cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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pci.h (2408B)


      1/* SPDX-License-Identifier: BSD-3-Clause-Clear */
      2/*
      3 * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
      4 * Copyright (c) 2021-2022, Qualcomm Innovation Center, Inc. All rights reserved.
      5 */
      6#ifndef _ATH11K_PCI_H
      7#define _ATH11K_PCI_H
      8
      9#include <linux/mhi.h>
     10
     11#include "core.h"
     12
     13#define PCIE_SOC_GLOBAL_RESET			0x3008
     14#define PCIE_SOC_GLOBAL_RESET_V			1
     15
     16#define WLAON_WARM_SW_ENTRY			0x1f80504
     17#define WLAON_SOC_RESET_CAUSE_REG		0x01f8060c
     18
     19#define PCIE_Q6_COOKIE_ADDR			0x01f80500
     20#define PCIE_Q6_COOKIE_DATA			0xc0000000
     21
     22/* register to wake the UMAC from power collapse */
     23#define PCIE_SCRATCH_0_SOC_PCIE_REG		0x4040
     24
     25/* register used for handshake mechanism to validate UMAC is awake */
     26#define PCIE_SOC_WAKE_PCIE_LOCAL_REG		0x3004
     27
     28#define PCIE_PCIE_PARF_LTSSM			0x1e081b0
     29#define PARM_LTSSM_VALUE			0x111
     30
     31#define GCC_GCC_PCIE_HOT_RST			0x1e402bc
     32#define GCC_GCC_PCIE_HOT_RST_VAL		0x10
     33
     34#define PCIE_PCIE_INT_ALL_CLEAR			0x1e08228
     35#define PCIE_SMLH_REQ_RST_LINK_DOWN		0x2
     36#define PCIE_INT_CLEAR_ALL			0xffffffff
     37
     38#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_REG(x) \
     39		(ab->hw_params.regs->pcie_qserdes_sysclk_en_sel)
     40#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_VAL	0x10
     41#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_MSK	0xffffffff
     42#define PCIE_PCS_OSC_DTCT_CONFIG1_REG(x) \
     43		(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base)
     44#define PCIE_PCS_OSC_DTCT_CONFIG1_VAL		0x02
     45#define PCIE_PCS_OSC_DTCT_CONFIG2_REG(x) \
     46		(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0x4)
     47#define PCIE_PCS_OSC_DTCT_CONFIG2_VAL		0x52
     48#define PCIE_PCS_OSC_DTCT_CONFIG4_REG(x) \
     49		(ab->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0xc)
     50#define PCIE_PCS_OSC_DTCT_CONFIG4_VAL		0xff
     51#define PCIE_PCS_OSC_DTCT_CONFIG_MSK		0x000000ff
     52
     53#define WLAON_QFPROM_PWR_CTRL_REG		0x01f8031c
     54#define QFPROM_PWR_CTRL_VDD4BLOW_MASK		0x4
     55
     56enum ath11k_pci_flags {
     57	ATH11K_PCI_ASPM_RESTORE,
     58};
     59
     60struct ath11k_pci {
     61	struct pci_dev *pdev;
     62	struct ath11k_base *ab;
     63	u16 dev_id;
     64	char amss_path[100];
     65	struct mhi_controller *mhi_ctrl;
     66	const struct ath11k_msi_config *msi_config;
     67	u32 register_window;
     68
     69	/* protects register_window above */
     70	spinlock_t window_lock;
     71
     72	/* enum ath11k_pci_flags */
     73	unsigned long flags;
     74	u16 link_ctl;
     75};
     76
     77static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab)
     78{
     79	return (struct ath11k_pci *)ab->drv_priv;
     80}
     81
     82int ath11k_pci_get_msi_irq(struct ath11k_base *ab, unsigned int vector);
     83#endif