From 48613ece3d6a2613caa376f51477435cc080f3cd Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 5 Jul 2012 11:32:16 +0200 Subject: [PATCH] wireless: add radiotap A-MPDU status field Define the A-MPDU status field in radiotap, also update the radiotap parser for it and the MCS field that was apparently missed last time. Signed-off-by: Johannes Berg --- include/net/ieee80211_radiotap.h | 11 +++++++++++ net/wireless/radiotap.c | 2 ++ 2 files changed, 13 insertions(+) diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h index 71392545d0a1..7f0df133d119 100644 --- a/include/net/ieee80211_radiotap.h +++ b/include/net/ieee80211_radiotap.h @@ -183,6 +183,9 @@ struct ieee80211_radiotap_header { * Contains a bitmap of known fields/flags, the flags, and * the MCS index. * + * IEEE80211_RADIOTAP_AMPDU_STATUS u32, u16, u8, u8 unitless + * + * Contains the AMPDU information for the subframe. */ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_TSFT = 0, @@ -205,6 +208,7 @@ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_DATA_RETRIES = 17, IEEE80211_RADIOTAP_MCS = 19, + IEEE80211_RADIOTAP_AMPDU_STATUS = 20, /* valid in every it_present bitmap, even vendor namespaces */ IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, @@ -270,6 +274,13 @@ enum ieee80211_radiotap_type { #define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08 #define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10 +/* For IEEE80211_RADIOTAP_AMPDU_STATUS */ +#define IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN 0x0001 +#define IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN 0x0002 +#define IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN 0x0004 +#define IEEE80211_RADIOTAP_AMPDU_IS_LAST 0x0008 +#define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR 0x0010 +#define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN 0x0020 /* helpers */ static inline int ieee80211_get_radiotap_len(unsigned char *data) diff --git a/net/wireless/radiotap.c b/net/wireless/radiotap.c index c4ad7958af52..7d604c06c3dc 100644 --- a/net/wireless/radiotap.c +++ b/net/wireless/radiotap.c @@ -41,6 +41,8 @@ static const struct radiotap_align_size rtap_namespace_sizes[] = { [IEEE80211_RADIOTAP_TX_FLAGS] = { .align = 2, .size = 2, }, [IEEE80211_RADIOTAP_RTS_RETRIES] = { .align = 1, .size = 1, }, [IEEE80211_RADIOTAP_DATA_RETRIES] = { .align = 1, .size = 1, }, + [IEEE80211_RADIOTAP_MCS] = { .align = 1, .size = 3, }, + [IEEE80211_RADIOTAP_AMPDU_STATUS] = { .align = 4, .size = 8, }, /* * add more here as they are defined in radiotap.h */ -- GitLab