Commit 4775ad06 authored by Sergei Maksimenko's avatar Sergei Maksimenko Committed by Kalle Valo

qtnfmac: implement cfg80211 power management callback

Implement set_power_mgmt() callback that forwards power saving
settings to the device firmware.
Signed-off-by: default avatarSergei Maksimenko <smaksimenko@quantenna.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 0ad64191
......@@ -843,6 +843,22 @@ static int qtnf_set_mac_acl(struct wiphy *wiphy,
return ret;
}
static int qtnf_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
bool enabled, int timeout)
{
struct qtnf_vif *vif = qtnf_netdev_get_priv(dev);
int ret;
ret = qtnf_cmd_send_pm_set(vif, enabled ? QLINK_PM_AUTO_STANDBY :
QLINK_PM_OFF, timeout);
if (ret) {
pr_err("%s: failed to set PM mode ret=%d\n", dev->name, ret);
return ret;
}
return ret;
}
static struct cfg80211_ops qtn_cfg80211_ops = {
.add_virtual_intf = qtnf_add_virtual_intf,
.change_virtual_intf = qtnf_change_virtual_intf,
......@@ -869,6 +885,7 @@ static struct cfg80211_ops qtn_cfg80211_ops = {
.channel_switch = qtnf_channel_switch,
.start_radar_detection = qtnf_start_radar_detection,
.set_mac_acl = qtnf_set_mac_acl,
.set_power_mgmt = qtnf_set_power_mgmt,
};
static void qtnf_cfg80211_reg_notifier(struct wiphy *wiphy_in,
......@@ -921,6 +938,9 @@ struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus)
if (bus->hw_info.hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
qtn_cfg80211_ops.start_radar_detection = NULL;
if (!(bus->hw_info.hw_capab & QLINK_HW_CAPAB_PWR_MGMT))
qtn_cfg80211_ops.set_power_mgmt = NULL;
wiphy = wiphy_new(&qtn_cfg80211_ops, sizeof(struct qtnf_wmac));
if (!wiphy)
return NULL;
......@@ -994,6 +1014,7 @@ int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac)
WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
WIPHY_FLAG_AP_UAPSD |
WIPHY_FLAG_HAS_CHANNEL_SWITCH;
wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
if (hw_info->hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD);
......
......@@ -2799,3 +2799,37 @@ int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
return ret;
}
int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout)
{
struct qtnf_bus *bus = vif->mac->bus;
struct sk_buff *cmd_skb;
u16 res_code = QLINK_CMD_RESULT_OK;
struct qlink_cmd_pm_set *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_PM_SET, sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_pm_set *)cmd_skb->data;
cmd->pm_mode = pm_mode;
cmd->pm_standby_timer = cpu_to_le32(timeout);
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb, &res_code);
if (unlikely(ret))
goto out;
if (unlikely(res_code != QLINK_CMD_RESULT_OK)) {
pr_err("cmd exec failed: 0x%.4X\n", res_code);
ret = -EFAULT;
}
out:
qtnf_bus_unlock(bus);
return ret;
}
......@@ -76,5 +76,6 @@ int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
u32 cac_time_ms);
int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
const struct cfg80211_acl_data *params);
int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout);
#endif /* QLINK_COMMANDS_H_ */
......@@ -77,6 +77,7 @@ enum qlink_hw_capab {
QLINK_HW_CAPAB_STA_INACT_TIMEOUT = BIT(1),
QLINK_HW_CAPAB_DFS_OFFLOAD = BIT(2),
QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR = BIT(3),
QLINK_HW_CAPAB_PWR_MGMT = BIT(4),
};
enum qlink_iface_type {
......@@ -256,6 +257,7 @@ enum qlink_cmd_type {
QLINK_CMD_CHAN_STATS = 0x0054,
QLINK_CMD_CONNECT = 0x0060,
QLINK_CMD_DISCONNECT = 0x0061,
QLINK_CMD_PM_SET = 0x0062,
};
/**
......@@ -668,6 +670,30 @@ struct qlink_acl_data {
struct qlink_mac_address mac_addrs[0];
} __packed;
/**
* enum qlink_pm_mode - Power Management mode
*
* @QLINK_PM_OFF: normal mode, no power saving enabled
* @QLINK_PM_AUTO_STANDBY: enable auto power save mode
*/
enum qlink_pm_mode {
QLINK_PM_OFF = 0,
QLINK_PM_AUTO_STANDBY = 1,
};
/**
* struct qlink_cmd_pm_set - data for QLINK_CMD_PM_SET command
*
* @pm_standby timer: period of network inactivity in seconds before
* putting a radio in power save mode
* @pm_mode: power management mode
*/
struct qlink_cmd_pm_set {
struct qlink_cmd chdr;
__le32 pm_standby_timer;
u8 pm_mode;
} __packed;
/* QLINK Command Responses messages related definitions
*/
......
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