Файловый менеджер

Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/include/soc/tegra/mc.h

Назад
/* SPDX-License-Identifier: GPL-2.0-only / / * Copyright (C) 2014 NVIDIA Corporation / #ifndef __SOC_TEGRA_MC_H__ #define __SOC_TEGRA_MC_H__ #include <linux/err.h> #include <linux/reset-controller.h> #include <linux/types.h> struct clk; struct device; struct page; struct tegra_smmu_enable { unsigned int reg; unsigned int bit; }; struct tegra_mc_timing { unsigned long rate; u32 emem_data; }; /* latency allowance / struct tegra_mc_la { unsigned int reg; unsigned int shift; unsigned int mask; unsigned int def; }; struct tegra_mc_client { unsigned int id; const char name; unsigned int swgroup; unsigned int fifo_size; struct tegra_smmu_enable smmu; struct tegra_mc_la la; }; struct tegra_smmu_swgroup { const char name; unsigned int swgroup; unsigned int reg; }; struct tegra_smmu_group_soc { const char name; const unsigned int swgroups; unsigned int num_swgroups; }; struct tegra_smmu_soc { const struct tegra_mc_client clients; unsigned int num_clients; const struct tegra_smmu_swgroup swgroups; unsigned int num_swgroups; const struct tegra_smmu_group_soc groups; unsigned int num_groups; bool supports_round_robin_arbitration; bool supports_request_limit; unsigned int num_tlb_lines; unsigned int num_asids; }; struct tegra_mc; struct tegra_smmu; struct gart_device; #ifdef CONFIG_TEGRA_IOMMU_SMMU struct tegra_smmu tegra_smmu_probe(struct device dev, const struct tegra_smmu_soc soc, struct tegra_mc mc); void tegra_smmu_remove(struct tegra_smmu smmu); #else static inline struct tegra_smmu tegra_smmu_probe(struct device dev, const struct tegra_smmu_soc soc, struct tegra_mc mc) { return NULL; } static inline void tegra_smmu_remove(struct tegra_smmu smmu) { } #endif #ifdef CONFIG_TEGRA_IOMMU_GART struct gart_device tegra_gart_probe(struct device dev, struct tegra_mc mc); int tegra_gart_suspend(struct gart_device gart); int tegra_gart_resume(struct gart_device gart); #else static inline struct gart_device tegra_gart_probe(struct device dev, struct tegra_mc mc) { return ERR_PTR(-ENODEV); } static inline int tegra_gart_suspend(struct gart_device gart) { return -ENODEV; } static inline int tegra_gart_resume(struct gart_device gart) { return -ENODEV; } #endif struct tegra_mc_reset { const char name; unsigned long id; unsigned int control; unsigned int status; unsigned int reset; unsigned int bit; }; struct tegra_mc_reset_ops { int (hotreset_assert)(struct tegra_mc mc, const struct tegra_mc_reset rst); int (hotreset_deassert)(struct tegra_mc mc, const struct tegra_mc_reset rst); int (block_dma)(struct tegra_mc mc, const struct tegra_mc_reset rst); bool (dma_idling)(struct tegra_mc mc, const struct tegra_mc_reset rst); int (unblock_dma)(struct tegra_mc mc, const struct tegra_mc_reset rst); int (reset_status)(struct tegra_mc mc, const struct tegra_mc_reset rst); }; struct tegra_mc_soc { const struct tegra_mc_client clients; unsigned int num_clients; const unsigned long emem_regs; unsigned int num_emem_regs; unsigned int num_address_bits; unsigned int atom_size; u8 client_id_mask; const struct tegra_smmu_soc smmu; u32 intmask; const struct tegra_mc_reset_ops reset_ops; const struct tegra_mc_reset resets; unsigned int num_resets; }; struct tegra_mc { struct device dev; struct tegra_smmu smmu; struct gart_device gart; void __iomem regs; struct clk clk; int irq; const struct tegra_mc_soc soc; unsigned long tick; struct tegra_mc_timing timings; unsigned int num_timings; struct reset_controller_dev reset; spinlock_t lock; }; void tegra_mc_write_emem_configuration(struct tegra_mc mc, unsigned long rate); unsigned int tegra_mc_get_emem_device_count(struct tegra_mc mc); #endif / __SOC_TEGRA_MC_H__ */

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