Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Marvell Wireless LAN device driver: commands and events |
| 3 | * |
Xinming Hu | 65da33f | 2014-06-19 21:38:57 -0700 | [diff] [blame] | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 5 | * |
| 6 | * This software file (the "File") is distributed by Marvell International |
| 7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 |
| 8 | * (the "License"). You may use, redistribute and/or modify this File in |
| 9 | * accordance with the terms and conditions of the License, a copy of which |
| 10 | * is available by writing to the Free Software Foundation, Inc., |
| 11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the |
| 12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. |
| 13 | * |
| 14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE |
| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE |
| 16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about |
| 17 | * this warranty disclaimer. |
| 18 | */ |
| 19 | |
| 20 | #include "decl.h" |
| 21 | #include "ioctl.h" |
| 22 | #include "util.h" |
| 23 | #include "fw.h" |
| 24 | #include "main.h" |
| 25 | #include "wmm.h" |
| 26 | #include "11n.h" |
Yogesh Ashok Powar | a5f3905 | 2013-02-15 21:44:30 -0800 | [diff] [blame] | 27 | #include "11ac.h" |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 28 | |
| 29 | /* |
| 30 | * This function initializes a command node. |
| 31 | * |
| 32 | * The actual allocation of the node is not done by this function. It only |
| 33 | * initiates a node by filling it with default parameters. Similarly, |
| 34 | * allocation of the different buffers used (IOCTL buffer, data buffer) are |
| 35 | * not done by this function either. |
| 36 | */ |
| 37 | static void |
| 38 | mwifiex_init_cmd_node(struct mwifiex_private *priv, |
| 39 | struct cmd_ctrl_node *cmd_node, |
Bing Zhao | fa0ecbb | 2014-02-27 19:35:12 -0800 | [diff] [blame] | 40 | u32 cmd_oid, void *data_buf, bool sync) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 41 | { |
| 42 | cmd_node->priv = priv; |
| 43 | cmd_node->cmd_oid = cmd_oid; |
Bing Zhao | fa0ecbb | 2014-02-27 19:35:12 -0800 | [diff] [blame] | 44 | if (sync) { |
| 45 | cmd_node->wait_q_enabled = true; |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 46 | cmd_node->cmd_wait_q_woken = false; |
| 47 | cmd_node->condition = &cmd_node->cmd_wait_q_woken; |
| 48 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 49 | cmd_node->data_buf = data_buf; |
| 50 | cmd_node->cmd_skb = cmd_node->skb; |
| 51 | } |
| 52 | |
| 53 | /* |
| 54 | * This function returns a command node from the free queue depending upon |
| 55 | * availability. |
| 56 | */ |
| 57 | static struct cmd_ctrl_node * |
| 58 | mwifiex_get_cmd_node(struct mwifiex_adapter *adapter) |
| 59 | { |
| 60 | struct cmd_ctrl_node *cmd_node; |
| 61 | unsigned long flags; |
| 62 | |
| 63 | spin_lock_irqsave(&adapter->cmd_free_q_lock, flags); |
| 64 | if (list_empty(&adapter->cmd_free_q)) { |
| 65 | dev_err(adapter->dev, "GET_CMD_NODE: cmd node not available\n"); |
| 66 | spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags); |
| 67 | return NULL; |
| 68 | } |
| 69 | cmd_node = list_first_entry(&adapter->cmd_free_q, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 70 | struct cmd_ctrl_node, list); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 71 | list_del(&cmd_node->list); |
| 72 | spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags); |
| 73 | |
| 74 | return cmd_node; |
| 75 | } |
| 76 | |
| 77 | /* |
| 78 | * This function cleans up a command node. |
| 79 | * |
| 80 | * The function resets the fields including the buffer pointers. |
| 81 | * This function does not try to free the buffers. They must be |
| 82 | * freed before calling this function. |
| 83 | * |
| 84 | * This function will however call the receive completion callback |
| 85 | * in case a response buffer is still available before resetting |
| 86 | * the pointer. |
| 87 | */ |
| 88 | static void |
| 89 | mwifiex_clean_cmd_node(struct mwifiex_adapter *adapter, |
| 90 | struct cmd_ctrl_node *cmd_node) |
| 91 | { |
| 92 | cmd_node->cmd_oid = 0; |
| 93 | cmd_node->cmd_flag = 0; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 94 | cmd_node->data_buf = NULL; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 95 | cmd_node->wait_q_enabled = false; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 96 | |
Amitkumar Karwar | 5cf8099 | 2011-09-21 21:43:25 -0700 | [diff] [blame] | 97 | if (cmd_node->cmd_skb) |
| 98 | skb_trim(cmd_node->cmd_skb, 0); |
| 99 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 100 | if (cmd_node->resp_skb) { |
Amitkumar Karwar | d930fae | 2011-10-11 17:41:21 -0700 | [diff] [blame] | 101 | adapter->if_ops.cmdrsp_complete(adapter, cmd_node->resp_skb); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 102 | cmd_node->resp_skb = NULL; |
| 103 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | /* |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 107 | * This function sends a host command to the firmware. |
| 108 | * |
| 109 | * The function copies the host command into the driver command |
| 110 | * buffer, which will be transferred to the firmware later by the |
| 111 | * main thread. |
| 112 | */ |
| 113 | static int mwifiex_cmd_host_cmd(struct mwifiex_private *priv, |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 114 | struct host_cmd_ds_command *cmd, |
| 115 | struct mwifiex_ds_misc_cmd *pcmd_ptr) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 116 | { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 117 | /* Copy the HOST command to command buffer */ |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 118 | memcpy(cmd, pcmd_ptr->cmd, pcmd_ptr->len); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 119 | dev_dbg(priv->adapter->dev, "cmd: host cmd size = %d\n", pcmd_ptr->len); |
| 120 | return 0; |
| 121 | } |
| 122 | |
| 123 | /* |
| 124 | * This function downloads a command to the firmware. |
| 125 | * |
| 126 | * The function performs sanity tests, sets the command sequence |
| 127 | * number and size, converts the header fields to CPU format before |
| 128 | * sending. Afterwards, it logs the command ID and action for debugging |
| 129 | * and sets up the command timeout timer. |
| 130 | */ |
| 131 | static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, |
| 132 | struct cmd_ctrl_node *cmd_node) |
| 133 | { |
| 134 | |
| 135 | struct mwifiex_adapter *adapter = priv->adapter; |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 136 | int ret; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 137 | struct host_cmd_ds_command *host_cmd; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 138 | uint16_t cmd_code; |
| 139 | uint16_t cmd_size; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 140 | unsigned long flags; |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 141 | __le32 tmp; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 142 | |
| 143 | if (!adapter || !cmd_node) |
| 144 | return -1; |
| 145 | |
| 146 | host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 147 | |
| 148 | /* Sanity test */ |
| 149 | if (host_cmd == NULL || host_cmd->size == 0) { |
| 150 | dev_err(adapter->dev, "DNLD_CMD: host_cmd is null" |
| 151 | " or cmd size is 0, not sending\n"); |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 152 | if (cmd_node->wait_q_enabled) |
| 153 | adapter->cmd_wait_q.status = -1; |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 154 | mwifiex_recycle_cmd_node(adapter, cmd_node); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 155 | return -1; |
| 156 | } |
| 157 | |
Bing Zhao | a3e240c | 2013-03-15 18:47:06 -0700 | [diff] [blame] | 158 | cmd_code = le16_to_cpu(host_cmd->command); |
| 159 | cmd_size = le16_to_cpu(host_cmd->size); |
| 160 | |
| 161 | if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET && |
| 162 | cmd_code != HostCmd_CMD_FUNC_SHUTDOWN && |
| 163 | cmd_code != HostCmd_CMD_FUNC_INIT) { |
| 164 | dev_err(adapter->dev, |
| 165 | "DNLD_CMD: FW in reset state, ignore cmd %#x\n", |
| 166 | cmd_code); |
Amitkumar Karwar | ace2735 | 2014-02-27 19:35:16 -0800 | [diff] [blame] | 167 | if (cmd_node->wait_q_enabled) |
| 168 | mwifiex_complete_cmd(adapter, cmd_node); |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 169 | mwifiex_recycle_cmd_node(adapter, cmd_node); |
Amitkumar Karwar | ace2735 | 2014-02-27 19:35:16 -0800 | [diff] [blame] | 170 | queue_work(adapter->workqueue, &adapter->main_work); |
Bing Zhao | a3e240c | 2013-03-15 18:47:06 -0700 | [diff] [blame] | 171 | return -1; |
| 172 | } |
| 173 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 174 | /* Set command sequence number */ |
| 175 | adapter->seq_num++; |
| 176 | host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 177 | (adapter->seq_num, |
| 178 | cmd_node->priv->bss_num, |
| 179 | cmd_node->priv->bss_type)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 180 | |
| 181 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); |
| 182 | adapter->curr_cmd = cmd_node; |
| 183 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); |
| 184 | |
Stone Piao | da25186 | 2012-08-22 20:26:31 -0700 | [diff] [blame] | 185 | /* Adjust skb length */ |
| 186 | if (cmd_node->cmd_skb->len > cmd_size) |
| 187 | /* |
| 188 | * cmd_size is less than sizeof(struct host_cmd_ds_command). |
| 189 | * Trim off the unused portion. |
| 190 | */ |
| 191 | skb_trim(cmd_node->cmd_skb, cmd_size); |
| 192 | else if (cmd_node->cmd_skb->len < cmd_size) |
| 193 | /* |
| 194 | * cmd_size is larger than sizeof(struct host_cmd_ds_command) |
| 195 | * because we have appended custom IE TLV. Increase skb length |
| 196 | * accordingly. |
| 197 | */ |
| 198 | skb_put(cmd_node->cmd_skb, cmd_size - cmd_node->cmd_skb->len); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 199 | |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 200 | dev_dbg(adapter->dev, |
| 201 | "cmd: DNLD_CMD: %#x, act %#x, len %d, seqno %#x\n", cmd_code, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 202 | le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size, |
| 203 | le16_to_cpu(host_cmd->seq_num)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 204 | |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 205 | if (adapter->iface_type == MWIFIEX_USB) { |
| 206 | tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); |
| 207 | skb_push(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); |
| 208 | memcpy(cmd_node->cmd_skb->data, &tmp, MWIFIEX_TYPE_LEN); |
| 209 | adapter->cmd_sent = true; |
| 210 | ret = adapter->if_ops.host_to_card(adapter, |
| 211 | MWIFIEX_USB_EP_CMD_EVENT, |
| 212 | cmd_node->cmd_skb, NULL); |
| 213 | skb_pull(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); |
| 214 | if (ret == -EBUSY) |
| 215 | cmd_node->cmd_skb = NULL; |
| 216 | } else { |
| 217 | skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN); |
| 218 | ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, |
| 219 | cmd_node->cmd_skb, NULL); |
| 220 | skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN); |
| 221 | } |
Bing Zhao | 18bf9657 | 2011-04-06 16:46:55 -0700 | [diff] [blame] | 222 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 223 | if (ret == -1) { |
| 224 | dev_err(adapter->dev, "DNLD_CMD: host to card failed\n"); |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 225 | if (adapter->iface_type == MWIFIEX_USB) |
| 226 | adapter->cmd_sent = false; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 227 | if (cmd_node->wait_q_enabled) |
| 228 | adapter->cmd_wait_q.status = -1; |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 229 | mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 230 | |
| 231 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); |
| 232 | adapter->curr_cmd = NULL; |
| 233 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); |
| 234 | |
| 235 | adapter->dbg.num_cmd_host_to_card_failure++; |
| 236 | return -1; |
| 237 | } |
| 238 | |
| 239 | /* Save the last command id and action to debug log */ |
| 240 | adapter->dbg.last_cmd_index = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 241 | (adapter->dbg.last_cmd_index + 1) % DBG_CMD_NUM; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 242 | adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index] = cmd_code; |
| 243 | adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index] = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 244 | le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 245 | |
| 246 | /* Clear BSS_NO_BITS from HostCmd */ |
| 247 | cmd_code &= HostCmd_CMD_ID_MASK; |
| 248 | |
| 249 | /* Setup the timer after transmit command */ |
| 250 | mod_timer(&adapter->cmd_timer, |
Bing Zhao | 4587eea | 2013-04-19 17:44:44 -0700 | [diff] [blame] | 251 | jiffies + msecs_to_jiffies(MWIFIEX_TIMER_10S)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 252 | |
| 253 | return 0; |
| 254 | } |
| 255 | |
| 256 | /* |
| 257 | * This function downloads a sleep confirm command to the firmware. |
| 258 | * |
| 259 | * The function performs sanity tests, sets the command sequence |
| 260 | * number and size, converts the header fields to CPU format before |
| 261 | * sending. |
| 262 | * |
| 263 | * No responses are needed for sleep confirm command. |
| 264 | */ |
| 265 | static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) |
| 266 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 267 | int ret; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 268 | struct mwifiex_private *priv; |
Amitkumar Karwar | 7cc5eb6 | 2011-05-09 19:00:18 -0700 | [diff] [blame] | 269 | struct mwifiex_opt_sleep_confirm *sleep_cfm_buf = |
| 270 | (struct mwifiex_opt_sleep_confirm *) |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 271 | adapter->sleep_cfm->data; |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 272 | struct sk_buff *sleep_cfm_tmp; |
| 273 | __le32 tmp; |
| 274 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 275 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 276 | |
Amitkumar Karwar | b49f639 | 2014-03-25 19:01:19 -0700 | [diff] [blame] | 277 | adapter->seq_num++; |
Amitkumar Karwar | 7cc5eb6 | 2011-05-09 19:00:18 -0700 | [diff] [blame] | 278 | sleep_cfm_buf->seq_num = |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 279 | cpu_to_le16((HostCmd_SET_SEQ_NO_BSS_INFO |
| 280 | (adapter->seq_num, priv->bss_num, |
| 281 | priv->bss_type))); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 282 | |
Bing Zhao | 363c1b4 | 2014-06-19 21:38:58 -0700 | [diff] [blame] | 283 | dev_dbg(adapter->dev, |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 284 | "cmd: DNLD_CMD: %#x, act %#x, len %d, seqno %#x\n", |
| 285 | le16_to_cpu(sleep_cfm_buf->command), |
Bing Zhao | 363c1b4 | 2014-06-19 21:38:58 -0700 | [diff] [blame] | 286 | le16_to_cpu(sleep_cfm_buf->action), |
| 287 | le16_to_cpu(sleep_cfm_buf->size), |
| 288 | le16_to_cpu(sleep_cfm_buf->seq_num)); |
| 289 | |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 290 | if (adapter->iface_type == MWIFIEX_USB) { |
| 291 | sleep_cfm_tmp = |
| 292 | dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm) |
| 293 | + MWIFIEX_TYPE_LEN); |
| 294 | skb_put(sleep_cfm_tmp, sizeof(struct mwifiex_opt_sleep_confirm) |
| 295 | + MWIFIEX_TYPE_LEN); |
| 296 | tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); |
| 297 | memcpy(sleep_cfm_tmp->data, &tmp, MWIFIEX_TYPE_LEN); |
| 298 | memcpy(sleep_cfm_tmp->data + MWIFIEX_TYPE_LEN, |
| 299 | adapter->sleep_cfm->data, |
| 300 | sizeof(struct mwifiex_opt_sleep_confirm)); |
| 301 | ret = adapter->if_ops.host_to_card(adapter, |
| 302 | MWIFIEX_USB_EP_CMD_EVENT, |
| 303 | sleep_cfm_tmp, NULL); |
| 304 | if (ret != -EBUSY) |
| 305 | dev_kfree_skb_any(sleep_cfm_tmp); |
| 306 | } else { |
| 307 | skb_push(adapter->sleep_cfm, INTF_HEADER_LEN); |
| 308 | ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, |
| 309 | adapter->sleep_cfm, NULL); |
| 310 | skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN); |
| 311 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 312 | |
| 313 | if (ret == -1) { |
| 314 | dev_err(adapter->dev, "SLEEP_CFM: failed\n"); |
| 315 | adapter->dbg.num_cmd_sleep_cfm_host_to_card_failure++; |
| 316 | return -1; |
| 317 | } |
| 318 | if (GET_BSS_ROLE(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY)) |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 319 | == MWIFIEX_BSS_ROLE_STA) { |
Ujjal Roy | 4348d08 | 2013-12-02 23:17:48 -0800 | [diff] [blame] | 320 | if (!le16_to_cpu(sleep_cfm_buf->resp_ctrl)) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 321 | /* Response is not needed for sleep |
| 322 | confirm command */ |
| 323 | adapter->ps_state = PS_STATE_SLEEP; |
| 324 | else |
| 325 | adapter->ps_state = PS_STATE_SLEEP_CFM; |
| 326 | |
Ujjal Roy | 4348d08 | 2013-12-02 23:17:48 -0800 | [diff] [blame] | 327 | if (!le16_to_cpu(sleep_cfm_buf->resp_ctrl) && |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 328 | (adapter->is_hs_configured && |
| 329 | !adapter->sleep_period.period)) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 330 | adapter->pm_wakeup_card_req = true; |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 331 | mwifiex_hs_activated_event(mwifiex_get_priv |
| 332 | (adapter, MWIFIEX_BSS_ROLE_STA), true); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 333 | } |
| 334 | } |
| 335 | |
| 336 | return ret; |
| 337 | } |
| 338 | |
| 339 | /* |
| 340 | * This function allocates the command buffers and links them to |
| 341 | * the command free queue. |
| 342 | * |
| 343 | * The driver uses a pre allocated number of command buffers, which |
| 344 | * are created at driver initializations and freed at driver cleanup. |
| 345 | * Every command needs to obtain a command buffer from this pool before |
| 346 | * it can be issued. The command free queue lists the command buffers |
| 347 | * currently free to use, while the command pending queue lists the |
| 348 | * command buffers already in use and awaiting handling. Command buffers |
| 349 | * are returned to the free queue after use. |
| 350 | */ |
| 351 | int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter) |
| 352 | { |
| 353 | struct cmd_ctrl_node *cmd_array; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 354 | u32 i; |
| 355 | |
| 356 | /* Allocate and initialize struct cmd_ctrl_node */ |
Joe Perches | 0d2e7a5 | 2013-02-03 17:28:14 +0000 | [diff] [blame] | 357 | cmd_array = kcalloc(MWIFIEX_NUM_OF_CMD_BUFFER, |
| 358 | sizeof(struct cmd_ctrl_node), GFP_KERNEL); |
| 359 | if (!cmd_array) |
Christoph Fritz | b53575e | 2011-05-08 22:50:09 +0200 | [diff] [blame] | 360 | return -ENOMEM; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 361 | |
| 362 | adapter->cmd_pool = cmd_array; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 363 | |
| 364 | /* Allocate and initialize command buffers */ |
| 365 | for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) { |
| 366 | cmd_array[i].skb = dev_alloc_skb(MWIFIEX_SIZE_OF_CMD_BUFFER); |
| 367 | if (!cmd_array[i].skb) { |
| 368 | dev_err(adapter->dev, "ALLOC_CMD_BUF: out of memory\n"); |
| 369 | return -1; |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) |
| 374 | mwifiex_insert_cmd_to_free_q(adapter, &cmd_array[i]); |
| 375 | |
| 376 | return 0; |
| 377 | } |
| 378 | |
| 379 | /* |
| 380 | * This function frees the command buffers. |
| 381 | * |
| 382 | * The function calls the completion callback for all the command |
| 383 | * buffers that still have response buffers associated with them. |
| 384 | */ |
| 385 | int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter) |
| 386 | { |
| 387 | struct cmd_ctrl_node *cmd_array; |
| 388 | u32 i; |
| 389 | |
| 390 | /* Need to check if cmd pool is allocated or not */ |
| 391 | if (!adapter->cmd_pool) { |
| 392 | dev_dbg(adapter->dev, "info: FREE_CMD_BUF: cmd_pool is null\n"); |
| 393 | return 0; |
| 394 | } |
| 395 | |
| 396 | cmd_array = adapter->cmd_pool; |
| 397 | |
| 398 | /* Release shared memory buffers */ |
| 399 | for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) { |
| 400 | if (cmd_array[i].skb) { |
| 401 | dev_dbg(adapter->dev, "cmd: free cmd buffer %d\n", i); |
| 402 | dev_kfree_skb_any(cmd_array[i].skb); |
| 403 | } |
| 404 | if (!cmd_array[i].resp_skb) |
| 405 | continue; |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 406 | |
| 407 | if (adapter->iface_type == MWIFIEX_USB) |
| 408 | adapter->if_ops.cmdrsp_complete(adapter, |
| 409 | cmd_array[i].resp_skb); |
| 410 | else |
| 411 | dev_kfree_skb_any(cmd_array[i].resp_skb); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 412 | } |
| 413 | /* Release struct cmd_ctrl_node */ |
| 414 | if (adapter->cmd_pool) { |
| 415 | dev_dbg(adapter->dev, "cmd: free cmd pool\n"); |
| 416 | kfree(adapter->cmd_pool); |
| 417 | adapter->cmd_pool = NULL; |
| 418 | } |
| 419 | |
| 420 | return 0; |
| 421 | } |
| 422 | |
| 423 | /* |
| 424 | * This function handles events generated by firmware. |
| 425 | * |
| 426 | * Event body of events received from firmware are not used (though they are |
| 427 | * saved), only the event ID is used. Some events are re-invoked by |
| 428 | * the driver, with a new event body. |
| 429 | * |
| 430 | * After processing, the function calls the completion callback |
| 431 | * for cleanup. |
| 432 | */ |
| 433 | int mwifiex_process_event(struct mwifiex_adapter *adapter) |
| 434 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 435 | int ret; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 436 | struct mwifiex_private *priv = |
| 437 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 438 | struct sk_buff *skb = adapter->event_skb; |
| 439 | u32 eventcause = adapter->event_cause; |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 440 | struct mwifiex_rxinfo *rx_info; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 441 | |
| 442 | /* Save the last event to debug log */ |
| 443 | adapter->dbg.last_event_index = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 444 | (adapter->dbg.last_event_index + 1) % DBG_CMD_NUM; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 445 | adapter->dbg.last_event[adapter->dbg.last_event_index] = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 446 | (u16) eventcause; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 447 | |
| 448 | /* Get BSS number and corresponding priv */ |
| 449 | priv = mwifiex_get_priv_by_id(adapter, EVENT_GET_BSS_NUM(eventcause), |
| 450 | EVENT_GET_BSS_TYPE(eventcause)); |
| 451 | if (!priv) |
| 452 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 453 | /* Clear BSS_NO_BITS from event */ |
| 454 | eventcause &= EVENT_ID_MASK; |
| 455 | adapter->event_cause = eventcause; |
| 456 | |
| 457 | if (skb) { |
| 458 | rx_info = MWIFIEX_SKB_RXCB(skb); |
Amitkumar Karwar | 701a9e6 | 2014-07-01 14:39:04 -0700 | [diff] [blame] | 459 | memset(rx_info, 0, sizeof(*rx_info)); |
Yogesh Ashok Powar | 9da9a3b | 2012-01-11 20:06:11 -0800 | [diff] [blame] | 460 | rx_info->bss_num = priv->bss_num; |
| 461 | rx_info->bss_type = priv->bss_type; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 462 | } |
| 463 | |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 464 | dev_dbg(adapter->dev, "EVENT: cause: %#x\n", eventcause); |
Bing Zhao | 363c1b4 | 2014-06-19 21:38:58 -0700 | [diff] [blame] | 465 | if (eventcause == EVENT_PS_SLEEP || eventcause == EVENT_PS_AWAKE) { |
Avinash Patil | 0378538 | 2012-05-08 18:30:14 -0700 | [diff] [blame] | 466 | /* Handle PS_SLEEP/AWAKE events on STA */ |
| 467 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); |
| 468 | if (!priv) |
| 469 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 470 | } |
| 471 | |
Avinash Patil | 3d99d98 | 2012-08-03 18:06:06 -0700 | [diff] [blame] | 472 | if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) |
| 473 | ret = mwifiex_process_uap_event(priv); |
| 474 | else |
| 475 | ret = mwifiex_process_sta_event(priv); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 476 | |
| 477 | adapter->event_cause = 0; |
| 478 | adapter->event_skb = NULL; |
Amitkumar Karwar | d930fae | 2011-10-11 17:41:21 -0700 | [diff] [blame] | 479 | adapter->if_ops.event_complete(adapter, skb); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 480 | |
| 481 | return ret; |
| 482 | } |
| 483 | |
| 484 | /* |
Bing Zhao | fa0ecbb | 2014-02-27 19:35:12 -0800 | [diff] [blame] | 485 | * This function prepares a command and send it to the firmware. |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 486 | * |
| 487 | * Preparation includes - |
| 488 | * - Sanity tests to make sure the card is still present or the FW |
| 489 | * is not reset |
| 490 | * - Getting a new command node from the command free queue |
| 491 | * - Initializing the command node for default parameters |
| 492 | * - Fill up the non-default parameters and buffer pointers |
| 493 | * - Add the command to pending queue |
| 494 | */ |
Bing Zhao | fa0ecbb | 2014-02-27 19:35:12 -0800 | [diff] [blame] | 495 | int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no, |
| 496 | u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 497 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 498 | int ret; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 499 | struct mwifiex_adapter *adapter = priv->adapter; |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 500 | struct cmd_ctrl_node *cmd_node; |
| 501 | struct host_cmd_ds_command *cmd_ptr; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 502 | |
| 503 | if (!adapter) { |
| 504 | pr_err("PREP_CMD: adapter is NULL\n"); |
| 505 | return -1; |
| 506 | } |
| 507 | |
| 508 | if (adapter->is_suspended) { |
| 509 | dev_err(adapter->dev, "PREP_CMD: device in suspended state\n"); |
| 510 | return -1; |
| 511 | } |
| 512 | |
Amitkumar Karwar | c0dbba6 | 2014-03-25 19:01:20 -0700 | [diff] [blame] | 513 | if (adapter->hs_enabling && cmd_no != HostCmd_CMD_802_11_HS_CFG_ENH) { |
| 514 | dev_err(adapter->dev, "PREP_CMD: host entering sleep state\n"); |
| 515 | return -1; |
| 516 | } |
| 517 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 518 | if (adapter->surprise_removed) { |
| 519 | dev_err(adapter->dev, "PREP_CMD: card is removed\n"); |
| 520 | return -1; |
| 521 | } |
| 522 | |
Amitkumar Karwar | 0c9c4a0 | 2014-02-27 19:35:17 -0800 | [diff] [blame] | 523 | if (adapter->is_cmd_timedout) { |
Amitkumar Karwar | 38ec3f3 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 524 | dev_err(adapter->dev, "PREP_CMD: FW is in bad state\n"); |
| 525 | return -1; |
| 526 | } |
| 527 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 528 | if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET) { |
| 529 | if (cmd_no != HostCmd_CMD_FUNC_INIT) { |
| 530 | dev_err(adapter->dev, "PREP_CMD: FW in reset state\n"); |
| 531 | return -1; |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | /* Get a new command node */ |
| 536 | cmd_node = mwifiex_get_cmd_node(adapter); |
| 537 | |
| 538 | if (!cmd_node) { |
| 539 | dev_err(adapter->dev, "PREP_CMD: no free cmd node\n"); |
| 540 | return -1; |
| 541 | } |
| 542 | |
| 543 | /* Initialize the command node */ |
Bing Zhao | fa0ecbb | 2014-02-27 19:35:12 -0800 | [diff] [blame] | 544 | mwifiex_init_cmd_node(priv, cmd_node, cmd_oid, data_buf, sync); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 545 | |
| 546 | if (!cmd_node->cmd_skb) { |
| 547 | dev_err(adapter->dev, "PREP_CMD: no free cmd buf\n"); |
| 548 | return -1; |
| 549 | } |
| 550 | |
| 551 | memset(skb_put(cmd_node->cmd_skb, sizeof(struct host_cmd_ds_command)), |
| 552 | 0, sizeof(struct host_cmd_ds_command)); |
| 553 | |
| 554 | cmd_ptr = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data); |
| 555 | cmd_ptr->command = cpu_to_le16(cmd_no); |
| 556 | cmd_ptr->result = 0; |
| 557 | |
| 558 | /* Prepare command */ |
| 559 | if (cmd_no) { |
Avinash Patil | 40d0703 | 2012-05-08 18:30:19 -0700 | [diff] [blame] | 560 | switch (cmd_no) { |
| 561 | case HostCmd_CMD_UAP_SYS_CONFIG: |
| 562 | case HostCmd_CMD_UAP_BSS_START: |
| 563 | case HostCmd_CMD_UAP_BSS_STOP: |
Avinash Patil | 0f9e9b8b | 2013-05-17 17:50:23 -0700 | [diff] [blame] | 564 | case HostCmd_CMD_UAP_STA_DEAUTH: |
Avinash Patil | 40d0703 | 2012-05-08 18:30:19 -0700 | [diff] [blame] | 565 | ret = mwifiex_uap_prepare_cmd(priv, cmd_no, cmd_action, |
| 566 | cmd_oid, data_buf, |
| 567 | cmd_ptr); |
| 568 | break; |
| 569 | default: |
| 570 | ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action, |
| 571 | cmd_oid, data_buf, |
| 572 | cmd_ptr); |
| 573 | break; |
| 574 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 575 | } else { |
| 576 | ret = mwifiex_cmd_host_cmd(priv, cmd_ptr, data_buf); |
| 577 | cmd_node->cmd_flag |= CMD_F_HOSTCMD; |
| 578 | } |
| 579 | |
| 580 | /* Return error, since the command preparation failed */ |
| 581 | if (ret) { |
| 582 | dev_err(adapter->dev, "PREP_CMD: cmd %#x preparation failed\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 583 | cmd_no); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 584 | mwifiex_insert_cmd_to_free_q(adapter, cmd_node); |
| 585 | return -1; |
| 586 | } |
| 587 | |
| 588 | /* Send command */ |
Amitkumar Karwar | 21f58d20 | 2014-02-11 18:39:56 -0800 | [diff] [blame] | 589 | if (cmd_no == HostCmd_CMD_802_11_SCAN || |
| 590 | cmd_no == HostCmd_CMD_802_11_SCAN_EXT) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 591 | mwifiex_queue_scan_cmd(priv, cmd_node); |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 592 | } else { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 593 | mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); |
Amitkumar Karwar | 1a1fb97 | 2012-06-27 19:57:56 -0700 | [diff] [blame] | 594 | queue_work(adapter->workqueue, &adapter->main_work); |
Amitkumar Karwar | 00d7ea1 | 2013-03-15 18:47:05 -0700 | [diff] [blame] | 595 | if (cmd_node->wait_q_enabled) |
| 596 | ret = mwifiex_wait_queue_complete(adapter, cmd_node); |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 597 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 598 | |
| 599 | return ret; |
| 600 | } |
| 601 | |
| 602 | /* |
| 603 | * This function returns a command to the command free queue. |
| 604 | * |
| 605 | * The function also calls the completion callback if required, before |
| 606 | * cleaning the command node and re-inserting it into the free queue. |
| 607 | */ |
| 608 | void |
| 609 | mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter, |
| 610 | struct cmd_ctrl_node *cmd_node) |
| 611 | { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 612 | unsigned long flags; |
| 613 | |
Yogesh Ashok Powar | 19a8986 | 2011-04-13 17:27:07 -0700 | [diff] [blame] | 614 | if (!cmd_node) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 615 | return; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 616 | |
| 617 | if (cmd_node->wait_q_enabled) |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 618 | mwifiex_complete_cmd(adapter, cmd_node); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 619 | /* Clean the node */ |
| 620 | mwifiex_clean_cmd_node(adapter, cmd_node); |
| 621 | |
| 622 | /* Insert node into cmd_free_q */ |
| 623 | spin_lock_irqsave(&adapter->cmd_free_q_lock, flags); |
| 624 | list_add_tail(&cmd_node->list, &adapter->cmd_free_q); |
| 625 | spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 626 | } |
| 627 | |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 628 | /* This function reuses a command node. */ |
| 629 | void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter, |
| 630 | struct cmd_ctrl_node *cmd_node) |
| 631 | { |
| 632 | struct host_cmd_ds_command *host_cmd = (void *)cmd_node->cmd_skb->data; |
| 633 | |
| 634 | mwifiex_insert_cmd_to_free_q(adapter, cmd_node); |
| 635 | |
| 636 | atomic_dec(&adapter->cmd_pending); |
| 637 | dev_dbg(adapter->dev, "cmd: FREE_CMD: cmd=%#x, cmd_pending=%d\n", |
| 638 | le16_to_cpu(host_cmd->command), |
| 639 | atomic_read(&adapter->cmd_pending)); |
| 640 | } |
| 641 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 642 | /* |
| 643 | * This function queues a command to the command pending queue. |
| 644 | * |
| 645 | * This in effect adds the command to the command list to be executed. |
| 646 | * Exit PS command is handled specially, by placing it always to the |
| 647 | * front of the command queue. |
| 648 | */ |
| 649 | void |
| 650 | mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter, |
| 651 | struct cmd_ctrl_node *cmd_node, u32 add_tail) |
| 652 | { |
| 653 | struct host_cmd_ds_command *host_cmd = NULL; |
| 654 | u16 command; |
| 655 | unsigned long flags; |
| 656 | |
| 657 | host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data); |
| 658 | if (!host_cmd) { |
| 659 | dev_err(adapter->dev, "QUEUE_CMD: host_cmd is NULL\n"); |
| 660 | return; |
| 661 | } |
| 662 | |
| 663 | command = le16_to_cpu(host_cmd->command); |
| 664 | |
| 665 | /* Exit_PS command needs to be queued in the header always. */ |
| 666 | if (command == HostCmd_CMD_802_11_PS_MODE_ENH) { |
| 667 | struct host_cmd_ds_802_11_ps_mode_enh *pm = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 668 | &host_cmd->params.psmode_enh; |
| 669 | if ((le16_to_cpu(pm->action) == DIS_PS) || |
| 670 | (le16_to_cpu(pm->action) == DIS_AUTO_PS)) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 671 | if (adapter->ps_state != PS_STATE_AWAKE) |
| 672 | add_tail = false; |
| 673 | } |
| 674 | } |
| 675 | |
| 676 | spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags); |
| 677 | if (add_tail) |
| 678 | list_add_tail(&cmd_node->list, &adapter->cmd_pending_q); |
| 679 | else |
| 680 | list_add(&cmd_node->list, &adapter->cmd_pending_q); |
| 681 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags); |
| 682 | |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 683 | atomic_inc(&adapter->cmd_pending); |
| 684 | dev_dbg(adapter->dev, "cmd: QUEUE_CMD: cmd=%#x, cmd_pending=%d\n", |
| 685 | command, atomic_read(&adapter->cmd_pending)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 686 | } |
| 687 | |
| 688 | /* |
| 689 | * This function executes the next command in command pending queue. |
| 690 | * |
| 691 | * This function will fail if a command is already in processing stage, |
| 692 | * otherwise it will dequeue the first command from the command pending |
| 693 | * queue and send to the firmware. |
| 694 | * |
| 695 | * If the device is currently in host sleep mode, any commands, except the |
| 696 | * host sleep configuration command will de-activate the host sleep. For PS |
| 697 | * mode, the function will put the firmware back to sleep if applicable. |
| 698 | */ |
| 699 | int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter) |
| 700 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 701 | struct mwifiex_private *priv; |
| 702 | struct cmd_ctrl_node *cmd_node; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 703 | int ret = 0; |
| 704 | struct host_cmd_ds_command *host_cmd; |
| 705 | unsigned long cmd_flags; |
| 706 | unsigned long cmd_pending_q_flags; |
| 707 | |
| 708 | /* Check if already in processing */ |
| 709 | if (adapter->curr_cmd) { |
| 710 | dev_err(adapter->dev, "EXEC_NEXT_CMD: cmd in processing\n"); |
| 711 | return -1; |
| 712 | } |
| 713 | |
| 714 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 715 | /* Check if any command is pending */ |
| 716 | spin_lock_irqsave(&adapter->cmd_pending_q_lock, cmd_pending_q_flags); |
| 717 | if (list_empty(&adapter->cmd_pending_q)) { |
| 718 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, |
| 719 | cmd_pending_q_flags); |
| 720 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 721 | return 0; |
| 722 | } |
| 723 | cmd_node = list_first_entry(&adapter->cmd_pending_q, |
| 724 | struct cmd_ctrl_node, list); |
| 725 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, |
| 726 | cmd_pending_q_flags); |
| 727 | |
| 728 | host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data); |
| 729 | priv = cmd_node->priv; |
| 730 | |
| 731 | if (adapter->ps_state != PS_STATE_AWAKE) { |
| 732 | dev_err(adapter->dev, "%s: cannot send cmd in sleep state," |
| 733 | " this should not happen\n", __func__); |
| 734 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 735 | return ret; |
| 736 | } |
| 737 | |
| 738 | spin_lock_irqsave(&adapter->cmd_pending_q_lock, cmd_pending_q_flags); |
| 739 | list_del(&cmd_node->list); |
| 740 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, |
| 741 | cmd_pending_q_flags); |
| 742 | |
| 743 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 744 | ret = mwifiex_dnld_cmd_to_fw(priv, cmd_node); |
| 745 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 746 | /* Any command sent to the firmware when host is in sleep |
| 747 | * mode should de-configure host sleep. We should skip the |
| 748 | * host sleep configuration command itself though |
| 749 | */ |
| 750 | if (priv && (host_cmd->command != |
| 751 | cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH))) { |
| 752 | if (adapter->hs_activated) { |
| 753 | adapter->is_hs_configured = false; |
| 754 | mwifiex_hs_activated_event(priv, false); |
| 755 | } |
| 756 | } |
| 757 | |
| 758 | return ret; |
| 759 | } |
| 760 | |
| 761 | /* |
| 762 | * This function handles the command response. |
| 763 | * |
| 764 | * After processing, the function cleans the command node and puts |
| 765 | * it back to the command free queue. |
| 766 | */ |
| 767 | int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) |
| 768 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 769 | struct host_cmd_ds_command *resp; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 770 | struct mwifiex_private *priv = |
| 771 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 772 | int ret = 0; |
| 773 | uint16_t orig_cmdresp_no; |
| 774 | uint16_t cmdresp_no; |
| 775 | uint16_t cmdresp_result; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 776 | unsigned long flags; |
| 777 | |
| 778 | /* Now we got response from FW, cancel the command timer */ |
Avinash Patil | 629873f | 2014-02-18 15:47:55 -0800 | [diff] [blame] | 779 | del_timer_sync(&adapter->cmd_timer); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 780 | |
| 781 | if (!adapter->curr_cmd || !adapter->curr_cmd->resp_skb) { |
| 782 | resp = (struct host_cmd_ds_command *) adapter->upld_buf; |
| 783 | dev_err(adapter->dev, "CMD_RESP: NULL curr_cmd, %#x\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 784 | le16_to_cpu(resp->command)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 785 | return -1; |
| 786 | } |
| 787 | |
Amitkumar Karwar | 0c9c4a0 | 2014-02-27 19:35:17 -0800 | [diff] [blame] | 788 | adapter->is_cmd_timedout = 0; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 789 | |
| 790 | resp = (struct host_cmd_ds_command *) adapter->curr_cmd->resp_skb->data; |
| 791 | if (adapter->curr_cmd->cmd_flag & CMD_F_CANCELED) { |
| 792 | dev_err(adapter->dev, "CMD_RESP: %#x been canceled\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 793 | le16_to_cpu(resp->command)); |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 794 | mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 795 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); |
| 796 | adapter->curr_cmd = NULL; |
| 797 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); |
| 798 | return -1; |
| 799 | } |
| 800 | |
| 801 | if (adapter->curr_cmd->cmd_flag & CMD_F_HOSTCMD) { |
| 802 | /* Copy original response back to response buffer */ |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 803 | struct mwifiex_ds_misc_cmd *hostcmd; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 804 | uint16_t size = le16_to_cpu(resp->size); |
| 805 | dev_dbg(adapter->dev, "info: host cmd resp size = %d\n", size); |
| 806 | size = min_t(u16, size, MWIFIEX_SIZE_OF_CMD_BUFFER); |
| 807 | if (adapter->curr_cmd->data_buf) { |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 808 | hostcmd = adapter->curr_cmd->data_buf; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 809 | hostcmd->len = size; |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 810 | memcpy(hostcmd->cmd, resp, size); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 811 | } |
| 812 | } |
| 813 | orig_cmdresp_no = le16_to_cpu(resp->command); |
| 814 | |
| 815 | /* Get BSS number and corresponding priv */ |
| 816 | priv = mwifiex_get_priv_by_id(adapter, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 817 | HostCmd_GET_BSS_NO(le16_to_cpu(resp->seq_num)), |
| 818 | HostCmd_GET_BSS_TYPE(le16_to_cpu(resp->seq_num))); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 819 | if (!priv) |
| 820 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 821 | /* Clear RET_BIT from HostCmd */ |
| 822 | resp->command = cpu_to_le16(orig_cmdresp_no & HostCmd_CMD_ID_MASK); |
| 823 | |
| 824 | cmdresp_no = le16_to_cpu(resp->command); |
| 825 | cmdresp_result = le16_to_cpu(resp->result); |
| 826 | |
| 827 | /* Save the last command response to debug log */ |
| 828 | adapter->dbg.last_cmd_resp_index = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 829 | (adapter->dbg.last_cmd_resp_index + 1) % DBG_CMD_NUM; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 830 | adapter->dbg.last_cmd_resp_id[adapter->dbg.last_cmd_resp_index] = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 831 | orig_cmdresp_no; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 832 | |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 833 | dev_dbg(adapter->dev, |
| 834 | "cmd: CMD_RESP: 0x%x, result %d, len %d, seqno 0x%x\n", |
| 835 | orig_cmdresp_no, cmdresp_result, |
| 836 | le16_to_cpu(resp->size), le16_to_cpu(resp->seq_num)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 837 | |
| 838 | if (!(orig_cmdresp_no & HostCmd_RET_BIT)) { |
| 839 | dev_err(adapter->dev, "CMD_RESP: invalid cmd resp\n"); |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 840 | if (adapter->curr_cmd->wait_q_enabled) |
| 841 | adapter->cmd_wait_q.status = -1; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 842 | |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 843 | mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 844 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); |
| 845 | adapter->curr_cmd = NULL; |
| 846 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); |
| 847 | return -1; |
| 848 | } |
| 849 | |
| 850 | if (adapter->curr_cmd->cmd_flag & CMD_F_HOSTCMD) { |
| 851 | adapter->curr_cmd->cmd_flag &= ~CMD_F_HOSTCMD; |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 852 | if ((cmdresp_result == HostCmd_RESULT_OK) && |
| 853 | (cmdresp_no == HostCmd_CMD_802_11_HS_CFG_ENH)) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 854 | ret = mwifiex_ret_802_11_hs_cfg(priv, resp); |
| 855 | } else { |
| 856 | /* handle response */ |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 857 | ret = mwifiex_process_sta_cmdresp(priv, cmdresp_no, resp); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 858 | } |
| 859 | |
| 860 | /* Check init command response */ |
| 861 | if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) { |
Amitkumar Karwar | a0f6d6c | 2012-02-24 21:36:05 -0800 | [diff] [blame] | 862 | if (ret) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 863 | dev_err(adapter->dev, "%s: cmd %#x failed during " |
| 864 | "initialization\n", __func__, cmdresp_no); |
| 865 | mwifiex_init_fw_complete(adapter); |
| 866 | return -1; |
| 867 | } else if (adapter->last_init_cmd == cmdresp_no) |
| 868 | adapter->hw_status = MWIFIEX_HW_STATUS_INIT_DONE; |
| 869 | } |
| 870 | |
| 871 | if (adapter->curr_cmd) { |
Amitkumar Karwar | a0f6d6c | 2012-02-24 21:36:05 -0800 | [diff] [blame] | 872 | if (adapter->curr_cmd->wait_q_enabled) |
| 873 | adapter->cmd_wait_q.status = ret; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 874 | |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 875 | mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 876 | |
| 877 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); |
| 878 | adapter->curr_cmd = NULL; |
| 879 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); |
| 880 | } |
| 881 | |
| 882 | return ret; |
| 883 | } |
| 884 | |
| 885 | /* |
| 886 | * This function handles the timeout of command sending. |
| 887 | * |
| 888 | * It will re-send the same command again. |
| 889 | */ |
| 890 | void |
| 891 | mwifiex_cmd_timeout_func(unsigned long function_context) |
| 892 | { |
| 893 | struct mwifiex_adapter *adapter = |
| 894 | (struct mwifiex_adapter *) function_context; |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 895 | struct cmd_ctrl_node *cmd_node; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 896 | |
Amitkumar Karwar | 0c9c4a0 | 2014-02-27 19:35:17 -0800 | [diff] [blame] | 897 | adapter->is_cmd_timedout = 1; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 898 | if (!adapter->curr_cmd) { |
| 899 | dev_dbg(adapter->dev, "cmd: empty curr_cmd\n"); |
| 900 | return; |
| 901 | } |
| 902 | cmd_node = adapter->curr_cmd; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 903 | if (cmd_node) { |
| 904 | adapter->dbg.timeout_cmd_id = |
| 905 | adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index]; |
| 906 | adapter->dbg.timeout_cmd_act = |
| 907 | adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index]; |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 908 | dev_err(adapter->dev, |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 909 | "%s: Timeout cmd id = %#x, act = %#x\n", __func__, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 910 | adapter->dbg.timeout_cmd_id, |
| 911 | adapter->dbg.timeout_cmd_act); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 912 | |
| 913 | dev_err(adapter->dev, "num_data_h2c_failure = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 914 | adapter->dbg.num_tx_host_to_card_failure); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 915 | dev_err(adapter->dev, "num_cmd_h2c_failure = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 916 | adapter->dbg.num_cmd_host_to_card_failure); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 917 | |
Amitkumar Karwar | 0c9c4a0 | 2014-02-27 19:35:17 -0800 | [diff] [blame] | 918 | dev_err(adapter->dev, "is_cmd_timedout = %d\n", |
| 919 | adapter->is_cmd_timedout); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 920 | dev_err(adapter->dev, "num_tx_timeout = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 921 | adapter->dbg.num_tx_timeout); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 922 | |
| 923 | dev_err(adapter->dev, "last_cmd_index = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 924 | adapter->dbg.last_cmd_index); |
Andrei Emeltchenko | afe3840 | 2012-10-05 13:57:49 -0700 | [diff] [blame] | 925 | dev_err(adapter->dev, "last_cmd_id: %*ph\n", |
| 926 | (int)sizeof(adapter->dbg.last_cmd_id), |
| 927 | adapter->dbg.last_cmd_id); |
| 928 | dev_err(adapter->dev, "last_cmd_act: %*ph\n", |
| 929 | (int)sizeof(adapter->dbg.last_cmd_act), |
| 930 | adapter->dbg.last_cmd_act); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 931 | |
| 932 | dev_err(adapter->dev, "last_cmd_resp_index = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 933 | adapter->dbg.last_cmd_resp_index); |
Andrei Emeltchenko | afe3840 | 2012-10-05 13:57:49 -0700 | [diff] [blame] | 934 | dev_err(adapter->dev, "last_cmd_resp_id: %*ph\n", |
| 935 | (int)sizeof(adapter->dbg.last_cmd_resp_id), |
| 936 | adapter->dbg.last_cmd_resp_id); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 937 | |
| 938 | dev_err(adapter->dev, "last_event_index = %d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 939 | adapter->dbg.last_event_index); |
Andrei Emeltchenko | afe3840 | 2012-10-05 13:57:49 -0700 | [diff] [blame] | 940 | dev_err(adapter->dev, "last_event: %*ph\n", |
| 941 | (int)sizeof(adapter->dbg.last_event), |
| 942 | adapter->dbg.last_event); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 943 | |
| 944 | dev_err(adapter->dev, "data_sent=%d cmd_sent=%d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 945 | adapter->data_sent, adapter->cmd_sent); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 946 | |
| 947 | dev_err(adapter->dev, "ps_mode=%d ps_state=%d\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 948 | adapter->ps_mode, adapter->ps_state); |
Bing Zhao | b1a47aa | 2012-11-15 15:58:47 -0800 | [diff] [blame] | 949 | |
| 950 | if (cmd_node->wait_q_enabled) { |
| 951 | adapter->cmd_wait_q.status = -ETIMEDOUT; |
| 952 | wake_up_interruptible(&adapter->cmd_wait_q.wait); |
| 953 | mwifiex_cancel_pending_ioctl(adapter); |
Bing Zhao | b1a47aa | 2012-11-15 15:58:47 -0800 | [diff] [blame] | 954 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 955 | } |
| 956 | if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) |
| 957 | mwifiex_init_fw_complete(adapter); |
Amitkumar Karwar | d31ab35 | 2012-11-01 18:44:14 -0700 | [diff] [blame] | 958 | |
Amitkumar Karwar | 92c2538 | 2014-06-19 21:38:52 -0700 | [diff] [blame] | 959 | if (adapter->if_ops.fw_dump) |
| 960 | adapter->if_ops.fw_dump(adapter); |
| 961 | |
Amitkumar Karwar | d31ab35 | 2012-11-01 18:44:14 -0700 | [diff] [blame] | 962 | if (adapter->if_ops.card_reset) |
| 963 | adapter->if_ops.card_reset(adapter); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 964 | } |
| 965 | |
| 966 | /* |
| 967 | * This function cancels all the pending commands. |
| 968 | * |
| 969 | * The current command, all commands in command pending queue and all scan |
| 970 | * commands in scan pending queue are cancelled. All the completion callbacks |
| 971 | * are called with failure status to ensure cleanup. |
| 972 | */ |
| 973 | void |
| 974 | mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter) |
| 975 | { |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 976 | struct cmd_ctrl_node *cmd_node = NULL, *tmp_node; |
Amitkumar Karwar | 4af2bd4 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 977 | unsigned long flags, cmd_flags; |
| 978 | struct mwifiex_private *priv; |
| 979 | int i; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 980 | |
Amitkumar Karwar | a7488c7 | 2014-03-27 21:05:26 -0700 | [diff] [blame] | 981 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 982 | /* Cancel current cmd */ |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 983 | if ((adapter->curr_cmd) && (adapter->curr_cmd->wait_q_enabled)) { |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 984 | adapter->curr_cmd->wait_q_enabled = false; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 985 | adapter->cmd_wait_q.status = -1; |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 986 | mwifiex_complete_cmd(adapter, adapter->curr_cmd); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 987 | } |
| 988 | /* Cancel all pending command */ |
| 989 | spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags); |
| 990 | list_for_each_entry_safe(cmd_node, tmp_node, |
| 991 | &adapter->cmd_pending_q, list) { |
| 992 | list_del(&cmd_node->list); |
| 993 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags); |
| 994 | |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 995 | if (cmd_node->wait_q_enabled) { |
| 996 | adapter->cmd_wait_q.status = -1; |
Amitkumar Karwar | efaaa8b | 2011-10-12 20:28:06 -0700 | [diff] [blame] | 997 | mwifiex_complete_cmd(adapter, cmd_node); |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 998 | cmd_node->wait_q_enabled = false; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 999 | } |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 1000 | mwifiex_recycle_cmd_node(adapter, cmd_node); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1001 | spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags); |
| 1002 | } |
| 1003 | spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags); |
Amitkumar Karwar | a7488c7 | 2014-03-27 21:05:26 -0700 | [diff] [blame] | 1004 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1005 | |
| 1006 | /* Cancel all pending scan command */ |
| 1007 | spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); |
| 1008 | list_for_each_entry_safe(cmd_node, tmp_node, |
| 1009 | &adapter->scan_pending_q, list) { |
| 1010 | list_del(&cmd_node->list); |
| 1011 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); |
| 1012 | |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1013 | cmd_node->wait_q_enabled = false; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1014 | mwifiex_insert_cmd_to_free_q(adapter, cmd_node); |
| 1015 | spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); |
| 1016 | } |
| 1017 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); |
| 1018 | |
Amitkumar Karwar | 4af2bd4 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 1019 | if (adapter->scan_processing) { |
| 1020 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 1021 | adapter->scan_processing = false; |
| 1022 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 1023 | for (i = 0; i < adapter->priv_num; i++) { |
| 1024 | priv = adapter->priv[i]; |
| 1025 | if (!priv) |
| 1026 | continue; |
| 1027 | if (priv->scan_request) { |
| 1028 | dev_dbg(adapter->dev, "info: aborting scan\n"); |
| 1029 | cfg80211_scan_done(priv->scan_request, 1); |
| 1030 | priv->scan_request = NULL; |
| 1031 | } |
| 1032 | } |
| 1033 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1034 | } |
| 1035 | |
| 1036 | /* |
| 1037 | * This function cancels all pending commands that matches with |
| 1038 | * the given IOCTL request. |
| 1039 | * |
| 1040 | * Both the current command buffer and the pending command queue are |
| 1041 | * searched for matching IOCTL request. The completion callback of |
| 1042 | * the matched command is called with failure status to ensure cleanup. |
| 1043 | * In case of scan commands, all pending commands in scan pending queue |
| 1044 | * are cancelled. |
| 1045 | */ |
| 1046 | void |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1047 | mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1048 | { |
| 1049 | struct cmd_ctrl_node *cmd_node = NULL, *tmp_node = NULL; |
| 1050 | unsigned long cmd_flags; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1051 | unsigned long scan_pending_q_flags; |
Amitkumar Karwar | 4af2bd4 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 1052 | struct mwifiex_private *priv; |
| 1053 | int i; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1054 | |
| 1055 | if ((adapter->curr_cmd) && |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1056 | (adapter->curr_cmd->wait_q_enabled)) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1057 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 1058 | cmd_node = adapter->curr_cmd; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1059 | cmd_node->wait_q_enabled = false; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1060 | cmd_node->cmd_flag |= CMD_F_CANCELED; |
Bing Zhao | 9908b07 | 2013-04-01 12:44:46 -0700 | [diff] [blame] | 1061 | mwifiex_recycle_cmd_node(adapter, cmd_node); |
Yogesh Ashok Powar | 51e708c | 2011-12-13 20:43:16 -0800 | [diff] [blame] | 1062 | mwifiex_complete_cmd(adapter, adapter->curr_cmd); |
| 1063 | adapter->curr_cmd = NULL; |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1064 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1065 | } |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1066 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1067 | /* Cancel all pending scan command */ |
| 1068 | spin_lock_irqsave(&adapter->scan_pending_q_lock, |
| 1069 | scan_pending_q_flags); |
| 1070 | list_for_each_entry_safe(cmd_node, tmp_node, |
| 1071 | &adapter->scan_pending_q, list) { |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1072 | list_del(&cmd_node->list); |
| 1073 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, |
| 1074 | scan_pending_q_flags); |
| 1075 | cmd_node->wait_q_enabled = false; |
| 1076 | mwifiex_insert_cmd_to_free_q(adapter, cmd_node); |
| 1077 | spin_lock_irqsave(&adapter->scan_pending_q_lock, |
| 1078 | scan_pending_q_flags); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1079 | } |
| 1080 | spin_unlock_irqrestore(&adapter->scan_pending_q_lock, |
| 1081 | scan_pending_q_flags); |
| 1082 | |
Amitkumar Karwar | 4af2bd4 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 1083 | if (adapter->scan_processing) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1084 | spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); |
| 1085 | adapter->scan_processing = false; |
| 1086 | spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); |
Amitkumar Karwar | 4af2bd4 | 2014-02-27 19:35:15 -0800 | [diff] [blame] | 1087 | for (i = 0; i < adapter->priv_num; i++) { |
| 1088 | priv = adapter->priv[i]; |
| 1089 | if (!priv) |
| 1090 | continue; |
| 1091 | if (priv->scan_request) { |
| 1092 | dev_dbg(adapter->dev, "info: aborting scan\n"); |
| 1093 | cfg80211_scan_done(priv->scan_request, 1); |
| 1094 | priv->scan_request = NULL; |
| 1095 | } |
| 1096 | } |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1097 | } |
Amitkumar Karwar | 600f5d9 | 2011-04-13 17:27:06 -0700 | [diff] [blame] | 1098 | adapter->cmd_wait_q.status = -1; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1099 | } |
| 1100 | |
| 1101 | /* |
| 1102 | * This function sends the sleep confirm command to firmware, if |
| 1103 | * possible. |
| 1104 | * |
| 1105 | * The sleep confirm command cannot be issued if command response, |
| 1106 | * data response or event response is awaiting handling, or if we |
| 1107 | * are in the middle of sending a command, or expecting a command |
| 1108 | * response. |
| 1109 | */ |
| 1110 | void |
| 1111 | mwifiex_check_ps_cond(struct mwifiex_adapter *adapter) |
| 1112 | { |
| 1113 | if (!adapter->cmd_sent && |
| 1114 | !adapter->curr_cmd && !IS_CARD_RX_RCVD(adapter)) |
| 1115 | mwifiex_dnld_sleep_confirm_cmd(adapter); |
| 1116 | else |
| 1117 | dev_dbg(adapter->dev, |
| 1118 | "cmd: Delay Sleep Confirm (%s%s%s)\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1119 | (adapter->cmd_sent) ? "D" : "", |
| 1120 | (adapter->curr_cmd) ? "C" : "", |
| 1121 | (IS_CARD_RX_RCVD(adapter)) ? "R" : ""); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1122 | } |
| 1123 | |
| 1124 | /* |
| 1125 | * This function sends a Host Sleep activated event to applications. |
| 1126 | * |
| 1127 | * This event is generated by the driver, with a blank event body. |
| 1128 | */ |
| 1129 | void |
| 1130 | mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated) |
| 1131 | { |
| 1132 | if (activated) { |
| 1133 | if (priv->adapter->is_hs_configured) { |
| 1134 | priv->adapter->hs_activated = true; |
Avinash Patil | 2db96c3 | 2012-09-27 19:00:10 -0700 | [diff] [blame] | 1135 | mwifiex_update_rxreor_flags(priv->adapter, |
| 1136 | RXREOR_FORCE_NO_DROP); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1137 | dev_dbg(priv->adapter->dev, "event: hs_activated\n"); |
| 1138 | priv->adapter->hs_activate_wait_q_woken = true; |
| 1139 | wake_up_interruptible( |
| 1140 | &priv->adapter->hs_activate_wait_q); |
| 1141 | } else { |
| 1142 | dev_dbg(priv->adapter->dev, "event: HS not configured\n"); |
| 1143 | } |
| 1144 | } else { |
| 1145 | dev_dbg(priv->adapter->dev, "event: hs_deactivated\n"); |
| 1146 | priv->adapter->hs_activated = false; |
| 1147 | } |
| 1148 | } |
| 1149 | |
| 1150 | /* |
| 1151 | * This function handles the command response of a Host Sleep configuration |
| 1152 | * command. |
| 1153 | * |
| 1154 | * Handling includes changing the header fields into CPU format |
| 1155 | * and setting the current host sleep activation status in driver. |
| 1156 | * |
| 1157 | * In case host sleep status change, the function generates an event to |
| 1158 | * notify the applications. |
| 1159 | */ |
| 1160 | int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv, |
| 1161 | struct host_cmd_ds_command *resp) |
| 1162 | { |
| 1163 | struct mwifiex_adapter *adapter = priv->adapter; |
| 1164 | struct host_cmd_ds_802_11_hs_cfg_enh *phs_cfg = |
| 1165 | &resp->params.opt_hs_cfg; |
| 1166 | uint32_t conditions = le32_to_cpu(phs_cfg->params.hs_config.conditions); |
| 1167 | |
Amitkumar Karwar | a4186ea | 2012-06-20 19:58:37 -0700 | [diff] [blame] | 1168 | if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE) && |
Bing Zhao | b7be152 | 2013-09-20 19:56:45 -0700 | [diff] [blame] | 1169 | adapter->iface_type != MWIFIEX_USB) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1170 | mwifiex_hs_activated_event(priv, true); |
| 1171 | return 0; |
| 1172 | } else { |
| 1173 | dev_dbg(adapter->dev, "cmd: CMD_RESP: HS_CFG cmd reply" |
| 1174 | " result=%#x, conditions=0x%x gpio=0x%x gap=0x%x\n", |
| 1175 | resp->result, conditions, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1176 | phs_cfg->params.hs_config.gpio, |
| 1177 | phs_cfg->params.hs_config.gap); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1178 | } |
Amitkumar Karwar | cc0b5a6 | 2013-03-04 16:27:57 -0800 | [diff] [blame] | 1179 | if (conditions != HS_CFG_CANCEL) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1180 | adapter->is_hs_configured = true; |
Bing Zhao | b7be152 | 2013-09-20 19:56:45 -0700 | [diff] [blame] | 1181 | if (adapter->iface_type == MWIFIEX_USB) |
Amitkumar Karwar | a4186ea | 2012-06-20 19:58:37 -0700 | [diff] [blame] | 1182 | mwifiex_hs_activated_event(priv, true); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1183 | } else { |
| 1184 | adapter->is_hs_configured = false; |
| 1185 | if (adapter->hs_activated) |
| 1186 | mwifiex_hs_activated_event(priv, false); |
| 1187 | } |
| 1188 | |
| 1189 | return 0; |
| 1190 | } |
| 1191 | |
| 1192 | /* |
| 1193 | * This function wakes up the adapter and generates a Host Sleep |
| 1194 | * cancel event on receiving the power up interrupt. |
| 1195 | */ |
| 1196 | void |
| 1197 | mwifiex_process_hs_config(struct mwifiex_adapter *adapter) |
| 1198 | { |
| 1199 | dev_dbg(adapter->dev, "info: %s: auto cancelling host sleep" |
| 1200 | " since there is interrupt from the firmware\n", __func__); |
| 1201 | |
| 1202 | adapter->if_ops.wakeup(adapter); |
| 1203 | adapter->hs_activated = false; |
| 1204 | adapter->is_hs_configured = false; |
Bing Zhao | 4879542 | 2013-05-06 19:46:53 -0700 | [diff] [blame] | 1205 | adapter->is_suspended = false; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1206 | mwifiex_hs_activated_event(mwifiex_get_priv(adapter, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1207 | MWIFIEX_BSS_ROLE_ANY), |
| 1208 | false); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1209 | } |
Amitkumar Karwar | 4daffe3 | 2012-04-18 20:08:28 -0700 | [diff] [blame] | 1210 | EXPORT_SYMBOL_GPL(mwifiex_process_hs_config); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1211 | |
| 1212 | /* |
| 1213 | * This function handles the command response of a sleep confirm command. |
| 1214 | * |
| 1215 | * The function sets the card state to SLEEP if the response indicates success. |
| 1216 | */ |
| 1217 | void |
| 1218 | mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *adapter, |
| 1219 | u8 *pbuf, u32 upld_len) |
| 1220 | { |
| 1221 | struct host_cmd_ds_command *cmd = (struct host_cmd_ds_command *) pbuf; |
| 1222 | struct mwifiex_private *priv = |
| 1223 | mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 1224 | uint16_t result = le16_to_cpu(cmd->result); |
| 1225 | uint16_t command = le16_to_cpu(cmd->command); |
| 1226 | uint16_t seq_num = le16_to_cpu(cmd->seq_num); |
| 1227 | |
| 1228 | if (!upld_len) { |
| 1229 | dev_err(adapter->dev, "%s: cmd size is 0\n", __func__); |
| 1230 | return; |
| 1231 | } |
| 1232 | |
Bing Zhao | 363c1b4 | 2014-06-19 21:38:58 -0700 | [diff] [blame] | 1233 | dev_dbg(adapter->dev, |
Bing Zhao | 1d9e954 | 2014-07-17 15:55:09 -0700 | [diff] [blame] | 1234 | "cmd: CMD_RESP: 0x%x, result %d, len %d, seqno 0x%x\n", |
| 1235 | command, result, le16_to_cpu(cmd->size), seq_num); |
Bing Zhao | 363c1b4 | 2014-06-19 21:38:58 -0700 | [diff] [blame] | 1236 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1237 | /* Get BSS number and corresponding priv */ |
| 1238 | priv = mwifiex_get_priv_by_id(adapter, HostCmd_GET_BSS_NO(seq_num), |
| 1239 | HostCmd_GET_BSS_TYPE(seq_num)); |
| 1240 | if (!priv) |
| 1241 | priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
| 1242 | |
| 1243 | /* Update sequence number */ |
| 1244 | seq_num = HostCmd_GET_SEQ_NO(seq_num); |
| 1245 | /* Clear RET_BIT from HostCmd */ |
| 1246 | command &= HostCmd_CMD_ID_MASK; |
| 1247 | |
| 1248 | if (command != HostCmd_CMD_802_11_PS_MODE_ENH) { |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1249 | dev_err(adapter->dev, |
| 1250 | "%s: rcvd unexpected resp for cmd %#x, result = %x\n", |
| 1251 | __func__, command, result); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1252 | return; |
| 1253 | } |
| 1254 | |
| 1255 | if (result) { |
| 1256 | dev_err(adapter->dev, "%s: sleep confirm cmd failed\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1257 | __func__); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1258 | adapter->pm_wakeup_card_req = false; |
| 1259 | adapter->ps_state = PS_STATE_AWAKE; |
| 1260 | return; |
| 1261 | } |
| 1262 | adapter->pm_wakeup_card_req = true; |
| 1263 | if (adapter->is_hs_configured) |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1264 | mwifiex_hs_activated_event(mwifiex_get_priv |
| 1265 | (adapter, MWIFIEX_BSS_ROLE_ANY), |
| 1266 | true); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1267 | adapter->ps_state = PS_STATE_SLEEP; |
| 1268 | cmd->command = cpu_to_le16(command); |
| 1269 | cmd->seq_num = cpu_to_le16(seq_num); |
| 1270 | } |
| 1271 | EXPORT_SYMBOL_GPL(mwifiex_process_sleep_confirm_resp); |
| 1272 | |
| 1273 | /* |
| 1274 | * This function prepares an enhanced power mode command. |
| 1275 | * |
| 1276 | * This function can be used to disable power save or to configure |
| 1277 | * power save with auto PS or STA PS or auto deep sleep. |
| 1278 | * |
| 1279 | * Preparation includes - |
| 1280 | * - Setting command ID, action and proper size |
| 1281 | * - Setting Power Save bitmap, PS parameters TLV, PS mode TLV, |
| 1282 | * auto deep sleep TLV (as required) |
| 1283 | * - Ensuring correct endian-ness |
| 1284 | */ |
| 1285 | int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv, |
| 1286 | struct host_cmd_ds_command *cmd, |
| 1287 | u16 cmd_action, uint16_t ps_bitmap, |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 1288 | struct mwifiex_ds_auto_ds *auto_ds) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1289 | { |
| 1290 | struct host_cmd_ds_802_11_ps_mode_enh *psmode_enh = |
| 1291 | &cmd->params.psmode_enh; |
Yogesh Ashok Powar | 270e58e | 2011-05-03 20:11:46 -0700 | [diff] [blame] | 1292 | u8 *tlv; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1293 | u16 cmd_size = 0; |
| 1294 | |
| 1295 | cmd->command = cpu_to_le16(HostCmd_CMD_802_11_PS_MODE_ENH); |
| 1296 | if (cmd_action == DIS_AUTO_PS) { |
| 1297 | psmode_enh->action = cpu_to_le16(DIS_AUTO_PS); |
| 1298 | psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1299 | cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) + |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1300 | sizeof(psmode_enh->params.ps_bitmap)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1301 | } else if (cmd_action == GET_PS) { |
| 1302 | psmode_enh->action = cpu_to_le16(GET_PS); |
| 1303 | psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1304 | cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) + |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1305 | sizeof(psmode_enh->params.ps_bitmap)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1306 | } else if (cmd_action == EN_AUTO_PS) { |
| 1307 | psmode_enh->action = cpu_to_le16(EN_AUTO_PS); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1308 | psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); |
| 1309 | cmd_size = S_DS_GEN + sizeof(psmode_enh->action) + |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1310 | sizeof(psmode_enh->params.ps_bitmap); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1311 | tlv = (u8 *) cmd + cmd_size; |
| 1312 | if (ps_bitmap & BITMAP_STA_PS) { |
| 1313 | struct mwifiex_adapter *adapter = priv->adapter; |
| 1314 | struct mwifiex_ie_types_ps_param *ps_tlv = |
| 1315 | (struct mwifiex_ie_types_ps_param *) tlv; |
| 1316 | struct mwifiex_ps_param *ps_mode = &ps_tlv->param; |
| 1317 | ps_tlv->header.type = cpu_to_le16(TLV_TYPE_PS_PARAM); |
| 1318 | ps_tlv->header.len = cpu_to_le16(sizeof(*ps_tlv) - |
| 1319 | sizeof(struct mwifiex_ie_types_header)); |
| 1320 | cmd_size += sizeof(*ps_tlv); |
| 1321 | tlv += sizeof(*ps_tlv); |
| 1322 | dev_dbg(adapter->dev, "cmd: PS Command: Enter PS\n"); |
| 1323 | ps_mode->null_pkt_interval = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1324 | cpu_to_le16(adapter->null_pkt_interval); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1325 | ps_mode->multiple_dtims = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1326 | cpu_to_le16(adapter->multiple_dtim); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1327 | ps_mode->bcn_miss_timeout = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1328 | cpu_to_le16(adapter->bcn_miss_time_out); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1329 | ps_mode->local_listen_interval = |
| 1330 | cpu_to_le16(adapter->local_listen_interval); |
| 1331 | ps_mode->adhoc_wake_period = |
| 1332 | cpu_to_le16(adapter->adhoc_awake_period); |
| 1333 | ps_mode->delay_to_ps = |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1334 | cpu_to_le16(adapter->delay_to_ps); |
| 1335 | ps_mode->mode = cpu_to_le16(adapter->enhanced_ps_mode); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1336 | |
| 1337 | } |
| 1338 | if (ps_bitmap & BITMAP_AUTO_DS) { |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1339 | struct mwifiex_ie_types_auto_ds_param *auto_ds_tlv = |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1340 | (struct mwifiex_ie_types_auto_ds_param *) tlv; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1341 | u16 idletime = 0; |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1342 | |
| 1343 | auto_ds_tlv->header.type = |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1344 | cpu_to_le16(TLV_TYPE_AUTO_DS_PARAM); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1345 | auto_ds_tlv->header.len = |
| 1346 | cpu_to_le16(sizeof(*auto_ds_tlv) - |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1347 | sizeof(struct mwifiex_ie_types_header)); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1348 | cmd_size += sizeof(*auto_ds_tlv); |
| 1349 | tlv += sizeof(*auto_ds_tlv); |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 1350 | if (auto_ds) |
| 1351 | idletime = auto_ds->idle_time; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1352 | dev_dbg(priv->adapter->dev, |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1353 | "cmd: PS Command: Enter Auto Deep Sleep\n"); |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1354 | auto_ds_tlv->deep_sleep_timeout = cpu_to_le16(idletime); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1355 | } |
| 1356 | cmd->size = cpu_to_le16(cmd_size); |
| 1357 | } |
| 1358 | return 0; |
| 1359 | } |
| 1360 | |
| 1361 | /* |
| 1362 | * This function handles the command response of an enhanced power mode |
| 1363 | * command. |
| 1364 | * |
| 1365 | * Handling includes changing the header fields into CPU format |
| 1366 | * and setting the current enhanced power mode in driver. |
| 1367 | */ |
| 1368 | int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv, |
| 1369 | struct host_cmd_ds_command *resp, |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 1370 | struct mwifiex_ds_pm_cfg *pm_cfg) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1371 | { |
| 1372 | struct mwifiex_adapter *adapter = priv->adapter; |
| 1373 | struct host_cmd_ds_802_11_ps_mode_enh *ps_mode = |
| 1374 | &resp->params.psmode_enh; |
| 1375 | uint16_t action = le16_to_cpu(ps_mode->action); |
| 1376 | uint16_t ps_bitmap = le16_to_cpu(ps_mode->params.ps_bitmap); |
| 1377 | uint16_t auto_ps_bitmap = |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1378 | le16_to_cpu(ps_mode->params.ps_bitmap); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1379 | |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1380 | dev_dbg(adapter->dev, |
| 1381 | "info: %s: PS_MODE cmd reply result=%#x action=%#X\n", |
| 1382 | __func__, resp->result, action); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1383 | if (action == EN_AUTO_PS) { |
| 1384 | if (auto_ps_bitmap & BITMAP_AUTO_DS) { |
| 1385 | dev_dbg(adapter->dev, "cmd: Enabled auto deep sleep\n"); |
| 1386 | priv->adapter->is_deep_sleep = true; |
| 1387 | } |
| 1388 | if (auto_ps_bitmap & BITMAP_STA_PS) { |
| 1389 | dev_dbg(adapter->dev, "cmd: Enabled STA power save\n"); |
| 1390 | if (adapter->sleep_period.period) |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1391 | dev_dbg(adapter->dev, |
| 1392 | "cmd: set to uapsd/pps mode\n"); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1393 | } |
| 1394 | } else if (action == DIS_AUTO_PS) { |
| 1395 | if (ps_bitmap & BITMAP_AUTO_DS) { |
| 1396 | priv->adapter->is_deep_sleep = false; |
| 1397 | dev_dbg(adapter->dev, "cmd: Disabled auto deep sleep\n"); |
| 1398 | } |
| 1399 | if (ps_bitmap & BITMAP_STA_PS) { |
| 1400 | dev_dbg(adapter->dev, "cmd: Disabled STA power save\n"); |
| 1401 | if (adapter->sleep_period.period) { |
| 1402 | adapter->delay_null_pkt = false; |
| 1403 | adapter->tx_lock_flag = false; |
| 1404 | adapter->pps_uapsd_mode = false; |
| 1405 | } |
| 1406 | } |
| 1407 | } else if (action == GET_PS) { |
Marc Yang | 2b06bdb | 2011-03-30 18:12:44 -0700 | [diff] [blame] | 1408 | if (ps_bitmap & BITMAP_STA_PS) |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1409 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; |
| 1410 | else |
| 1411 | adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; |
| 1412 | |
| 1413 | dev_dbg(adapter->dev, "cmd: ps_bitmap=%#x\n", ps_bitmap); |
| 1414 | |
Amitkumar Karwar | a5ffddb | 2011-06-20 15:21:48 -0700 | [diff] [blame] | 1415 | if (pm_cfg) { |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1416 | /* This section is for get power save mode */ |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1417 | if (ps_bitmap & BITMAP_STA_PS) |
| 1418 | pm_cfg->param.ps_mode = 1; |
| 1419 | else |
| 1420 | pm_cfg->param.ps_mode = 0; |
| 1421 | } |
| 1422 | } |
| 1423 | return 0; |
| 1424 | } |
| 1425 | |
| 1426 | /* |
| 1427 | * This function prepares command to get hardware specifications. |
| 1428 | * |
| 1429 | * Preparation includes - |
| 1430 | * - Setting command ID, action and proper size |
| 1431 | * - Setting permanent address parameter |
| 1432 | * - Ensuring correct endian-ness |
| 1433 | */ |
| 1434 | int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv, |
| 1435 | struct host_cmd_ds_command *cmd) |
| 1436 | { |
| 1437 | struct host_cmd_ds_get_hw_spec *hw_spec = &cmd->params.hw_spec; |
| 1438 | |
| 1439 | cmd->command = cpu_to_le16(HostCmd_CMD_GET_HW_SPEC); |
| 1440 | cmd->size = |
| 1441 | cpu_to_le16(sizeof(struct host_cmd_ds_get_hw_spec) + S_DS_GEN); |
| 1442 | memcpy(hw_spec->permanent_addr, priv->curr_addr, ETH_ALEN); |
| 1443 | |
| 1444 | return 0; |
| 1445 | } |
| 1446 | |
| 1447 | /* |
| 1448 | * This function handles the command response of get hardware |
| 1449 | * specifications. |
| 1450 | * |
| 1451 | * Handling includes changing the header fields into CPU format |
| 1452 | * and saving/updating the following parameters in driver - |
| 1453 | * - Firmware capability information |
| 1454 | * - Firmware band settings |
| 1455 | * - Ad-hoc start band and channel |
| 1456 | * - Ad-hoc 11n activation status |
| 1457 | * - Firmware release number |
| 1458 | * - Number of antennas |
| 1459 | * - Hardware address |
| 1460 | * - Hardware interface version |
| 1461 | * - Firmware version |
| 1462 | * - Region code |
| 1463 | * - 11n capabilities |
| 1464 | * - MCS support fields |
| 1465 | * - MP end port |
| 1466 | */ |
| 1467 | int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, |
| 1468 | struct host_cmd_ds_command *resp) |
| 1469 | { |
| 1470 | struct host_cmd_ds_get_hw_spec *hw_spec = &resp->params.hw_spec; |
| 1471 | struct mwifiex_adapter *adapter = priv->adapter; |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1472 | struct mwifiex_ie_types_header *tlv; |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1473 | struct hw_spec_api_rev *api_rev; |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1474 | u16 resp_size, api_id; |
| 1475 | int i, left_len, parsed_len = 0; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1476 | |
| 1477 | adapter->fw_cap_info = le32_to_cpu(hw_spec->fw_cap_info); |
| 1478 | |
| 1479 | if (IS_SUPPORT_MULTI_BANDS(adapter)) |
| 1480 | adapter->fw_bands = (u8) GET_FW_DEFAULT_BANDS(adapter); |
| 1481 | else |
| 1482 | adapter->fw_bands = BAND_B; |
| 1483 | |
| 1484 | adapter->config_bands = adapter->fw_bands; |
| 1485 | |
| 1486 | if (adapter->fw_bands & BAND_A) { |
| 1487 | if (adapter->fw_bands & BAND_GN) { |
| 1488 | adapter->config_bands |= BAND_AN; |
| 1489 | adapter->fw_bands |= BAND_AN; |
| 1490 | } |
| 1491 | if (adapter->fw_bands & BAND_AN) { |
| 1492 | adapter->adhoc_start_band = BAND_A | BAND_AN; |
| 1493 | adapter->adhoc_11n_enabled = true; |
| 1494 | } else { |
| 1495 | adapter->adhoc_start_band = BAND_A; |
| 1496 | } |
| 1497 | priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL_A; |
| 1498 | } else if (adapter->fw_bands & BAND_GN) { |
| 1499 | adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN; |
| 1500 | priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL; |
| 1501 | adapter->adhoc_11n_enabled = true; |
| 1502 | } else if (adapter->fw_bands & BAND_G) { |
| 1503 | adapter->adhoc_start_band = BAND_G | BAND_B; |
| 1504 | priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL; |
| 1505 | } else if (adapter->fw_bands & BAND_B) { |
| 1506 | adapter->adhoc_start_band = BAND_B; |
| 1507 | priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL; |
| 1508 | } |
| 1509 | |
| 1510 | adapter->fw_release_number = le32_to_cpu(hw_spec->fw_release_number); |
Avinash Patil | 4721c63 | 2014-09-12 20:08:45 +0530 | [diff] [blame] | 1511 | adapter->fw_api_ver = (adapter->fw_release_number >> 16) & 0xff; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1512 | adapter->number_of_antenna = le16_to_cpu(hw_spec->number_of_antenna); |
| 1513 | |
Yogesh Ashok Powar | a5f3905 | 2013-02-15 21:44:30 -0800 | [diff] [blame] | 1514 | if (le32_to_cpu(hw_spec->dot_11ac_dev_cap)) { |
| 1515 | adapter->is_hw_11ac_capable = true; |
| 1516 | |
| 1517 | /* Copy 11AC cap */ |
| 1518 | adapter->hw_dot_11ac_dev_cap = |
| 1519 | le32_to_cpu(hw_spec->dot_11ac_dev_cap); |
Amitkumar Karwar | 79d9a54 | 2014-02-07 16:27:27 -0800 | [diff] [blame] | 1520 | adapter->usr_dot_11ac_dev_cap_bg = adapter->hw_dot_11ac_dev_cap |
| 1521 | & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; |
| 1522 | adapter->usr_dot_11ac_dev_cap_a = adapter->hw_dot_11ac_dev_cap |
| 1523 | & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; |
Yogesh Ashok Powar | a5f3905 | 2013-02-15 21:44:30 -0800 | [diff] [blame] | 1524 | |
| 1525 | /* Copy 11AC mcs */ |
| 1526 | adapter->hw_dot_11ac_mcs_support = |
| 1527 | le32_to_cpu(hw_spec->dot_11ac_mcs_support); |
| 1528 | adapter->usr_dot_11ac_mcs_support = |
| 1529 | adapter->hw_dot_11ac_mcs_support; |
| 1530 | } else { |
| 1531 | adapter->is_hw_11ac_capable = false; |
| 1532 | } |
| 1533 | |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1534 | resp_size = le16_to_cpu(resp->size) - S_DS_GEN; |
| 1535 | if (resp_size > sizeof(struct host_cmd_ds_get_hw_spec)) { |
| 1536 | /* we have variable HW SPEC information */ |
| 1537 | left_len = resp_size - sizeof(struct host_cmd_ds_get_hw_spec); |
| 1538 | while (left_len > sizeof(struct mwifiex_ie_types_header)) { |
| 1539 | tlv = (void *)&hw_spec->tlvs + parsed_len; |
| 1540 | switch (le16_to_cpu(tlv->type)) { |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1541 | case TLV_TYPE_API_REV: |
| 1542 | api_rev = (struct hw_spec_api_rev *)tlv; |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1543 | api_id = le16_to_cpu(api_rev->api_id); |
| 1544 | switch (api_id) { |
| 1545 | case KEY_API_VER_ID: |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1546 | adapter->key_api_major_ver = |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1547 | api_rev->major_ver; |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1548 | adapter->key_api_minor_ver = |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1549 | api_rev->minor_ver; |
| 1550 | dev_dbg(adapter->dev, |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1551 | "key_api v%d.%d\n", |
| 1552 | adapter->key_api_major_ver, |
| 1553 | adapter->key_api_minor_ver); |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1554 | break; |
Amitkumar Karwar | 89be7ce | 2014-08-19 08:24:26 -0400 | [diff] [blame] | 1555 | case FW_API_VER_ID: |
| 1556 | adapter->fw_api_ver = |
| 1557 | api_rev->major_ver; |
| 1558 | dev_dbg(adapter->dev, |
| 1559 | "Firmware api version %d\n", |
| 1560 | adapter->fw_api_ver); |
| 1561 | break; |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1562 | default: |
| 1563 | dev_warn(adapter->dev, |
Amitkumar Karwar | 4b9fede | 2014-08-19 08:24:25 -0400 | [diff] [blame] | 1564 | "Unknown api_id: %d\n", |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1565 | api_id); |
| 1566 | break; |
| 1567 | } |
| 1568 | break; |
| 1569 | default: |
| 1570 | dev_warn(adapter->dev, |
| 1571 | "Unknown GET_HW_SPEC TLV type: %#x\n", |
| 1572 | le16_to_cpu(tlv->type)); |
| 1573 | break; |
| 1574 | } |
| 1575 | parsed_len += le16_to_cpu(tlv->len) + |
| 1576 | sizeof(struct mwifiex_ie_types_header); |
Amitkumar Karwar | 2618d4f | 2014-08-19 08:24:24 -0400 | [diff] [blame] | 1577 | left_len -= le16_to_cpu(tlv->len) + |
| 1578 | sizeof(struct mwifiex_ie_types_header); |
Avinash Patil | 7f445d0 | 2014-02-07 16:30:42 -0800 | [diff] [blame] | 1579 | } |
| 1580 | } |
| 1581 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1582 | dev_dbg(adapter->dev, "info: GET_HW_SPEC: fw_release_number- %#x\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1583 | adapter->fw_release_number); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1584 | dev_dbg(adapter->dev, "info: GET_HW_SPEC: permanent addr: %pM\n", |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1585 | hw_spec->permanent_addr); |
| 1586 | dev_dbg(adapter->dev, |
| 1587 | "info: GET_HW_SPEC: hw_if_version=%#x version=%#x\n", |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1588 | le16_to_cpu(hw_spec->hw_if_version), |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1589 | le16_to_cpu(hw_spec->version)); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1590 | |
| 1591 | if (priv->curr_addr[0] == 0xff) |
| 1592 | memmove(priv->curr_addr, hw_spec->permanent_addr, ETH_ALEN); |
| 1593 | |
| 1594 | adapter->region_code = le16_to_cpu(hw_spec->region_code); |
| 1595 | |
| 1596 | for (i = 0; i < MWIFIEX_MAX_REGION_CODE; i++) |
| 1597 | /* Use the region code to search for the index */ |
| 1598 | if (adapter->region_code == region_code_index[i]) |
| 1599 | break; |
| 1600 | |
| 1601 | /* If it's unidentified region code, use the default (USA) */ |
| 1602 | if (i >= MWIFIEX_MAX_REGION_CODE) { |
| 1603 | adapter->region_code = 0x10; |
Yogesh Ashok Powar | aea0701e | 2012-03-13 19:22:35 -0700 | [diff] [blame] | 1604 | dev_dbg(adapter->dev, |
| 1605 | "cmd: unknown region code, use default (USA)\n"); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1606 | } |
| 1607 | |
| 1608 | adapter->hw_dot_11n_dev_cap = le32_to_cpu(hw_spec->dot_11n_dev_cap); |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1609 | adapter->hw_dev_mcs_support = hw_spec->dev_mcs_support; |
Amitkumar Karwar | a533391 | 2014-02-27 19:35:18 -0800 | [diff] [blame] | 1610 | adapter->user_dev_mcs_support = adapter->hw_dev_mcs_support; |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1611 | |
| 1612 | if (adapter->if_ops.update_mp_end_port) |
| 1613 | adapter->if_ops.update_mp_end_port(adapter, |
| 1614 | le16_to_cpu(hw_spec->mp_end_port)); |
| 1615 | |
Avinash Patil | cb91be8 | 2014-09-12 20:08:54 +0530 | [diff] [blame] | 1616 | if (adapter->fw_api_ver == MWIFIEX_FW_V15) |
| 1617 | adapter->scan_chan_gap_enabled = true; |
| 1618 | |
Bing Zhao | 5e6e3a9 | 2011-03-21 18:00:50 -0700 | [diff] [blame] | 1619 | return 0; |
| 1620 | } |