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authorBaochen Qiang <quic_bqiang@quicinc.com>2025-04-18 10:55:45 +0800
committerJeff Johnson <jeff.johnson@oss.qualcomm.com>2025-05-16 12:38:53 -0700
commitb0501a0ee772222e3a7fa5c94eb7c6b16fe20610 (patch)
tree4b8a492ac2152515840d159f15f61ba84ded4999
parentcccbb9d0dd6ab9e3353066217e9ab5b44bd761d3 (diff)
wifi: ath12k: save max transmit power in vdev start response event from firmware
Save the max transmit power received in the vdev start response event from firmware. A subsequent patch will use this to calculate the final power Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com> Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@oss.qualcomm.com> Link: https://patch.msgid.link/20250418-ath12k-6g-lp-vlp-v1-12-c869c86cad60@quicinc.com Signed-off-by: Jeff Johnson <jeff.johnson@oss.qualcomm.com>
-rw-r--r--drivers/net/wireless/ath/ath12k/core.h2
-rw-r--r--drivers/net/wireless/ath/ath12k/wmi.c3
-rw-r--r--drivers/net/wireless/ath/ath12k/wmi.h1
3 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h
index cc6c43373e21..3aafbac46e81 100644
--- a/drivers/net/wireless/ath/ath12k/core.h
+++ b/drivers/net/wireless/ath/ath12k/core.h
@@ -811,6 +811,8 @@ struct ath12k {
u8 ftm_msgref;
struct ath12k_fw_stats fw_stats;
unsigned long last_tx_power_update;
+
+ s8 max_allowed_tx_power;
};
struct ath12k_hw {
diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index 385f59077050..6fa7cba35ab8 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -6342,13 +6342,14 @@ static void ath12k_vdev_start_resp_event(struct ath12k_base *ab, struct sk_buff
ar->last_wmi_vdev_start_status = 0;
status = le32_to_cpu(vdev_start_resp.status);
-
if (WARN_ON_ONCE(status)) {
ath12k_warn(ab, "vdev start resp error status %d (%s)\n",
status, ath12k_wmi_vdev_resp_print(status));
ar->last_wmi_vdev_start_status = status;
}
+ ar->max_allowed_tx_power = (s8)le32_to_cpu(vdev_start_resp.max_allowed_tx_power);
+
complete(&ar->vdev_setup_done);
rcu_read_unlock();
diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h
index 5f0f9f120497..e4d383c090a6 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.h
+++ b/drivers/net/wireless/ath/ath12k/wmi.h
@@ -4162,6 +4162,7 @@ struct wmi_vdev_start_resp_event {
};
__le32 cfgd_tx_streams;
__le32 cfgd_rx_streams;
+ __le32 max_allowed_tx_power;
} __packed;
/* VDEV start response status codes */