wifi: rtw89: fw: add CMAC H2C command for TX time for RTL8922D

CMAC H2C command is to configure CMAC such as TX retry and padding. Add to
update CMAC function block when BT-coex want shorter TX time due to
timeslot assignment, or when MCC want higher retry time to improve
connection rate.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20260106030911.15528-8-pkshih@realtek.com

diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index 1b2b6a66c6697289c9acc6ccb642a9ec861552e5..9346fb3447db2f6f15de79c18e94e1df7cf5abb4 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -4234,6 +4234,60 @@ fail:
 }
 EXPORT_SYMBOL(rtw89_fw_h2c_txtime_cmac_tbl_g7);
 
+int rtw89_fw_h2c_txtime_cmac_tbl_be(struct rtw89_dev *rtwdev,
+                                   struct rtw89_sta_link *rtwsta_link)
+{
+       struct rtw89_h2c_cctlinfo_ud_be *h2c;
+       u32 len = sizeof(*h2c);
+       struct sk_buff *skb;
+       int ret;
+
+       skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
+       if (!skb) {
+               rtw89_err(rtwdev, "failed to alloc skb for txtime_cmac_be\n");
+               return -ENOMEM;
+       }
+       skb_put(skb, len);
+       h2c = (struct rtw89_h2c_cctlinfo_ud_be *)skb->data;
+
+       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);
+
+       if (rtwsta_link->cctl_tx_time) {
+               h2c->w3 |= le32_encode_bits(1, BE_CCTL_INFO_W3_AMPDU_TIME_SEL);
+               h2c->m3 |= cpu_to_le32(BE_CCTL_INFO_W3_AMPDU_TIME_SEL);
+
+               h2c->w2 |= le32_encode_bits(rtwsta_link->ampdu_max_time,
+                                          BE_CCTL_INFO_W2_AMPDU_MAX_TIME);
+               h2c->m2 |= cpu_to_le32(BE_CCTL_INFO_W2_AMPDU_MAX_TIME);
+       }
+       if (rtwsta_link->cctl_tx_retry_limit) {
+               h2c->w2 |= le32_encode_bits(1, BE_CCTL_INFO_W2_DATA_TXCNT_LMT_SEL) |
+                          le32_encode_bits(rtwsta_link->data_tx_cnt_lmt,
+                                           BE_CCTL_INFO_W2_DATA_TX_CNT_LMT);
+               h2c->m2 |= cpu_to_le32(BE_CCTL_INFO_W2_DATA_TXCNT_LMT_SEL |
+                                      BE_CCTL_INFO_W2_DATA_TX_CNT_LMT);
+       }
+
+       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, 1,
+                             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_txtime_cmac_tbl_be);
+
 int rtw89_fw_h2c_punctured_cmac_tbl_g7(struct rtw89_dev *rtwdev,
                                       struct rtw89_vif_link *rtwvif_link,
                                       u16 punctured)

diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h
index b2ad180da68d661bca3fb6f8e80db4214d3a51d1..9877c26f33d4d7f5d4ba80a66a5654464299a592 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/fw.h
+++ b/drivers/net/wireless/realtek/rtw89/fw.h
@@ -5050,6 +5050,8 @@ 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,
                                    struct rtw89_sta_link *rtwsta_link);
+int rtw89_fw_h2c_txtime_cmac_tbl_be(struct rtw89_dev *rtwdev,
+                                   struct rtw89_sta_link *rtwsta_link);
 int rtw89_fw_h2c_punctured_cmac_tbl_g7(struct rtw89_dev *rtwdev,
                                       struct rtw89_vif_link *rtwvif_link,
                                       u16 punctured);