ath11k: add hw_ops for pdev id to hw_mac mapping

pdev_id to hw_mac is different for ipq8074 and ipq6018
Below table has the mapping

pdev_id	ipq8074	ipq6018
-------	------- -------
  0		0	0
  1		2	1
  2		1	Not applicable

No functional changes. Compile tested only.

Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1592316055-24958-5-git-send-email-kvalo@codeaurora.org

drivers/net/wireless/ath/ath11k/Makefile

@@ -16,7 +16,8 @@ ath11k-y += core.o \
 	    debug.o \
 	    ce.o \
 	    peer.o \
-	    dbring.o
+	    dbring.o \
+	    hw.o
 
 ath11k-$(CONFIG_ATH11K_DEBUGFS) += debug_htt_stats.o debugfs_sta.o
 ath11k-$(CONFIG_NL80211_TESTMODE) += testmode.o

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

@@ -734,6 +734,7 @@ static irqreturn_t ath11k_ahb_ext_interrupt_handler(int irq, void *arg)
 
 static int ath11k_ahb_ext_irq_config(struct ath11k_base *ab)
 {
+	struct ath11k_hw_params *hw = &ab->hw_params;
 	int i, j;
 	int irq;
 	int ret;
@@ -768,26 +769,26 @@ static int ath11k_ahb_ext_irq_config(struct ath11k_base *ab)
 			if (ath11k_reo_status_ring_mask[i] & BIT(j))
 				irq_grp->irqs[num_irq++] = reo2host_status;
 
-			if (j < MAX_RADIOS) {
+			if (j < ab->hw_params.max_radios) {
 				if (ath11k_rxdma2host_ring_mask[i] & BIT(j)) {
 					irq_grp->irqs[num_irq++] =
-						rxdma2host_destination_ring_mac1
-						- ath11k_core_get_hw_mac_id(ab, j);
+						rxdma2host_destination_ring_mac1 -
+						ath11k_hw_get_mac_from_pdev_id(hw, j);
 				}
 
 				if (ath11k_host2rxdma_ring_mask[i] & BIT(j)) {
 					irq_grp->irqs[num_irq++] =
-						host2rxdma_host_buf_ring_mac1
-						- ath11k_core_get_hw_mac_id(ab, j);
+						host2rxdma_host_buf_ring_mac1 -
+						ath11k_hw_get_mac_from_pdev_id(hw, j);
 				}
 
 				if (rx_mon_status_ring_mask[i] & BIT(j)) {
 					irq_grp->irqs[num_irq++] =
 						ppdu_end_interrupts_mac1 -
-						ath11k_core_get_hw_mac_id(ab, j);
+						ath11k_hw_get_mac_from_pdev_id(hw, j);
 					irq_grp->irqs[num_irq++] =
 						rxdma2host_monitor_status_ring_mac1 -
-						ath11k_core_get_hw_mac_id(ab, j);
+						ath11k_hw_get_mac_from_pdev_id(hw, j);
 				}
 			}
 		}

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

@@ -27,26 +27,10 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
 			.cal_size =  IPQ8074_MAX_CAL_DATA_SZ,
 		},
 		.max_radios = 3,
+		.hw_ops = &ipq8074_ops,
 	},
 };
 
-/* Map from pdev index to hw mac index */
-u8 ath11k_core_get_hw_mac_id(struct ath11k_base *ab, int pdev_idx)
-{
-	switch (pdev_idx) {
-	case 0:
-		return 0;
-	case 1:
-		return 2;
-	case 2:
-		return 1;
-	default:
-		ath11k_warn(ab, "Invalid pdev idx %d\n", pdev_idx);
-		return ATH11K_INVALID_HW_MAC_ID;
-	}
-}
-EXPORT_SYMBOL(ath11k_core_get_hw_mac_id);
-
 static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name,
 					 size_t name_len)
 {

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

@@ -860,7 +860,6 @@ int ath11k_core_fetch_bdf(struct ath11k_base *ath11k,
 void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd);
 
 void ath11k_core_halt(struct ath11k *ar);
-u8 ath11k_core_get_hw_mac_id(struct ath11k_base *ab, int pdev_idx);
 
 static inline const char *ath11k_scan_state_str(enum ath11k_scan_state state)
 {

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

@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2020 The Linux Foundation. All rights reserved.
+ */
+
+#include "core.h"
+
+/* Map from pdev index to hw mac index */
+static u8 ath11k_hw_ipq8074_mac_from_pdev_id(int pdev_idx)
+{
+	switch (pdev_idx) {
+	case 0:
+		return 0;
+	case 1:
+		return 2;
+	case 2:
+		return 1;
+	default:
+		return ATH11K_INVALID_HW_MAC_ID;
+	}
+}
+
+static u8 ath11k_hw_ipq6018_mac_from_pdev_id(int pdev_idx)
+{
+	return pdev_idx;
+}
+
+const struct ath11k_hw_ops ipq8074_ops = {
+	.get_hw_mac_from_pdev_id = ath11k_hw_ipq8074_mac_from_pdev_id,
+};
+
+const struct ath11k_hw_ops ipq6018_ops = {
+	.get_hw_mac_from_pdev_id = ath11k_hw_ipq6018_mac_from_pdev_id,
+};

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

@@ -104,6 +104,10 @@ enum ath11k_bus {
 	ATH11K_BUS_PCI,
 };
 
+struct ath11k_hw_ops {
+	u8 (*get_hw_mac_from_pdev_id)(int pdev_id);
+};
+
 struct ath11k_hw_params {
 	const char *name;
 	u16 hw_rev;
@@ -113,8 +117,23 @@ struct ath11k_hw_params {
 		size_t board_size;
 		size_t cal_size;
 	} fw;
+
+	const struct ath11k_hw_ops *hw_ops;
 };
 
+extern const struct ath11k_hw_ops ipq8074_ops;
+extern const struct ath11k_hw_ops ipq6018_ops;
+
+static inline
+int ath11k_hw_get_mac_from_pdev_id(struct ath11k_hw_params *hw,
+				   int pdev_idx)
+{
+	if (hw->hw_ops->get_hw_mac_from_pdev_id)
+		return hw->hw_ops->get_hw_mac_from_pdev_id(pdev_idx);
+
+	return 0;
+}
+
 struct ath11k_fw_ie {
 	__le32 id;
 	__le32 len;

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

@@ -6194,7 +6194,7 @@ int ath11k_mac_allocate(struct ath11k_base *ab)
 		ar->ab = ab;
 		ar->pdev = pdev;
 		ar->pdev_idx = i;
-		ar->lmac_id = ath11k_core_get_hw_mac_id(ab, i);
+		ar->lmac_id = ath11k_hw_get_mac_from_pdev_id(&ab->hw_params, i);
 
 		ar->wmi = &ab->wmi_ab.wmi[i];
 		/* FIXME wmi[0] is already initialized during attach,