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/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
* Copyright (c) 2022-2025, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef ATH12K_AHB_H
#define ATH12K_AHB_H
#include <linux/clk.h>
#include <linux/remoteproc/qcom_rproc.h>
#include "core.h"
#define ATH12K_AHB_RECOVERY_TIMEOUT (3 * HZ)
#define ATH12K_AHB_SMP2P_SMEM_MSG GENMASK(15, 0)
#define ATH12K_AHB_SMP2P_SMEM_SEQ_NO GENMASK(31, 16)
#define ATH12K_AHB_SMP2P_SMEM_VALUE_MASK 0xFFFFFFFF
#define ATH12K_PCI_CE_WAKE_IRQ 2
#define ATH12K_PCI_IRQ_CE0_OFFSET 3
#define ATH12K_ROOTPD_READY_TIMEOUT (5 * HZ)
#define ATH12K_RPROC_AFTER_POWERUP QCOM_SSR_AFTER_POWERUP
#define ATH12K_AHB_FW_PREFIX "q6_fw"
#define ATH12K_AHB_FW_SUFFIX ".mdt"
#define ATH12K_AHB_FW2 "iu_fw.mdt"
#define ATH12K_AHB_UPD_SWID 0x12
#define ATH12K_USERPD_SPAWN_TIMEOUT (5 * HZ)
#define ATH12K_USERPD_READY_TIMEOUT (10 * HZ)
#define ATH12K_USERPD_STOP_TIMEOUT (5 * HZ)
#define ATH12K_USERPD_ID_MASK GENMASK(9, 8)
#define ATH12K_USERPD_FW_NAME_LEN 35
enum ath12k_ahb_smp2p_msg_id {
ATH12K_AHB_POWER_SAVE_ENTER = 1,
ATH12K_AHB_POWER_SAVE_EXIT,
};
enum ath12k_ahb_userpd_irq {
ATH12K_USERPD_SPAWN_IRQ,
ATH12K_USERPD_READY_IRQ,
ATH12K_USERPD_STOP_ACK_IRQ,
ATH12K_USERPD_MAX_IRQ,
};
struct ath12k_base;
struct ath12k_ahb {
struct ath12k_base *ab;
struct rproc *tgt_rproc;
struct clk *xo_clk;
struct completion rootpd_ready;
struct notifier_block root_pd_nb;
void *root_pd_notifier;
struct qcom_smem_state *spawn_state;
struct qcom_smem_state *stop_state;
struct completion userpd_spawned;
struct completion userpd_ready;
struct completion userpd_stopped;
u32 userpd_id;
u32 spawn_bit;
u32 stop_bit;
int userpd_irq_num[ATH12K_USERPD_MAX_IRQ];
};
static inline struct ath12k_ahb *ath12k_ab_to_ahb(struct ath12k_base *ab)
{
return (struct ath12k_ahb *)ab->drv_priv;
}
#ifdef CONFIG_ATH12K_AHB
int ath12k_ahb_init(void);
void ath12k_ahb_exit(void);
#else
static inline int ath12k_ahb_init(void)
{
return 0;
}
static inline void ath12k_ahb_exit(void) {};
#endif
#endif
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