/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) Rockchip Electronics Co.Ltd
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* Author: Felix Zeng <felix.zeng@rock-chips.com>
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*/
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#ifndef __LINUX_RKNPU_DRV_H_
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#define __LINUX_RKNPU_DRV_H_
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#include <linux/completion.h>
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#include <linux/device.h>
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#include <linux/kref.h>
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#include <linux/platform_device.h>
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#include <linux/spinlock.h>
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#include <linux/regulator/consumer.h>
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#include <linux/version.h>
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#include <linux/hrtimer.h>
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#include <linux/miscdevice.h>
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#include <soc/rockchip/rockchip_opp_select.h>
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#include <soc/rockchip/rockchip_system_monitor.h>
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#include <soc/rockchip/rockchip_ipa.h>
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#include "rknpu_job.h"
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#include "rknpu_fence.h"
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#include "rknpu_debugger.h"
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#include "rknpu_mm.h"
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#define DRIVER_NAME "rknpu"
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#define DRIVER_DESC "RKNPU driver"
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#define DRIVER_DATE "20231121"
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#define DRIVER_MAJOR 0
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#define DRIVER_MINOR 9
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#define DRIVER_PATCHLEVEL 3
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#define LOG_TAG "RKNPU"
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/* sample interval: 1000ms */
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#define RKNPU_LOAD_INTERVAL 1000000000
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#define LOG_INFO(fmt, args...) pr_info(LOG_TAG ": " fmt, ##args)
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#if KERNEL_VERSION(5, 5, 0) <= LINUX_VERSION_CODE
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#define LOG_WARN(fmt, args...) pr_warn(LOG_TAG ": " fmt, ##args)
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#else
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#define LOG_WARN(fmt, args...) pr_warning(LOG_TAG ": " fmt, ##args)
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#endif
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#define LOG_DEBUG(fmt, args...) pr_devel(LOG_TAG ": " fmt, ##args)
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#define LOG_ERROR(fmt, args...) pr_err(LOG_TAG ": " fmt, ##args)
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#define LOG_DEV_INFO(dev, fmt, args...) dev_info(dev, LOG_TAG ": " fmt, ##args)
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#define LOG_DEV_WARN(dev, fmt, args...) dev_warn(dev, LOG_TAG ": " fmt, ##args)
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#define LOG_DEV_DEBUG(dev, fmt, args...) dev_dbg(dev, LOG_TAG ": " fmt, ##args)
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#define LOG_DEV_ERROR(dev, fmt, args...) dev_err(dev, LOG_TAG ": " fmt, ##args)
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struct rknpu_reset_data {
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const char *srst_a_name;
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const char *srst_h_name;
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};
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struct rknpu_config {
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__u32 bw_priority_addr;
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__u32 bw_priority_length;
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__u64 dma_mask;
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__u32 pc_data_amount_scale;
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__u32 pc_task_number_bits;
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__u32 pc_task_number_mask;
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__u32 pc_task_status_offset;
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__u32 pc_dma_ctrl;
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__u32 bw_enable;
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const struct rknpu_irqs_data *irqs;
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const struct rknpu_reset_data *resets;
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int num_irqs;
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int num_resets;
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__u64 nbuf_phyaddr;
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__u64 nbuf_size;
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__u64 max_submit_number;
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__u32 core_mask;
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};
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struct rknpu_timer {
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ktime_t busy_time;
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ktime_t total_busy_time;
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};
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struct rknpu_subcore_data {
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struct list_head todo_list;
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wait_queue_head_t job_done_wq;
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struct rknpu_job *job;
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int64_t task_num;
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struct rknpu_timer timer;
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};
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/**
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* RKNPU device
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*
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* @base: IO mapped base address for device
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* @dev: Device instance
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* @drm_dev: DRM device instance
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*/
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struct rknpu_device {
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void __iomem *base[RKNPU_MAX_CORES];
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struct device *dev;
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#ifdef CONFIG_ROCKCHIP_RKNPU_DRM_GEM
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struct device *fake_dev;
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struct drm_device *drm_dev;
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#endif
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#ifdef CONFIG_ROCKCHIP_RKNPU_DMA_HEAP
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struct miscdevice miscdev;
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struct rk_dma_heap *heap;
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#endif
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atomic_t sequence;
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spinlock_t lock;
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spinlock_t irq_lock;
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struct mutex power_lock;
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struct mutex reset_lock;
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struct rknpu_subcore_data subcore_datas[RKNPU_MAX_CORES];
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const struct rknpu_config *config;
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void __iomem *bw_priority_base;
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struct rknpu_fence_context *fence_ctx;
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bool iommu_en;
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struct reset_control *srst_a[RKNPU_MAX_CORES];
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struct reset_control *srst_h[RKNPU_MAX_CORES];
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struct clk_bulk_data *clks;
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int num_clks;
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struct regulator *vdd;
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struct regulator *mem;
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struct monitor_dev_info *mdev_info;
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struct ipa_power_model_data *model_data;
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struct thermal_cooling_device *devfreq_cooling;
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struct devfreq *devfreq;
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unsigned long ondemand_freq;
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struct rockchip_opp_info opp_info;
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unsigned long current_freq;
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unsigned long current_volt;
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int bypass_irq_handler;
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int bypass_soft_reset;
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bool soft_reseting;
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struct device *genpd_dev_npu0;
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struct device *genpd_dev_npu1;
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struct device *genpd_dev_npu2;
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bool multiple_domains;
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atomic_t power_refcount;
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atomic_t cmdline_power_refcount;
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struct delayed_work power_off_work;
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struct workqueue_struct *power_off_wq;
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struct rknpu_debugger debugger;
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struct hrtimer timer;
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ktime_t kt;
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phys_addr_t sram_start;
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phys_addr_t sram_end;
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phys_addr_t nbuf_start;
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phys_addr_t nbuf_end;
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uint32_t sram_size;
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uint32_t nbuf_size;
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void __iomem *sram_base_io;
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void __iomem *nbuf_base_io;
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struct rknpu_mm *sram_mm;
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unsigned long power_put_delay;
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};
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struct rknpu_session {
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struct rknpu_device *rknpu_dev;
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struct list_head list;
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};
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int rknpu_power_get(struct rknpu_device *rknpu_dev);
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int rknpu_power_put(struct rknpu_device *rknpu_dev);
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#endif /* __LINUX_RKNPU_DRV_H_ */
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