Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Chris Wilson | 993 | 99.30% | 17 | 85.00% |
Tvrtko A. Ursulin | 4 | 0.40% | 2 | 10.00% |
Lionel Landwerlin | 3 | 0.30% | 1 | 5.00% |
Total | 1000 | 20 |
/* * SPDX-License-Identifier: MIT * * Copyright © 2016 Intel Corporation */ #ifndef __I915_GEM_CONTEXT_H__ #define __I915_GEM_CONTEXT_H__ #include "i915_gem_context_types.h" #include "gt/intel_context.h" #include "i915_drv.h" #include "i915_gem.h" #include "i915_scheduler.h" #include "intel_device_info.h" struct drm_device; struct drm_file; static inline bool i915_gem_context_is_closed(const struct i915_gem_context *ctx) { return test_bit(CONTEXT_CLOSED, &ctx->flags); } static inline void i915_gem_context_set_closed(struct i915_gem_context *ctx) { GEM_BUG_ON(i915_gem_context_is_closed(ctx)); set_bit(CONTEXT_CLOSED, &ctx->flags); } static inline bool i915_gem_context_no_error_capture(const struct i915_gem_context *ctx) { return test_bit(UCONTEXT_NO_ERROR_CAPTURE, &ctx->user_flags); } static inline void i915_gem_context_set_no_error_capture(struct i915_gem_context *ctx) { set_bit(UCONTEXT_NO_ERROR_CAPTURE, &ctx->user_flags); } static inline void i915_gem_context_clear_no_error_capture(struct i915_gem_context *ctx) { clear_bit(UCONTEXT_NO_ERROR_CAPTURE, &ctx->user_flags); } static inline bool i915_gem_context_is_bannable(const struct i915_gem_context *ctx) { return test_bit(UCONTEXT_BANNABLE, &ctx->user_flags); } static inline void i915_gem_context_set_bannable(struct i915_gem_context *ctx) { set_bit(UCONTEXT_BANNABLE, &ctx->user_flags); } static inline void i915_gem_context_clear_bannable(struct i915_gem_context *ctx) { clear_bit(UCONTEXT_BANNABLE, &ctx->user_flags); } static inline bool i915_gem_context_is_recoverable(const struct i915_gem_context *ctx) { return test_bit(UCONTEXT_RECOVERABLE, &ctx->user_flags); } static inline void i915_gem_context_set_recoverable(struct i915_gem_context *ctx) { set_bit(UCONTEXT_RECOVERABLE, &ctx->user_flags); } static inline void i915_gem_context_clear_recoverable(struct i915_gem_context *ctx) { clear_bit(UCONTEXT_RECOVERABLE, &ctx->user_flags); } static inline bool i915_gem_context_is_persistent(const struct i915_gem_context *ctx) { return test_bit(UCONTEXT_PERSISTENCE, &ctx->user_flags); } static inline void i915_gem_context_set_persistence(struct i915_gem_context *ctx) { set_bit(UCONTEXT_PERSISTENCE, &ctx->user_flags); } static inline void i915_gem_context_clear_persistence(struct i915_gem_context *ctx) { clear_bit(UCONTEXT_PERSISTENCE, &ctx->user_flags); } static inline bool i915_gem_context_user_engines(const struct i915_gem_context *ctx) { return test_bit(CONTEXT_USER_ENGINES, &ctx->flags); } static inline void i915_gem_context_set_user_engines(struct i915_gem_context *ctx) { set_bit(CONTEXT_USER_ENGINES, &ctx->flags); } static inline void i915_gem_context_clear_user_engines(struct i915_gem_context *ctx) { clear_bit(CONTEXT_USER_ENGINES, &ctx->flags); } /* i915_gem_context.c */ void i915_gem_init__contexts(struct drm_i915_private *i915); void i915_gem_driver_release__contexts(struct drm_i915_private *i915); int i915_gem_context_open(struct drm_i915_private *i915, struct drm_file *file); void i915_gem_context_close(struct drm_file *file); void i915_gem_context_release(struct kref *ctx_ref); int i915_gem_vm_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int i915_gem_vm_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int i915_gem_context_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int i915_gem_context_getparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int i915_gem_context_setparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int i915_gem_context_reset_stats_ioctl(struct drm_device *dev, void *data, struct drm_file *file); static inline struct i915_gem_context * i915_gem_context_get(struct i915_gem_context *ctx) { kref_get(&ctx->ref); return ctx; } static inline void i915_gem_context_put(struct i915_gem_context *ctx) { kref_put(&ctx->ref, i915_gem_context_release); } static inline struct i915_address_space * i915_gem_context_vm(struct i915_gem_context *ctx) { return rcu_dereference_protected(ctx->vm, lockdep_is_held(&ctx->mutex)); } static inline struct i915_address_space * i915_gem_context_get_vm_rcu(struct i915_gem_context *ctx) { struct i915_address_space *vm; rcu_read_lock(); vm = rcu_dereference(ctx->vm); if (!vm) vm = &ctx->i915->ggtt.vm; vm = i915_vm_get(vm); rcu_read_unlock(); return vm; } static inline struct i915_gem_engines * i915_gem_context_engines(struct i915_gem_context *ctx) { return rcu_dereference_protected(ctx->engines, lockdep_is_held(&ctx->engines_mutex)); } static inline struct i915_gem_engines * i915_gem_context_lock_engines(struct i915_gem_context *ctx) __acquires(&ctx->engines_mutex) { mutex_lock(&ctx->engines_mutex); return i915_gem_context_engines(ctx); } static inline void i915_gem_context_unlock_engines(struct i915_gem_context *ctx) __releases(&ctx->engines_mutex) { mutex_unlock(&ctx->engines_mutex); } static inline struct intel_context * i915_gem_context_get_engine(struct i915_gem_context *ctx, unsigned int idx) { struct intel_context *ce; rcu_read_lock(); { struct i915_gem_engines *e = rcu_dereference(ctx->engines); if (unlikely(!e)) /* context was closed! */ ce = ERR_PTR(-ENOENT); else if (likely(idx < e->num_engines && e->engines[idx])) ce = intel_context_get(e->engines[idx]); else ce = ERR_PTR(-EINVAL); } rcu_read_unlock(); return ce; } static inline void i915_gem_engines_iter_init(struct i915_gem_engines_iter *it, struct i915_gem_engines *engines) { it->engines = engines; it->idx = 0; } struct intel_context * i915_gem_engines_iter_next(struct i915_gem_engines_iter *it); #define for_each_gem_engine(ce, engines, it) \ for (i915_gem_engines_iter_init(&(it), (engines)); \ ((ce) = i915_gem_engines_iter_next(&(it)));) struct i915_lut_handle *i915_lut_handle_alloc(void); void i915_lut_handle_free(struct i915_lut_handle *lut); #endif /* !__I915_GEM_CONTEXT_H__ */
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