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/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
*/
#ifndef _ATH11K_PCI_H
#define _ATH11K_PCI_H
#include <linux/mhi.h>
#include "core.h"
#define PCIE_SOC_GLOBAL_RESET 0x3008
#define PCIE_SOC_GLOBAL_RESET_V 1
#define WLAON_WARM_SW_ENTRY 0x1f80504
#define WLAON_SOC_RESET_CAUSE_REG 0x01f8060c
#define PCIE_Q6_COOKIE_ADDR 0x01f80500
#define PCIE_Q6_COOKIE_DATA 0xc0000000
/* register to wake the UMAC from power collapse */
#define PCIE_SCRATCH_0_SOC_PCIE_REG 0x4040
/* register used for handshake mechanism to validate UMAC is awake */
#define PCIE_SOC_WAKE_PCIE_LOCAL_REG 0x3004
#define PCIE_PCIE_PARF_LTSSM 0x1e081b0
#define PARM_LTSSM_VALUE 0x111
#define GCC_GCC_PCIE_HOT_RST 0x1e402bc
#define GCC_GCC_PCIE_HOT_RST_VAL 0x10
#define PCIE_PCIE_INT_ALL_CLEAR 0x1e08228
#define PCIE_SMLH_REQ_RST_LINK_DOWN 0x2
#define PCIE_INT_CLEAR_ALL 0xffffffff
#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_REG(x) \
(ab->hw_params.regs->pcie_qserdes_sysclk_en_sel)
#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_VAL 0x10
#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_MSK 0xffffffff
#define PCIE_PCS_OSC_DTCT_CONFIG1_REG(x) \
(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base)
#define PCIE_PCS_OSC_DTCT_CONFIG1_VAL 0x02
#define PCIE_PCS_OSC_DTCT_CONFIG2_REG(x) \
(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0x4)
#define PCIE_PCS_OSC_DTCT_CONFIG2_VAL 0x52
#define PCIE_PCS_OSC_DTCT_CONFIG4_REG(x) \
(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0xc)
#define PCIE_PCS_OSC_DTCT_CONFIG4_VAL 0xff
#define PCIE_PCS_OSC_DTCT_CONFIG_MSK 0x000000ff
#define WLAON_QFPROM_PWR_CTRL_REG 0x01f8031c
#define QFPROM_PWR_CTRL_VDD4BLOW_MASK 0x4
struct ath11k_msi_user {
char *name;
int num_vectors;
u32 base_vector;
};
struct ath11k_msi_config {
int total_vectors;
int total_users;
struct ath11k_msi_user *users;
};
enum ath11k_pci_flags {
ATH11K_PCI_FLAG_INIT_DONE,
ATH11K_PCI_FLAG_IS_MSI_64,
ATH11K_PCI_ASPM_RESTORE,
ATH11K_PCI_FLAG_MULTI_MSI_VECTORS,
};
struct ath11k_pci {
struct pci_dev *pdev;
struct ath11k_base *ab;
u16 dev_id;
char amss_path[100];
u32 msi_ep_base_data;
struct mhi_controller *mhi_ctrl;
const struct ath11k_msi_config *msi_config;
unsigned long mhi_state;
u32 register_window;
/* protects register_window above */
spinlock_t window_lock;
/* enum ath11k_pci_flags */
unsigned long flags;
u16 link_ctl;
unsigned long irq_flags;
};
static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab)
{
return (struct ath11k_pci *)ab->drv_priv;
}
int ath11k_pci_get_user_msi_assignment(struct ath11k_pci *ar_pci, char *user_name,
int *num_vectors, u32 *user_base_data,
u32 *base_vector);
int ath11k_pci_get_msi_irq(struct device *dev, unsigned int vector);
void ath11k_pci_write32(struct ath11k_base *ab, u32 offset, u32 value);
u32 ath11k_pci_read32(struct ath11k_base *ab, u32 offset);
#endif
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