Commit b3febdcc authored by P Praneesh's avatar P Praneesh Committed by Kalle Valo
Browse files

ath11k: add LDPC FEC type in 802.11 radiotap header 



LDPC is one the FEC type advertised in msdu_start info2 for HT packet
type. Hence, add hardware specific callback for fetching LDPC
support from msdu start and enable RX_ENC_FLAG_LDPC flag while passing
rx status to mac80211.

Tested-on: IPQ8074 WLAN.HK.2.4.0.1-01467-QCAHKSWPL_SILICONZ-1

Signed-off-by: default avatarP Praneesh <quic_ppranees@quicinc.com>
Signed-off-by: default avatarKalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/1638294648-844-3-git-send-email-quic_ppranees@quicinc.com
parent fbed57d8

drivers/net/wireless/ath/ath11k/dp_rx.c

+11 −1
Original line number Diff line number Diff line
@@ -42,6 +42,13 @@ static inline u8 ath11k_dp_rx_h_msdu_start_decap_type(struct ath11k_base *ab, 
	return ab->hw_params.hw_ops->rx_desc_get_decap_type(desc);

}



static inline

bool ath11k_dp_rx_h_msdu_start_ldpc_support(struct ath11k_base *ab,

					    struct hal_rx_desc *desc)

{

	return ab->hw_params.hw_ops->rx_desc_get_ldpc_support(desc);

}



static inline

u8 ath11k_dp_rx_h_msdu_start_mesh_ctl_present(struct ath11k_base *ab,

					      struct hal_rx_desc *desc)
@@ -2313,7 +2320,7 @@ static void ath11k_dp_rx_h_rate(struct ath11k *ar, struct hal_rx_desc *rx_desc, 
	u8 bw;

	u8 rate_mcs, nss;

	u8 sgi;

	bool is_cck;

	bool is_cck, is_ldpc;



	pkt_type = ath11k_dp_rx_h_msdu_start_pkt_type(ar->ab, rx_desc);

	bw = ath11k_dp_rx_h_msdu_start_rx_bw(ar->ab, rx_desc);
@@ -2355,6 +2362,9 @@ static void ath11k_dp_rx_h_rate(struct ath11k *ar, struct hal_rx_desc *rx_desc, 
		if (sgi)

			rx_status->enc_flags |= RX_ENC_FLAG_SHORT_GI;

		rx_status->bw = ath11k_mac_bw_to_mac80211_bw(bw);

		is_ldpc = ath11k_dp_rx_h_msdu_start_ldpc_support(ar->ab, rx_desc);

		if (is_ldpc)

			rx_status->enc_flags |= RX_ENC_FLAG_LDPC;

		break;

	case RX_MSDU_START_PKT_TYPE_11AX:

		rx_status->rate_idx = rate_mcs;

drivers/net/wireless/ath/ath11k/hw.c

+16 −0
Original line number Diff line number Diff line
@@ -273,6 +273,12 @@ static u8 ath11k_hw_ipq8074_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc) 
			 __le32_to_cpu(desc->u.ipq8074.msdu_start.info2));

}



static bool ath11k_hw_ipq8074_rx_desc_get_ldpc_support(struct hal_rx_desc *desc)

{

	return FIELD_GET(RX_MSDU_START_INFO2_LDPC,

			 __le32_to_cpu(desc->u.ipq8074.msdu_start.info2));

}



static bool ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc)

{

	return !!FIELD_GET(RX_MPDU_START_INFO1_MPDU_SEQ_CTRL_VALID,
@@ -444,6 +450,12 @@ static u8 ath11k_hw_qcn9074_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc) 
			 __le32_to_cpu(desc->u.qcn9074.msdu_start.info2));

}



static bool ath11k_hw_qcn9074_rx_desc_get_ldpc_support(struct hal_rx_desc *desc)

{

	return FIELD_GET(RX_MSDU_START_INFO2_LDPC,

			 __le32_to_cpu(desc->u.qcn9074.msdu_start.info2));

}



static bool ath11k_hw_qcn9074_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc)

{

	return !!FIELD_GET(RX_MPDU_START_INFO11_MPDU_SEQ_CTRL_VALID,
@@ -815,6 +827,7 @@ const struct ath11k_hw_ops ipq8074_ops = { 
	.rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type,

	.rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type,

	.rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl,

	.rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support,

	.rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld,

	.rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid,

	.rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no,
@@ -853,6 +866,7 @@ const struct ath11k_hw_ops ipq6018_ops = { 
	.rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type,

	.rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type,

	.rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl,

	.rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support,

	.rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld,

	.rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid,

	.rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no,
@@ -891,6 +905,7 @@ const struct ath11k_hw_ops qca6390_ops = { 
	.rx_desc_get_encrypt_type = ath11k_hw_ipq8074_rx_desc_get_encrypt_type,

	.rx_desc_get_decap_type = ath11k_hw_ipq8074_rx_desc_get_decap_type,

	.rx_desc_get_mesh_ctl = ath11k_hw_ipq8074_rx_desc_get_mesh_ctl,

	.rx_desc_get_ldpc_support = ath11k_hw_ipq8074_rx_desc_get_ldpc_support,

	.rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_ipq8074_rx_desc_get_mpdu_seq_ctl_vld,

	.rx_desc_get_mpdu_fc_valid = ath11k_hw_ipq8074_rx_desc_get_mpdu_fc_valid,

	.rx_desc_get_mpdu_start_seq_no = ath11k_hw_ipq8074_rx_desc_get_mpdu_start_seq_no,
@@ -929,6 +944,7 @@ const struct ath11k_hw_ops qcn9074_ops = { 
	.rx_desc_get_encrypt_type = ath11k_hw_qcn9074_rx_desc_get_encrypt_type,

	.rx_desc_get_decap_type = ath11k_hw_qcn9074_rx_desc_get_decap_type,

	.rx_desc_get_mesh_ctl = ath11k_hw_qcn9074_rx_desc_get_mesh_ctl,

	.rx_desc_get_ldpc_support = ath11k_hw_qcn9074_rx_desc_get_ldpc_support,

	.rx_desc_get_mpdu_seq_ctl_vld = ath11k_hw_qcn9074_rx_desc_get_mpdu_seq_ctl_vld,

	.rx_desc_get_mpdu_fc_valid = ath11k_hw_qcn9074_rx_desc_get_mpdu_fc_valid,

	.rx_desc_get_mpdu_start_seq_no = ath11k_hw_qcn9074_rx_desc_get_mpdu_start_seq_no,

drivers/net/wireless/ath/ath11k/hw.h

+1 −0
Original line number Diff line number Diff line
@@ -210,6 +210,7 @@ struct ath11k_hw_ops { 
	u32 (*rx_desc_get_encrypt_type)(struct hal_rx_desc *desc);

	u8 (*rx_desc_get_decap_type)(struct hal_rx_desc *desc);

	u8 (*rx_desc_get_mesh_ctl)(struct hal_rx_desc *desc);

	bool (*rx_desc_get_ldpc_support)(struct hal_rx_desc *desc);

	bool (*rx_desc_get_mpdu_seq_ctl_vld)(struct hal_rx_desc *desc);

	bool (*rx_desc_get_mpdu_fc_valid)(struct hal_rx_desc *desc);

	u16 (*rx_desc_get_mpdu_start_seq_no)(struct hal_rx_desc *desc);