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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snoc.h (2023B)

      1/* SPDX-License-Identifier: ISC */
      2/*
      3 * Copyright (c) 2018 The Linux Foundation. All rights reserved.
      4 */
      5
      6#ifndef _SNOC_H_
      7#define _SNOC_H_
      8
      9#include <linux/notifier.h>
     10
     11#include "hw.h"
     12#include "ce.h"
     13#include "qmi.h"
     14
     15struct ath10k_snoc_drv_priv {
     16	enum ath10k_hw_rev hw_rev;
     17	u64 dma_mask;
     18	u32 msa_size;
     19};
     20
     21struct snoc_state {
     22	u32 pipe_cfg_addr;
     23	u32 svc_to_pipe_map;
     24};
     25
     26struct ath10k_snoc_pipe {
     27	struct ath10k_ce_pipe *ce_hdl;
     28	u8 pipe_num;
     29	struct ath10k *hif_ce_state;
     30	size_t buf_sz;
     31	/* protect ce info */
     32	spinlock_t pipe_lock;
     33	struct ath10k_snoc *ar_snoc;
     34};
     35
     36struct ath10k_snoc_target_info {
     37	u32 target_version;
     38	u32 target_type;
     39	u32 target_revision;
     40	u32 soc_version;
     41};
     42
     43struct ath10k_snoc_ce_irq {
     44	u32 irq_line;
     45};
     46
     47enum ath10k_snoc_flags {
     48	ATH10K_SNOC_FLAG_REGISTERED,
     49	ATH10K_SNOC_FLAG_UNREGISTERING,
     50	ATH10K_SNOC_FLAG_MODEM_STOPPED,
     51	ATH10K_SNOC_FLAG_RECOVERY,
     52	ATH10K_SNOC_FLAG_8BIT_HOST_CAP_QUIRK,
     53};
     54
     55struct clk_bulk_data;
     56struct regulator_bulk_data;
     57
     58struct ath10k_snoc {
     59	struct platform_device *dev;
     60	struct ath10k *ar;
     61	unsigned int use_tz;
     62	struct ath10k_firmware {
     63		struct device *dev;
     64		dma_addr_t fw_start_addr;
     65		struct iommu_domain *iommu_domain;
     66		size_t mapped_mem_size;
     67	} fw;
     68	void __iomem *mem;
     69	dma_addr_t mem_pa;
     70	struct ath10k_snoc_target_info target_info;
     71	size_t mem_len;
     72	struct ath10k_snoc_pipe pipe_info[CE_COUNT_MAX];
     73	struct ath10k_snoc_ce_irq ce_irqs[CE_COUNT_MAX];
     74	struct ath10k_ce ce;
     75	struct timer_list rx_post_retry;
     76	struct regulator_bulk_data *vregs;
     77	size_t num_vregs;
     78	struct clk_bulk_data *clks;
     79	size_t num_clks;
     80	struct ath10k_qmi *qmi;
     81	struct notifier_block nb;
     82	void *notifier;
     83	unsigned long flags;
     84	bool xo_cal_supported;
     85	u32 xo_cal_data;
     86	DECLARE_BITMAP(pending_ce_irqs, CE_COUNT_MAX);
     87};
     88
     89static inline struct ath10k_snoc *ath10k_snoc_priv(struct ath10k *ar)
     90{
     91	return (struct ath10k_snoc *)ar->drv_priv;
     92}
     93
     94int ath10k_snoc_fw_indication(struct ath10k *ar, u64 type);
     95void ath10k_snoc_fw_crashed_dump(struct ath10k *ar);
     96
     97#endif /* _SNOC_H_ */