* [PATCH 0/2] Add STBC flag decoding for radiotap
@ 2012-01-23 14:27 Wojciech Dubowik
2012-01-23 14:27 ` [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com> Wojciech Dubowik
2012-01-23 14:27 ` [PATCH 2/2] ath9k: Add STBC flag to rx status " Wojciech Dubowik
0 siblings, 2 replies; 5+ messages in thread
From: Wojciech Dubowik @ 2012-01-23 14:27 UTC (permalink / raw)
To: linville; +Cc: linux-wireless, ath9k-devel, Wojciech Dubowik
These patches have been originally posted on radiotap.org on 3 Nov 2011
and followed radiotap standardisation process.
Wireshark counterpart is on:
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6720
Wojciech Dubowik (2):
mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech
Dubowik <Wojciech.Dubowik@neratec.com>
ath9k: Add STBC flag to rx status Signed-off-by: Wojciech Dubowik
<Wojciech.Dubowik@neratec.com>
drivers/net/wireless/ath/ath9k/ar9003_mac.c | 1 +
drivers/net/wireless/ath/ath9k/mac.c | 2 ++
drivers/net/wireless/ath/ath9k/mac.h | 4 +++-
drivers/net/wireless/ath/ath9k/recv.c | 2 ++
include/net/ieee80211_radiotap.h | 3 ++-
include/net/mac80211.h | 1 +
net/mac80211/rx.c | 5 ++++-
7 files changed, 15 insertions(+), 3 deletions(-)
--
1.7.4.1
^ permalink raw reply [flat|nested] 5+ messages in thread* [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com>
2012-01-23 14:27 [PATCH 0/2] Add STBC flag decoding for radiotap Wojciech Dubowik
@ 2012-01-23 14:27 ` Wojciech Dubowik
2012-01-23 18:19 ` Johannes Berg
2012-01-23 14:27 ` [PATCH 2/2] ath9k: Add STBC flag to rx status " Wojciech Dubowik
1 sibling, 1 reply; 5+ messages in thread
From: Wojciech Dubowik @ 2012-01-23 14:27 UTC (permalink / raw)
To: linville; +Cc: linux-wireless, ath9k-devel, Wojciech Dubowik
---
include/net/ieee80211_radiotap.h | 3 ++-
include/net/mac80211.h | 1 +
net/mac80211/rx.c | 5 ++++-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h
index 7139254..e5b89c4 100644
--- a/include/net/ieee80211_radiotap.h
+++ b/include/net/ieee80211_radiotap.h
@@ -260,6 +260,7 @@ enum ieee80211_radiotap_type {
#define IEEE80211_RADIOTAP_MCS_HAVE_GI 0x04
#define IEEE80211_RADIOTAP_MCS_HAVE_FMT 0x08
#define IEEE80211_RADIOTAP_MCS_HAVE_FEC 0x10
+#define IEEE80211_RADIOTAP_MCS_HAVE_STBC 0x20
#define IEEE80211_RADIOTAP_MCS_BW_MASK 0x03
#define IEEE80211_RADIOTAP_MCS_BW_20 0
@@ -269,7 +270,7 @@ enum ieee80211_radiotap_type {
#define IEEE80211_RADIOTAP_MCS_SGI 0x04
#define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08
#define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10
-
+#define IEEE80211_RADIOTAP_MCS_STBC 0x20
/* helpers */
static inline int ieee80211_get_radiotap_len(unsigned char *data)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index d49928b..aed6ef1 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -672,6 +672,7 @@ enum mac80211_rx_flags {
RX_FLAG_HT = 1<<9,
RX_FLAG_40MHZ = 1<<10,
RX_FLAG_SHORT_GI = 1<<11,
+ RX_FLAG_STBC = 1<<12,
};
/**
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 7514091..da23b6b 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -204,12 +204,15 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
rthdr->it_present |= cpu_to_le32(1 << IEEE80211_RADIOTAP_MCS);
*pos++ = IEEE80211_RADIOTAP_MCS_HAVE_MCS |
IEEE80211_RADIOTAP_MCS_HAVE_GI |
- IEEE80211_RADIOTAP_MCS_HAVE_BW;
+ IEEE80211_RADIOTAP_MCS_HAVE_BW |
+ IEEE80211_RADIOTAP_MCS_HAVE_STBC;
*pos = 0;
if (status->flag & RX_FLAG_SHORT_GI)
*pos |= IEEE80211_RADIOTAP_MCS_SGI;
if (status->flag & RX_FLAG_40MHZ)
*pos |= IEEE80211_RADIOTAP_MCS_BW_40;
+ if (status->flag & RX_FLAG_STBC)
+ *pos |= IEEE80211_RADIOTAP_MCS_STBC;
pos++;
*pos++ = status->rate_idx;
}
--
1.7.4.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/2] ath9k: Add STBC flag to rx status Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com>
2012-01-23 14:27 [PATCH 0/2] Add STBC flag decoding for radiotap Wojciech Dubowik
2012-01-23 14:27 ` [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com> Wojciech Dubowik
@ 2012-01-23 14:27 ` Wojciech Dubowik
1 sibling, 0 replies; 5+ messages in thread
From: Wojciech Dubowik @ 2012-01-23 14:27 UTC (permalink / raw)
To: linville; +Cc: linux-wireless, ath9k-devel, Wojciech Dubowik
---
drivers/net/wireless/ath/ath9k/ar9003_mac.c | 1 +
drivers/net/wireless/ath/ath9k/mac.c | 2 ++
drivers/net/wireless/ath/ath9k/mac.h | 4 +++-
drivers/net/wireless/ath/ath9k/recv.c | 2 ++
4 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
index 09b8c9d..f270854 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
@@ -503,6 +503,7 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs,
rxs->rs_antenna = (MS(rxsp->status4, AR_RxAntenna) & 0x7);
rxs->rs_flags = (rxsp->status4 & AR_GI) ? ATH9K_RX_GI : 0;
rxs->rs_flags |= (rxsp->status4 & AR_2040) ? ATH9K_RX_2040 : 0;
+ rxs->rs_flags |= (rxsp->status4 & AR_RxSTBC) ? ATH9K_RX_STBC : 0;
rxs->evm0 = rxsp->status6;
rxs->evm1 = rxsp->status7;
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index e196aba..83171b6 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -593,6 +593,8 @@ int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds,
(ads.ds_rxstatus3 & AR_GI) ? ATH9K_RX_GI : 0;
rs->rs_flags |=
(ads.ds_rxstatus3 & AR_2040) ? ATH9K_RX_2040 : 0;
+ rs->rs_flags |=
+ (ads.ds_rxstatus3 & AR_RxSTBC) ? ATH9K_RX_STBC : 0;
if (ads.ds_rxstatus8 & AR_PreDelimCRCErr)
rs->rs_flags |= ATH9K_RX_DELIM_CRC_PRE;
diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h
index 11dbd14..d0fda0e 100644
--- a/drivers/net/wireless/ath/ath9k/mac.h
+++ b/drivers/net/wireless/ath/ath9k/mac.h
@@ -191,6 +191,7 @@ struct ath_htc_rx_status {
#define ATH9K_RX_DELIM_CRC_PRE 0x10
#define ATH9K_RX_DELIM_CRC_POST 0x20
#define ATH9K_RX_DECRYPT_BUSY 0x40
+#define ATH9K_RX_STBC 0x80
#define ATH9K_RXKEYIX_INVALID ((u8)-1)
#define ATH9K_TXKEYIX_INVALID ((u8)-1)
@@ -531,7 +532,8 @@ struct ar5416_desc {
#define AR_2040 0x00000002
#define AR_Parallel40 0x00000004
#define AR_Parallel40_S 2
-#define AR_RxStatusRsvd30 0x000000f8
+#define AR_RxSTBC 0x00000008
+#define AR_RxStatusRsvd30 0x000000f0
#define AR_RxAntenna 0xffffff00
#define AR_RxAntenna_S 8
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 0e666fb..ee94cfd 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -911,6 +911,8 @@ static int ath9k_process_rate(struct ath_common *common,
rxs->flag |= RX_FLAG_40MHZ;
if (rx_stats->rs_flags & ATH9K_RX_GI)
rxs->flag |= RX_FLAG_SHORT_GI;
+ if (rx_stats->rs_flags & ATH9K_RX_STBC)
+ rxs->flag |= RX_FLAG_STBC;
rxs->rate_idx = rx_stats->rs_rate & 0x7f;
return 0;
}
--
1.7.4.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 0/2] Add STBC flag decoding for radiotap
@ 2012-01-23 14:44 Wojciech Dubowik
2012-01-23 14:44 ` [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com> Wojciech Dubowik
0 siblings, 1 reply; 5+ messages in thread
From: Wojciech Dubowik @ 2012-01-23 14:44 UTC (permalink / raw)
To: linville; +Cc: linux-wireless, ath9k-devel, Wojciech Dubowik
These patches have been originally posted on radiotap.org on 3 Nov 2011
and followed radiotap standardisation process.
Wireshark counterpart is on:
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6720
Wojciech Dubowik (2):
mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech
Dubowik <Wojciech.Dubowik@neratec.com>
ath9k: Add STBC flag to rx status Signed-off-by: Wojciech Dubowik
<Wojciech.Dubowik@neratec.com>
drivers/net/wireless/ath/ath9k/ar9003_mac.c | 1 +
drivers/net/wireless/ath/ath9k/mac.c | 2 ++
drivers/net/wireless/ath/ath9k/mac.h | 4 +++-
drivers/net/wireless/ath/ath9k/recv.c | 2 ++
include/net/ieee80211_radiotap.h | 3 ++-
include/net/mac80211.h | 1 +
net/mac80211/rx.c | 5 ++++-
7 files changed, 15 insertions(+), 3 deletions(-)
--
1.7.4.1
^ permalink raw reply [flat|nested] 5+ messages in thread* [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com>
2012-01-23 14:44 [PATCH 0/2] Add STBC flag decoding for radiotap Wojciech Dubowik
@ 2012-01-23 14:44 ` Wojciech Dubowik
0 siblings, 0 replies; 5+ messages in thread
From: Wojciech Dubowik @ 2012-01-23 14:44 UTC (permalink / raw)
To: linville; +Cc: linux-wireless, ath9k-devel, Wojciech Dubowik
---
include/net/ieee80211_radiotap.h | 3 ++-
include/net/mac80211.h | 1 +
net/mac80211/rx.c | 5 ++++-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h
index 7139254..e5b89c4 100644
--- a/include/net/ieee80211_radiotap.h
+++ b/include/net/ieee80211_radiotap.h
@@ -260,6 +260,7 @@ enum ieee80211_radiotap_type {
#define IEEE80211_RADIOTAP_MCS_HAVE_GI 0x04
#define IEEE80211_RADIOTAP_MCS_HAVE_FMT 0x08
#define IEEE80211_RADIOTAP_MCS_HAVE_FEC 0x10
+#define IEEE80211_RADIOTAP_MCS_HAVE_STBC 0x20
#define IEEE80211_RADIOTAP_MCS_BW_MASK 0x03
#define IEEE80211_RADIOTAP_MCS_BW_20 0
@@ -269,7 +270,7 @@ enum ieee80211_radiotap_type {
#define IEEE80211_RADIOTAP_MCS_SGI 0x04
#define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08
#define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10
-
+#define IEEE80211_RADIOTAP_MCS_STBC 0x20
/* helpers */
static inline int ieee80211_get_radiotap_len(unsigned char *data)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index d49928b..aed6ef1 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -672,6 +672,7 @@ enum mac80211_rx_flags {
RX_FLAG_HT = 1<<9,
RX_FLAG_40MHZ = 1<<10,
RX_FLAG_SHORT_GI = 1<<11,
+ RX_FLAG_STBC = 1<<12,
};
/**
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 7514091..da23b6b 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -204,12 +204,15 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
rthdr->it_present |= cpu_to_le32(1 << IEEE80211_RADIOTAP_MCS);
*pos++ = IEEE80211_RADIOTAP_MCS_HAVE_MCS |
IEEE80211_RADIOTAP_MCS_HAVE_GI |
- IEEE80211_RADIOTAP_MCS_HAVE_BW;
+ IEEE80211_RADIOTAP_MCS_HAVE_BW |
+ IEEE80211_RADIOTAP_MCS_HAVE_STBC;
*pos = 0;
if (status->flag & RX_FLAG_SHORT_GI)
*pos |= IEEE80211_RADIOTAP_MCS_SGI;
if (status->flag & RX_FLAG_40MHZ)
*pos |= IEEE80211_RADIOTAP_MCS_BW_40;
+ if (status->flag & RX_FLAG_STBC)
+ *pos |= IEEE80211_RADIOTAP_MCS_STBC;
pos++;
*pos++ = status->rate_idx;
}
--
1.7.4.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2012-01-23 18:19 UTC | newest]
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2012-01-23 14:27 [PATCH 0/2] Add STBC flag decoding for radiotap Wojciech Dubowik
2012-01-23 14:27 ` [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com> Wojciech Dubowik
2012-01-23 18:19 ` Johannes Berg
2012-01-23 14:27 ` [PATCH 2/2] ath9k: Add STBC flag to rx status " Wojciech Dubowik
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2012-01-23 14:44 [PATCH 0/2] Add STBC flag decoding for radiotap Wojciech Dubowik
2012-01-23 14:44 ` [PATCH 1/2] mac80211: Add STBC RX flag to radiotap. Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@neratec.com> Wojciech Dubowik
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