diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2022-01-07 11:42:23 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2022-01-28 17:56:35 +0200 |
| commit | f7e76d13bb2bba82b49d63a3d464f0a0d84fc8ee (patch) | |
| tree | af7421aae2825ebec35e2d6ce78c7a52faebfecf /drivers/net/wireless/realtek/rtw89/fw.c | |
| parent | 91644020dbd90eaa7a9fe4782587d334e9be7270 (diff) | |
rtw89: download beacon content to firmware
Firmware sends out beacon content generated by mac80211, and then stations
can receive beacon and work with this AP properly. Also, we download
beacon content again if TIM is changed.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220107034239.22002-4-pkshih@realtek.com
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, |