--- /dev/null
+// SPDX-License-Identifier: ISC
+
+#include "mt7921.h"
+#include "mcu.h"
+
+enum mt7921_testmode_attr {
+ MT7921_TM_ATTR_UNSPEC,
+ MT7921_TM_ATTR_SET,
+ MT7921_TM_ATTR_QUERY,
+ MT7921_TM_ATTR_RSP,
+
+ /* keep last */
+ NUM_MT7921_TM_ATTRS,
+ MT7921_TM_ATTR_MAX = NUM_MT7921_TM_ATTRS - 1,
+};
+
+struct mt7921_tm_cmd {
+ u8 action;
+ u32 param0;
+ u32 param1;
+};
+
+struct mt7921_tm_evt {
+ u32 param0;
+ u32 param1;
+};
+
+static const struct nla_policy mt7921_tm_policy[NUM_MT7921_TM_ATTRS] = {
+ [MT7921_TM_ATTR_SET] = NLA_POLICY_EXACT_LEN(sizeof(struct mt7921_tm_cmd)),
+ [MT7921_TM_ATTR_QUERY] = NLA_POLICY_EXACT_LEN(sizeof(struct mt7921_tm_cmd)),
+};
+
+static int
+mt7921_tm_set(struct mt7921_dev *dev, struct mt7921_tm_cmd *req)
+{
+ struct mt7921_rftest_cmd cmd = {
+ .action = req->action,
+ .param0 = cpu_to_le32(req->param0),
+ .param1 = cpu_to_le32(req->param1),
+ };
+ bool testmode = false, normal = false;
+ struct mt76_connac_pm *pm = &dev->pm;
+ struct mt76_phy *phy = &dev->mphy;
+ int ret = -ENOTCONN;
+
+ mutex_lock(&dev->mt76.mutex);
+
+ if (req->action == TM_SWITCH_MODE) {
+ if (req->param0 == MT7921_TM_NORMAL)
+ normal = true;
+ else
+ testmode = true;
+ }
+
+ if (testmode) {
+ /* Make sure testmode running on full power mode */
+ pm->enable = false;
+ cancel_delayed_work_sync(&pm->ps_work);
+ cancel_work_sync(&pm->wake_work);
+ __mt7921_mcu_drv_pmctrl(dev);
+
+ mt76_wr(dev, MT_WF_RFCR(0), dev->mt76.rxfilter);
+ phy->test.state = MT76_TM_STATE_ON;
+ }
+
+ if (!mt76_testmode_enabled(phy))
+ goto out;
+
+ ret = mt76_mcu_send_msg(&dev->mt76, MCU_CMD_TEST_CTRL, &cmd,
+ sizeof(cmd), false);
+ if (ret)
+ goto out;
+
+ if (normal) {
+ /* Switch back to the normal world */
+ phy->test.state = MT76_TM_STATE_OFF;
+ pm->enable = true;
+ }
+out:
+ mutex_unlock(&dev->mt76.mutex);
+
+ return ret;
+}
+
+static int
+mt7921_tm_query(struct mt7921_dev *dev, struct mt7921_tm_cmd *req,
+ struct mt7921_tm_evt *evt_resp)
+{
+ struct mt7921_rftest_cmd cmd = {
+ .action = req->action,
+ .param0 = cpu_to_le32(req->param0),
+ .param1 = cpu_to_le32(req->param1),
+ };
+ struct mt7921_rftest_evt *evt;
+ struct sk_buff *skb;
+ int ret;
+
+ ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_CMD_TEST_CTRL,
+ &cmd, sizeof(cmd), true, &skb);
+ if (ret)
+ goto out;
+
+ evt = (struct mt7921_rftest_evt *)skb->data;
+ evt_resp->param0 = le32_to_cpu(evt->param0);
+ evt_resp->param1 = le32_to_cpu(evt->param1);
+out:
+ dev_kfree_skb(skb);
+
+ return ret;
+}
+
+int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ void *data, int len)
+{
+ struct nlattr *tb[NUM_MT76_TM_ATTRS];
+ struct mt76_phy *mphy = hw->priv;
+ struct mt7921_phy *phy = mphy->priv;
+ int err;
+
+ if (!test_bit(MT76_STATE_RUNNING, &mphy->state) ||
+ !(hw->conf.flags & IEEE80211_CONF_MONITOR))
+ return -ENOTCONN;
+
+ err = nla_parse_deprecated(tb, MT76_TM_ATTR_MAX, data, len,
+ mt76_tm_policy, NULL);
+ if (err)
+ return err;
+
+ if (tb[MT76_TM_ATTR_DRV_DATA]) {
+ struct nlattr *drv_tb[NUM_MT7921_TM_ATTRS], *data;
+ int ret;
+
+ data = tb[MT76_TM_ATTR_DRV_DATA];
+ ret = nla_parse_nested_deprecated(drv_tb,
+ MT7921_TM_ATTR_MAX,
+ data, mt7921_tm_policy,
+ NULL);
+ if (ret)
+ return ret;
+
+ data = drv_tb[MT7921_TM_ATTR_SET];
+ if (data)
+ return mt7921_tm_set(phy->dev, nla_data(data));
+ }
+
+ return -EINVAL;
+}
+
+int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
+ struct netlink_callback *cb, void *data, int len)
+{
+ struct nlattr *tb[NUM_MT76_TM_ATTRS];
+ struct mt76_phy *mphy = hw->priv;
+ struct mt7921_phy *phy = mphy->priv;
+ int err;
+
+ if (!test_bit(MT76_STATE_RUNNING, &mphy->state) ||
+ !(hw->conf.flags & IEEE80211_CONF_MONITOR) ||
+ !mt76_testmode_enabled(mphy))
+ return -ENOTCONN;
+
+ if (cb->args[2]++ > 0)
+ return -ENOENT;
+
+ err = nla_parse_deprecated(tb, MT76_TM_ATTR_MAX, data, len,
+ mt76_tm_policy, NULL);
+ if (err)
+ return err;
+
+ if (tb[MT76_TM_ATTR_DRV_DATA]) {
+ struct nlattr *drv_tb[NUM_MT7921_TM_ATTRS], *data;
+ int ret;
+
+ data = tb[MT76_TM_ATTR_DRV_DATA];
+ ret = nla_parse_nested_deprecated(drv_tb,
+ MT7921_TM_ATTR_MAX,
+ data, mt7921_tm_policy,
+ NULL);
+ if (ret)
+ return ret;
+
+ data = drv_tb[MT7921_TM_ATTR_QUERY];
+ if (data) {
+ struct mt7921_tm_evt evt_resp;
+
+ err = mt7921_tm_query(phy->dev, nla_data(data),
+ &evt_resp);
+ if (err)
+ return err;
+
+ return nla_put(msg, MT7921_TM_ATTR_RSP,
+ sizeof(evt_resp), &evt_resp);
+ }
+ }
+
+ return -EINVAL;
+}
projects / platform / kernel / linux-starfive.git / commitdiff