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

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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
This commit is contained in:
Ping-Ke Shih 2026-01-06 11:09:08 +08:00
parent dfe3dea6b9
commit eccf7b1078
2 changed files with 56 additions and 0 deletions
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54
drivers/net/wireless/realtek/rtw89/fw.c
View File

@ -4234,6 +4234,60 @@ int rtw89_fw_h2c_txtime_cmac_tbl_g7(struct rtw89_dev *rtwdev,
}
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)

2
drivers/net/wireless/realtek/rtw89/fw.h
View File

@ -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);