// SPDX-License-Identifier: GPL-2.0+ /* Copyright (C) 2015-2018 Broadcom */ #include <linux/delay.h> #include <linux/mutex.h> #include <linux/spinlock_types.h> #include <linux/workqueue.h> #include <drm/drm_encoder.h> #include <drm/drm_gem.h> #include <drm/drm_gem_shmem_helper.h> #include <drm/gpu_scheduler.h> #include "v3d_performance_counters.h" #include "uapi/drm/v3d_drm.h" struct clk; struct platform_device; struct reset_control; #define GMP_GRANULARITY … #define V3D_MMU_PAGE_SHIFT … #define V3D_MAX_QUEUES … static inline char *v3d_queue_to_string(enum v3d_queue queue) { … } struct v3d_stats { … }; struct v3d_queue_state { … }; /* Performance monitor object. The perform lifetime is controlled by userspace * using perfmon related ioctls. A perfmon can be attached to a submit_cl * request, and when this is the case, HW perf counters will be activated just * before the submit_cl is submitted to the GPU and disabled when the job is * done. This way, only events related to a specific job will be counted. */ struct v3d_perfmon { … }; struct v3d_dev { … }; static inline struct v3d_dev * to_v3d_dev(struct drm_device *dev) { … } static inline bool v3d_has_csd(struct v3d_dev *v3d) { … } #define v3d_to_pdev(v3d) … /* The per-fd struct, which tracks the MMU mappings. */ struct v3d_file_priv { … }; struct v3d_bo { … }; static inline struct v3d_bo * to_v3d_bo(struct drm_gem_object *bo) { … } struct v3d_fence { … }; static inline struct v3d_fence * to_v3d_fence(struct dma_fence *fence) { … } #define V3D_READ(offset) … #define V3D_WRITE(offset, val) … #define V3D_BRIDGE_READ(offset) … #define V3D_BRIDGE_WRITE(offset, val) … #define V3D_GCA_READ(offset) … #define V3D_GCA_WRITE(offset, val) … #define V3D_CORE_READ(core, offset) … #define V3D_CORE_WRITE(core, offset, val) … struct v3d_job { … }; struct v3d_bin_job { … }; struct v3d_render_job { … }; struct v3d_tfu_job { … }; struct v3d_csd_job { … }; enum v3d_cpu_job_type { … }; struct v3d_timestamp_query { … }; /* Number of perfmons required to handle all supported performance counters */ #define V3D_MAX_PERFMONS … struct v3d_performance_query { … }; struct v3d_indirect_csd_info { … }; struct v3d_timestamp_query_info { … }; struct v3d_performance_query_info { … }; struct v3d_copy_query_results_info { … }; struct v3d_cpu_job { … }; v3d_cpu_job_fn; struct v3d_submit_outsync { … }; struct v3d_submit_ext { … }; /** * __wait_for - magic wait macro * * Macro to help avoid open coding check/wait/timeout patterns. Note that it's * important that we check the condition again after having timed out, since the * timeout could be due to preemption or similar and we've never had a chance to * check the condition before the timeout. */ #define __wait_for(OP, COND, US, Wmin, Wmax) … #define _wait_for(COND, US, Wmin, Wmax) … #define wait_for(COND, MS) … static inline unsigned long nsecs_to_jiffies_timeout(const u64 n) { … } /* v3d_bo.c */ struct drm_gem_object *v3d_create_object(struct drm_device *dev, size_t size); void v3d_free_object(struct drm_gem_object *gem_obj); struct v3d_bo *v3d_bo_create(struct drm_device *dev, struct drm_file *file_priv, size_t size); void v3d_get_bo_vaddr(struct v3d_bo *bo); void v3d_put_bo_vaddr(struct v3d_bo *bo); int v3d_create_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_mmap_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_get_bo_offset_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_wait_bo_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); struct drm_gem_object *v3d_prime_import_sg_table(struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sgt); /* v3d_debugfs.c */ void v3d_debugfs_init(struct drm_minor *minor); /* v3d_drv.c */ void v3d_get_stats(const struct v3d_stats *stats, u64 timestamp, u64 *active_runtime, u64 *jobs_completed); /* v3d_fence.c */ extern const struct dma_fence_ops v3d_fence_ops; struct dma_fence *v3d_fence_create(struct v3d_dev *v3d, enum v3d_queue queue); /* v3d_gem.c */ int v3d_gem_init(struct drm_device *dev); void v3d_gem_destroy(struct drm_device *dev); void v3d_reset(struct v3d_dev *v3d); void v3d_invalidate_caches(struct v3d_dev *v3d); void v3d_clean_caches(struct v3d_dev *v3d); /* v3d_submit.c */ void v3d_job_cleanup(struct v3d_job *job); void v3d_job_put(struct v3d_job *job); int v3d_submit_cl_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_submit_tfu_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_submit_csd_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_submit_cpu_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); /* v3d_irq.c */ int v3d_irq_init(struct v3d_dev *v3d); void v3d_irq_enable(struct v3d_dev *v3d); void v3d_irq_disable(struct v3d_dev *v3d); void v3d_irq_reset(struct v3d_dev *v3d); /* v3d_mmu.c */ int v3d_mmu_set_page_table(struct v3d_dev *v3d); void v3d_mmu_insert_ptes(struct v3d_bo *bo); void v3d_mmu_remove_ptes(struct v3d_bo *bo); /* v3d_sched.c */ void v3d_timestamp_query_info_free(struct v3d_timestamp_query_info *query_info, unsigned int count); void v3d_performance_query_info_free(struct v3d_performance_query_info *query_info, unsigned int count); void v3d_job_update_stats(struct v3d_job *job, enum v3d_queue queue); int v3d_sched_init(struct v3d_dev *v3d); void v3d_sched_fini(struct v3d_dev *v3d); /* v3d_perfmon.c */ void v3d_perfmon_get(struct v3d_perfmon *perfmon); void v3d_perfmon_put(struct v3d_perfmon *perfmon); void v3d_perfmon_start(struct v3d_dev *v3d, struct v3d_perfmon *perfmon); void v3d_perfmon_stop(struct v3d_dev *v3d, struct v3d_perfmon *perfmon, bool capture); struct v3d_perfmon *v3d_perfmon_find(struct v3d_file_priv *v3d_priv, int id); void v3d_perfmon_open_file(struct v3d_file_priv *v3d_priv); void v3d_perfmon_close_file(struct v3d_file_priv *v3d_priv); int v3d_perfmon_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_perfmon_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_perfmon_get_values_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int v3d_perfmon_get_counter_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); /* v3d_sysfs.c */ int v3d_sysfs_init(struct device *dev); void v3d_sysfs_destroy(struct device *dev);
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