[PATCH ath12k-ng 08/12] wifi: ath12k: Move ath12k_dp_rx_get_peer_id API to Wi-Fi 7

Ripan Deuri quic_rdeuri at quicinc.com
Mon Nov 3 03:21:07 PST 2025


From: Pavankumar Nandeshwar <quic_pnandesh at quicinc.com>

Move ath12k_dp_rx_get_peer_id() from common to Wi-Fi 7 as it operates on
arch specific peer metadata.

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1
Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3

Signed-off-by: Pavankumar Nandeshwar <quic_pnandesh at quicinc.com>
Signed-off-by: Ripan Deuri <quic_rdeuri at quicinc.com>
---
 drivers/net/wireless/ath/ath12k/dp_rx.c       | 23 --------------
 drivers/net/wireless/ath/ath12k/dp_rx.h       |  3 --
 drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c | 31 ++++++++++++++++---
 3 files changed, 27 insertions(+), 30 deletions(-)

diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c
index f76d13299258..763d8cff0529 100644
--- a/drivers/net/wireless/ath/ath12k/dp_rx.c
+++ b/drivers/net/wireless/ath/ath12k/dp_rx.c
@@ -1269,29 +1269,6 @@ bool ath12k_dp_rx_check_nwifi_hdr_len_valid(struct ath12k_dp *dp,
 	return false;
 }
 
-u16 ath12k_dp_rx_get_peer_id(struct ath12k_base *ab,
-			     enum ath12k_peer_metadata_version ver,
-			     __le32 peer_metadata)
-{
-	switch (ver) {
-	default:
-		ath12k_warn(ab, "Unknown peer metadata version: %d", ver);
-		fallthrough;
-	case ATH12K_PEER_METADATA_V0:
-		return le32_get_bits(peer_metadata,
-				     RX_MPDU_DESC_META_DATA_V0_PEER_ID);
-	case ATH12K_PEER_METADATA_V1:
-		return le32_get_bits(peer_metadata,
-				     RX_MPDU_DESC_META_DATA_V1_PEER_ID);
-	case ATH12K_PEER_METADATA_V1A:
-		return le32_get_bits(peer_metadata,
-				     RX_MPDU_DESC_META_DATA_V1A_PEER_ID);
-	case ATH12K_PEER_METADATA_V1B:
-		return le32_get_bits(peer_metadata,
-				     RX_MPDU_DESC_META_DATA_V1B_PEER_ID);
-	}
-}
-
 static void ath12k_dp_rx_frag_timer(struct timer_list *timer)
 {
 	struct ath12k_dp_rx_tid *rx_tid = timer_container_of(rx_tid, timer,
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h
index 0dffb59c13b8..8a1dc5d15341 100644
--- a/drivers/net/wireless/ath/ath12k/dp_rx.h
+++ b/drivers/net/wireless/ath/ath12k/dp_rx.h
@@ -186,9 +186,6 @@ void ath12k_dp_rx_h_undecap_frag(struct ath12k_pdev_dp *dp_pdev, struct sk_buff
 int ath12k_dp_rx_h_michael_mic(struct crypto_shash *tfm, u8 *key,
 			       struct ieee80211_hdr *hdr, u8 *data,
 			       size_t data_len, u8 *mic);
-u16 ath12k_dp_rx_get_peer_id(struct ath12k_base *ab,
-			     enum ath12k_peer_metadata_version ver,
-			     __le32 peer_metadata);
 int ath12k_dp_rx_ampdu_start(struct ath12k *ar,
 			     struct ieee80211_ampdu_params *params,
 			     u8 link_id);
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c
index 13cd23d7c7da..5eb62afde4a5 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c
+++ b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c
@@ -10,6 +10,29 @@
 #include "hal_qcn9274.h"
 #include "hal_wcn7850.h"
 
+static u16 ath12k_wifi7_dp_rx_get_peer_id(struct ath12k_dp *dp,
+					  enum ath12k_peer_metadata_version ver,
+					  __le32 peer_metadata)
+{
+	switch (ver) {
+	default:
+		ath12k_warn(dp->ab, "Unknown peer metadata version: %d", ver);
+		fallthrough;
+	case ATH12K_PEER_METADATA_V0:
+		return le32_get_bits(peer_metadata,
+				     RX_MPDU_DESC_META_DATA_V0_PEER_ID);
+	case ATH12K_PEER_METADATA_V1:
+		return le32_get_bits(peer_metadata,
+				     RX_MPDU_DESC_META_DATA_V1_PEER_ID);
+	case ATH12K_PEER_METADATA_V1A:
+		return le32_get_bits(peer_metadata,
+				     RX_MPDU_DESC_META_DATA_V1A_PEER_ID);
+	case ATH12K_PEER_METADATA_V1B:
+		return le32_get_bits(peer_metadata,
+				     RX_MPDU_DESC_META_DATA_V1B_PEER_ID);
+	}
+}
+
 void ath12k_wifi7_peer_rx_tid_qref_setup(struct ath12k_base *ab, u16 peer_id, u16 tid,
 					 dma_addr_t paddr)
 {
@@ -731,8 +754,8 @@ int ath12k_wifi7_dp_rx_process(struct ath12k_base *ab, int ring_id,
 		rxcb->is_continuation = !!(le32_to_cpu(msdu_info->info0) &
 					   RX_MSDU_DESC_INFO0_MSDU_CONTINUATION);
 		rxcb->hw_link_id = hw_link_id;
-		rxcb->peer_id = ath12k_dp_rx_get_peer_id(ab, dp->peer_metadata_ver,
-							 mpdu_info->peer_meta_data);
+		rxcb->peer_id = ath12k_wifi7_dp_rx_get_peer_id(dp, dp->peer_metadata_ver,
+							       mpdu_info->peer_meta_data);
 		rxcb->tid = le32_get_bits(mpdu_info->info0,
 					  RX_MPDU_DESC_INFO0_TID);
 
@@ -1855,8 +1878,8 @@ int ath12k_wifi7_dp_rx_process_wbm_err(struct ath12k_base *ab,
 		rxcb->is_last_msdu = err_info.last_msdu;
 		rxcb->is_continuation = err_info.continuation;
 		rxcb->rx_desc = msdu_data;
-		rxcb->peer_id = ath12k_dp_rx_get_peer_id(ab, dp->peer_metadata_ver,
-							 err_info.peer_metadata);
+		rxcb->peer_id = ath12k_wifi7_dp_rx_get_peer_id(dp, dp->peer_metadata_ver,
+							       err_info.peer_metadata);
 
 		if (err_info.continuation) {
 			__skb_queue_tail(&scatter_msdu_list, msdu);
-- 
2.34.1




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