path: root/drivers/net/wireless/ath/ath12k/hw.c

// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
 * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
 * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
 */

#include <linux/types.h>
#include <linux/bitops.h>
#include <linux/bitfield.h>

#include "debug.h"
#include "core.h"
#include "ce.h"
#include "hw.h"
#include "mhi.h"
#include "dp_rx.h"

static const guid_t wcn7850_uuid = GUID_INIT(0xf634f534, 0x6147, 0x11ec,
					     0x90, 0xd6, 0x02, 0x42,
					     0xac, 0x12, 0x00, 0x03);

static u8 ath12k_hw_qcn9274_mac_from_pdev_id(int pdev_idx)
{
	return pdev_idx;
}

static int ath12k_hw_mac_id_to_pdev_id_qcn9274(const struct ath12k_hw_params *hw,
					       int mac_id)
{
	return mac_id;
}

static int ath12k_hw_mac_id_to_srng_id_qcn9274(const struct ath12k_hw_params *hw,
					       int mac_id)
{
	return 0;
}

static u8 ath12k_hw_get_ring_selector_qcn9274(struct sk_buff *skb)
{
	return smp_processor_id();
}

static bool ath12k_dp_srng_is_comp_ring_qcn9274(int ring_num)
{
	if (ring_num < 3 || ring_num == 4)
		return true;

	return false;
}

static int ath12k_hw_mac_id_to_pdev_id_wcn7850(const struct ath12k_hw_params *hw,
					       int mac_id)
{
	return 0;
}

static int ath12k_hw_mac_id_to_srng_id_wcn7850(const struct ath12k_hw_params *hw,
					       int mac_id)
{
	return mac_id;
}

static u8 ath12k_hw_get_ring_selector_wcn7850(struct sk_buff *skb)
{
	return skb_get_queue_mapping(skb);
}

static bool ath12k_dp_srng_is_comp_ring_wcn7850(int ring_num)
{
	if (ring_num == 0 || ring_num == 2 || ring_num == 4)
		return true;

	return false;
}

static const struct ath12k_hw_ops qcn9274_ops = {
	.get_hw_mac_from_pdev_id = ath12k_hw_qcn9274_mac_from_pdev_id,
	.mac_id_to_pdev_id = ath12k_hw_mac_id_to_pdev_id_qcn9274,
	.mac_id_to_srng_id = ath12k_hw_mac_id_to_srng_id_qcn9274,
	.rxdma_ring_sel_config = ath12k_dp_rxdma_ring_sel_config_qcn9274,
	.get_ring_selector = ath12k_hw_get_ring_selector_qcn9274,
	.dp_srng_is_tx_comp_ring = ath12k_dp_srng_is_comp_ring_qcn9274,
};

static const struct ath12k_hw_ops wcn7850_ops = {
	.get_hw_mac_from_pdev_id = ath12k_hw_qcn9274_mac_from_pdev_id,
	.mac_id_to_pdev_id = ath12k_hw_mac_id_to_pdev_id_wcn7850,
	.mac_id_to_srng_id = ath12k_hw_mac_id_to_srng_id_wcn7850,
	.rxdma_ring_sel_config = ath12k_dp_rxdma_ring_sel_config_wcn7850,
	.get_ring_selector = ath12k_hw_get_ring_selector_wcn7850,
	.dp_srng_is_tx_comp_ring = ath12k_dp_srng_is_comp_ring_wcn7850,
};

#define ATH12K_TX_RING_MASK_0 0x1
#define ATH12K_TX_RING_MASK_1 0x2
#define ATH12K_TX_RING_MASK_2 0x4
#define ATH12K_TX_RING_MASK_3 0x8
#define ATH12K_TX_RING_MASK_4 0x10

#define ATH12K_RX_RING_MASK_0 0x1
#define ATH12K_RX_RING_MASK_1 0x2
#define ATH12K_RX_RING_MASK_2 0x4
#define ATH12K_RX_RING_MASK_3 0x8

#define ATH12K_RX_ERR_RING_MASK_0 0x1

#define ATH12K_RX_WBM_REL_RING_MASK_0 0x1

#define ATH12K_REO_STATUS_RING_MASK_0 0x1

#define ATH12K_HOST2RXDMA_RING_MASK_0 0x1

#define ATH12K_RX_MON_RING_MASK_0 0x1
#define ATH12K_RX_MON_RING_MASK_1 0x2
#define ATH12K_RX_MON_RING_MASK_2 0x4

#define ATH12K_TX_MON_RING_MASK_0 0x1
#define ATH12K_TX_MON_RING_MASK_1 0x2

/* Target firmware's Copy Engine configuration. */
static const struct ce_pipe_config ath12k_target_ce_config_wlan_qcn9274[] = {
	/* CE0: host->target HTC control and raw streams */
	{
		.pipenum = __cpu_to_le32(0),
		.pipedir = __cpu_to_le32(PIPEDIR_OUT),
		.nentries = __cpu_to_le32(32),
		.nbytes_max = __cpu_to_le32(2048),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS),
		.reserved = __cpu_to_le32(0),
	},

	/* CE1: target->host HTT + HTC control */
	{
		.pipenum = __cpu_to_le32(1),
		.pipedir = __cpu_to_le32(PIPEDIR_IN),
		.nentries = __cpu_to_le32(32),
		.nbytes_max = __cpu_to_le32(2048),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS),
		.reserved = __cpu_to_le32(0),
	},

	/* CE2: target->host WMI */
	{
		.pipenum = __cpu_to_le32(2),
		.pipedir = __cpu_to_le32(PIPEDIR_IN),
		.nentries = __cpu_to_le32(32),
		.nbytes_max = __cpu_to_le32(2048),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS),
		.reserved = __cpu_to_le32(0),
	},

	/* CE3: host->target WMI (mac0) */
	{
		.pipenum = __cpu_to_le32(3),
		.pipedir = __cpu_to_le32(PIPEDIR_OUT),
		.nentries = __cpu_to_le32(32),
		.nbytes_max = __cpu_to_le32(2048),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS),
		.reserved = __cpu_to_le32(0),
	},

	/* CE4: host->target HTT */
	{
		.pipenum = __cpu_to_le32(4),
		.pipedir = __cpu_to_le32(PIPEDIR_OUT),
		.nentries = __cpu_to_le32(256),
		.nbytes_max = __cpu_to_le32(256),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS | CE_ATTR_DIS_INTR),
		.reserved = __cpu_to_le32(0),
	},

	/* CE5: target->host Pktlog */
	{
		.pipenum = __cpu_to_le32(5),
		.pipedir = __cpu_to_le32(PIPEDIR_IN),
		.nentries = __cpu_to_le32(32),
		.nbytes_max = __cpu_to_le32(2048),
		.flags = __cpu_to_le32(CE_ATTR_FLAGS),