Quelle  cmd.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * This file is part of wl18xx
 *
 * Copyright (C) 2011 Texas Instruments Inc.
 */

#include "../wlcore/cmd.h"
#include "../wlcore/debug.h"
#include "../wlcore/hw_ops.h"

#include "cmd.h"

int wl18xx_cmd_channel_switch(struct wl1271 *wl,
         struct wl12xx_vif *wlvif,
         struct ieee80211_channel_switch *ch_switch)
{
 struct wl18xx_cmd_channel_switch *cmd;
 u32 supported_rates;
 int ret;

 wl1271_debug(DEBUG_ACX, "cmd channel switch (count=%d)",
       ch_switch->count);

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd) {
  ret = -ENOMEM;
  goto out;
 }

 cmd->role_id = wlvif->role_id;
 cmd->channel = ch_switch->chandef.chan->hw_value;
 cmd->switch_time = ch_switch->count;
 cmd->stop_tx = ch_switch->block_tx;

 switch (ch_switch->chandef.chan->band) {
 case NL80211_BAND_2GHZ:
  cmd->band = WLCORE_BAND_2_4GHZ;
  break;
 case NL80211_BAND_5GHZ:
  cmd->band = WLCORE_BAND_5GHZ;
  break;
 default:
  wl1271_error("invalid channel switch band: %d",
        ch_switch->chandef.chan->band);
  ret = -EINVAL;
  goto out_free;
 }

 supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES;
 if (wlvif->bss_type == BSS_TYPE_STA_BSS)
  supported_rates |= wlcore_hw_sta_get_ap_rate_mask(wl, wlvif);
 else
  supported_rates |=
   wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
 if (wlvif->p2p)
  supported_rates &= ~CONF_TX_CCK_RATES;
 cmd->local_supported_rates = cpu_to_le32(supported_rates);
 cmd->channel_type = wlvif->channel_type;

 ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send channel switch command");
  goto out_free;
 }

out_free:
 kfree(cmd);
out:
 return ret;
}

int wl18xx_cmd_smart_config_start(struct wl1271 *wl, u32 group_bitmap)
{
 struct wl18xx_cmd_smart_config_start *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd smart config start group_bitmap=0x%x",
       group_bitmap);

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd) {
  ret = -ENOMEM;
  goto out;
 }

 cmd->group_id_bitmask = cpu_to_le32(group_bitmap);

 ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_START, cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send smart config start command");
  goto out_free;
 }

out_free:
 kfree(cmd);
out:
 return ret;
}

int wl18xx_cmd_smart_config_stop(struct wl1271 *wl)
{
 struct wl1271_cmd_header *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd smart config stop");

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd) {
  ret = -ENOMEM;
  goto out;
 }

 ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_STOP, cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send smart config stop command");
  goto out_free;
 }

out_free:
 kfree(cmd);
out:
 return ret;
}

int wl18xx_cmd_smart_config_set_group_key(struct wl1271 *wl, u16 group_id,
       u8 key_len, u8 *key)
{
 struct wl18xx_cmd_smart_config_set_group_key *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd smart config set group key id=0x%x",
       group_id);

 if (key_len != sizeof(cmd->key)) {
  wl1271_error("invalid group key size: %d", key_len);
  return -E2BIG;
 }

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd) {
  ret = -ENOMEM;
  goto out;
 }

 cmd->group_id = cpu_to_le32(group_id);
 memcpy(cmd->key, key, key_len);

 ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_SET_GROUP_KEY, cmd,
         sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send smart config set group key cmd");
  goto out_free;
 }

out_free:
 kfree(cmd);
out:
 return ret;
}

int wl18xx_cmd_set_cac(struct wl1271 *wl, struct wl12xx_vif *wlvif, bool start)
{
 struct wlcore_cmd_cac_start *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd cac (channel %d) %s",
       wlvif->channel, start ? "start" : "stop");

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd)
  return -ENOMEM;

 cmd->role_id = wlvif->role_id;
 cmd->channel = wlvif->channel;
 if (wlvif->band == NL80211_BAND_5GHZ)
  cmd->band = WLCORE_BAND_5GHZ;
 cmd->bandwidth = wlcore_get_native_channel_type(wlvif->channel_type);

 ret = wl1271_cmd_send(wl,
         start ? CMD_CAC_START : CMD_CAC_STOP,
         cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send cac command");
  goto out_free;
 }

out_free:
 kfree(cmd);
 return ret;
}

int wl18xx_cmd_radar_detection_debug(struct wl1271 *wl, u8 channel)
{
 struct wl18xx_cmd_dfs_radar_debug *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd radar detection debug (chan %d)",
       channel);

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd)
  return -ENOMEM;

 cmd->channel = channel;

 ret = wl1271_cmd_send(wl, CMD_DFS_RADAR_DETECTION_DEBUG,
         cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send radar detection debug command");
  goto out_free;
 }

out_free:
 kfree(cmd);
 return ret;
}

int wl18xx_cmd_dfs_master_restart(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
 struct wl18xx_cmd_dfs_master_restart *cmd;
 int ret = 0;

 wl1271_debug(DEBUG_CMD, "cmd dfs master restart (role %d)",
       wlvif->role_id);

 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 if (!cmd)
  return -ENOMEM;

 cmd->role_id = wlvif->role_id;

 ret = wl1271_cmd_send(wl, CMD_DFS_MASTER_RESTART,
         cmd, sizeof(*cmd), 0);
 if (ret < 0) {
  wl1271_error("failed to send dfs master restart command");
  goto out_free;
 }
out_free:
 kfree(cmd);
 return ret;
}