drivers/net/wireless/ti/wl12xx/cmd.c

   1 /*
   2  * This file is part of wl12xx
   3  *
   4  * Copyright (C) 2009-2010 Nokia Corporation
   5  * Copyright (C) 2011 Texas Instruments Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  19  * 02110-1301 USA
  20  *
  21  */
  22
  23 #include "../wlcore/cmd.h"
  24 #include "../wlcore/debug.h"
  25
  26 #include "wl12xx.h"
  27 #include "cmd.h"
  28
  29 int wl1271_cmd_ext_radio_parms(struct wl1271 *wl)
  30 {
  31         struct wl1271_ext_radio_parms_cmd *ext_radio_parms;
  32         struct wl12xx_priv *priv = wl->priv;
  33         struct wl12xx_conf_rf *rf = &priv->conf.rf;
  34         int ret;
  35
  36         if (!wl->nvs)
  37                 return -ENODEV;
  38
  39         ext_radio_parms = kzalloc(sizeof(*ext_radio_parms), GFP_KERNEL);
  40         if (!ext_radio_parms)
  41                 return -ENOMEM;
  42
  43         ext_radio_parms->test.id = TEST_CMD_INI_FILE_RF_EXTENDED_PARAM;
  44
  45         memcpy(ext_radio_parms->tx_per_channel_power_compensation_2,
  46                rf->tx_per_channel_power_compensation_2,
  47                CONF_TX_PWR_COMPENSATION_LEN_2);
  48         memcpy(ext_radio_parms->tx_per_channel_power_compensation_5,
  49                rf->tx_per_channel_power_compensation_5,
  50                CONF_TX_PWR_COMPENSATION_LEN_5);
  51
  52         wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_EXT_RADIO_PARAM: ",
  53                     ext_radio_parms, sizeof(*ext_radio_parms));
  54
  55         ret = wl1271_cmd_test(wl, ext_radio_parms, sizeof(*ext_radio_parms), 0);
  56         if (ret < 0)
  57                 wl1271_warning("TEST_CMD_INI_FILE_RF_EXTENDED_PARAM failed");
  58
  59         kfree(ext_radio_parms);
  60         return ret;
  61 }
  62
  63 int wl1271_cmd_general_parms(struct wl1271 *wl)
  64 {
  65         struct wl1271_general_parms_cmd *gen_parms;
  66         struct wl1271_ini_general_params *gp =
  67                 &((struct wl1271_nvs_file *)wl->nvs)->general_params;
  68         struct wl12xx_priv *priv = wl->priv;
  69         bool answer = false;
  70         int ret;
  71
  72         if (!wl->nvs)
  73                 return -ENODEV;
  74
  75         if (gp->tx_bip_fem_manufacturer >= WL1271_INI_FEM_MODULE_COUNT) {
  76                 wl1271_warning("FEM index from INI out of bounds");
  77                 return -EINVAL;
  78         }
  79
  80         gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
  81         if (!gen_parms)
  82                 return -ENOMEM;
  83
  84         gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
  85
  86         memcpy(&gen_parms->general_params, gp, sizeof(*gp));
  87
  88         /* If we started in PLT FEM_DETECT mode, force auto detect */
  89         if (wl->plt_mode == PLT_FEM_DETECT)
  90                 gen_parms->general_params.tx_bip_fem_auto_detect = true;
  91
  92         if (gen_parms->general_params.tx_bip_fem_auto_detect)
  93                 answer = true;
  94
  95         /* Override the REF CLK from the NVS with the one from platform data */
  96         gen_parms->general_params.ref_clock = priv->ref_clock;
  97
  98         ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
  99         if (ret < 0) {
 100                 wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
 101                 goto out;
 102         }
 103
 104         gp->tx_bip_fem_manufacturer =
 105                 gen_parms->general_params.tx_bip_fem_manufacturer;
 106
 107         if (gp->tx_bip_fem_manufacturer >= WL1271_INI_FEM_MODULE_COUNT) {
 108                 wl1271_warning("FEM index from FW out of bounds");
 109                 ret = -EINVAL;
 110                 goto out;
 111         }
 112
 113         /* If we are in calibrator based fem auto detect - save fem nr */
 114         if (wl->plt_mode == PLT_FEM_DETECT)
 115                 wl->fem_manuf = gp->tx_bip_fem_manufacturer;
 116
 117         wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
 118                 answer == false ?
 119                         "manual" :
 120                 wl->plt_mode == PLT_FEM_DETECT ?
 121                         "calibrator_fem_detect" :
 122                         "auto",
 123                 gp->tx_bip_fem_manufacturer);
 124
 125 out:
 126         kfree(gen_parms);
 127         return ret;
 128 }
 129
 130 int wl128x_cmd_general_parms(struct wl1271 *wl)
 131 {
 132         struct wl128x_general_parms_cmd *gen_parms;
 133         struct wl128x_ini_general_params *gp =
 134                 &((struct wl128x_nvs_file *)wl->nvs)->general_params;
 135         struct wl12xx_priv *priv = wl->priv;
 136         bool answer = false;
 137         int ret;
 138
 139         if (!wl->nvs)
 140                 return -ENODEV;
 141
 142         if (gp->tx_bip_fem_manufacturer >= WL1271_INI_FEM_MODULE_COUNT) {
 143                 wl1271_warning("FEM index from ini out of bounds");
 144                 return -EINVAL;
 145         }
 146
 147         gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
 148         if (!gen_parms)
 149                 return -ENOMEM;
 150
 151         gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
 152
 153         memcpy(&gen_parms->general_params, gp, sizeof(*gp));
 154
 155         /* If we started in PLT FEM_DETECT mode, force auto detect */
 156         if (wl->plt_mode == PLT_FEM_DETECT)
 157                 gen_parms->general_params.tx_bip_fem_auto_detect = true;
 158
 159         if (gen_parms->general_params.tx_bip_fem_auto_detect)
 160                 answer = true;
 161
 162         /* Replace REF and TCXO CLKs with the ones from platform data */
 163         gen_parms->general_params.ref_clock = priv->ref_clock;
 164         gen_parms->general_params.tcxo_ref_clock = priv->tcxo_clock;
 165
 166         ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
 167         if (ret < 0) {
 168                 wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
 169                 goto out;
 170         }
 171
 172         gp->tx_bip_fem_manufacturer =
 173                 gen_parms->general_params.tx_bip_fem_manufacturer;
 174
 175         if (gp->tx_bip_fem_manufacturer >= WL1271_INI_FEM_MODULE_COUNT) {
 176                 wl1271_warning("FEM index from FW out of bounds");
 177                 ret = -EINVAL;
 178                 goto out;
 179         }
 180
 181         /* If we are in calibrator based fem auto detect - save fem nr */
 182         if (wl->plt_mode == PLT_FEM_DETECT)
 183                 wl->fem_manuf = gp->tx_bip_fem_manufacturer;
 184
 185         wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
 186                 answer == false ?
 187                         "manual" :
 188                 wl->plt_mode == PLT_FEM_DETECT ?
 189                         "calibrator_fem_detect" :
 190                         "auto",
 191                 gp->tx_bip_fem_manufacturer);
 192
 193 out:
 194         kfree(gen_parms);
 195         return ret;
 196 }
 197
 198 int wl1271_cmd_radio_parms(struct wl1271 *wl)
 199 {
 200         struct wl1271_nvs_file *nvs = (struct wl1271_nvs_file *)wl->nvs;
 201         struct wl1271_radio_parms_cmd *radio_parms;
 202         struct wl1271_ini_general_params *gp = &nvs->general_params;
 203         int ret, fem_idx;
 204
 205         if (!wl->nvs)
 206                 return -ENODEV;
 207
 208         radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
 209         if (!radio_parms)
 210                 return -ENOMEM;
 211
 212         radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
 213
 214         fem_idx = WL12XX_FEM_TO_NVS_ENTRY(gp->tx_bip_fem_manufacturer);
 215
 216         /* 2.4GHz parameters */
 217         memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
 218                sizeof(struct wl1271_ini_band_params_2));
 219         memcpy(&radio_parms->dyn_params_2,
 220                &nvs->dyn_radio_params_2[fem_idx].params,
 221                sizeof(struct wl1271_ini_fem_params_2));
 222
 223         /* 5GHz parameters */
 224         memcpy(&radio_parms->static_params_5,
 225                &nvs->stat_radio_params_5,
 226                sizeof(struct wl1271_ini_band_params_5));
 227         memcpy(&radio_parms->dyn_params_5,
 228                &nvs->dyn_radio_params_5[fem_idx].params,
 229                sizeof(struct wl1271_ini_fem_params_5));
 230
 231         wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
 232                     radio_parms, sizeof(*radio_parms));
 233
 234         ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
 235         if (ret < 0)
 236                 wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
 237
 238         kfree(radio_parms);
 239         return ret;
 240 }
 241
 242 int wl128x_cmd_radio_parms(struct wl1271 *wl)
 243 {
 244         struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
 245         struct wl128x_radio_parms_cmd *radio_parms;
 246         struct wl128x_ini_general_params *gp = &nvs->general_params;
 247         int ret, fem_idx;
 248
 249         if (!wl->nvs)
 250                 return -ENODEV;
 251
 252         radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
 253         if (!radio_parms)
 254                 return -ENOMEM;
 255
 256         radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
 257
 258         fem_idx = WL12XX_FEM_TO_NVS_ENTRY(gp->tx_bip_fem_manufacturer);
 259
 260         /* 2.4GHz parameters */
 261         memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
 262                sizeof(struct wl128x_ini_band_params_2));
 263         memcpy(&radio_parms->dyn_params_2,
 264                &nvs->dyn_radio_params_2[fem_idx].params,
 265                sizeof(struct wl128x_ini_fem_params_2));
 266
 267         /* 5GHz parameters */
 268         memcpy(&radio_parms->static_params_5,
 269                &nvs->stat_radio_params_5,
 270                sizeof(struct wl128x_ini_band_params_5));
 271         memcpy(&radio_parms->dyn_params_5,
 272                &nvs->dyn_radio_params_5[fem_idx].params,
 273                sizeof(struct wl128x_ini_fem_params_5));
 274
 275         radio_parms->fem_vendor_and_options = nvs->fem_vendor_and_options;
 276
 277         wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
 278                     radio_parms, sizeof(*radio_parms));
 279
 280         ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
 281         if (ret < 0)
 282                 wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
 283
 284         kfree(radio_parms);
 285         return ret;
 286 }
 287
 288 int wl12xx_cmd_channel_switch(struct wl1271 *wl,
 289                               struct wl12xx_vif *wlvif,
 290                               struct ieee80211_channel_switch *ch_switch)
 291 {
 292         struct wl12xx_cmd_channel_switch *cmd;
 293         int ret;
 294
 295         wl1271_debug(DEBUG_ACX, "cmd channel switch");
 296
 297         cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 298         if (!cmd) {
 299                 ret = -ENOMEM;
 300                 goto out;
 301         }
 302
 303         cmd->role_id = wlvif->role_id;
 304         cmd->channel = ch_switch->chandef.chan->hw_value;
 305         cmd->switch_time = ch_switch->count;
 306         cmd->stop_tx = ch_switch->block_tx;
 307
 308         /* FIXME: control from mac80211 in the future */
 309         /* Enable TX on the target channel */
 310         cmd->post_switch_tx_disable = 0;
 311
 312         ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
 313         if (ret < 0) {
 314                 wl1271_error("failed to send channel switch command");
 315                 goto out_free;
 316         }
 317
 318 out_free:
 319         kfree(cmd);
 320
 321 out:
 322         return ret;
 323 }