[PATCH AUTOSEL 4.19 102/209] qtnfmac: request userspace to do OBSS scanning if FW can not
From: Sasha Levin <sashal@kernel.org>
Date: 2019-11-13 01:53:14
Also in:
linux-wireless, lkml, stable
Subsystem:
quantenna qtnfmac wireless driver, the rest · Maintainers:
Igor Mitsyanko, Linus Torvalds
From: Igor Mitsyanko <redacted> [ Upstream commit 92246b126ebf66ab1fec9d631df78d7c675b66db ] In case firmware reports that it can not do OBSS scanning for 40MHz 2.4GHz channels itself, tell userpsace to do that instead by setting NL80211_FEATURE_NEED_OBSS_SCAN flag. Signed-off-by: Igor mitsyanko <redacted> Signed-off-by: Kalle Valo <redacted> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/wireless/quantenna/qtnfmac/cfg80211.c | 3 +++ drivers/net/wireless/quantenna/qtnfmac/qlink.h | 2 ++ 2 files changed, 5 insertions(+)
diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
index 4aa332f4646b1..1519d986b74a4 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c@@ -1109,6 +1109,9 @@ int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac) if (hw_info->hw_capab & QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR) wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; + if (!(hw_info->hw_capab & QLINK_HW_CAPAB_OBSS_SCAN)) + wiphy->features |= NL80211_FEATURE_NEED_OBSS_SCAN; + #ifdef CONFIG_PM if (macinfo->wowlan) wiphy->wowlan = macinfo->wowlan;
diff --git a/drivers/net/wireless/quantenna/qtnfmac/qlink.h b/drivers/net/wireless/quantenna/qtnfmac/qlink.h
index 99d37e3efba63..c5ae4ea9a47a9 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/qlink.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/qlink.h@@ -71,6 +71,7 @@ struct qlink_msg_header { * @QLINK_HW_CAPAB_DFS_OFFLOAD: device implements DFS offload functionality * @QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR: device supports MAC Address * Randomization in probe requests. + * @QLINK_HW_CAPAB_OBSS_SCAN: device can perform OBSS scanning. */ enum qlink_hw_capab { QLINK_HW_CAPAB_REG_UPDATE = BIT(0),
@@ -78,6 +79,7 @@ enum qlink_hw_capab { QLINK_HW_CAPAB_DFS_OFFLOAD = BIT(2), QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR = BIT(3), QLINK_HW_CAPAB_PWR_MGMT = BIT(4), + QLINK_HW_CAPAB_OBSS_SCAN = BIT(5), }; enum qlink_iface_type {
--
2.20.1