From: Eliad Peller Date: Fri, 11 Jul 2014 00:01:32 +0000 (+0300) Subject: wlcore: handle smart config vendor commands X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=80ff8063e87c;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git wlcore: handle smart config vendor commands userspace can ask to perform various smart config actions via custom vendor commands. Signed-off-by: Eliad Peller Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ti/wlcore/Makefile b/drivers/net/wireless/ti/wlcore/Makefile index 4f23931d7bd5..0a69c1373643 100644 --- a/drivers/net/wireless/ti/wlcore/Makefile +++ b/drivers/net/wireless/ti/wlcore/Makefile @@ -1,5 +1,5 @@ wlcore-objs = main.o cmd.o io.o event.o tx.o rx.o ps.o acx.o \ - boot.o init.o debugfs.o scan.o sysfs.o + boot.o init.o debugfs.o scan.o sysfs.o vendor_cmd.o wlcore_spi-objs = spi.o wlcore_sdio-objs = sdio.o diff --git a/drivers/net/wireless/ti/wlcore/vendor_cmd.c b/drivers/net/wireless/ti/wlcore/vendor_cmd.c new file mode 100644 index 000000000000..98852b2ceb4d --- /dev/null +++ b/drivers/net/wireless/ti/wlcore/vendor_cmd.c @@ -0,0 +1,184 @@ +/* + * This file is part of wlcore + * + * Copyright (C) 2014 Texas Instruments. All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + */ + +#include +#include + +#include "wlcore.h" +#include "debug.h" +#include "ps.h" +#include "hw_ops.h" +#include "vendor_cmd.h" + +static const +struct nla_policy wlcore_vendor_attr_policy[NUM_WLCORE_VENDOR_ATTR] = { + [WLCORE_VENDOR_ATTR_FREQ] = { .type = NLA_U32 }, + [WLCORE_VENDOR_ATTR_GROUP_ID] = { .type = NLA_U32 }, + [WLCORE_VENDOR_ATTR_GROUP_KEY] = { .type = NLA_U32, + .len = WLAN_MAX_KEY_LEN }, +}; + +static int +wlcore_vendor_cmd_smart_config_start(struct wiphy *wiphy, + struct wireless_dev *wdev, + const void *data, int data_len) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct wl1271 *wl = hw->priv; + struct nlattr *tb[NUM_WLCORE_VENDOR_ATTR]; + int ret; + + wl1271_debug(DEBUG_CMD, "vendor cmd smart config start"); + + if (!data) + return -EINVAL; + + ret = nla_parse(tb, MAX_WLCORE_VENDOR_ATTR, data, data_len, + wlcore_vendor_attr_policy); + if (ret) + return ret; + + if (!tb[WLCORE_VENDOR_ATTR_GROUP_ID]) + return -EINVAL; + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state != WLCORE_STATE_ON)) { + ret = -EINVAL; + goto out; + } + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wlcore_smart_config_start(wl, + nla_get_u32(tb[WLCORE_VENDOR_ATTR_GROUP_ID])); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + + return 0; +} + +static int +wlcore_vendor_cmd_smart_config_stop(struct wiphy *wiphy, + struct wireless_dev *wdev, + const void *data, int data_len) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct wl1271 *wl = hw->priv; + int ret; + + wl1271_debug(DEBUG_CMD, "testmode cmd smart config stop"); + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state != WLCORE_STATE_ON)) { + ret = -EINVAL; + goto out; + } + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wlcore_smart_config_stop(wl); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + + return ret; +} + +static int +wlcore_vendor_cmd_smart_config_set_group_key(struct wiphy *wiphy, + struct wireless_dev *wdev, + const void *data, int data_len) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct wl1271 *wl = hw->priv; + struct nlattr *tb[NUM_WLCORE_VENDOR_ATTR]; + int ret; + + wl1271_debug(DEBUG_CMD, "testmode cmd smart config set group key"); + + if (!data) + return -EINVAL; + + ret = nla_parse(tb, MAX_WLCORE_VENDOR_ATTR, data, data_len, + wlcore_vendor_attr_policy); + if (ret) + return ret; + + if (!tb[WLCORE_VENDOR_ATTR_GROUP_ID] || + !tb[WLCORE_VENDOR_ATTR_GROUP_KEY]) + return -EINVAL; + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state != WLCORE_STATE_ON)) { + ret = -EINVAL; + goto out; + } + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wlcore_smart_config_set_group_key(wl, + nla_get_u32(tb[WLCORE_VENDOR_ATTR_GROUP_ID]), + nla_len(tb[WLCORE_VENDOR_ATTR_GROUP_KEY]), + nla_data(tb[WLCORE_VENDOR_ATTR_GROUP_KEY])); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + + return ret; +} + +static const struct wiphy_vendor_command wlcore_vendor_commands[] = { + { + .info = { + .vendor_id = TI_OUI, + .subcmd = WLCORE_VENDOR_CMD_SMART_CONFIG_START, + }, + .flags = WIPHY_VENDOR_CMD_NEED_NETDEV | + WIPHY_VENDOR_CMD_NEED_RUNNING, + .doit = wlcore_vendor_cmd_smart_config_start, + }, + { + .info = { + .vendor_id = TI_OUI, + .subcmd = WLCORE_VENDOR_CMD_SMART_CONFIG_STOP, + }, + .flags = WIPHY_VENDOR_CMD_NEED_NETDEV | + WIPHY_VENDOR_CMD_NEED_RUNNING, + .doit = wlcore_vendor_cmd_smart_config_stop, + }, + { + .info = { + .vendor_id = TI_OUI, + .subcmd = WLCORE_VENDOR_CMD_SMART_CONFIG_SET_GROUP_KEY, + }, + .flags = WIPHY_VENDOR_CMD_NEED_NETDEV | + WIPHY_VENDOR_CMD_NEED_RUNNING, + .doit = wlcore_vendor_cmd_smart_config_set_group_key, + }, +}; + +void wlcore_set_vendor_commands(struct wiphy *wiphy) +{ + wiphy->vendor_commands = wlcore_vendor_commands; + wiphy->n_vendor_commands = ARRAY_SIZE(wlcore_vendor_commands); +} diff --git a/drivers/net/wireless/ti/wlcore/vendor_cmd.h b/drivers/net/wireless/ti/wlcore/vendor_cmd.h new file mode 100644 index 000000000000..7e8e92fad16c --- /dev/null +++ b/drivers/net/wireless/ti/wlcore/vendor_cmd.h @@ -0,0 +1,36 @@ +/* + * This file is part of wlcore + * + * Copyright (C) 2014 Texas Instruments. All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + */ + +#ifndef __WLCORE_VENDOR_H__ +#define __WLCORE_VENDOR_H__ + +#define TI_OUI 0x080028 + +enum wlcore_vendor_commands { + WLCORE_VENDOR_CMD_SMART_CONFIG_START, + WLCORE_VENDOR_CMD_SMART_CONFIG_STOP, + WLCORE_VENDOR_CMD_SMART_CONFIG_SET_GROUP_KEY, + + NUM_WLCORE_VENDOR_CMD, + MAX_WLCORE_VENDOR_CMD = NUM_WLCORE_VENDOR_CMD - 1 +}; + +enum wlcore_vendor_attributes { + WLCORE_VENDOR_ATTR_FREQ, + WLCORE_VENDOR_ATTR_PSK, + WLCORE_VENDOR_ATTR_SSID, + WLCORE_VENDOR_ATTR_GROUP_ID, + WLCORE_VENDOR_ATTR_GROUP_KEY, + + NUM_WLCORE_VENDOR_ATTR, + MAX_WLCORE_VENDOR_ATTR = NUM_WLCORE_VENDOR_ATTR - 1 +}; + +#endif /* __WLCORE_VENDOR_H__ */