dev/iwn/if_iwn.c

969 /* XXX: This series will need adjustment for rate.
1017 /* XXX: This series will need adjustment for rate.
1042 /* XXX: This series will need adjustment for rate.
2711 rate2plcp(int rate)
2713 	switch (rate & 0xff) {
2797  * Calculate the required PLCP value from the given rate,
2800  * This will take the node configuration (eg 11n, rate table
2805     uint8_t rate)
2812 	 * If it's an MCS rate, let's set the plcp correctly
2815 	if (rate & IEEE80211_RATE_MCS) {
2818 		 * MCS 0 -> MCS 31, then set the "I'm an MCS rate!"
2821 		plcp = IEEE80211_RV(rate) | IWN_RFLAG_MCS;
2842 		 * Ensure the selected rate matches the link quality
2845 		if (rate > 0x8f)
2847 		else if (rate > 0x87)
2856 		plcp = rate2plcp(rate);
2866 		    rate & IEEE80211_RATE_VAL);
2876 	DPRINTF(sc, IWN_DEBUG_TXRATE, "%s: rate=0x%02x, plcp=0x%08x\n",
2878 	    rate,
3147 		uint32_t rate = le32toh(stat->rate);
3155 		if (rate & IWN_RFLAG_MCS) {
3156 			tap->wr_rate = rate & IWN_RFLAG_RATE_MCS;
3159 			tap->wr_rate = plcp2rate(rate & IWN_RFLAG_RATE);
3289 	 * Yes, the rate control code doesn't know these are A-MPDU
3568 	    "qid %d idx %d RTS retries %d ACK retries %d nkill %d rate %x duration %d status %x\n",
3573 	    stat->rate, le16toh(stat->duration),
3593 	    "qid %d idx %d RTS retries %d ACK retries %d nkill %d rate %x duration %d status %x\n",
3598 	    stat->rate, le16toh(stat->duration),
3680 	 * Update rate control statistics for the node.
4438  * Check whether OFDM 11g protection will be enabled for the given rate.
4445     struct ieee80211vap *vap, uint8_t rate)
4464 	 * If it's an 11n rate - no protection.
4467 	if (rate & IEEE80211_RATE_MCS) {
4472 	 * Do a rate table lookup.  If the PHY is CCK,
4475 	if (ieee80211_rate2phytype(ic->ic_rt, rate) == IEEE80211_T_CCK)
4490     uint8_t rate)
4507 	 * Use the correct rate table.
4523 		 * rate, so we walk the rate table backwards.
4526 		if (rate & IEEE80211_RATE_MCS)
4530 		DPRINTF(sc, IWN_DEBUG_XMIT, "%s: idx %d: nr=%d, rate=0x%02x, rateentry=0x%02x\n",
4534 		    rate,
4538 		if (cmp_rate == rate)
4561 	int ac, totlen, rate;
4579 	/* Choose a TX rate index. */
4583 		rate = tp->mgmtrate;
4585 		rate = tp->mcastrate;
4587 		rate = tp->ucastrate;
4591 		rate = ni->ni_txrate;
4626 		tap->wt_rate = rate;
4653 		} else if (iwn_check_rate_needs_protection(sc, vap, rate)) {
4658 		} else if ((rate & IEEE80211_RATE_MCS) &&
4745 		tx->linkq = iwn_tx_rate_to_linkq_offset(sc, ni, rate);
4753 	tx->rate = iwn_rate_to_plcp(sc, ni, rate);
4770 	int ac, rate;
4782 	/* Choose a TX rate. */
4783 	rate = params->ibp_rate0;
4809 		tap->wt_rate = rate;
4841 	tx->rate = iwn_rate_to_plcp(sc, ni, rate);
4947 	    __func__, ring->qid, ring->cur, totlen, nsegs, tx->rate);
5357 	int i, rate, txrate;
5391 	/* Start at highest available bit-rate. */
5404 		 * rate entries, just for now.
5410 			rate = IEEE80211_RATE_MCS | rs->rs_rates[txrate];
5412 			rate = IEEE80211_RV(rs->rs_rates[txrate]);
5414 		/* Do rate -> PLCP config mapping */
5415 		plcp = iwn_rate_to_plcp(sc, ni, rate);
5418 		    "%s: i=%d, txrate=%d, rate=0x%02x, plcp=0x%08x\n",
5422 		    rate,
5432 		 * _are_ doing a dual-stream rate, set mimo to idx+1 (ie,
5440 		/* Next retry at immediate lower bit-rate. */
5494 	/* Use lowest mandatory bit-rate. */
5495 	/* XXX rate table lookup? */
5501 	/* Use same bit-rate for all TX retries. */
5681  * Set TX power for current channel (each rate has its own power settings).
5791 			/* Adjust TX power based on rate. */
5821 			    "%s: Tx chain %d, rate idx %d: power=%d\n",
7108 		tx->rate = htole32(0xd);
7114 			tx->rate = htole32(0xd);
7117 			tx->rate = htole32(10 | IWN_RFLAG_CCK);
7123 	tx->rate |= htole32(IWN_RFLAG_ANT(txant));
7388 	/* Fake a join to initialize the TX rate. */