243 lines
7.8 KiB
C
243 lines
7.8 KiB
C
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/*
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* drivers/video/tegra/host/chip_support.h
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*
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* Tegra Graphics Host Chip Support
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*
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* Copyright (c) 2011-2019, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _NVHOST_CHIP_SUPPORT_H_
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#define _NVHOST_CHIP_SUPPORT_H_
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#include <uapi/linux/nvhost_ioctl.h>
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#include <linux/types.h>
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struct output;
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struct nvhost_master;
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struct nvhost_intr;
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struct nvhost_syncpt;
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struct nvhost_userctx_timeout;
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struct nvhost_channel;
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struct nvhost_cdma;
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struct nvhost_job;
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struct push_buffer;
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struct nvhost_as;
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struct nvhost_syncpt;
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struct dentry;
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struct nvhost_job;
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struct nvhost_job_unpin;
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struct nvhost_intr_syncpt;
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struct mem_handle;
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struct mem_mgr;
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struct platform_device;
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struct host1x_actmon;
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struct nvhost_vm;
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struct nvhost_vm_buffer;
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struct nvhost_vm_static_buffer;
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struct nvhost_cdma_ops {
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void (*start)(struct nvhost_cdma *);
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void (*stop)(struct nvhost_cdma *);
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void (*kick)(struct nvhost_cdma *);
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int (*timeout_init)(struct nvhost_cdma *,
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u32 syncpt_id);
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void (*timeout_destroy)(struct nvhost_cdma *);
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void (*timeout_teardown_begin)(struct nvhost_cdma *, bool skip_reset);
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void (*timeout_teardown_end)(struct nvhost_cdma *,
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u32 getptr);
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void (*timeout_pb_cleanup)(struct nvhost_cdma *,
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u32 getptr, u32 nr_slots);
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void (*handle_timeout)(struct nvhost_cdma *, bool skip_reset);
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void (*make_adjacent_space)(struct nvhost_cdma *, u32 words);
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};
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struct nvhost_vm_ops {
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int (*init)(struct nvhost_vm *vm, void *identifier);
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void (*deinit)(struct nvhost_vm *vm);
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int (*pin_static_buffer)(struct platform_device *pdev,
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void *vaddr, dma_addr_t paddr,
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size_t size);
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int (*get_id)(struct nvhost_vm *vm);
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int (*init_device)(struct platform_device *pdev);
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int (*init_syncpt_interface)(struct platform_device *pdev);
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};
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struct nvhost_pushbuffer_ops {
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int (*init)(struct push_buffer *);
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};
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struct nvhost_debug_ops {
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void (*debug_init)(struct dentry *de);
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void (*show_channel_cdma)(struct nvhost_master *,
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struct nvhost_channel *,
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struct output *,
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int chid);
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void (*show_channel_fifo)(struct nvhost_master *,
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struct nvhost_channel *,
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struct output *,
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int chid);
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void (*show_mlocks)(struct nvhost_master *m,
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struct output *o);
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};
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struct nvhost_syncpt_ops {
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void (*reset)(struct nvhost_syncpt *, u32 id);
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u32 (*update_min)(struct nvhost_syncpt *, u32 id);
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void (*cpu_incr)(struct nvhost_syncpt *, u32 id);
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const char * (*name)(struct nvhost_syncpt *, u32 id);
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int (*mutex_try_lock)(struct nvhost_syncpt *,
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unsigned int idx);
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void (*mutex_unlock_nvh)(struct nvhost_syncpt *,
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unsigned int idx);
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void (*mutex_owner)(struct nvhost_syncpt *,
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unsigned int idx,
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bool *cpu, bool *ch,
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unsigned int *chid);
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int (*mark_used)(struct nvhost_syncpt *, u32 chid, u32 syncptid);
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int (*mark_unused)(struct nvhost_syncpt *, u32 syncptid);
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int (*alloc)(struct platform_device *pdev, u32 syncpt_id);
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int (*release)(struct nvhost_syncpt *sp, u32 syncpt_id);
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};
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struct nvhost_intr_ops {
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int (*init)(struct nvhost_intr *);
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void (*deinit)(struct nvhost_intr *);
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void (*resume)(struct nvhost_intr *);
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void (*suspend)(struct nvhost_intr *);
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void (*set_host_clocks_per_usec)(
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struct nvhost_intr *, u32 clocks);
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void (*set_syncpt_threshold)(
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struct nvhost_intr *, u32 id, u32 thresh);
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void (*enable_syncpt_intr)(struct nvhost_intr *, u32 id);
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void (*disable_syncpt_intr)(struct nvhost_intr *, u32 id);
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void (*disable_all_syncpt_intrs)(struct nvhost_intr *);
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int (*debug_dump)(struct nvhost_intr *, struct output *);
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void (*enable_host_irq)(struct nvhost_intr *, int irq);
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void (*disable_host_irq)(struct nvhost_intr *, int irq);
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void (*enable_module_intr)(struct nvhost_intr *, int irq);
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void (*disable_module_intr)(struct nvhost_intr *, int irq);
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};
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struct nvhost_dev_ops {
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struct nvhost_channel *(*alloc_nvhost_channel)(
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struct platform_device *dev);
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void (*free_nvhost_channel)(struct nvhost_channel *ch);
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void (*set_nvhost_chanops)(struct nvhost_channel *ch);
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void (*load_gating_regs)(struct platform_device *pdev, bool enable);
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void (*module_reset_clamp)(struct platform_device *pdev, bool enable);
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};
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struct nvhost_actmon_ops {
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void __iomem * (*get_actmon_regs)(struct host1x_actmon *actmon);
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int (*init)(struct host1x_actmon *actmon);
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void (*deinit)(struct host1x_actmon *actmon);
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int (*read_avg)(struct host1x_actmon *actmon, u32 *val);
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int (*read_count)(struct host1x_actmon *actmon, u32 *val);
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int (*read_count_norm)(struct host1x_actmon *actmon, u32 *val);
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int (*above_wmark_count)(struct host1x_actmon *actmon);
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int (*below_wmark_count)(struct host1x_actmon *actmon);
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int (*read_avg_norm)(struct host1x_actmon *actmon, u32 *val);
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void (*update_sample_period)(struct host1x_actmon *actmon);
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void (*set_sample_period_norm)(struct host1x_actmon *actmon,
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long usecs);
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long (*get_sample_period_norm)(struct host1x_actmon *actmon);
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long (*get_sample_period)(struct host1x_actmon *actmon);
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void (*set_k)(struct host1x_actmon *actmon, u32 k);
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u32 (*get_k)(struct host1x_actmon *actmon);
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void (*debug_init)(struct host1x_actmon *actmon, struct dentry *de);
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int (*set_high_wmark)(struct host1x_actmon *actmon, u32 val);
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int (*set_low_wmark)(struct host1x_actmon *actmon, u32 val);
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};
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struct nvhost_chip_support {
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const char * soc_name;
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struct nvhost_cdma_ops cdma;
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struct nvhost_pushbuffer_ops push_buffer;
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struct nvhost_debug_ops debug;
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struct nvhost_syncpt_ops syncpt;
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struct nvhost_intr_ops intr;
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struct nvhost_dev_ops nvhost_dev;
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struct nvhost_actmon_ops actmon;
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struct nvhost_vm_ops vm;
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void (*remove_support)(struct nvhost_chip_support *op);
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void *priv;
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};
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/* The reason these accumulate is that 3x uses
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* some of the 2x code, and likewise 12x vs prior.
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*/
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#ifdef CONFIG_ARCH_TEGRA_2x_SOC
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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#ifdef CONFIG_ARCH_TEGRA_3x_SOC
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#define TEGRA_3X_OR_HIGHER_CONFIG
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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#ifdef CONFIG_ARCH_TEGRA_11x_SOC
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#define TEGRA_11X_OR_HIGHER_CONFIG
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#define TEGRA_3X_OR_HIGHER_CONFIG
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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#ifdef CONFIG_ARCH_TEGRA_14x_SOC
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#define TEGRA_14X_OR_HIGHER_CONFIG
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#define TEGRA_11X_OR_HIGHER_CONFIG
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#define TEGRA_3X_OR_HIGHER_CONFIG
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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#ifdef CONFIG_ARCH_TEGRA_12x_SOC
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#define TEGRA_12X_OR_HIGHER_CONFIG
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#define TEGRA_14X_OR_HIGHER_CONFIG
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#define TEGRA_11X_OR_HIGHER_CONFIG
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#define TEGRA_3X_OR_HIGHER_CONFIG
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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#ifdef CONFIG_ARCH_TEGRA_210_SOC
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#define TEGRA_21X_OR_HIGHER_CONFIG
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#define TEGRA_12X_OR_HIGHER_CONFIG
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#define TEGRA_14X_OR_HIGHER_CONFIG
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#define TEGRA_11X_OR_HIGHER_CONFIG
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#define TEGRA_3X_OR_HIGHER_CONFIG
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#define TEGRA_2X_OR_HIGHER_CONFIG
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#endif
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struct nvhost_chip_support *nvhost_get_chip_ops(void);
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#define host_device_op() (nvhost_get_chip_ops()->nvhost_dev)
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#define channel_cdma_op() (nvhost_get_chip_ops()->cdma)
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#define syncpt_op() (nvhost_get_chip_ops()->syncpt)
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#define intr_op() (nvhost_get_chip_ops()->intr)
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#define cdma_op() (nvhost_get_chip_ops()->cdma)
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#define cdma_pb_op() (nvhost_get_chip_ops()->push_buffer)
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#define vm_op() (nvhost_get_chip_ops()->vm)
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#define actmon_op() (nvhost_get_chip_ops()->actmon)
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#define tickctrl_op() (nvhost_get_chip_ops()->tickctrl)
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int nvhost_init_chip_support(struct nvhost_master *);
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bool nvhost_is_186(void);
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bool nvhost_is_210(void);
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bool nvhost_is_124(void);
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#endif /* _NVHOST_CHIP_SUPPORT_H_ */
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