From: Surabhi Vishnoi <svishnoi@codeaurora.org>
To: ath10k@lists.infradead.org
Cc: linux-wireless@vger.kernel.org,
Surabhi Vishnoi <svishnoi@codeaurora.org>
Subject: [PATCH] ath10k: Fill rx duration for each peer in fw_stats for WCN3990
Date: Tue, 19 Feb 2019 15:25:10 +0530 [thread overview]
Message-ID: <1550570110-32010-1-git-send-email-svishnoi@codeaurora.org> (raw)
Currently, rx_duration for each peer is not getting populated in
fw_stats debugfs entry for WCN3990.
WCN3990 firmware sends rx duration for each peer as part of
peer_extd_stats in WMI_UPDATE_STATS_EVENT. To enable peer_extd_stats,
firmware expects host to send fw_stats_req_mask with flag
WMI_TLV_PEER_STATS_EXTD set in WMI_REQUEST_STATS_CMD.
Send fw_stats_req_mask with flag WMI_TLV_PEER_STATS_EXTD set in
WMI_REQUEST_STATS_CMD and parse the peer_extd_stats in
WMI_UPDATE_STATS_EVENT to populate the rx_duration of each peer
in fw_stats debugfs entry.
Currently the driver handles 32-bit rx_duration, but the rx_duration
for WCN3990 can be upto 63 bit. The firmware sends rx_duration split
into two 32-bit fields, with the upper 32-bits being valid only if its
MSB is set. This change handles the 63-bit rx_duration obtained from
WCN3990 and maintain the backward compatibility.
To get the rx_duration of each connected peer :
cat /sys/kernel/debug/ieee80211/phyX/ath10k/fw_stats
Tested HW: WCN3990
Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1
Signed-off-by: Surabhi Vishnoi <svishnoi@codeaurora.org>
---
drivers/net/wireless/ath/ath10k/core.c | 4 ++--
drivers/net/wireless/ath/ath10k/core.h | 2 +-
drivers/net/wireless/ath/ath10k/wmi-tlv.c | 31 +++++++++++++++++++++++++++++--
drivers/net/wireless/ath/ath10k/wmi-tlv.h | 20 ++++++++++++++++++++
drivers/net/wireless/ath/ath10k/wmi.c | 2 +-
drivers/net/wireless/ath/ath10k/wmi.h | 7 +++++++
6 files changed, 60 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index a1b2aea..5ff9cf4 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -2315,8 +2315,8 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
else
ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
- ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
- WMI_STAT_PEER;
+ ar->fw_stats_req_mask = WMI_TLV_STAT_PDEV | WMI_TLV_STAT_VDEV |
+ WMI_TLV_STAT_PEER | WMI_TLV_STAT_PEER_EXTD;
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
ar->wmi.mgmt_max_num_pending_tx = TARGET_TLV_MGMT_NUM_MSDU_DESC;
break;
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 2f43600..e786ce0 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -200,7 +200,7 @@ struct ath10k_fw_stats_peer {
u32 peer_rssi;
u32 peer_tx_rate;
u32 peer_rx_rate; /* 10x only */
- u32 rx_duration;
+ u64 rx_duration;
};
struct ath10k_fw_extd_stats_peer {
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 84de6ec..80c35ad 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -24,6 +24,7 @@
#include "wmi-tlv.h"
#include "p2p.h"
#include "testmode.h"
+#include <linux/bitfield.h>
/***************/
/* TLV helpers */
@@ -1289,6 +1290,7 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar,
{
const void **tb;
const struct wmi_tlv_stats_ev *ev;
+ u32 num_peer_stats_extd;
const void *data;
u32 num_pdev_stats;
u32 num_vdev_stats;
@@ -1296,6 +1298,7 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar,
u32 num_bcnflt_stats;
u32 num_chan_stats;
size_t data_len;
+ u32 stats_id;
int ret;
int i;
@@ -1320,11 +1323,13 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar,
num_peer_stats = __le32_to_cpu(ev->num_peer_stats);
num_bcnflt_stats = __le32_to_cpu(ev->num_bcnflt_stats);
num_chan_stats = __le32_to_cpu(ev->num_chan_stats);
+ stats_id = __le32_to_cpu(ev->stats_id);
+ num_peer_stats_extd = __le32_to_cpu(ev->num_peer_stats_extd);
ath10k_dbg(ar, ATH10K_DBG_WMI,
- "wmi tlv stats update pdev %i vdev %i peer %i bcnflt %i chan %i\n",
+ "wmi tlv stats update pdev %i vdev %i peer %i bcnflt %i chan %i peer_extd %i\n",
num_pdev_stats, num_vdev_stats, num_peer_stats,
- num_bcnflt_stats, num_chan_stats);
+ num_bcnflt_stats, num_chan_stats, num_peer_stats_extd);
for (i = 0; i < num_pdev_stats; i++) {
const struct wmi_pdev_stats *src;
@@ -1389,6 +1394,28 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar,
ath10k_wmi_pull_peer_stats(&src->old, dst);
dst->peer_rx_rate = __le32_to_cpu(src->peer_rx_rate);
+
+ if (stats_id & WMI_TLV_STAT_PEER_EXTD) {
+ const struct wmi_tlv_peer_stats_extd *extd;
+ unsigned long rx_duration_high;
+
+ extd = data + sizeof(*src) * (num_peer_stats - i - 1)
+ + sizeof(*extd) * i;
+
+ dst->rx_duration = __le32_to_cpu(extd->rx_duration);
+ rx_duration_high = __le32_to_cpu
+ (extd->rx_duration_high);
+
+ if (test_bit(WMI_TLV_PEER_RX_DURATION_HIGH_VALID_BIT,
+ &rx_duration_high)) {
+ rx_duration_high =
+ FIELD_GET(WMI_TLV_PEER_RX_DURATION_HIGH_MASK,
+ rx_duration_high);
+ dst->rx_duration |= rx_duration_high <<
+ WMI_TLV_PEER_RX_DURATION_SHIFT;
+ }
+ }
+
list_add_tail(&dst->list, &stats->peers);
}
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h
index 4fba581..3165d95 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h
@@ -1875,6 +1875,22 @@ struct wmi_tlv_req_stats_cmd {
struct wmi_mac_addr peer_macaddr;
} __packed;
+#define WMI_TLV_PEER_RX_DURATION_HIGH_VALID_BIT 31
+#define WMI_TLV_PEER_RX_DURATION_HIGH_MASK GENMASK(30, 0)
+#define WMI_TLV_PEER_RX_DURATION_SHIFT 32
+
+struct wmi_tlv_peer_stats_extd {
+ struct wmi_mac_addr peer_macaddr;
+ __le32 rx_duration;
+ __le32 peer_tx_bytes;
+ __le32 peer_rx_bytes;
+ __le32 last_tx_rate_code;
+ __le32 last_tx_power;
+ __le32 rx_mc_bc_cnt;
+ __le32 rx_duration_high;
+ __le32 reserved[2];
+} __packed;
+
struct wmi_tlv_vdev_stats {
__le32 vdev_id;
__le32 beacon_snr;
@@ -1968,6 +1984,10 @@ struct wmi_tlv_stats_ev {
__le32 num_peer_stats;
__le32 num_bcnflt_stats;
__le32 num_chan_stats;
+ __le32 num_mib_stats;
+ __le32 pdev_id;
+ __le32 num_bcn_stats;
+ __le32 num_peer_stats_extd;
} __packed;
struct wmi_tlv_p2p_noa_ev {
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 704c71b..1c51341 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -8315,7 +8315,7 @@ size_t ath10k_wmi_fw_stats_num_vdevs(struct list_head *head)
"Peer TX rate", peer->peer_tx_rate);
len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
"Peer RX rate", peer->peer_rx_rate);
- len += scnprintf(buf + len, buf_len - len, "%30s %u\n",
+ len += scnprintf(buf + len, buf_len - len, "%30s %llu\n",
"Peer RX duration", peer->rx_duration);
len += scnprintf(buf + len, buf_len - len, "\n");
diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index 0e27878..b3aa696 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -4545,6 +4545,13 @@ enum wmi_10_4_stats_id {
WMI_10_4_STAT_VDEV_EXTD = BIT(4),
};
+enum wmi_tlv_stats_id {
+ WMI_TLV_STAT_PDEV = BIT(0),
+ WMI_TLV_STAT_VDEV = BIT(1),
+ WMI_TLV_STAT_PEER = BIT(2),
+ WMI_TLV_STAT_PEER_EXTD = BIT(10),
+};
+
struct wlan_inst_rssi_args {
__le16 cfg_retry_count;
__le16 retry_count;
--
1.9.1
next reply other threads:[~2019-02-19 9:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 9:55 Surabhi Vishnoi [this message]
2019-02-25 17:17 ` [PATCH] ath10k: Fill rx duration for each peer in fw_stats for WCN3990 Kalle Valo
[not found] ` <20190225171756.9632C609F3@smtp.codeaurora.org>
2019-02-26 11:53 ` Surabhi Vishnoi
2019-02-26 12:09 ` Kalle Valo
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