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ath11k: add TWT support

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Add target wait time wmi calls to the driver. En/disable the support
from when the bss_config changes. We ignore the cmd completion events.

Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
John Crispin
2019-11-25 16:36:28 +00:00
committed by Kalle Valo
parent 9f056ed8ee
commit 6d293d4476
3 changed files with 173 additions and 0 deletions
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91
drivers/net/wireless/ath/ath11k/wmi.c
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@@ -1622,6 +1622,10 @@ ath11k_wmi_copy_peer_flags(struct wmi_peer_assoc_complete_cmd *cmd,
cmd->peer_flags |= WMI_PEER_VHT;
if (param->he_flag)
cmd->peer_flags |= WMI_PEER_HE;
if (param->twt_requester)
cmd->peer_flags |= WMI_PEER_TWT_REQ;
if (param->twt_responder)
cmd->peer_flags |= WMI_PEER_TWT_RESP;
}
/* Suppress authorization for all AUTH modes that need 4-way handshake
@@ -2457,6 +2461,86 @@ int ath11k_wmi_pdev_pktlog_disable(struct ath11k *ar)
return ret;
}
int
ath11k_wmi_send_twt_enable_cmd(struct ath11k *ar, u32 pdev_id)
{
struct ath11k_pdev_wmi *wmi = ar->wmi;
struct ath11k_base *ab = wmi->wmi_sc->ab;
struct wmi_twt_enable_params_cmd *cmd;
struct sk_buff *skb;
int ret, len;
len = sizeof(*cmd);
skb = ath11k_wmi_alloc_skb(wmi->wmi_sc, len);
if (!skb)
return -ENOMEM;
cmd = (void *)skb->data;
cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_TWT_ENABLE_CMD) |
FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE);
cmd->pdev_id = pdev_id;
cmd->sta_cong_timer_ms = ATH11K_TWT_DEF_STA_CONG_TIMER_MS;
cmd->default_slot_size = ATH11K_TWT_DEF_DEFAULT_SLOT_SIZE;
cmd->congestion_thresh_setup = ATH11K_TWT_DEF_CONGESTION_THRESH_SETUP;
cmd->congestion_thresh_teardown =
ATH11K_TWT_DEF_CONGESTION_THRESH_TEARDOWN;
cmd->congestion_thresh_critical =
ATH11K_TWT_DEF_CONGESTION_THRESH_CRITICAL;
cmd->interference_thresh_teardown =
ATH11K_TWT_DEF_INTERFERENCE_THRESH_TEARDOWN;
cmd->interference_thresh_setup =
ATH11K_TWT_DEF_INTERFERENCE_THRESH_SETUP;
cmd->min_no_sta_setup = ATH11K_TWT_DEF_MIN_NO_STA_SETUP;
cmd->min_no_sta_teardown = ATH11K_TWT_DEF_MIN_NO_STA_TEARDOWN;
cmd->no_of_bcast_mcast_slots = ATH11K_TWT_DEF_NO_OF_BCAST_MCAST_SLOTS;
cmd->min_no_twt_slots = ATH11K_TWT_DEF_MIN_NO_TWT_SLOTS;
cmd->max_no_sta_twt = ATH11K_TWT_DEF_MAX_NO_STA_TWT;
cmd->mode_check_interval = ATH11K_TWT_DEF_MODE_CHECK_INTERVAL;
cmd->add_sta_slot_interval = ATH11K_TWT_DEF_ADD_STA_SLOT_INTERVAL;
cmd->remove_sta_slot_interval =
ATH11K_TWT_DEF_REMOVE_STA_SLOT_INTERVAL;
/* TODO add MBSSID support */
cmd->mbss_support = 0;
ret = ath11k_wmi_cmd_send(wmi, skb,
WMI_TWT_ENABLE_CMDID);
if (ret) {
ath11k_warn(ab, "Failed to send WMI_TWT_ENABLE_CMDID");
dev_kfree_skb(skb);
}
return ret;
}
int
ath11k_wmi_send_twt_disable_cmd(struct ath11k *ar, u32 pdev_id)
{
struct ath11k_pdev_wmi *wmi = ar->wmi;
struct ath11k_base *ab = wmi->wmi_sc->ab;
struct wmi_twt_disable_params_cmd *cmd;
struct sk_buff *skb;
int ret, len;
len = sizeof(*cmd);
skb = ath11k_wmi_alloc_skb(wmi->wmi_sc, len);
if (!skb)
return -ENOMEM;
cmd = (void *)skb->data;
cmd->tlv_header = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_TWT_DISABLE_CMD) |
FIELD_PREP(WMI_TLV_LEN, len - TLV_HDR_SIZE);
cmd->pdev_id = pdev_id;
ret = ath11k_wmi_cmd_send(wmi, skb,
WMI_TWT_DISABLE_CMDID);
if (ret) {
ath11k_warn(ab, "Failed to send WMI_TWT_DIeABLE_CMDID");
dev_kfree_skb(skb);
}
return ret;
}
static void
ath11k_fill_band_to_mac_param(struct ath11k_base *soc,
struct wmi_host_pdev_band_to_mac *band_to_mac)
@@ -2548,6 +2632,9 @@ ath11k_wmi_copy_resource_config(struct wmi_resource_config *wmi_cfg,
wmi_cfg->use_pdev_id = tg_cfg->use_pdev_id;
wmi_cfg->flag1 = tg_cfg->atf_config;
wmi_cfg->peer_map_unmap_v2_support = tg_cfg->peer_map_unmap_v2_support;
wmi_cfg->sched_params = tg_cfg->sched_params;
wmi_cfg->twt_ap_pdev_count = tg_cfg->twt_ap_pdev_count;
wmi_cfg->twt_ap_sta_count = tg_cfg->twt_ap_sta_count;
}
static int ath11k_init_cmd_send(struct ath11k_pdev_wmi *wmi,
@@ -2739,6 +2826,8 @@ int ath11k_wmi_cmd_init(struct ath11k_base *ab)
config.beacon_tx_offload_max_vdev = ab->num_radios * TARGET_MAX_BCN_OFFLD;
config.rx_batchmode = TARGET_RX_BATCHMODE;
config.peer_map_unmap_v2_support = 1;
config.twt_ap_pdev_count = 2;
config.twt_ap_sta_count = 1000;
memcpy(&wmi_sc->wlan_resource_config, &config, sizeof(config));
@@ -5421,6 +5510,8 @@ static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb)
case WMI_TBTTOFFSET_EXT_UPDATE_EVENTID:
case WMI_VDEV_DELETE_RESP_EVENTID:
case WMI_PEER_OPER_MODE_CHANGE_EVENTID:
case WMI_TWT_ENABLE_EVENTID:
case WMI_TWT_DISABLE_EVENTID:
ath11k_dbg(ab, ATH11K_DBG_WMI,
"ignoring unsupported event 0x%x\n", id);
break;