linux/drivers/net/wireless/ti/wl18xx/cmd.c
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   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * This file is part of wl18xx
   4 *
   5 * Copyright (C) 2011 Texas Instruments Inc.
   6 */
   7
   8#include "../wlcore/cmd.h"
   9#include "../wlcore/debug.h"
  10#include "../wlcore/hw_ops.h"
  11
  12#include "cmd.h"
  13
  14int wl18xx_cmd_channel_switch(struct wl1271 *wl,
  15                              struct wl12xx_vif *wlvif,
  16                              struct ieee80211_channel_switch *ch_switch)
  17{
  18        struct wl18xx_cmd_channel_switch *cmd;
  19        u32 supported_rates;
  20        int ret;
  21
  22        wl1271_debug(DEBUG_ACX, "cmd channel switch (count=%d)",
  23                     ch_switch->count);
  24
  25        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
  26        if (!cmd) {
  27                ret = -ENOMEM;
  28                goto out;
  29        }
  30
  31        cmd->role_id = wlvif->role_id;
  32        cmd->channel = ch_switch->chandef.chan->hw_value;
  33        cmd->switch_time = ch_switch->count;
  34        cmd->stop_tx = ch_switch->block_tx;
  35
  36        switch (ch_switch->chandef.chan->band) {
  37        case NL80211_BAND_2GHZ:
  38                cmd->band = WLCORE_BAND_2_4GHZ;
  39                break;
  40        case NL80211_BAND_5GHZ:
  41                cmd->band = WLCORE_BAND_5GHZ;
  42                break;
  43        default:
  44                wl1271_error("invalid channel switch band: %d",
  45                             ch_switch->chandef.chan->band);
  46                ret = -EINVAL;
  47                goto out_free;
  48        }
  49
  50        supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES;
  51        if (wlvif->bss_type == BSS_TYPE_STA_BSS)
  52                supported_rates |= wlcore_hw_sta_get_ap_rate_mask(wl, wlvif);
  53        else
  54                supported_rates |=
  55                        wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
  56        if (wlvif->p2p)
  57                supported_rates &= ~CONF_TX_CCK_RATES;
  58        cmd->local_supported_rates = cpu_to_le32(supported_rates);
  59        cmd->channel_type = wlvif->channel_type;
  60
  61        ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
  62        if (ret < 0) {
  63                wl1271_error("failed to send channel switch command");
  64                goto out_free;
  65        }
  66
  67out_free:
  68        kfree(cmd);
  69out:
  70        return ret;
  71}
  72
  73int wl18xx_cmd_smart_config_start(struct wl1271 *wl, u32 group_bitmap)
  74{
  75        struct wl18xx_cmd_smart_config_start *cmd;
  76        int ret = 0;
  77
  78        wl1271_debug(DEBUG_CMD, "cmd smart config start group_bitmap=0x%x",
  79                     group_bitmap);
  80
  81        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
  82        if (!cmd) {
  83                ret = -ENOMEM;
  84                goto out;
  85        }
  86
  87        cmd->group_id_bitmask = cpu_to_le32(group_bitmap);
  88
  89        ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_START, cmd, sizeof(*cmd), 0);
  90        if (ret < 0) {
  91                wl1271_error("failed to send smart config start command");
  92                goto out_free;
  93        }
  94
  95out_free:
  96        kfree(cmd);
  97out:
  98        return ret;
  99}
 100
 101int wl18xx_cmd_smart_config_stop(struct wl1271 *wl)
 102{
 103        struct wl1271_cmd_header *cmd;
 104        int ret = 0;
 105
 106        wl1271_debug(DEBUG_CMD, "cmd smart config stop");
 107
 108        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 109        if (!cmd) {
 110                ret = -ENOMEM;
 111                goto out;
 112        }
 113
 114        ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_STOP, cmd, sizeof(*cmd), 0);
 115        if (ret < 0) {
 116                wl1271_error("failed to send smart config stop command");
 117                goto out_free;
 118        }
 119
 120out_free:
 121        kfree(cmd);
 122out:
 123        return ret;
 124}
 125
 126int wl18xx_cmd_smart_config_set_group_key(struct wl1271 *wl, u16 group_id,
 127                                          u8 key_len, u8 *key)
 128{
 129        struct wl18xx_cmd_smart_config_set_group_key *cmd;
 130        int ret = 0;
 131
 132        wl1271_debug(DEBUG_CMD, "cmd smart config set group key id=0x%x",
 133                     group_id);
 134
 135        if (key_len != sizeof(cmd->key)) {
 136                wl1271_error("invalid group key size: %d", key_len);
 137                return -E2BIG;
 138        }
 139
 140        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 141        if (!cmd) {
 142                ret = -ENOMEM;
 143                goto out;
 144        }
 145
 146        cmd->group_id = cpu_to_le32(group_id);
 147        memcpy(cmd->key, key, key_len);
 148
 149        ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_SET_GROUP_KEY, cmd,
 150                              sizeof(*cmd), 0);
 151        if (ret < 0) {
 152                wl1271_error("failed to send smart config set group key cmd");
 153                goto out_free;
 154        }
 155
 156out_free:
 157        kfree(cmd);
 158out:
 159        return ret;
 160}
 161
 162int wl18xx_cmd_set_cac(struct wl1271 *wl, struct wl12xx_vif *wlvif, bool start)
 163{
 164        struct wlcore_cmd_cac_start *cmd;
 165        int ret = 0;
 166
 167        wl1271_debug(DEBUG_CMD, "cmd cac (channel %d) %s",
 168                     wlvif->channel, start ? "start" : "stop");
 169
 170        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 171        if (!cmd)
 172                return -ENOMEM;
 173
 174        cmd->role_id = wlvif->role_id;
 175        cmd->channel = wlvif->channel;
 176        if (wlvif->band == NL80211_BAND_5GHZ)
 177                cmd->band = WLCORE_BAND_5GHZ;
 178        cmd->bandwidth = wlcore_get_native_channel_type(wlvif->channel_type);
 179
 180        ret = wl1271_cmd_send(wl,
 181                              start ? CMD_CAC_START : CMD_CAC_STOP,
 182                              cmd, sizeof(*cmd), 0);
 183        if (ret < 0) {
 184                wl1271_error("failed to send cac command");
 185                goto out_free;
 186        }
 187
 188out_free:
 189        kfree(cmd);
 190        return ret;
 191}
 192
 193int wl18xx_cmd_radar_detection_debug(struct wl1271 *wl, u8 channel)
 194{
 195        struct wl18xx_cmd_dfs_radar_debug *cmd;
 196        int ret = 0;
 197
 198        wl1271_debug(DEBUG_CMD, "cmd radar detection debug (chan %d)",
 199                     channel);
 200
 201        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 202        if (!cmd)
 203                return -ENOMEM;
 204
 205        cmd->channel = channel;
 206
 207        ret = wl1271_cmd_send(wl, CMD_DFS_RADAR_DETECTION_DEBUG,
 208                              cmd, sizeof(*cmd), 0);
 209        if (ret < 0) {
 210                wl1271_error("failed to send radar detection debug command");
 211                goto out_free;
 212        }
 213
 214out_free:
 215        kfree(cmd);
 216        return ret;
 217}
 218
 219int wl18xx_cmd_dfs_master_restart(struct wl1271 *wl, struct wl12xx_vif *wlvif)
 220{
 221        struct wl18xx_cmd_dfs_master_restart *cmd;
 222        int ret = 0;
 223
 224        wl1271_debug(DEBUG_CMD, "cmd dfs master restart (role %d)",
 225                     wlvif->role_id);
 226
 227        cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 228        if (!cmd)
 229                return -ENOMEM;
 230
 231        cmd->role_id = wlvif->role_id;
 232
 233        ret = wl1271_cmd_send(wl, CMD_DFS_MASTER_RESTART,
 234                              cmd, sizeof(*cmd), 0);
 235        if (ret < 0) {
 236                wl1271_error("failed to send dfs master restart command");
 237                goto out_free;
 238        }
 239out_free:
 240        kfree(cmd);
 241        return ret;
 242}
 243