[PATCH rtw-next 06/10] wifi: rtw89: fw: add CMAC H2C command for TX AMPDU for RTL8922D

[Ping-Ke Shih <pkshih@realtek.com>]

CMAC H2C command is to configure CMAC such as TX retry and padding. Add to
update CMAC function block while AMPDU is established.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/fw.c | 66 +++++++++++++++++++++++++
 drivers/net/wireless/realtek/rtw89/fw.h |  3 ++
 2 files changed, 69 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index c0cbbe299b98..082c7d1a9ac5 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -4033,6 +4033,72 @@ int rtw89_fw_h2c_ampdu_cmac_tbl_g7(struct rtw89_dev *rtwdev,
 }
 EXPORT_SYMBOL(rtw89_fw_h2c_ampdu_cmac_tbl_g7);
 
+int rtw89_fw_h2c_ampdu_cmac_tbl_be(struct rtw89_dev *rtwdev,
+				   struct rtw89_vif_link *rtwvif_link,
+				   struct rtw89_sta_link *rtwsta_link)
+{
+	struct rtw89_sta *rtwsta = rtwsta_link->rtwsta;
+	struct rtw89_h2c_cctlinfo_ud_be *h2c;
+	u32 len = sizeof(*h2c);
+	struct sk_buff *skb;
+	u16 agg_num = 0;
+	u8 ba_bmap = 0;
+	int ret;
+	u8 tid;
+
+	skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
+	if (!skb) {
+		rtw89_err(rtwdev, "failed to alloc skb for ampdu cmac be\n");
+		return -ENOMEM;
+	}
+	skb_put(skb, len);
+	h2c = (struct rtw89_h2c_cctlinfo_ud_be *)skb->data;
+
+	for_each_set_bit(tid, rtwsta->ampdu_map, IEEE80211_NUM_TIDS) {
+		if (agg_num == 0)
+			agg_num = rtwsta->ampdu_params[tid].agg_num;
+		else
+			agg_num = min(agg_num, rtwsta->ampdu_params[tid].agg_num);
+	}
+
+	if (agg_num <= 0x20)
+		ba_bmap = 3;
+	else if (agg_num > 0x20 && agg_num <= 0x40)
+		ba_bmap = 0;
+	else if (agg_num > 0x40 && agg_num <= 0x80)
+		ba_bmap = 1;
+	else if (agg_num > 0x80 && agg_num <= 0x100)
+		ba_bmap = 2;
+	else if (agg_num > 0x100 && agg_num <= 0x200)
+		ba_bmap = 4;
+	else if (agg_num > 0x200 && agg_num <= 0x400)
+		ba_bmap = 5;
+
+	h2c->c0 = le32_encode_bits(rtwsta_link->mac_id, BE_CCTL_INFO_C0_V1_MACID) |
+		  le32_encode_bits(1, BE_CCTL_INFO_C0_V1_OP);
+
+	h2c->w3 = le32_encode_bits(ba_bmap, BE_CCTL_INFO_W3_BA_BMAP);
+	h2c->m3 = cpu_to_le32(BE_CCTL_INFO_W3_BA_BMAP);
+
+	rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
+			      H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG,
+			      H2C_FUNC_MAC_CCTLINFO_UD_G7, 0, 0,
+			      len);
+
+	ret = rtw89_h2c_tx(rtwdev, skb, false);
+	if (ret) {
+		rtw89_err(rtwdev, "failed to send h2c\n");
+		goto fail;
+	}
+
+	return 0;
+fail:
+	dev_kfree_skb_any(skb);
+
+	return ret;
+}
+EXPORT_SYMBOL(rtw89_fw_h2c_ampdu_cmac_tbl_be);
+
 int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
 				 struct rtw89_sta_link *rtwsta_link)
 {
diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h
index cd9d12dd1700..4976cb81a0d4 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.h
+++ b/drivers/net/wireless/realtek/rtw89/fw.h
@@ -5015,6 +5015,9 @@ int rtw89_fw_h2c_assoc_cmac_tbl_be(struct rtw89_dev *rtwdev,
 int rtw89_fw_h2c_ampdu_cmac_tbl_g7(struct rtw89_dev *rtwdev,
 				   struct rtw89_vif_link *rtwvif_link,
 				   struct rtw89_sta_link *rtwsta_link);
+int rtw89_fw_h2c_ampdu_cmac_tbl_be(struct rtw89_dev *rtwdev,
+				   struct rtw89_vif_link *rtwvif_link,
+				   struct rtw89_sta_link *rtwsta_link);
 int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
 				 struct rtw89_sta_link *rtwsta_link);
 int rtw89_fw_h2c_txtime_cmac_tbl_g7(struct rtw89_dev *rtwdev,
-- 
2.25.1