *user_base_data, |
| 1645 | uint32_t *base_vector) |
| 1646 | { |
| 1647 | int ret = 0; |
| 1648 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1649 | |
| 1650 | switch (type) { |
| 1651 | case PLD_BUS_TYPE_PCIE: |
| 1652 | ret = pld_pcie_get_user_msi_assignment(dev, user_name, |
| 1653 | num_vectors, |
| 1654 | user_base_data, |
| 1655 | base_vector); |
| 1656 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1657 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1658 | ret = pld_pcie_fw_sim_get_user_msi_assignment(dev, user_name, |
| 1659 | num_vectors, |
| 1660 | user_base_data, |
| 1661 | base_vector); |
| 1662 | break; |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1663 | case PLD_BUS_TYPE_SNOC: |
| 1664 | case PLD_BUS_TYPE_SDIO: |
| 1665 | case PLD_BUS_TYPE_USB: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1666 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1667 | pr_err("Not supported on type %d\n", type); |
| 1668 | ret = -ENODEV; |
| 1669 | break; |
| 1670 | default: |
| 1671 | pr_err("Invalid device type %d\n", type); |
| 1672 | ret = -EINVAL; |
| 1673 | break; |
| 1674 | } |
| 1675 | |
| 1676 | return ret; |
| 1677 | } |
| 1678 | |
| 1679 | /** |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1680 | * pld_srng_request_irq() - Register IRQ for SRNG |
| 1681 | * @dev: device |
| 1682 | * @irq: IRQ number |
| 1683 | * @handler: IRQ callback function |
| 1684 | * @flags: IRQ flags |
| 1685 | * @name: IRQ name |
| 1686 | * @ctx: IRQ context |
| 1687 | * |
| 1688 | * Return: 0 for success |
| 1689 | * Non zero failure code for errors |
| 1690 | */ |
| 1691 | int pld_srng_request_irq(struct device *dev, int irq, irq_handler_t handler, |
| 1692 | unsigned long irqflags, |
| 1693 | const char *devname, |
| 1694 | void *dev_data) |
| 1695 | { |
| 1696 | int ret = 0; |
| 1697 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1698 | |
| 1699 | switch (type) { |
| 1700 | case PLD_BUS_TYPE_PCIE: |
| 1701 | ret = request_irq(irq, handler, irqflags, devname, dev_data); |
| 1702 | break; |
| 1703 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1704 | ret = pld_pcie_fw_sim_request_irq(dev, irq, handler, |
| 1705 | irqflags, devname, |
| 1706 | dev_data); |
| 1707 | break; |
| 1708 | case PLD_BUS_TYPE_SNOC: |
| 1709 | case PLD_BUS_TYPE_SDIO: |
| 1710 | case PLD_BUS_TYPE_USB: |
| 1711 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1712 | pr_err("Not supported on type %d\n", type); |
| 1713 | ret = -ENODEV; |
| 1714 | break; |
| 1715 | default: |
| 1716 | pr_err("Invalid device type %d\n", type); |
| 1717 | ret = -EINVAL; |
| 1718 | break; |
| 1719 | } |
| 1720 | |
| 1721 | return ret; |
| 1722 | } |
| 1723 | |
| 1724 | /** |
| 1725 | * pld_srng_free_irq() - Free IRQ for SRNG |
| 1726 | * @dev: device |
| 1727 | * @irq: IRQ number |
| 1728 | * @handler: IRQ callback function |
| 1729 | * @flags: IRQ flags |
| 1730 | * @name: IRQ name |
| 1731 | * @ctx: IRQ context |
| 1732 | * |
| 1733 | * Return: 0 for success |
| 1734 | * Non zero failure code for errors |
| 1735 | */ |
| 1736 | int pld_srng_free_irq(struct device *dev, int irq, void *dev_data) |
| 1737 | { |
| 1738 | int ret = 0; |
| 1739 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1740 | |
| 1741 | switch (type) { |
| 1742 | case PLD_BUS_TYPE_PCIE: |
| 1743 | free_irq(irq, dev_data); |
| 1744 | break; |
| 1745 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1746 | ret = pld_pcie_fw_sim_free_irq(dev, irq, dev_data); |
| 1747 | break; |
| 1748 | case PLD_BUS_TYPE_SNOC: |
| 1749 | case PLD_BUS_TYPE_SDIO: |
| 1750 | case PLD_BUS_TYPE_USB: |
| 1751 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1752 | pr_err("Not supported on type %d\n", type); |
| 1753 | ret = -ENODEV; |
| 1754 | break; |
| 1755 | default: |
| 1756 | pr_err("Invalid device type %d\n", type); |
| 1757 | ret = -EINVAL; |
| 1758 | break; |
| 1759 | } |
| 1760 | |
| 1761 | return ret; |
| 1762 | } |
| 1763 | |
| 1764 | /** |
| 1765 | * pld_srng_enable_irq() - Enable IRQ for SRNG |
| 1766 | * @dev: device |
| 1767 | * @irq: IRQ number |
| 1768 | * |
| 1769 | * Return: void |
| 1770 | */ |
| 1771 | void pld_srng_enable_irq(struct device *dev, int irq) |
| 1772 | { |
| 1773 | switch (pld_get_bus_type(dev)) { |
| 1774 | case PLD_BUS_TYPE_SNOC: |
| 1775 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1776 | break; |
| 1777 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1778 | pld_pcie_fw_sim_enable_irq(dev, irq); |
| 1779 | break; |
| 1780 | case PLD_BUS_TYPE_PCIE: |
| 1781 | enable_irq(irq); |
| 1782 | break; |
| 1783 | case PLD_BUS_TYPE_SDIO: |
| 1784 | break; |
| 1785 | default: |
| 1786 | pr_err("Invalid device type\n"); |
| 1787 | break; |
| 1788 | } |
| 1789 | } |
| 1790 | |
| 1791 | /** |
| 1792 | * pld_disable_irq() - Disable IRQ for SRNG |
| 1793 | * @dev: device |
| 1794 | * @irq: IRQ number |
| 1795 | * |
| 1796 | * Return: void |
| 1797 | */ |
| 1798 | void pld_srng_disable_irq(struct device *dev, int irq) |
| 1799 | { |
| 1800 | switch (pld_get_bus_type(dev)) { |
| 1801 | case PLD_BUS_TYPE_SNOC: |
| 1802 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1803 | break; |
| 1804 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1805 | pld_pcie_fw_sim_disable_irq(dev, irq); |
| 1806 | break; |
| 1807 | case PLD_BUS_TYPE_PCIE: |
| 1808 | disable_irq_nosync(irq); |
| 1809 | break; |
| 1810 | case PLD_BUS_TYPE_SDIO: |
| 1811 | break; |
| 1812 | default: |
| 1813 | pr_err("Invalid device type\n"); |
| 1814 | break; |
| 1815 | } |
| 1816 | } |
| 1817 | |
| 1818 | /** |
| 1819 | * pld_pci_read_config_word() - Read PCI config |
| 1820 | * @pdev: pci device |
| 1821 | * @offset: Config space offset |
| 1822 | * @val : Value |
| 1823 | * |
| 1824 | * Return: 0 for success |
| 1825 | * Non zero failure code for errors |
| 1826 | */ |
| 1827 | int pld_pci_read_config_word(struct pci_dev *pdev, int offset, uint16_t *val) |
| 1828 | { |
| 1829 | int ret = 0; |
| 1830 | |
| 1831 | switch (pld_get_bus_type(&pdev->dev)) { |
| 1832 | case PLD_BUS_TYPE_SNOC: |
| 1833 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1834 | break; |
| 1835 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1836 | break; |
| 1837 | case PLD_BUS_TYPE_PCIE: |
| 1838 | ret = pci_read_config_word(pdev, offset, val); |
| 1839 | break; |
| 1840 | case PLD_BUS_TYPE_SDIO: |
| 1841 | break; |
| 1842 | default: |
| 1843 | pr_err("Invalid device type\n"); |
| 1844 | break; |
| 1845 | } |
| 1846 | |
| 1847 | return ret; |
| 1848 | } |
| 1849 | |
| 1850 | /** |
| 1851 | * pld_pci_write_config_word() - Write PCI config |
| 1852 | * @pdev: pci device |
| 1853 | * @offset: Config space offset |
| 1854 | * @val : Value |
| 1855 | * |
| 1856 | * Return: 0 for success |
| 1857 | * Non zero failure code for errors |
| 1858 | */ |
| 1859 | int pld_pci_write_config_word(struct pci_dev *pdev, int offset, uint16_t val) |
| 1860 | { |
| 1861 | int ret = 0; |
| 1862 | |
| 1863 | switch (pld_get_bus_type(&pdev->dev)) { |
| 1864 | case PLD_BUS_TYPE_SNOC: |
| 1865 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1866 | break; |
| 1867 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1868 | break; |
| 1869 | case PLD_BUS_TYPE_PCIE: |
| 1870 | ret = pci_write_config_word(pdev, offset, val); |
| 1871 | break; |
| 1872 | case PLD_BUS_TYPE_SDIO: |
| 1873 | break; |
| 1874 | default: |
| 1875 | pr_err("Invalid device type\n"); |
| 1876 | break; |
| 1877 | } |
| 1878 | |
| 1879 | return ret; |
| 1880 | } |
| 1881 | |
| 1882 | /** |
| 1883 | * pld_pci_read_config_dword() - Read PCI config |
| 1884 | * @pdev: pci device |
| 1885 | * @offset: Config space offset |
| 1886 | * @val : Value |
| 1887 | * |
| 1888 | * Return: 0 for success |
| 1889 | * Non zero failure code for errors |
| 1890 | */ |
| 1891 | int pld_pci_read_config_dword(struct pci_dev *pdev, int offset, uint32_t *val) |
| 1892 | { |
| 1893 | int ret = 0; |
| 1894 | |
| 1895 | switch (pld_get_bus_type(&pdev->dev)) { |
| 1896 | case PLD_BUS_TYPE_SNOC: |
| 1897 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1898 | break; |
| 1899 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1900 | break; |
| 1901 | case PLD_BUS_TYPE_PCIE: |
| 1902 | ret = pci_read_config_dword(pdev, offset, val); |
| 1903 | break; |
| 1904 | case PLD_BUS_TYPE_SDIO: |
| 1905 | break; |
| 1906 | default: |
| 1907 | pr_err("Invalid device type\n"); |
| 1908 | break; |
| 1909 | } |
| 1910 | |
| 1911 | return ret; |
| 1912 | } |
| 1913 | |
| 1914 | /** |
| 1915 | * pld_pci_write_config_dword() - Write PCI config |
| 1916 | * @pdev: pci device |
| 1917 | * @offset: Config space offset |
| 1918 | * @val : Value |
| 1919 | * |
| 1920 | * Return: 0 for success |
| 1921 | * Non zero failure code for errors |
| 1922 | */ |
| 1923 | int pld_pci_write_config_dword(struct pci_dev *pdev, int offset, uint32_t val) |
| 1924 | { |
| 1925 | int ret = 0; |
| 1926 | |
| 1927 | switch (pld_get_bus_type(&pdev->dev)) { |
| 1928 | case PLD_BUS_TYPE_SNOC: |
| 1929 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 1930 | break; |
| 1931 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1932 | break; |
| 1933 | case PLD_BUS_TYPE_PCIE: |
| 1934 | ret = pci_write_config_dword(pdev, offset, val); |
| 1935 | break; |
| 1936 | case PLD_BUS_TYPE_SDIO: |
| 1937 | break; |
| 1938 | default: |
| 1939 | pr_err("Invalid device type\n"); |
| 1940 | break; |
| 1941 | } |
| 1942 | |
| 1943 | return ret; |
| 1944 | } |
| 1945 | |
| 1946 | /** |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1947 | * pld_get_msi_irq() - Get MSI IRQ number used for request_irq() |
| 1948 | * @dev: device structure |
| 1949 | * @vector: MSI vector (offset) number |
| 1950 | * |
| 1951 | * Return: Positive IRQ number for success |
| 1952 | * Negative failure code for errors |
| 1953 | */ |
| 1954 | int pld_get_msi_irq(struct device *dev, unsigned int vector) |
| 1955 | { |
| 1956 | int ret = 0; |
| 1957 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1958 | |
| 1959 | switch (type) { |
| 1960 | case PLD_BUS_TYPE_PCIE: |
| 1961 | ret = pld_pcie_get_msi_irq(dev, vector); |
| 1962 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1963 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 1964 | ret = pld_pcie_fw_sim_get_msi_irq(dev, vector); |
| 1965 | break; |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1966 | case PLD_BUS_TYPE_SNOC: |
| 1967 | case PLD_BUS_TYPE_SDIO: |
| 1968 | case PLD_BUS_TYPE_USB: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1969 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 1970 | pr_err("Not supported on type %d\n", type); |
| 1971 | ret = -ENODEV; |
| 1972 | break; |
| 1973 | default: |
| 1974 | pr_err("Invalid device type %d\n", type); |
| 1975 | ret = -EINVAL; |
| 1976 | break; |
| 1977 | } |
| 1978 | |
| 1979 | return ret; |
| 1980 | } |
| 1981 | |
| 1982 | /** |
| 1983 | * pld_get_msi_address() - Get the MSI address |
| 1984 | * @dev: device structure |
| 1985 | * @msi_addr_low: lower 32-bit of the address |
| 1986 | * @msi_addr_high: higher 32-bit of the address |
| 1987 | * |
| 1988 | * Return: Void |
| 1989 | */ |
| 1990 | void pld_get_msi_address(struct device *dev, uint32_t *msi_addr_low, |
| 1991 | uint32_t *msi_addr_high) |
| 1992 | { |
| 1993 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 1994 | |
| 1995 | switch (type) { |
| 1996 | case PLD_BUS_TYPE_PCIE: |
| 1997 | pld_pcie_get_msi_address(dev, msi_addr_low, msi_addr_high); |
| 1998 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 1999 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2000 | pld_pcie_fw_sim_get_msi_address(dev, msi_addr_low, |
| 2001 | msi_addr_high); |
| 2002 | break; |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 2003 | case PLD_BUS_TYPE_SNOC: |
| 2004 | case PLD_BUS_TYPE_SDIO: |
| 2005 | case PLD_BUS_TYPE_USB: |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2006 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | fd418ea | 2016-11-21 16:47:13 -0800 | [diff] [blame] | 2007 | pr_err("Not supported on type %d\n", type); |
| 2008 | break; |
| 2009 | default: |
| 2010 | pr_err("Invalid device type %d\n", type); |
| 2011 | break; |
| 2012 | } |
| 2013 | } |
| 2014 | |
| 2015 | /** |
Yue Ma | 0631a75 | 2019-04-29 15:28:50 -0700 | [diff] [blame] | 2016 | * pld_is_drv_connected() - Check if DRV subsystem is connected |
| 2017 | * @dev: device structure |
| 2018 | * |
| 2019 | * Return: 1 DRV is connected |
| 2020 | * 0 DRV is not connected |
| 2021 | * Non zero failure code for errors |
| 2022 | */ |
| 2023 | int pld_is_drv_connected(struct device *dev) |
| 2024 | { |
| 2025 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2026 | int ret = 0; |
| 2027 | |
| 2028 | switch (type) { |
| 2029 | case PLD_BUS_TYPE_PCIE: |
| 2030 | ret = pld_pcie_is_drv_connected(dev); |
| 2031 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2032 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2033 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yue Ma | 0631a75 | 2019-04-29 15:28:50 -0700 | [diff] [blame] | 2034 | case PLD_BUS_TYPE_SNOC: |
| 2035 | case PLD_BUS_TYPE_SDIO: |
| 2036 | case PLD_BUS_TYPE_USB: |
| 2037 | break; |
| 2038 | default: |
| 2039 | pr_err("Invalid device type %d\n", type); |
| 2040 | ret = -EINVAL; |
| 2041 | break; |
| 2042 | } |
| 2043 | |
| 2044 | return ret; |
| 2045 | } |
| 2046 | |
| 2047 | /** |
Yuanyuan Liu | f97e822 | 2016-09-21 10:31:38 -0700 | [diff] [blame] | 2048 | * pld_socinfo_get_serial_number() - Get SOC serial number |
| 2049 | * @dev: device |
| 2050 | * |
| 2051 | * Return: SOC serial number |
| 2052 | */ |
| 2053 | unsigned int pld_socinfo_get_serial_number(struct device *dev) |
| 2054 | { |
| 2055 | unsigned int ret = 0; |
| 2056 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2057 | |
| 2058 | switch (type) { |
| 2059 | case PLD_BUS_TYPE_SNOC: |
| 2060 | ret = pld_snoc_socinfo_get_serial_number(dev); |
| 2061 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2062 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Yuanyuan Liu | f97e822 | 2016-09-21 10:31:38 -0700 | [diff] [blame] | 2063 | case PLD_BUS_TYPE_PCIE: |
| 2064 | pr_err("Not supported on type %d\n", type); |
| 2065 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2066 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 2067 | break; |
Yuanyuan Liu | f97e822 | 2016-09-21 10:31:38 -0700 | [diff] [blame] | 2068 | default: |
| 2069 | pr_err("Invalid device type %d\n", type); |
| 2070 | break; |
| 2071 | } |
| 2072 | |
| 2073 | return ret; |
| 2074 | } |
Komal Seelam | 355b147 | 2016-09-02 14:36:21 +0530 | [diff] [blame] | 2075 | |
Hardik Kantilal Patel | 9689e93 | 2016-10-18 19:02:39 +0530 | [diff] [blame] | 2076 | /** |
| 2077 | * pld_is_qmi_disable() - Check QMI support is present or not |
| 2078 | * @dev: device |
| 2079 | * |
| 2080 | * Return: 1 QMI is not supported |
| 2081 | * 0 QMI is supported |
| 2082 | * Non zero failure code for errors |
| 2083 | */ |
| 2084 | int pld_is_qmi_disable(struct device *dev) |
| 2085 | { |
| 2086 | int ret = 0; |
| 2087 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2088 | |
| 2089 | switch (type) { |
| 2090 | case PLD_BUS_TYPE_SNOC: |
Sarada Prasanna Garnayak | f04667a | 2017-10-16 11:54:36 +0530 | [diff] [blame] | 2091 | ret = pld_snoc_is_qmi_disable(dev); |
Hardik Kantilal Patel | 9689e93 | 2016-10-18 19:02:39 +0530 | [diff] [blame] | 2092 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2093 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 2094 | break; |
| 2095 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
Hardik Kantilal Patel | 9689e93 | 2016-10-18 19:02:39 +0530 | [diff] [blame] | 2096 | case PLD_BUS_TYPE_PCIE: |
| 2097 | case PLD_BUS_TYPE_SDIO: |
| 2098 | pr_err("Not supported on type %d\n", type); |
| 2099 | ret = -EINVAL; |
| 2100 | break; |
| 2101 | default: |
| 2102 | pr_err("Invalid device type %d\n", type); |
| 2103 | ret = -EINVAL; |
| 2104 | break; |
| 2105 | } |
| 2106 | |
| 2107 | return ret; |
| 2108 | } |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2109 | |
| 2110 | /** |
Yuanyuan Liu | e470977 | 2018-09-05 14:57:46 -0700 | [diff] [blame] | 2111 | * pld_is_fw_down() - Check WLAN fw is down or not |
| 2112 | * |
| 2113 | * @dev: device |
| 2114 | * |
| 2115 | * This API will be called to check if WLAN FW is down or not. |
| 2116 | * |
Jayachandran Sreekumaran | 1438216 | 2018-12-19 13:43:40 +0530 | [diff] [blame] | 2117 | * Return: 0 FW is not down |
| 2118 | * Otherwise FW is down |
Yuanyuan Liu | 46dc5cd | 2018-09-20 18:02:53 -0700 | [diff] [blame] | 2119 | * Always return 0 for unsupported bus type |
Yuanyuan Liu | e470977 | 2018-09-05 14:57:46 -0700 | [diff] [blame] | 2120 | */ |
| 2121 | int pld_is_fw_down(struct device *dev) |
| 2122 | { |
| 2123 | int ret = 0; |
| 2124 | enum pld_bus_type type = pld_get_bus_type(dev); |
Jayachandran Sreekumaran | df55301 | 2019-04-11 17:00:36 +0530 | [diff] [blame] | 2125 | struct device *ifdev; |
Yuanyuan Liu | e470977 | 2018-09-05 14:57:46 -0700 | [diff] [blame] | 2126 | |
| 2127 | switch (type) { |
| 2128 | case PLD_BUS_TYPE_SNOC: |
| 2129 | ret = pld_snoc_is_fw_down(dev); |
| 2130 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2131 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 2132 | ret = pld_snoc_fw_sim_is_fw_down(dev); |
| 2133 | break; |
| 2134 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2135 | break; |
Yuanyuan Liu | 46dc5cd | 2018-09-20 18:02:53 -0700 | [diff] [blame] | 2136 | case PLD_BUS_TYPE_PCIE: |
Yue Ma | 9c0e480 | 2018-09-11 15:34:06 -0700 | [diff] [blame] | 2137 | ret = pld_pcie_is_fw_down(dev); |
| 2138 | break; |
Yuanyuan Liu | 46dc5cd | 2018-09-20 18:02:53 -0700 | [diff] [blame] | 2139 | case PLD_BUS_TYPE_SDIO: |
Jayachandran Sreekumaran | 1438216 | 2018-12-19 13:43:40 +0530 | [diff] [blame] | 2140 | break; |
Yuanyuan Liu | 46dc5cd | 2018-09-20 18:02:53 -0700 | [diff] [blame] | 2141 | case PLD_BUS_TYPE_USB: |
Jayachandran Sreekumaran | df55301 | 2019-04-11 17:00:36 +0530 | [diff] [blame] | 2142 | ifdev = pld_get_if_dev(dev); |
| 2143 | ret = pld_usb_is_fw_down(ifdev); |
Yuanyuan Liu | 46dc5cd | 2018-09-20 18:02:53 -0700 | [diff] [blame] | 2144 | break; |
Yuanyuan Liu | e470977 | 2018-09-05 14:57:46 -0700 | [diff] [blame] | 2145 | default: |
| 2146 | pr_err("Invalid device type %d\n", type); |
| 2147 | ret = -EINVAL; |
| 2148 | break; |
| 2149 | } |
| 2150 | |
| 2151 | return ret; |
| 2152 | } |
| 2153 | |
| 2154 | /** |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2155 | * pld_force_assert_target() - Send a force assert to FW. |
| 2156 | * This can use various sideband requests available at platform to |
| 2157 | * initiate a FW assert. |
| 2158 | * @dev: device |
| 2159 | * |
| 2160 | * Return: 0 if force assert of target was triggered successfully |
| 2161 | * Non zero failure code for errors |
| 2162 | */ |
| 2163 | int pld_force_assert_target(struct device *dev) |
| 2164 | { |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2165 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2166 | |
| 2167 | switch (type) { |
| 2168 | case PLD_BUS_TYPE_SNOC: |
Dustin Brown | 100201e | 2017-07-10 11:48:40 -0700 | [diff] [blame] | 2169 | return pld_snoc_force_assert_target(dev); |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2170 | case PLD_BUS_TYPE_PCIE: |
Dustin Brown | 100201e | 2017-07-10 11:48:40 -0700 | [diff] [blame] | 2171 | return pld_pcie_force_assert_target(dev); |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2172 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2173 | return -EOPNOTSUPP; |
| 2174 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2175 | case PLD_BUS_TYPE_SDIO: |
Dustin Brown | 100201e | 2017-07-10 11:48:40 -0700 | [diff] [blame] | 2176 | return -EINVAL; |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2177 | default: |
| 2178 | pr_err("Invalid device type %d\n", type); |
Dustin Brown | 100201e | 2017-07-10 11:48:40 -0700 | [diff] [blame] | 2179 | return -EINVAL; |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2180 | } |
Sameer Thalappil | ac5d26e | 2017-01-10 15:32:58 -0800 | [diff] [blame] | 2181 | } |
Liangwei Dong | 95d6c37 | 2017-07-05 02:00:01 -0400 | [diff] [blame] | 2182 | |
| 2183 | /** |
Yuanyuan Liu | 3ab5531 | 2018-12-03 15:41:02 -0800 | [diff] [blame] | 2184 | * pld_collect_rddm() - Collect ramdump before FW assert. |
| 2185 | * This can used to collect ramdump before FW assert. |
| 2186 | * @dev: device |
| 2187 | * |
| 2188 | * Return: 0 if ramdump is collected successfully |
| 2189 | * Non zero failure code for errors |
| 2190 | */ |
| 2191 | int pld_collect_rddm(struct device *dev) |
| 2192 | { |
| 2193 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2194 | |
| 2195 | switch (type) { |
| 2196 | case PLD_BUS_TYPE_PCIE: |
| 2197 | return pld_pcie_collect_rddm(dev); |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2198 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2199 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yuanyuan Liu | 3ab5531 | 2018-12-03 15:41:02 -0800 | [diff] [blame] | 2200 | case PLD_BUS_TYPE_SNOC: |
| 2201 | case PLD_BUS_TYPE_SDIO: |
Ajit Pal Singh | 10372fa | 2019-04-05 16:22:06 +0530 | [diff] [blame] | 2202 | case PLD_BUS_TYPE_USB: |
Yuanyuan Liu | 3ab5531 | 2018-12-03 15:41:02 -0800 | [diff] [blame] | 2203 | return 0; |
| 2204 | default: |
| 2205 | pr_err("Invalid device type %d\n", type); |
| 2206 | return -EINVAL; |
| 2207 | } |
| 2208 | } |
| 2209 | |
| 2210 | /** |
Yue Ma | a36c0f1 | 2019-08-22 13:47:17 -0700 | [diff] [blame] | 2211 | * pld_qmi_send_get() - Indicate certain data to be sent over QMI |
| 2212 | * @dev: device pointer |
| 2213 | * |
| 2214 | * This API can be used to indicate certain data to be sent over QMI. |
| 2215 | * pld_qmi_send() is expected to be called later. |
| 2216 | * |
| 2217 | * Return: 0 for success |
| 2218 | * Non zero failure code for errors |
| 2219 | */ |
| 2220 | int pld_qmi_send_get(struct device *dev) |
| 2221 | { |
| 2222 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2223 | |
| 2224 | switch (type) { |
| 2225 | case PLD_BUS_TYPE_PCIE: |
| 2226 | return pld_pcie_qmi_send_get(dev); |
| 2227 | case PLD_BUS_TYPE_SNOC: |
| 2228 | case PLD_BUS_TYPE_SDIO: |
| 2229 | case PLD_BUS_TYPE_USB: |
| 2230 | return 0; |
| 2231 | default: |
| 2232 | pr_err("Invalid device type %d\n", type); |
| 2233 | return -EINVAL; |
| 2234 | } |
| 2235 | } |
| 2236 | |
| 2237 | /** |
| 2238 | * pld_qmi_send_put() - Indicate response sent over QMI has been processed |
| 2239 | * @dev: device pointer |
| 2240 | * |
| 2241 | * This API can be used to indicate response of the data sent over QMI has |
| 2242 | * been processed. |
| 2243 | * |
| 2244 | * Return: 0 for success |
| 2245 | * Non zero failure code for errors |
| 2246 | */ |
| 2247 | int pld_qmi_send_put(struct device *dev) |
| 2248 | { |
| 2249 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2250 | |
| 2251 | switch (type) { |
| 2252 | case PLD_BUS_TYPE_PCIE: |
| 2253 | return pld_pcie_qmi_send_put(dev); |
| 2254 | case PLD_BUS_TYPE_SNOC: |
| 2255 | case PLD_BUS_TYPE_SDIO: |
| 2256 | case PLD_BUS_TYPE_USB: |
| 2257 | return 0; |
| 2258 | default: |
| 2259 | pr_err("Invalid device type %d\n", type); |
| 2260 | return -EINVAL; |
| 2261 | } |
| 2262 | } |
| 2263 | |
| 2264 | /** |
| 2265 | * pld_qmi_send() - Send data request over QMI |
| 2266 | * @dev: device pointer |
| 2267 | * @type: type of the send data operation |
| 2268 | * @cmd: buffer pointer of send data request command |
| 2269 | * @cmd_len: size of the command buffer |
| 2270 | * @cb_ctx: context pointer if any to pass back in callback |
| 2271 | * @cb: callback pointer to pass response back |
| 2272 | * |
| 2273 | * This API can be used to send data request over QMI. |
| 2274 | * |
| 2275 | * Return: 0 if data request sends successfully |
| 2276 | * Non zero failure code for errors |
| 2277 | */ |
| 2278 | int pld_qmi_send(struct device *dev, int type, void *cmd, |
| 2279 | int cmd_len, void *cb_ctx, |
| 2280 | int (*cb)(void *ctx, void *event, int event_len)) |
| 2281 | { |
| 2282 | enum pld_bus_type bus_type = pld_get_bus_type(dev); |
| 2283 | |
| 2284 | switch (bus_type) { |
| 2285 | case PLD_BUS_TYPE_PCIE: |
| 2286 | return pld_pcie_qmi_send(dev, type, cmd, cmd_len, cb_ctx, cb); |
| 2287 | case PLD_BUS_TYPE_SNOC: |
| 2288 | case PLD_BUS_TYPE_SDIO: |
| 2289 | case PLD_BUS_TYPE_USB: |
| 2290 | return -EINVAL; |
| 2291 | default: |
| 2292 | pr_err("Invalid device type %d\n", bus_type); |
| 2293 | return -EINVAL; |
| 2294 | } |
| 2295 | } |
| 2296 | |
| 2297 | /** |
Liangwei Dong | 95d6c37 | 2017-07-05 02:00:01 -0400 | [diff] [blame] | 2298 | * pld_is_fw_dump_skipped() - get fw dump skipped status. |
| 2299 | * The subsys ssr status help the driver to decide whether to skip |
| 2300 | * the FW memory dump when FW assert. |
| 2301 | * For SDIO case, the memory dump progress takes 1 minutes to |
| 2302 | * complete, which is not acceptable in SSR enabled. |
| 2303 | * |
| 2304 | * Return: true if need to skip FW dump. |
| 2305 | */ |
| 2306 | bool pld_is_fw_dump_skipped(struct device *dev) |
| 2307 | { |
| 2308 | bool ret = false; |
| 2309 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2310 | |
| 2311 | switch (type) { |
| 2312 | case PLD_BUS_TYPE_SDIO: |
| 2313 | ret = pld_sdio_is_fw_dump_skipped(); |
| 2314 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2315 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2316 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Liangwei Dong | 95d6c37 | 2017-07-05 02:00:01 -0400 | [diff] [blame] | 2317 | default: |
| 2318 | break; |
| 2319 | } |
| 2320 | return ret; |
| 2321 | } |
jitiphil | 0e3b592 | 2018-07-24 18:43:50 +0530 | [diff] [blame] | 2322 | |
Vevek Venkatesan | 789b6b3 | 2019-04-15 13:05:10 +0530 | [diff] [blame] | 2323 | int pld_is_pdr(struct device *dev) |
| 2324 | { |
| 2325 | int ret = 0; |
| 2326 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2327 | |
| 2328 | switch (type) { |
| 2329 | case PLD_BUS_TYPE_SNOC: |
| 2330 | ret = pld_snoc_is_pdr(); |
| 2331 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2332 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2333 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Vevek Venkatesan | 789b6b3 | 2019-04-15 13:05:10 +0530 | [diff] [blame] | 2334 | default: |
| 2335 | break; |
| 2336 | } |
| 2337 | return ret; |
| 2338 | } |
| 2339 | |
jitiphil | 0e3b592 | 2018-07-24 18:43:50 +0530 | [diff] [blame] | 2340 | int pld_is_fw_rejuvenate(struct device *dev) |
| 2341 | { |
| 2342 | int ret = 0; |
| 2343 | enum pld_bus_type type = pld_get_bus_type(dev); |
| 2344 | |
| 2345 | switch (type) { |
| 2346 | case PLD_BUS_TYPE_SNOC: |
| 2347 | ret = pld_snoc_is_fw_rejuvenate(); |
| 2348 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2349 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2350 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
jitiphil | 0e3b592 | 2018-07-24 18:43:50 +0530 | [diff] [blame] | 2351 | default: |
| 2352 | break; |
| 2353 | } |
| 2354 | return ret; |
| 2355 | } |
Yu Ouyang | 58648a5 | 2018-11-01 11:18:15 +0800 | [diff] [blame] | 2356 | |
| 2357 | bool pld_have_platform_driver_support(struct device *dev) |
| 2358 | { |
| 2359 | bool ret = false; |
| 2360 | |
| 2361 | switch (pld_get_bus_type(dev)) { |
| 2362 | case PLD_BUS_TYPE_PCIE: |
| 2363 | ret = pld_pcie_platform_driver_support(); |
| 2364 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2365 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2366 | ret = true; |
| 2367 | break; |
| 2368 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
Yu Ouyang | 58648a5 | 2018-11-01 11:18:15 +0800 | [diff] [blame] | 2369 | case PLD_BUS_TYPE_SNOC: |
| 2370 | break; |
| 2371 | case PLD_BUS_TYPE_SDIO: |
| 2372 | ret = pld_sdio_platform_driver_support(); |
| 2373 | break; |
| 2374 | default: |
| 2375 | pr_err("Invalid device type\n"); |
| 2376 | break; |
| 2377 | } |
| 2378 | |
| 2379 | return ret; |
| 2380 | } |
| 2381 | |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2382 | int pld_idle_shutdown(struct device *dev, |
| 2383 | int (*shutdown_cb)(struct device *dev)) |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2384 | { |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2385 | int errno = -EINVAL; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2386 | enum pld_bus_type type; |
| 2387 | |
| 2388 | if (!shutdown_cb) |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2389 | return -EINVAL; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2390 | |
| 2391 | type = pld_get_bus_type(dev); |
| 2392 | switch (type) { |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2393 | case PLD_BUS_TYPE_SDIO: |
| 2394 | case PLD_BUS_TYPE_USB: |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2395 | case PLD_BUS_TYPE_SNOC: |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2396 | errno = shutdown_cb(dev); |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2397 | break; |
Rajeev Kumar | 588a254 | 2019-04-08 10:57:19 -0700 | [diff] [blame] | 2398 | case PLD_BUS_TYPE_PCIE: |
| 2399 | errno = pld_pcie_idle_shutdown(dev); |
| 2400 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2401 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2402 | errno = pld_pcie_fw_sim_idle_shutdown(dev); |
| 2403 | break; |
| 2404 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 2405 | errno = pld_snoc_fw_sim_idle_shutdown(dev); |
| 2406 | break; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2407 | default: |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2408 | pr_err("Invalid device type %d\n", type); |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2409 | break; |
| 2410 | } |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2411 | |
| 2412 | return errno; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2413 | } |
| 2414 | |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2415 | int pld_idle_restart(struct device *dev, |
| 2416 | int (*restart_cb)(struct device *dev)) |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2417 | { |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2418 | int errno = -EINVAL; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2419 | enum pld_bus_type type; |
| 2420 | |
| 2421 | if (!restart_cb) |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2422 | return -EINVAL; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2423 | |
| 2424 | type = pld_get_bus_type(dev); |
| 2425 | switch (type) { |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2426 | case PLD_BUS_TYPE_SDIO: |
| 2427 | case PLD_BUS_TYPE_USB: |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2428 | case PLD_BUS_TYPE_SNOC: |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2429 | errno = restart_cb(dev); |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2430 | break; |
Rajeev Kumar | 588a254 | 2019-04-08 10:57:19 -0700 | [diff] [blame] | 2431 | case PLD_BUS_TYPE_PCIE: |
| 2432 | errno = pld_pcie_idle_restart(dev); |
| 2433 | break; |
Naman Padhiar | c52e7fd | 2019-06-23 01:21:42 +0530 | [diff] [blame^] | 2434 | case PLD_BUS_TYPE_PCIE_FW_SIM: |
| 2435 | errno = pld_pcie_fw_sim_idle_restart(dev); |
| 2436 | break; |
| 2437 | case PLD_BUS_TYPE_SNOC_FW_SIM: |
| 2438 | errno = pld_snoc_fw_sim_idle_restart(dev); |
| 2439 | break; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2440 | default: |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2441 | pr_err("Invalid device type %d\n", type); |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2442 | break; |
| 2443 | } |
Rajeev Kumar | 473f9af | 2019-04-05 14:25:56 -0700 | [diff] [blame] | 2444 | |
| 2445 | return errno; |
Rajeev Kumar | e01118e | 2019-04-08 10:31:41 -0700 | [diff] [blame] | 2446 | } |