[PATCH ath12k-ng 03/18] wifi: ath12k: Initialize hal_ops through hal_init

Ripan Deuri quic_rdeuri at quicinc.com
Thu Oct 9 04:10:30 PDT 2025


From: Pavankumar Nandeshwar <quic_pnandesh at quicinc.com>

Modularize the HAL layer by moving hal_ops from ab->hw_params into the
ab->hal. This reduces indirection and allows data path to access HAL ops
directly through the HAL context.

Initialize hal_ops via hal_init using a const table ath12k_hw_version_map.
This approach will be extended to register other HAL parameters during
init.

Remove ab->hw_params->hal_ops as it is no longer needed.

Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-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/ahb.c            |  2 +-
 drivers/net/wireless/ath/ath12k/dp.c             |  4 ++--
 drivers/net/wireless/ath/ath12k/dp_mon.c         |  2 +-
 drivers/net/wireless/ath/ath12k/dp_rx.h          | 16 ++++++++--------
 drivers/net/wireless/ath/ath12k/hal.c            |  2 +-
 drivers/net/wireless/ath/ath12k/hal.h            |  5 ++---
 drivers/net/wireless/ath/ath12k/hw.h             |  2 --
 drivers/net/wireless/ath/ath12k/wifi7/dp_rx.h    |  2 +-
 drivers/net/wireless/ath/ath12k/wifi7/dp_tx.c    |  2 +-
 drivers/net/wireless/ath/ath12k/wifi7/hal.c      |  7 +++++++
 .../net/wireless/ath/ath12k/wifi7/hal_qcn9274.h  |  1 +
 .../net/wireless/ath/ath12k/wifi7/hal_wcn7850.h  |  1 +
 drivers/net/wireless/ath/ath12k/wifi7/hw.c       |  8 --------
 13 files changed, 26 insertions(+), 28 deletions(-)

diff --git a/drivers/net/wireless/ath/ath12k/ahb.c b/drivers/net/wireless/ath/ath12k/ahb.c
index 7eb8dedaa947..2c991580571c 100644
--- a/drivers/net/wireless/ath/ath12k/ahb.c
+++ b/drivers/net/wireless/ath/ath12k/ahb.c
@@ -563,7 +563,7 @@ static int ath12k_ahb_config_ext_irq(struct ath12k_base *ab)
 	u32 num_irq;
 
 	ring_mask = ab->hw_params->ring_mask;
-	hal_ops = ab->hw_params->hal_ops;
+	hal_ops = ab->hal.hal_ops;
 	for (i = 0; i < ATH12K_EXT_IRQ_GRP_NUM_MAX; i++) {
 		irq_grp = &ab->ext_irq_grp[i];
 		num_irq = 0;
diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c
index 5b255e7c0deb..167878e9964c 100644
--- a/drivers/net/wireless/ath/ath12k/dp.c
+++ b/drivers/net/wireless/ath/ath12k/dp.c
@@ -142,7 +142,7 @@ static int ath12k_dp_srng_calculate_msi_group(struct ath12k_base *ab,
 			grp_mask = &ab->hw_params->ring_mask->rx_wbm_rel[0];
 			ring_num = 0;
 		} else {
-			map = ab->hw_params->hal_ops->tcl_to_wbm_rbm_map;
+			map = ab->hal.hal_ops->tcl_to_wbm_rbm_map;
 			for (i = 0; i < ab->hw_params->max_tx_ring; i++) {
 				if (ring_num == map[i].wbm_ring_num) {
 					ring_num = i;
@@ -508,7 +508,7 @@ static int ath12k_dp_srng_common_setup(struct ath12k_base *ab)
 	}
 
 	for (i = 0; i < ab->hw_params->max_tx_ring; i++) {
-		map = ab->hw_params->hal_ops->tcl_to_wbm_rbm_map;
+		map = ab->hal.hal_ops->tcl_to_wbm_rbm_map;
 		tx_comp_ring_num = map[i].wbm_ring_num;
 
 		ret = ath12k_dp_srng_setup(ab, &dp->tx_ring[i].tcl_data_ring,
diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.c b/drivers/net/wireless/ath/ath12k/dp_mon.c
index d2924fe46b4f..89ba9ad41417 100644
--- a/drivers/net/wireless/ath/ath12k/dp_mon.c
+++ b/drivers/net/wireless/ath/ath12k/dp_mon.c
@@ -2052,7 +2052,7 @@ ath12k_dp_mon_rx_merg_msdus(struct ath12k_pdev_dp *dp_pdev,
 
 		rx_desc = (struct hal_rx_desc *)head_msdu->data;
 		hdr_desc =
-			ab->hw_params->hal_ops->rx_desc_get_msdu_payload(rx_desc);
+			ab->hal.hal_ops->rx_desc_get_msdu_payload(rx_desc);
 
 		/* Base size */
 		wh = (struct ieee80211_hdr_3addr *)hdr_desc;
diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h
index 716623f83adc..0ecb96bc9054 100644
--- a/drivers/net/wireless/ath/ath12k/dp_rx.h
+++ b/drivers/net/wireless/ath/ath12k/dp_rx.h
@@ -109,27 +109,27 @@ static inline u16 ath12k_dp_rx_h_frag_no(struct ath12k_base *ab,
 static inline u8 ath12k_dp_rx_h_l3pad(struct ath12k_base *ab,
 				      struct hal_rx_desc *desc)
 {
-	return ab->hw_params->hal_ops->rx_desc_get_l3_pad_bytes(desc);
+	return ab->hal.hal_ops->rx_desc_get_l3_pad_bytes(desc);
 }
 
 static inline void ath12k_dp_rx_desc_end_tlv_copy(struct ath12k_base *ab,
 						  struct hal_rx_desc *fdesc,
 						  struct hal_rx_desc *ldesc)
 {
-	ab->hw_params->hal_ops->rx_desc_copy_end_tlv(fdesc, ldesc);
+	ab->hal.hal_ops->rx_desc_copy_end_tlv(fdesc, ldesc);
 }
 
 static inline void ath12k_dp_rxdesc_set_msdu_len(struct ath12k_base *ab,
 						 struct hal_rx_desc *desc,
 						 u16 len)
 {
-	ab->hw_params->hal_ops->rx_desc_set_msdu_len(desc, len);
+	ab->hal.hal_ops->rx_desc_set_msdu_len(desc, len);
 }
 
 static inline u32 ath12k_dp_rxdesc_get_ppduid(struct ath12k_base *ab,
 					      struct hal_rx_desc *rx_desc)
 {
-	return ab->hw_params->hal_ops->rx_desc_get_mpdu_ppdu_id(rx_desc);
+	return ab->hal.hal_ops->rx_desc_get_mpdu_ppdu_id(rx_desc);
 }
 
 static inline bool ath12k_dp_rxdesc_mpdu_valid(struct ath12k_base *ab,
@@ -137,7 +137,7 @@ static inline bool ath12k_dp_rxdesc_mpdu_valid(struct ath12k_base *ab,
 {
 	u32 tlv_tag;
 
-	tlv_tag = ab->hw_params->hal_ops->rx_desc_get_mpdu_start_tag(rx_desc);
+	tlv_tag = ab->hal.hal_ops->rx_desc_get_mpdu_start_tag(rx_desc);
 
 	return tlv_tag == HAL_RX_MPDU_START;
 }
@@ -146,7 +146,7 @@ static inline void ath12k_dp_rx_desc_get_dot11_hdr(struct ath12k_base *ab,
 						   struct hal_rx_desc *desc,
 						   struct ieee80211_hdr *hdr)
 {
-	ab->hw_params->hal_ops->rx_desc_get_dot11_hdr(desc, hdr);
+	ab->hal.hal_ops->rx_desc_get_dot11_hdr(desc, hdr);
 }
 
 static inline void ath12k_dp_rx_desc_get_crypto_header(struct ath12k_base *ab,
@@ -154,13 +154,13 @@ static inline void ath12k_dp_rx_desc_get_crypto_header(struct ath12k_base *ab,
 						       u8 *crypto_hdr,
 						       enum hal_encrypt_type enctype)
 {
-	ab->hw_params->hal_ops->rx_desc_get_crypto_header(desc, crypto_hdr, enctype);
+	ab->hal.hal_ops->rx_desc_get_crypto_header(desc, crypto_hdr, enctype);
 }
 
 static inline u8 ath12k_dp_rx_get_msdu_src_link(struct ath12k_base *ab,
 						struct hal_rx_desc *desc)
 {
-	return ab->hw_params->hal_ops->rx_desc_get_msdu_src_link_id(desc);
+	return ab->hal.hal_ops->rx_desc_get_msdu_src_link_id(desc);
 }
 
 static inline void ath12k_dp_clean_up_skb_list(struct sk_buff_head *skb_list)
diff --git a/drivers/net/wireless/ath/ath12k/hal.c b/drivers/net/wireless/ath/ath12k/hal.c
index 87abacc8ae8e..338a4e5244dd 100644
--- a/drivers/net/wireless/ath/ath12k/hal.c
+++ b/drivers/net/wireless/ath/ath12k/hal.c
@@ -1105,7 +1105,7 @@ int ath12k_hal_srng_init(struct ath12k_base *ab)
 {
 	int ret;
 
-	ret = ab->hw_params->hal_ops->create_srng_config(ab);
+	ret = ab->hal.hal_ops->create_srng_config(ab);
 	if (ret)
 		goto err_hal;
 
diff --git a/drivers/net/wireless/ath/ath12k/hal.h b/drivers/net/wireless/ath/ath12k/hal.h
index 4c3a5ec6ae83..4874bebc11f7 100644
--- a/drivers/net/wireless/ath/ath12k/hal.h
+++ b/drivers/net/wireless/ath/ath12k/hal.h
@@ -1462,6 +1462,7 @@ struct ath12k_hal {
 		dma_addr_t paddr;
 	} wrp;
 
+	const struct hal_ops *hal_ops;
 	/* Available REO blocking resources bitmap */
 	u8 avail_blk_resource;
 
@@ -1579,6 +1580,7 @@ enum nl80211_he_ru_alloc ath12k_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones)
 }
 
 struct ath12k_hw_version_map {
+	const struct hal_ops *hal_ops;
 	u32 hal_desc_sz;
 };
 
@@ -1603,9 +1605,6 @@ struct hal_ops {
 	u8 *(*rx_desc_get_msdu_payload)(struct hal_rx_desc *desc);
 };
 
-extern const struct hal_ops hal_qcn9274_ops;
-extern const struct hal_ops hal_wcn7850_ops;
-
 u32 ath12k_wifi7_hal_reo_qdesc_size(u32 ba_window_size, u8 tid);
 void ath12k_wifi7_hal_reo_qdesc_setup(struct hal_rx_reo_queue *qdesc,
 				      int tid, u32 ba_window_size,
diff --git a/drivers/net/wireless/ath/ath12k/hw.h b/drivers/net/wireless/ath/ath12k/hw.h
index 35d6900720fe..7e8f1f7ef584 100644
--- a/drivers/net/wireless/ath/ath12k/hw.h
+++ b/drivers/net/wireless/ath/ath12k/hw.h
@@ -193,8 +193,6 @@ struct ath12k_hw_params {
 	void (*wmi_init)(struct ath12k_base *ab,
 			 struct ath12k_wmi_resource_config_arg *config);
 
-	const struct hal_ops *hal_ops;
-
 	u64 qmi_cnss_feature_bitmap;
 
 	u32 rfkill_pin;
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.h b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.h
index 35709dfccbcf..ece6a1311ef0 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.h
+++ b/drivers/net/wireless/ath/ath12k/wifi7/dp_rx.h
@@ -50,6 +50,6 @@ void ath12k_wifi7_dp_extract_rx_desc_data(struct ath12k_base *ab,
 					  struct hal_rx_desc *rx_desc,
 					  struct hal_rx_desc *ldesc)
 {
-	ab->hw_params->hal_ops->extract_rx_desc_data(rx_info, rx_desc, ldesc);
+	ab->hal.hal_ops->extract_rx_desc_data(rx_info, rx_desc, ldesc);
 }
 #endif
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/dp_tx.c b/drivers/net/wireless/ath/ath12k/wifi7/dp_tx.c
index ab5824abfe75..036bacd704e9 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/dp_tx.c
+++ b/drivers/net/wireless/ath/ath12k/wifi7/dp_tx.c
@@ -107,7 +107,7 @@ int ath12k_wifi7_dp_tx(struct ath12k_pdev_dp *dp_pdev, struct ath12k_link_vif *a
 	ti.ring_id = ring_selector % ab->hw_params->max_tx_ring;
 
 	ring_map |= BIT(ti.ring_id);
-	ti.rbm_id = ab->hw_params->hal_ops->tcl_to_wbm_rbm_map[ti.ring_id].rbm_id;
+	ti.rbm_id = ab->hal.hal_ops->tcl_to_wbm_rbm_map[ti.ring_id].rbm_id;
 
 	tx_ring = &dp->tx_ring[ti.ring_id];
 
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/hal.c b/drivers/net/wireless/ath/ath12k/wifi7/hal.c
index 4ad3ef3ba5e0..0e3930c8575a 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/hal.c
+++ b/drivers/net/wireless/ath/ath12k/wifi7/hal.c
@@ -7,18 +7,24 @@
 #include "hal_desc.h"
 #include "../hal.h"
 #include "hal.h"
+#include "hal_qcn9274.h"
+#include "hal_wcn7850.h"
 
 static const struct ath12k_hw_version_map ath12k_wifi7_hw_ver_map[] = {
 	[ATH12K_HW_QCN9274_HW10] = {
+		.hal_ops = &hal_qcn9274_ops,
 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9274_compact),
 	},
 	[ATH12K_HW_QCN9274_HW20] = {
+		.hal_ops = &hal_qcn9274_ops,
 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9274_compact),
 	},
 	[ATH12K_HW_WCN7850_HW20] = {
+		.hal_ops = &hal_wcn7850_ops,
 		.hal_desc_sz = sizeof(struct hal_rx_desc_wcn7850),
 	},
 	[ATH12K_HW_IPQ5332_HW10] = {
+		.hal_ops = &hal_qcn9274_ops,
 		.hal_desc_sz = sizeof(struct hal_rx_desc_qcn9274_compact),
 	},
 };
@@ -29,6 +35,7 @@ int ath12k_wifi7_hal_init(struct ath12k_base *ab)
 
 	memset(hal, 0, sizeof(*hal));
 
+	hal->hal_ops = ath12k_wifi7_hw_ver_map[ab->hw_rev].hal_ops;
 	hal->hal_desc_sz = ath12k_wifi7_hw_ver_map[ab->hw_rev].hal_desc_sz;
 
 	return 0;
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/hal_qcn9274.h b/drivers/net/wireless/ath/ath12k/wifi7/hal_qcn9274.h
index 1563854b5b6a..4d08292d8a7f 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/hal_qcn9274.h
+++ b/drivers/net/wireless/ath/ath12k/wifi7/hal_qcn9274.h
@@ -12,6 +12,7 @@
 #include "../hal.h"
 #include "hal_rx.h"
 
+extern const struct hal_ops hal_qcn9274_ops;
 extern const struct ath12k_hal_tcl_to_wbm_rbm_map
 ath12k_hal_qcn9274_tcl_to_wbm_rbm_map[DP_TCL_NUM_RING_MAX];
 
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/hal_wcn7850.h b/drivers/net/wireless/ath/ath12k/wifi7/hal_wcn7850.h
index 80de7ea522b5..8207e73602b3 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/hal_wcn7850.h
+++ b/drivers/net/wireless/ath/ath12k/wifi7/hal_wcn7850.h
@@ -10,6 +10,7 @@
 #include "../hal.h"
 #include "hal_rx.h"
 
+extern const struct hal_ops hal_wcn7850_ops;
 extern const struct ath12k_hal_tcl_to_wbm_rbm_map
 ath12k_hal_wcn7850_tcl_to_wbm_rbm_map[DP_TCL_NUM_RING_MAX];
 
diff --git a/drivers/net/wireless/ath/ath12k/wifi7/hw.c b/drivers/net/wireless/ath/ath12k/wifi7/hw.c
index 621022064962..f469a829ae9a 100644
--- a/drivers/net/wireless/ath/ath12k/wifi7/hw.c
+++ b/drivers/net/wireless/ath/ath12k/wifi7/hw.c
@@ -758,8 +758,6 @@ static const struct ath12k_hw_params ath12k_wifi7_hw_params[] = {
 
 		.wmi_init = ath12k_wifi7_wmi_init_qcn9274,
 
-		.hal_ops = &hal_qcn9274_ops,
-
 		.qmi_cnss_feature_bitmap = BIT(CNSS_QDSS_CFG_MISS_V01),
 
 		.rfkill_pin = 0,
@@ -847,8 +845,6 @@ static const struct ath12k_hw_params ath12k_wifi7_hw_params[] = {
 
 		.wmi_init = ath12k_wifi7_wmi_init_wcn7850,
 
-		.hal_ops = &hal_wcn7850_ops,
-
 		.qmi_cnss_feature_bitmap = BIT(CNSS_QDSS_CFG_MISS_V01) |
 					   BIT(CNSS_PCIE_PERST_NO_PULL_V01),
 
@@ -934,8 +930,6 @@ static const struct ath12k_hw_params ath12k_wifi7_hw_params[] = {
 
 		.wmi_init = ath12k_wifi7_wmi_init_qcn9274,
 
-		.hal_ops = &hal_qcn9274_ops,
-
 		.qmi_cnss_feature_bitmap = BIT(CNSS_QDSS_CFG_MISS_V01),
 
 		.rfkill_pin = 0,
@@ -1017,8 +1011,6 @@ static const struct ath12k_hw_params ath12k_wifi7_hw_params[] = {
 
 		.wmi_init = &ath12k_wifi7_wmi_init_qcn9274,
 
-		.hal_ops = &hal_qcn9274_ops,
-
 		.qmi_cnss_feature_bitmap = BIT(CNSS_QDSS_CFG_MISS_V01),
 
 		.rfkill_pin = 0,
-- 
2.34.1




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