diff options
Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/commands.c')
| -rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/commands.c | 71 |
1 files changed, 69 insertions, 2 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index dc0c7244b60e..61bda34e2ac2 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -83,6 +83,7 @@ static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus, struct qlink_cmd *cmd; struct qlink_resp *resp = NULL; struct sk_buff *resp_skb = NULL; + int resp_res = 0; u16 cmd_id; u8 mac_id; u8 vif_id; @@ -113,6 +114,7 @@ static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus, } resp = (struct qlink_resp *)resp_skb->data; + resp_res = le16_to_cpu(resp->result); ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id, const_resp_size); if (ret) @@ -128,8 +130,8 @@ out: else consume_skb(resp_skb); - if (!ret && resp) - return qtnf_cmd_resp_result_decode(le16_to_cpu(resp->result)); + if (!ret) + return qtnf_cmd_resp_result_decode(resp_res); pr_warn("VIF%u.%u: cmd 0x%.4X failed: %d\n", mac_id, vif_id, cmd_id, ret); @@ -2641,6 +2643,71 @@ out: return ret; } +int qtnf_cmd_get_tx_power(const struct qtnf_vif *vif, int *dbm) +{ + struct qtnf_bus *bus = vif->mac->bus; + const struct qlink_resp_txpwr *resp; + struct sk_buff *resp_skb = NULL; + struct qlink_cmd_txpwr *cmd; + struct sk_buff *cmd_skb; + int ret = 0; + + cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, + QLINK_CMD_TXPWR, sizeof(*cmd)); + if (!cmd_skb) + return -ENOMEM; + + cmd = (struct qlink_cmd_txpwr *)cmd_skb->data; + cmd->op_type = QLINK_TXPWR_GET; + + qtnf_bus_lock(bus); + + ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, + sizeof(*resp), NULL); + if (ret) + goto out; + + resp = (const struct qlink_resp_txpwr *)resp_skb->data; + *dbm = MBM_TO_DBM(le32_to_cpu(resp->txpwr)); + +out: + qtnf_bus_unlock(bus); + consume_skb(resp_skb); + + return ret; +} + +int qtnf_cmd_set_tx_power(const struct qtnf_vif *vif, + enum nl80211_tx_power_setting type, int mbm) +{ + struct qtnf_bus *bus = vif->mac->bus; + const struct qlink_resp_txpwr *resp; + struct sk_buff *resp_skb = NULL; + struct qlink_cmd_txpwr *cmd; + struct sk_buff *cmd_skb; + int ret = 0; + + cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, + QLINK_CMD_TXPWR, sizeof(*cmd)); + if (!cmd_skb) + return -ENOMEM; + + cmd = (struct qlink_cmd_txpwr *)cmd_skb->data; + cmd->op_type = QLINK_TXPWR_SET; + cmd->txpwr_setting = type; + cmd->txpwr = cpu_to_le32(mbm); + + qtnf_bus_lock(bus); + + ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb, + sizeof(*resp), NULL); + + qtnf_bus_unlock(bus); + consume_skb(resp_skb); + + return ret; +} + int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif, const struct cfg80211_wowlan *wowl) { |