[PATCH v4 12/16] mt76: connac: extend mcu_get_nic_capability

sean.wang at mediatek.com sean.wang at mediatek.com
Tue Oct 12 15:52:05 PDT 2021


From: Sean Wang <sean.wang at mediatek.com>

Extend mcu_get_nic_capability to obtain tx resource for SDIO device,
MAC address, and PHY capability.

Tested-by: Deren Wu <deren.wu at mediatek.com>
Acked-by: Lorenzo Bianconi <lorenzo at kernel.org>
Signed-off-by: Sean Wang <sean.wang at mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt76.h     |  1 +
 .../wireless/mediatek/mt76/mt76_connac_mcu.c  | 66 +++++++++++++++++++
 2 files changed, 67 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 06f0d1348d52..31fc94cf21ac 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -512,6 +512,7 @@ struct mt76_sdio {
 		int pse_data_quota;
 		int ple_data_quota;
 		int pse_mcu_quota;
+		int pse_page_size;
 		int deficit;
 	} sched;
 };
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index 404c6bf8578e..b1a256476fed 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -1722,6 +1722,61 @@ void mt76_connac_mcu_coredump_event(struct mt76_dev *dev, struct sk_buff *skb,
 }
 EXPORT_SYMBOL_GPL(mt76_connac_mcu_coredump_event);
 
+static void mt76_connac_mcu_parse_tx_resource(struct mt76_dev *dev,
+					      struct sk_buff *skb)
+{
+	struct mt76_sdio *sdio = &dev->sdio;
+	struct mt76_connac_tx_resource {
+		__le32 version;
+		__le32 pse_data_quota;
+		__le32 pse_mcu_quota;
+		__le32 ple_data_quota;
+		__le32 ple_mcu_quota;
+		__le16 pse_page_size;
+		__le16 ple_page_size;
+		u8 pp_padding;
+		u8 pad[3];
+	} __packed * tx_res;
+
+	tx_res = (struct mt76_connac_tx_resource *)skb->data;
+	sdio->sched.pse_data_quota = le32_to_cpu(tx_res->pse_data_quota);
+	sdio->sched.pse_mcu_quota = le32_to_cpu(tx_res->pse_mcu_quota);
+	sdio->sched.ple_data_quota = le32_to_cpu(tx_res->ple_data_quota);
+	sdio->sched.pse_page_size = le32_to_cpu(tx_res->pse_page_size);
+	sdio->sched.deficit = tx_res->pp_padding;
+}
+
+static void mt76_connac_mcu_parse_phy_cap(struct mt76_dev *dev,
+					  struct sk_buff *skb)
+{
+	struct mt76_connac_phy_cap {
+		u8 ht;
+		u8 vht;
+		u8 _5g;
+		u8 max_bw;
+		u8 nss;
+		u8 dbdc;
+		u8 tx_ldpc;
+		u8 rx_ldpc;
+		u8 tx_stbc;
+		u8 rx_stbc;
+		u8 hw_path;
+		u8 he;
+	} __packed * cap;
+
+	enum {
+		WF0_24G,
+		WF0_5G
+	};
+
+	cap = (struct mt76_connac_phy_cap *)skb->data;
+
+	dev->phy.antenna_mask = BIT(cap->nss) - 1;
+	dev->phy.chainmask = dev->phy.antenna_mask;
+	dev->phy.cap.has_2ghz = cap->hw_path & BIT(WF0_24G);
+	dev->phy.cap.has_5ghz = cap->hw_path & BIT(WF0_5G);
+}
+
 int mt76_connac_mcu_get_nic_capability(struct mt76_phy *phy)
 {
 	struct mt76_connac_cap_hdr {
@@ -1764,6 +1819,17 @@ int mt76_connac_mcu_get_nic_capability(struct mt76_phy *phy)
 		case MT_NIC_CAP_6G:
 			phy->cap.has_6ghz = skb->data[0];
 			break;
+		case MT_NIC_CAP_MAC_ADDR:
+			memcpy(phy->macaddr, (void *)skb->data, ETH_ALEN);
+			break;
+		case MT_NIC_CAP_PHY:
+			mt76_connac_mcu_parse_phy_cap(phy->dev, skb);
+			break;
+		case MT_NIC_CAP_TX_RESOURCE:
+			if (mt76_is_sdio(phy->dev))
+				mt76_connac_mcu_parse_tx_resource(phy->dev,
+								  skb);
+			break;
 		default:
 			break;
 		}
-- 
2.25.1




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