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qcacmn: Handle RX defrag in exception path

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- Perform SW chaining of fragments.
- Reinject only the head fragment to REO.

Change-Id: I198db3ba4319b8a2e800eb7495cf190c5e86d4cd
CRs-Fixed: 2144197
This commit is contained in:
psimha
2017-11-16 17:18:51 -08:00
committed by snandini
parent e3947bd8d6
commit 223883fb88
6 changed files with 441 additions and 255 deletions
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13
dp/wifi3.0/dp_rx_defrag.h
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@@ -39,6 +39,8 @@
(IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == \
(IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
#define UNI_DESC_OWNER_SW 0x1
#define UNI_DESC_BUF_TYPE_RX_MSDU_LINK 0x6
/**
* struct dp_rx_defrag_cipher: structure to indicate cipher header
* @ic_name: Name
@@ -125,7 +127,16 @@ uint8_t dp_rx_frag_get_more_frag_bit(uint8_t *rx_desc_info)
struct ieee80211_frame *mac_hdr;
mac_hdr = dp_rx_frag_get_mac_hdr(rx_desc_info);
return mac_hdr->i_fc[1] & IEEE80211_FC1_MORE_FRAG;
return (mac_hdr->i_fc[1] & IEEE80211_FC1_MORE_FRAG) >> 2;
}
static inline
uint8_t dp_rx_get_pkt_dir(uint8_t *rx_desc_info)
{
struct ieee80211_frame *mac_hdr;
mac_hdr = dp_rx_frag_get_mac_hdr(rx_desc_info);
return mac_hdr->i_fc[1] & IEEE80211_FC1_DIR_MASK;
}
#endif /* _DP_RX_DEFRAG_H */