From dfe4c9d80825ba45f63e1d3b2f197a5f323e006b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Sun, 24 Jun 2018 21:44:35 +0200 Subject: [PATCH] brcmfmac: detect firmware support for monitor interface MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Many/most of firmwares support creating monitor interface but only the most recent ones explicitly /announce/ it using a "monitor" entry in the list of capabilities. Check for that entry and store internally info about monitor mode support using a new feature flag. Once we sort out all details of handling monitor interface it will be used when reporting available interfaces to the cfg80211. Later some fallback detecion method may be added for older firmwares. For now just stick to the "monitor" capability which should be 100% reliable. Signed-off-by: Rafał Miłecki Acked-by: Arend van Spriel Signed-off-by: Kalle Valo --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c | 1 + drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c index 800a423c7bc2c..a78b9bae44e0f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c @@ -48,6 +48,7 @@ static const struct brcmf_feat_fwcap brcmf_fwcap_map[] = { { BRCMF_FEAT_MBSS, "mbss" }, { BRCMF_FEAT_MCHAN, "mchan" }, { BRCMF_FEAT_P2P, "p2p" }, + { BRCMF_FEAT_MONITOR, "monitor" }, }; #ifdef DEBUG diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h index d1193825e5591..3415d5d4d6b5c 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h @@ -33,6 +33,7 @@ * MFP: 802.11w Management Frame Protection. * GSCAN: enhanced scan offload feature. * FWSUP: Firmware supplicant. + * MONITOR: firmware can pass monitor packets to host. */ #define BRCMF_FEAT_LIST \ BRCMF_FEAT_DEF(MBSS) \ @@ -48,7 +49,8 @@ BRCMF_FEAT_DEF(WOWL_ARP_ND) \ BRCMF_FEAT_DEF(MFP) \ BRCMF_FEAT_DEF(GSCAN) \ - BRCMF_FEAT_DEF(FWSUP) + BRCMF_FEAT_DEF(FWSUP) \ + BRCMF_FEAT_DEF(MONITOR) /* * Quirks: -- 2.39.5