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path: root/drivers/net/wireless/ath/ath12k/wmi.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath12k/wmi.c')
-rw-r--r--drivers/net/wireless/ath/ath12k/wmi.c98
1 files changed, 81 insertions, 17 deletions
diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index ff6b3d4ea820..be8b2943094f 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/
#include <linux/skbuff.h>
#include <linux/ctype.h>
@@ -14,6 +14,7 @@
#include <linux/uuid.h>
#include <linux/time.h>
#include <linux/of.h>
+#include <linux/cleanup.h>
#include "core.h"
#include "debugfs.h"
#include "debug.h"
@@ -190,6 +191,8 @@ static const struct ath12k_wmi_tlv_policy ath12k_wmi_tlv_policies[] = {
.min_len = sizeof(struct wmi_11d_new_cc_event) },
[WMI_TAG_PER_CHAIN_RSSI_STATS] = {
.min_len = sizeof(struct wmi_per_chain_rssi_stat_params) },
+ [WMI_TAG_OBSS_COLOR_COLLISION_EVT] = {
+ .min_len = sizeof(struct wmi_obss_color_collision_event) },
};
__le32 ath12k_wmi_tlv_hdr(u32 cmd, u32 len)
@@ -2367,10 +2370,13 @@ int ath12k_wmi_send_peer_assoc_cmd(struct ath12k *ar,
cmd->peer_bw_rxnss_override |= cpu_to_le32(arg->peer_bw_rxnss_override);
if (arg->vht_capable) {
- mcs->rx_max_rate = cpu_to_le32(arg->rx_max_rate);
- mcs->rx_mcs_set = cpu_to_le32(arg->rx_mcs_set);
- mcs->tx_max_rate = cpu_to_le32(arg->tx_max_rate);
- mcs->tx_mcs_set = cpu_to_le32(arg->tx_mcs_set);
+ /* Firmware interprets mcs->tx_mcs_set field as peer's
+ * RX capability
+ */
+ mcs->rx_max_rate = cpu_to_le32(arg->tx_max_rate);
+ mcs->rx_mcs_set = cpu_to_le32(arg->tx_mcs_set);
+ mcs->tx_max_rate = cpu_to_le32(arg->rx_max_rate);
+ mcs->tx_mcs_set = cpu_to_le32(arg->rx_mcs_set);
}
/* HE Rates */
@@ -3848,6 +3854,58 @@ int ath12k_wmi_fils_discovery(struct ath12k *ar, u32 vdev_id, u32 interval,
}
static void
+ath12k_wmi_obss_color_collision_event(struct ath12k_base *ab, struct sk_buff *skb)
+{
+ const struct wmi_obss_color_collision_event *ev;
+ struct ath12k_link_vif *arvif;
+ u32 vdev_id, evt_type;
+ u64 bitmap;
+
+ const void **tb __free(kfree) = ath12k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC);
+ if (IS_ERR(tb)) {
+ ath12k_warn(ab, "failed to parse OBSS color collision tlv %ld\n",
+ PTR_ERR(tb));
+ return;
+ }
+
+ ev = tb[WMI_TAG_OBSS_COLOR_COLLISION_EVT];
+ if (!ev) {
+ ath12k_warn(ab, "failed to fetch OBSS color collision event\n");
+ return;
+ }
+
+ vdev_id = le32_to_cpu(ev->vdev_id);
+ evt_type = le32_to_cpu(ev->evt_type);
+ bitmap = le64_to_cpu(ev->obss_color_bitmap);
+
+ guard(rcu)();
+
+ arvif = ath12k_mac_get_arvif_by_vdev_id(ab, vdev_id);
+ if (!arvif) {
+ ath12k_warn(ab, "no arvif found for vdev %u in OBSS color collision event\n",
+ vdev_id);
+ return;
+ }
+
+ switch (evt_type) {
+ case WMI_BSS_COLOR_COLLISION_DETECTION:
+ ieee80211_obss_color_collision_notify(arvif->ahvif->vif,
+ bitmap,
+ arvif->link_id);
+ ath12k_dbg(ab, ATH12K_DBG_WMI,
+ "obss color collision detected vdev %u event %d bitmap %016llx\n",
+ vdev_id, evt_type, bitmap);
+ break;
+ case WMI_BSS_COLOR_COLLISION_DISABLE:
+ case WMI_BSS_COLOR_FREE_SLOT_TIMER_EXPIRY:
+ case WMI_BSS_COLOR_FREE_SLOT_AVAILABLE:
+ break;
+ default:
+ ath12k_warn(ab, "unknown OBSS color collision event type %d\n", evt_type);
+ }
+}
+
+static void
ath12k_fill_band_to_mac_param(struct ath12k_base *soc,
struct ath12k_wmi_pdev_band_arg *arg)
{
@@ -7011,12 +7069,26 @@ static void ath12k_vdev_start_resp_event(struct ath12k_base *ab, struct sk_buff
static void ath12k_bcn_tx_status_event(struct ath12k_base *ab, struct sk_buff *skb)
{
+ struct ath12k_link_vif *arvif;
+ struct ath12k *ar;
u32 vdev_id, tx_status;
if (ath12k_pull_bcn_tx_status_ev(ab, skb, &vdev_id, &tx_status) != 0) {
ath12k_warn(ab, "failed to extract bcn tx status");
return;
}
+
+ guard(rcu)();
+
+ arvif = ath12k_mac_get_arvif_by_vdev_id(ab, vdev_id);
+ if (!arvif) {
+ ath12k_warn(ab, "invalid vdev %u in bcn tx status\n",
+ vdev_id);
+ return;
+ }
+
+ ar = arvif->ar;
+ wiphy_work_queue(ath12k_ar_to_hw(ar)->wiphy, &arvif->bcn_tx_work);
}
static void ath12k_vdev_stopped_event(struct ath12k_base *ab, struct sk_buff *skb)
@@ -8017,8 +8089,6 @@ void ath12k_wmi_fw_stats_dump(struct ath12k *ar,
buf[len - 1] = 0;
else
buf[len] = 0;
-
- ath12k_fw_stats_reset(ar);
}
static void
@@ -8415,18 +8485,10 @@ static void ath12k_wmi_fw_stats_process(struct ath12k *ar,
ath12k_warn(ab, "empty beacon stats");
return;
}
- /* Mark end until we reached the count of all started VDEVs
- * within the PDEV
- */
- if (ar->num_started_vdevs)
- is_end = ((++ar->fw_stats.num_bcn_recvd) ==
- ar->num_started_vdevs);
list_splice_tail_init(&stats->bcn,
&ar->fw_stats.bcn);
-
- if (is_end)
- complete(&ar->fw_stats_done);
+ complete(&ar->fw_stats_done);
}
}
@@ -9874,6 +9936,9 @@ static void ath12k_wmi_op_rx(struct ath12k_base *ab, struct sk_buff *skb)
case WMI_PDEV_RSSI_DBM_CONVERSION_PARAMS_INFO_EVENTID:
ath12k_wmi_rssi_dbm_conversion_params_info_event(ab, skb);
break;
+ case WMI_OBSS_COLOR_COLLISION_DETECTION_EVENTID:
+ ath12k_wmi_obss_color_collision_event(ab, skb);
+ break;
/* add Unsupported events (rare) here */
case WMI_TBTTOFFSET_EXT_UPDATE_EVENTID:
case WMI_PEER_OPER_MODE_CHANGE_EVENTID:
@@ -9884,7 +9949,6 @@ static void ath12k_wmi_op_rx(struct ath12k_base *ab, struct sk_buff *skb)
/* add Unsupported events (frequent) here */
case WMI_PDEV_GET_HALPHY_CAL_STATUS_EVENTID:
case WMI_MGMT_RX_FW_CONSUMED_EVENTID:
- case WMI_OBSS_COLOR_COLLISION_DETECTION_EVENTID:
/* debug might flood hence silently ignore (no-op) */
break;
case WMI_PDEV_UTF_EVENTID: