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From:   Aloka Dixit <quic_alokad@quicinc.com>
To:     <ath12k@lists.infradead.org>, <linux-wireless@vger.kernel.org>
CC:     Aloka Dixit <quic_alokad@quicinc.com>
Subject: [PATCH v4 10/11] wifi: ath12k: parse WMI service ready ext2 event
Date:   Fri, 2 Jun 2023 16:58:19 -0700
Message-ID: <20230602235820.23912-11-quic_alokad@quicinc.com>
In-Reply-To: <20230602235820.23912-1-quic_alokad@quicinc.com>
References: <20230602235820.23912-1-quic_alokad@quicinc.com>
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Parse WMI service ready ext2 event.

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
Signed-off-by: Aloka Dixit <quic_alokad@quicinc.com>
---
v4: No change from v3.
v3: No change from v2.
v2: No change from v1.

 drivers/net/wireless/ath/ath12k/wmi.c | 48 +++++++++++++++++++++++++++
 drivers/net/wireless/ath/ath12k/wmi.h | 16 +++++++++
 2 files changed, 64 insertions(+)

diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index 9e48e1bce549..df7609b4adda 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -62,7 +62,23 @@ struct ath12k_wmi_svc_rdy_ext_parse {
 	bool dma_ring_cap_done;
 };
 
+struct ath12k_wmi_svc_rdy_ext2_arg {
+	u32 reg_db_version;
+	u32 hw_min_max_tx_power_2ghz;
+	u32 hw_min_max_tx_power_5ghz;
+	u32 chwidth_num_peer_caps;
+	u32 preamble_puncture_bw;
+	u32 max_user_per_ppdu_ofdma;
+	u32 max_user_per_ppdu_mumimo;
+	u32 target_cap_flags;
+	u32 eht_cap_mac_info[WMI_MAX_EHTCAP_MAC_SIZE];
+	u32 max_num_linkview_peers;
+	u32 max_num_msduq_supported_per_tid;
+	u32 default_num_msduq_supported_per_tid;
+};
+
 struct ath12k_wmi_svc_rdy_ext2_parse {
+	struct ath12k_wmi_svc_rdy_ext2_arg arg;
 	struct ath12k_wmi_dma_ring_caps_parse dma_caps_parse;
 	bool dma_ring_cap_done;
 	bool spectral_bin_scaling_done;
@@ -4098,6 +4114,26 @@ static int ath12k_service_ready_ext_event(struct ath12k_base *ab,
 	return ret;
 }
 
+static int ath12k_pull_svc_ready_ext2(struct ath12k_wmi_pdev *wmi_handle,
+				      const void *ptr,
+				      struct ath12k_wmi_svc_rdy_ext2_arg *arg)
+{
+	const struct wmi_service_ready_ext2_event *ev = ptr;
+
+	if (!ev)
+		return -EINVAL;
+
+	arg->reg_db_version = le32_to_cpu(ev->reg_db_version);
+	arg->hw_min_max_tx_power_2ghz = le32_to_cpu(ev->hw_min_max_tx_power_2ghz);
+	arg->hw_min_max_tx_power_5ghz = le32_to_cpu(ev->hw_min_max_tx_power_5ghz);
+	arg->chwidth_num_peer_caps = le32_to_cpu(ev->chwidth_num_peer_caps);
+	arg->preamble_puncture_bw = le32_to_cpu(ev->preamble_puncture_bw);
+	arg->max_user_per_ppdu_ofdma = le32_to_cpu(ev->max_user_per_ppdu_ofdma);
+	arg->max_user_per_ppdu_mumimo = le32_to_cpu(ev->max_user_per_ppdu_mumimo);
+	arg->target_cap_flags = le32_to_cpu(ev->target_cap_flags);
+	return 0;
+}
+
 static void ath12k_wmi_eht_caps_parse(struct ath12k_pdev *pdev, u32 band,
 				      __le32 cap_mac_info[],
 				      __le32 cap_phy_info[],
@@ -4222,10 +4258,22 @@ static int ath12k_wmi_svc_rdy_ext2_parse(struct ath12k_base *ab,
 					 u16 tag, u16 len,
 					 const void *ptr, void *data)
 {
+	struct ath12k_wmi_pdev *wmi_handle = &ab->wmi_ab.wmi[0];
 	struct ath12k_wmi_svc_rdy_ext2_parse *parse = data;
 	int ret;
 
 	switch (tag) {
+	case WMI_TAG_SERVICE_READY_EXT2_EVENT:
+		ret = ath12k_pull_svc_ready_ext2(wmi_handle, ptr,
+						 &parse->arg);
+		if (ret) {
+			ath12k_warn(ab,
+				    "failed to extract wmi service ready ext2 parameters: %d\n",
+				    ret);
+			return ret;
+		}
+		break;
+
 	case WMI_TAG_ARRAY_STRUCT:
 		if (!parse->dma_ring_cap_done) {
 			ret = ath12k_wmi_dma_ring_caps(ab, len, ptr,
diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h
index 9d0f74122bc6..f41092137565 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.h
+++ b/drivers/net/wireless/ath/ath12k/wmi.h
@@ -1925,6 +1925,7 @@ enum wmi_tlv_tag {
 	/* TODO add all the missing cmds */
 	WMI_TAG_PDEV_PEER_PKTLOG_FILTER_CMD = 0x301,
 	WMI_TAG_PDEV_PEER_PKTLOG_FILTER_INFO,
+	WMI_TAG_SERVICE_READY_EXT2_EVENT = 0x334,
 	WMI_TAG_FILS_DISCOVERY_TMPL_CMD = 0x344,
 	WMI_TAG_MAC_PHY_CAPABILITIES_EXT = 0x36F,
 	WMI_TAG_REGULATORY_RULE_EXT_STRUCT = 0x3A9,
@@ -2612,6 +2613,21 @@ struct ath12k_wmi_soc_hal_reg_caps_params {
 #define WMI_EHT_MCS_NSS_10_11  GENMASK(11, 8)
 #define WMI_EHT_MCS_NSS_12_13  GENMASK(15, 12)
 
+struct wmi_service_ready_ext2_event {
+	__le32 reg_db_version;
+	__le32 hw_min_max_tx_power_2ghz;
+	__le32 hw_min_max_tx_power_5ghz;
+	__le32 chwidth_num_peer_caps;
+	__le32 preamble_puncture_bw;
+	__le32 max_user_per_ppdu_ofdma;
+	__le32 max_user_per_ppdu_mumimo;
+	__le32 target_cap_flags;
+	__le32 eht_cap_mac_info[WMI_MAX_EHTCAP_MAC_SIZE];
+	__le32 max_num_linkview_peers;
+	__le32 max_num_msduq_supported_per_tid;
+	__le32 default_num_msduq_supported_per_tid;
+} __packed;
+
 struct ath12k_wmi_mac_phy_caps_ext_params {
 	__le32 hw_mode_id;
 	union {
-- 
2.39.0