iwlwifi/dvm/rs.c

95 static inline u8 rs_extract_rate(u32 rate_n_flags)
97 	return (u8)(rate_n_flags & RATE_MCS_RATE_MSK);
100 static int iwl_hwrate_to_plcp_idx(u32 rate_n_flags)
105 	if (rate_n_flags & RATE_MCS_HT_MSK) {
106 		idx = rs_extract_rate(rate_n_flags);
124 					rs_extract_rate(rate_n_flags))
136 			     struct iwl_lq_sta *lq_sta, u32 rate_n_flags);
142 			     u32 *rate_n_flags, int index);
145 			     u32 *rate_n_flags, int index)
403 static inline int get_num_of_ant_from_rate(u32 rate_n_flags)
405 	return !!(rate_n_flags & RATE_MCS_ANT_A_MSK) +
406 	       !!(rate_n_flags & RATE_MCS_ANT_B_MSK) +
407 	       !!(rate_n_flags & RATE_MCS_ANT_C_MSK);
503  * Fill uCode API rate_n_flags field, based on "search" or "active" table.
510 	u32 rate_n_flags = 0;
513 		rate_n_flags = iwl_rates[index].plcp;
515 			rate_n_flags |= RATE_MCS_CCK_MSK;
522 		rate_n_flags = RATE_MCS_HT_MSK;
525 			rate_n_flags |=	iwl_rates[index].plcp_siso;
527 			rate_n_flags |=	iwl_rates[index].plcp_mimo2;
529 			rate_n_flags |=	iwl_rates[index].plcp_mimo3;
534 	rate_n_flags |= ((tbl->ant_type << RATE_MCS_ANT_POS) &
540 				rate_n_flags |= RATE_MCS_DUP_MSK;
542 				rate_n_flags |= RATE_MCS_HT40_MSK;
545 			rate_n_flags |= RATE_MCS_SGI_MSK;
548 			rate_n_flags |= RATE_MCS_GF_MSK;
550 				rate_n_flags &= ~RATE_MCS_SGI_MSK;
555 	return rate_n_flags;
559  * Interpret uCode API's rate_n_flags format,
562 static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags,
567 	u32 ant_msk = (rate_n_flags & RATE_MCS_ANT_ABC_MSK);
568 	u8 num_of_ant = get_num_of_ant_from_rate(rate_n_flags);
572 	*rate_idx = iwl_hwrate_to_plcp_idx(rate_n_flags);
586 	if (!(rate_n_flags & RATE_MCS_HT_MSK)) {
595 		if (rate_n_flags & RATE_MCS_SGI_MSK)
598 		if ((rate_n_flags & RATE_MCS_HT40_MSK) ||
599 		    (rate_n_flags & RATE_MCS_DUP_MSK))
602 		if (rate_n_flags & RATE_MCS_DUP_MSK)
605 		mcs = rs_extract_rate(rate_n_flags);
628 static int rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
649 	*rate_n_flags &= ~RATE_MCS_ANT_ABC_MSK;
650 	*rate_n_flags |= new_ant_type << RATE_MCS_ANT_POS;
894 	tx_rate = le32_to_cpu(table->rs_table[0].rate_n_flags);
973 		tx_rate = le32_to_cpu(table->rs_table[0].rate_n_flags);
998 			tx_rate = le32_to_cpu(table->rs_table[i].rate_n_flags);
2860 	/* Interpret new_rate (rate_n_flags) */
2883 	lq_cmd->rs_table[index].rate_n_flags = cpu_to_le32(new_rate);
2921 			lq_cmd->rs_table[index].rate_n_flags =
2968 		lq_cmd->rs_table[index].rate_n_flags = cpu_to_le32(new_rate);
3013 			     u32 *rate_n_flags, int index)
3026 			*rate_n_flags = lq_sta->dbg_fixed_rate;
3148 			le32_to_cpu(lq_sta->lq.rs_table[i].rate_n_flags));
3151 				i, le32_to_cpu(lq_sta->lq.rs_table[i].rate_n_flags));
3154 				i, le32_to_cpu(lq_sta->lq.rs_table[i].rate_n_flags),
3158 				i, le32_to_cpu(lq_sta->lq.rs_table[i].rate_n_flags),