diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2012-07-05 13:05:08 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2012-09-05 16:17:53 +0200 |
| commit | 12bf6f45d17038589e0eaa8adeb7ee8169c0e4de (patch) | |
| tree | 70536b591205e0f69740c9db4199e370b95ef2d8 /drivers/net | |
| parent | 188ce5abebf56ec732f652abe608b94c317e4963 (diff) | |
iwlwifi: report A-MPDU status
Since the firmware will give us an A-MPDU bit and
only a single PHY information packet for all the
subframes in an A-MPDU, we can easily report the
minimal A-MPDU information for radiotap.
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/dvm/commands.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/dvm/dev.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/dvm/rx.c | 11 |
3 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/commands.h b/drivers/net/wireless/iwlwifi/dvm/commands.h index cee8a05b5f6..01128c96b5d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/commands.h +++ b/drivers/net/wireless/iwlwifi/dvm/commands.h @@ -1057,6 +1057,7 @@ struct iwl_wep_cmd { #define RX_RES_PHY_FLAGS_NARROW_BAND_MSK cpu_to_le16(1 << 3) #define RX_RES_PHY_FLAGS_ANTENNA_MSK 0x70 #define RX_RES_PHY_FLAGS_ANTENNA_POS 4 +#define RX_RES_PHY_FLAGS_AGG_MSK cpu_to_le16(1 << 7) #define RX_RES_STATUS_SEC_TYPE_MSK (0x7 << 8) #define RX_RES_STATUS_SEC_TYPE_NONE (0x0 << 8) diff --git a/drivers/net/wireless/iwlwifi/dvm/dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h index 054f728f626..8141f91c372 100644 --- a/drivers/net/wireless/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/iwlwifi/dvm/dev.h @@ -771,6 +771,7 @@ struct iwl_priv { u8 agg_tids_count; struct iwl_rx_phy_res last_phy_res; + u32 ampdu_ref; bool last_phy_res_valid; /* diff --git a/drivers/net/wireless/iwlwifi/dvm/rx.c b/drivers/net/wireless/iwlwifi/dvm/rx.c index fee5cffa166..5a9c325804f 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rx.c +++ b/drivers/net/wireless/iwlwifi/dvm/rx.c @@ -667,6 +667,7 @@ static int iwlagn_rx_reply_rx_phy(struct iwl_priv *priv, struct iwl_rx_packet *pkt = rxb_addr(rxb); priv->last_phy_res_valid = true; + priv->ampdu_ref++; memcpy(&priv->last_phy_res, pkt->data, sizeof(struct iwl_rx_phy_res)); return 0; @@ -981,6 +982,16 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv, if (phy_res->phy_flags & RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK) rx_status.flag |= RX_FLAG_SHORTPRE; + if (phy_res->phy_flags & RX_RES_PHY_FLAGS_AGG_MSK) { + /* + * We know which subframes of an A-MPDU belong + * together since we get a single PHY response + * from the firmware for all of them + */ + rx_status.flag |= RX_FLAG_AMPDU_DETAILS; + rx_status.ampdu_reference = priv->ampdu_ref; + } + /* Set up the HT phy flags */ if (rate_n_flags & RATE_MCS_HT_MSK) rx_status.flag |= RX_FLAG_HT; |