#define SHORT_DIFS ( SHORT_PIFS + SHORT_SLOT_TIME )
#define EIFS ( SIFS + (8 * (IEEE80211_HEADER + ACK_SIZE)) )
-/*
- * IEEE802.11 header defines
- */
-static inline int is_rts_frame(u16 fc)
-{
- return (((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) &&
- ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_RTS));
-}
-
-static inline int is_cts_frame(u16 fc)
-{
- return (((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) &&
- ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_CTS));
-}
-
-static inline int is_probe_resp(u16 fc)
-{
- return (((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) &&
- ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP));
-}
-
-static inline int is_beacon(u16 fc)
-{
- return (((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) &&
- ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON));
-}
-
/*
* Chipset identification
* The chipset on the device is composed of a RT and RF chip.
unsigned int align;
unsigned int i;
int idx = -1;
- u16 fc;
/*
* The data behind the ieee80211 header must be
* Only update link status if this is a beacon frame carrying our bssid.
*/
hdr = (struct ieee80211_hdr *)entry->skb->data;
- fc = le16_to_cpu(hdr->frame_control);
- if (is_beacon(fc) && (rxdesc->dev_flags & RXDONE_MY_BSS))
+ if (ieee80211_is_beacon(hdr->frame_control) &&
+ (rxdesc->dev_flags & RXDONE_MY_BSS))
rt2x00lib_update_link_stats(&rt2x00dev->link, rxdesc->rssi);
rt2x00dev->link.qual.rx_success++;
unsigned int data_length;
unsigned int duration;
unsigned int residual;
- u16 frame_control;
memset(txdesc, 0, sizeof(*txdesc));
/* Data length should be extended with 4 bytes for CRC */
data_length = entry->skb->len + 4;
- /*
- * Read required fields from ieee80211 header.
- */
- frame_control = le16_to_cpu(hdr->frame_control);
-
/*
* Check whether this frame is to be acked.
*/
/*
* Check if this is a RTS/CTS frame
*/
- if (is_rts_frame(frame_control) || is_cts_frame(frame_control)) {
+ if (ieee80211_is_rts(hdr->frame_control) ||
+ ieee80211_is_cts(hdr->frame_control)) {
__set_bit(ENTRY_TXD_BURST, &txdesc->flags);
- if (is_rts_frame(frame_control))
+ if (ieee80211_is_rts(hdr->frame_control))
__set_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags);
else
__set_bit(ENTRY_TXD_CTS_FRAME, &txdesc->flags);
* Beacons and probe responses require the tsf timestamp
* to be inserted into the frame.
*/
- if (txdesc->queue == QID_BEACON || is_probe_resp(frame_control))
+ if (ieee80211_is_beacon(hdr->frame_control) ||
+ ieee80211_is_probe_resp(hdr->frame_control))
__set_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags);
/*