diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/fw.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/fw.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index ab1f85f0f626..b3ad4e86d9cc 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -928,6 +928,59 @@ fail: return -EBUSY; } +#define H2C_BCN_BASE_LEN 12 +int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif) +{ + struct rtw89_hal *hal = &rtwdev->hal; + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + struct sk_buff *skb; + struct sk_buff *skb_beacon; + u16 tim_offset; + int bcn_total_len; + + skb_beacon = ieee80211_beacon_get_tim(rtwdev->hw, vif, &tim_offset, NULL); + if (!skb_beacon) { + rtw89_err(rtwdev, "failed to get beacon skb\n"); + return -ENOMEM; + } + + bcn_total_len = H2C_BCN_BASE_LEN + skb_beacon->len; + skb = rtw89_fw_h2c_alloc_skb_with_hdr(bcn_total_len); + if (!skb) { + rtw89_err(rtwdev, "failed to alloc skb for fw dl\n"); + dev_kfree_skb_any(skb_beacon); + return -ENOMEM; + } + skb_put(skb, H2C_BCN_BASE_LEN); + + SET_BCN_UPD_PORT(skb->data, rtwvif->port); + SET_BCN_UPD_MBSSID(skb->data, 0); + SET_BCN_UPD_BAND(skb->data, rtwvif->mac_idx); + SET_BCN_UPD_GRP_IE_OFST(skb->data, tim_offset); + SET_BCN_UPD_MACID(skb->data, rtwvif->mac_id); + SET_BCN_UPD_SSN_SEL(skb->data, RTW89_MGMT_HW_SSN_SEL); + SET_BCN_UPD_SSN_MODE(skb->data, RTW89_MGMT_HW_SEQ_MODE); + SET_BCN_UPD_RATE(skb->data, hal->current_band_type == RTW89_BAND_2G ? + RTW89_HW_RATE_CCK1 : RTW89_HW_RATE_OFDM6); + + skb_put_data(skb, skb_beacon->data, skb_beacon->len); + dev_kfree_skb_any(skb_beacon); + + rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, + H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG, + H2C_FUNC_MAC_BCN_UPD, 0, 1, + bcn_total_len); + + if (rtw89_h2c_tx(rtwdev, skb, false)) { + rtw89_err(rtwdev, "failed to send h2c\n"); + dev_kfree_skb_any(skb); + return -EBUSY; + } + + return 0; +} + #define H2C_VIF_MAINTAIN_LEN 4 int rtw89_fw_h2c_vif_maintain(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, |