Commit 423584dd authored by Naftali Goldstein's avatar Naftali Goldstein Committed by Luca Coelho
Browse files

iwlwifi: rs-fw: support dcm 



Add flags to the tlc_cfg_cmd for signaling peer support for receiving
Dual Carrier Modulation at BPSK (MCS 0), and set them according to peer
capabilities.

Signed-off-by: default avatarNaftali Goldstein <naftali.goldstein@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 3e467b8e

drivers/net/wireless/intel/iwlwifi/fw/api/rs.h

+8 −0
Original line number Diff line number Diff line
@@ -71,11 +71,19 @@ 
 * @IWL_TLC_MNG_CFG_FLAGS_LDPC_MSK: enable LDPC

 * @IWL_TLC_MNG_CFG_FLAGS_HE_STBC_160MHZ_MSK: enable STBC in HE at 160MHz

 *					      bandwidth

 * @IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_1_MSK: enable HE Dual Carrier Modulation

 *					    for BPSK (MCS 0) with 1 spatial

 *					    stream

 * @IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK: enable HE Dual Carrier Modulation

 *					    for BPSK (MCS 0) with 2 spatial

 *					    streams

 */

enum iwl_tlc_mng_cfg_flags {

	IWL_TLC_MNG_CFG_FLAGS_STBC_MSK			= BIT(0),

	IWL_TLC_MNG_CFG_FLAGS_LDPC_MSK			= BIT(1),

	IWL_TLC_MNG_CFG_FLAGS_HE_STBC_160MHZ_MSK	= BIT(2),

	IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_1_MSK		= BIT(3),

	IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK		= BIT(4),

};



/**

drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c

+10 −0
Original line number Diff line number Diff line
@@ -143,6 +143,16 @@ static u16 rs_fw_set_config_flags(struct iwl_mvm *mvm, 
	     (vht_ena && (vht_cap->cap & IEEE80211_VHT_CAP_RXLDPC))))

		flags |= IWL_TLC_MNG_CFG_FLAGS_LDPC_MSK;



	if (he_cap && he_cap->has_he &&

	    (he_cap->he_cap_elem.phy_cap_info[3] &

	     IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK)) {

		flags |= IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_1_MSK;



		if (he_cap->he_cap_elem.phy_cap_info[3] &

		    IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2)

			flags |= IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK;

	}



	return flags;

}

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