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authorMaxime Ripard <maxime@cerno.tech>2021-09-14 09:25:30 +0200
committerMaxime Ripard <maxime@cerno.tech>2021-09-14 09:25:30 +0200
commit2f76520561d01a5f37e6d6ed2c2e441b6a355a96 (patch)
tree692f210145f35ec2621e2015d788267f25e673cb /drivers/net/wireless/realtek/rtw88/wow.c
parentdrm/ttm: Try to check if new ttm man out of bounds during compile (diff)
parentLinux 5.15-rc1 (diff)
downloadlinux-2f76520561d01a5f37e6d6ed2c2e441b6a355a96.tar.xz
linux-2f76520561d01a5f37e6d6ed2c2e441b6a355a96.zip
Merge drm/drm-next into drm-misc-next
Kickstart new drm-misc-next cycle. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/wow.c')
-rw-r--r--drivers/net/wireless/realtek/rtw88/wow.c107
1 files changed, 70 insertions, 37 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/wow.c b/drivers/net/wireless/realtek/rtw88/wow.c
index fc9544f4e5e4..89dc595094d5 100644
--- a/drivers/net/wireless/realtek/rtw88/wow.c
+++ b/drivers/net/wireless/realtek/rtw88/wow.c
@@ -12,26 +12,54 @@
static void rtw_wow_show_wakeup_reason(struct rtw_dev *rtwdev)
{
+ struct cfg80211_wowlan_nd_info nd_info;
+ struct cfg80211_wowlan_wakeup wakeup = {
+ .pattern_idx = -1,
+ };
u8 reason;
reason = rtw_read8(rtwdev, REG_WOWLAN_WAKE_REASON);
- if (reason == RTW_WOW_RSN_RX_DEAUTH)
+ switch (reason) {
+ case RTW_WOW_RSN_RX_DEAUTH:
+ wakeup.disconnect = true;
rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx deauth\n");
- else if (reason == RTW_WOW_RSN_DISCONNECT)
+ break;
+ case RTW_WOW_RSN_DISCONNECT:
+ wakeup.disconnect = true;
rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: AP is off\n");
- else if (reason == RTW_WOW_RSN_RX_MAGIC_PKT)
+ break;
+ case RTW_WOW_RSN_RX_MAGIC_PKT:
+ wakeup.magic_pkt = true;
rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx magic packet\n");
- else if (reason == RTW_WOW_RSN_RX_GTK_REKEY)
+ break;
+ case RTW_WOW_RSN_RX_GTK_REKEY:
+ wakeup.gtk_rekey_failure = true;
rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx gtk rekey\n");
- else if (reason == RTW_WOW_RSN_RX_PTK_REKEY)
- rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx ptk rekey\n");
- else if (reason == RTW_WOW_RSN_RX_PATTERN_MATCH)
+ break;
+ case RTW_WOW_RSN_RX_PATTERN_MATCH:
+ /* Current firmware and driver don't report pattern index
+ * Use pattern_idx to 0 defaultly.
+ */
+ wakeup.pattern_idx = 0;
rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx pattern match packet\n");
- else if (reason == RTW_WOW_RSN_RX_NLO)
+ break;
+ case RTW_WOW_RSN_RX_NLO:
+ /* Current firmware and driver don't report ssid index.
+ * Use 0 for n_matches based on its comment.
+ */
+ nd_info.n_matches = 0;
+ wakeup.net_detect = &nd_info;
rtw_dbg(rtwdev, RTW_DBG_WOW, "Rx NLO\n");
- else
+ break;
+ default:
rtw_warn(rtwdev, "Unknown wakeup reason %x\n", reason);
+ ieee80211_report_wowlan_wakeup(rtwdev->wow.wow_vif, NULL,
+ GFP_KERNEL);
+ return;
+ }
+ ieee80211_report_wowlan_wakeup(rtwdev->wow.wow_vif, &wakeup,
+ GFP_KERNEL);
}
static void rtw_wow_pattern_write_cam(struct rtw_dev *rtwdev, u8 addr,
@@ -283,15 +311,26 @@ static void rtw_wow_rx_dma_start(struct rtw_dev *rtwdev)
static int rtw_wow_check_fw_status(struct rtw_dev *rtwdev, bool wow_enable)
{
- /* wait 100ms for wow firmware to finish work */
- msleep(100);
+ int ret;
+ u8 check;
+ u32 check_dis;
if (wow_enable) {
- if (rtw_read8(rtwdev, REG_WOWLAN_WAKE_REASON))
+ ret = read_poll_timeout(rtw_read8, check, !check, 1000,
+ 100000, true, rtwdev,
+ REG_WOWLAN_WAKE_REASON);
+ if (ret)
goto wow_fail;
} else {
- if (rtw_read32_mask(rtwdev, REG_FE1IMR, BIT_FS_RXDONE) ||
- rtw_read32_mask(rtwdev, REG_RXPKT_NUM, BIT_RW_RELEASE))
+ ret = read_poll_timeout(rtw_read32_mask, check_dis,
+ !check_dis, 1000, 100000, true, rtwdev,
+ REG_FE1IMR, BIT_FS_RXDONE);
+ if (ret)
+ goto wow_fail;
+ ret = read_poll_timeout(rtw_read32_mask, check_dis,
+ !check_dis, 1000, 100000, false, rtwdev,
+ REG_RXPKT_NUM, BIT_RW_RELEASE);
+ if (ret)
goto wow_fail;
}
@@ -432,37 +471,31 @@ static void rtw_wow_fw_media_status(struct rtw_dev *rtwdev, bool connect)
rtw_iterate_stas_atomic(rtwdev, rtw_wow_fw_media_status_iter, &data);
}
-static void rtw_wow_config_pno_rsvd_page(struct rtw_dev *rtwdev,
- struct rtw_vif *rtwvif)
+static int rtw_wow_config_wow_fw_rsvd_page(struct rtw_dev *rtwdev)
{
- rtw_add_rsvd_page_pno(rtwdev, rtwvif);
-}
-
-static void rtw_wow_config_linked_rsvd_page(struct rtw_dev *rtwdev,
- struct rtw_vif *rtwvif)
-{
- rtw_add_rsvd_page_sta(rtwdev, rtwvif);
-}
+ struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif;
+ struct rtw_vif *rtwvif = (struct rtw_vif *)wow_vif->drv_priv;
-static void rtw_wow_config_rsvd_page(struct rtw_dev *rtwdev,
- struct rtw_vif *rtwvif)
-{
rtw_remove_rsvd_page(rtwdev, rtwvif);
- if (rtw_wow_mgd_linked(rtwdev)) {
- rtw_wow_config_linked_rsvd_page(rtwdev, rtwvif);
- } else if (test_bit(RTW_FLAG_WOWLAN, rtwdev->flags) &&
- rtw_wow_no_link(rtwdev)) {
- rtw_wow_config_pno_rsvd_page(rtwdev, rtwvif);
- }
+ if (rtw_wow_no_link(rtwdev))
+ rtw_add_rsvd_page_pno(rtwdev, rtwvif);
+ else
+ rtw_add_rsvd_page_sta(rtwdev, rtwvif);
+
+ return rtw_fw_download_rsvd_page(rtwdev);
}
-static int rtw_wow_dl_fw_rsvd_page(struct rtw_dev *rtwdev)
+static int rtw_wow_config_normal_fw_rsvd_page(struct rtw_dev *rtwdev)
{
struct ieee80211_vif *wow_vif = rtwdev->wow.wow_vif;
struct rtw_vif *rtwvif = (struct rtw_vif *)wow_vif->drv_priv;
- rtw_wow_config_rsvd_page(rtwdev, rtwvif);
+ rtw_remove_rsvd_page(rtwdev, rtwvif);
+ rtw_add_rsvd_page_sta(rtwdev, rtwvif);
+
+ if (rtw_wow_no_link(rtwdev))
+ return 0;
return rtw_fw_download_rsvd_page(rtwdev);
}
@@ -660,7 +693,7 @@ static int rtw_wow_enable(struct rtw_dev *rtwdev)
set_bit(RTW_FLAG_WOWLAN, rtwdev->flags);
- ret = rtw_wow_dl_fw_rsvd_page(rtwdev);
+ ret = rtw_wow_config_wow_fw_rsvd_page(rtwdev);
if (ret) {
rtw_err(rtwdev, "failed to download wowlan rsvd page\n");
goto error;
@@ -733,7 +766,7 @@ static int rtw_wow_disable(struct rtw_dev *rtwdev)
goto out;
}
- ret = rtw_wow_dl_fw_rsvd_page(rtwdev);
+ ret = rtw_wow_config_normal_fw_rsvd_page(rtwdev);
if (ret)
rtw_err(rtwdev, "failed to download normal rsvd page\n");