linux-zen-server/drivers/net/wireless/ti/wl18xx/cmd.c

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2023-08-30 17:53:23 +02:00
// 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;
}