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wifi: rtw89: wow: support WEP cipher on WoWLAN

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When using the WEP cipher, we need to add the address cam type as all
unicast mode to let firmware to work. Although WEP only set GTK in
mac80211, but we need to set both PTK and GTK information to firmware.

Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240502022505.28966-12-pkshih@realtek.com
This commit is contained in:
Chih-Kang Chang 2024-05-02 10:25:04 +08:00 committed by Ping-Ke Shih
parent 940cd99625
commit e765370fdc
2 changed files with 18 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/wireless/realtek/rtw89/cam.c
View File

@ -150,8 +150,6 @@ static int rtw89_cam_get_addr_cam_key_idx(struct rtw89_addr_cam_entry *addr_cam,
case RTW89_ADDR_CAM_SEC_NONE:
return -EINVAL;
case RTW89_ADDR_CAM_SEC_ALL_UNI:
if (!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
return -EINVAL;
idx = find_first_zero_bit(addr_cam->sec_cam_map,
RTW89_SEC_CAM_IN_ADDR_CAM);
if (idx >= RTW89_SEC_CAM_IN_ADDR_CAM)
@ -232,6 +230,11 @@ static int rtw89_cam_attach_sec_cam(struct rtw89_dev *rtwdev,
rtwvif = (struct rtw89_vif *)vif->drv_priv;
addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
if (key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
key->cipher == WLAN_CIPHER_SUITE_WEP104)
addr_cam->sec_ent_mode = RTW89_ADDR_CAM_SEC_ALL_UNI;
ret = rtw89_cam_get_addr_cam_key_idx(addr_cam, sec_cam, key, &key_idx);
if (ret) {
rtw89_err(rtwdev, "failed to get addr cam key idx %d, %d\n",

13
drivers/net/wireless/realtek/rtw89/wow.c
View File

@ -310,6 +310,16 @@ static void rtw89_wow_get_key_info_iter(struct ieee80211_hw *hw,
if (ret)
goto err;
break;
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
/* WEP only set group key in mac80211, but fw need to set
* both of pairwise key and group key.
*/
rtw_wow->ptk_alg = cipher_info->fw_alg;
rtw_wow->ptk_keyidx = key->keyidx;
rtw_wow->gtk_alg = cipher_info->fw_alg;
key_info->gtk_keyidx = key->keyidx;
break;
default:
rtw89_debug(rtwdev, RTW89_DBG_WOW, "unsupport cipher %x\n",
key->cipher);
@ -375,6 +385,9 @@ static void rtw89_wow_set_key_info_iter(struct ieee80211_hw *hw,
goto err;
}
break;
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
break;
default:
rtw89_debug(rtwdev, RTW89_DBG_WOW, "unsupport cipher %x\n",
key->cipher);