diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_context.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.h | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.h b/drivers/gpu/drm/i915/i915_gem_context.h index 82c99ba92ad3..04320f80f9f4 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.h +++ b/drivers/gpu/drm/i915/i915_gem_context.h @@ -86,6 +86,7 @@ struct i915_gem_context { /** link: place with &drm_i915_private.context_list */ struct list_head link; + struct llist_node free_link; /** * @ref: reference count @@ -99,6 +100,11 @@ struct i915_gem_context { struct kref ref; /** + * @rcu: rcu_head for deferred freeing. + */ + struct rcu_head rcu; + + /** * @flags: small set of booleans */ unsigned long flags; @@ -273,14 +279,18 @@ static inline bool i915_gem_context_is_kernel(struct i915_gem_context *ctx) } /* i915_gem_context.c */ -int __must_check i915_gem_context_init(struct drm_i915_private *dev_priv); -void i915_gem_context_lost(struct drm_i915_private *dev_priv); -void i915_gem_context_fini(struct drm_i915_private *dev_priv); -int i915_gem_context_open(struct drm_device *dev, struct drm_file *file); -void i915_gem_context_close(struct drm_device *dev, struct drm_file *file); +int __must_check i915_gem_contexts_init(struct drm_i915_private *dev_priv); +void i915_gem_contexts_lost(struct drm_i915_private *dev_priv); +void i915_gem_contexts_fini(struct drm_i915_private *dev_priv); + +int i915_gem_context_open(struct drm_i915_private *i915, + struct drm_file *file); +void i915_gem_context_close(struct drm_file *file); + int i915_switch_context(struct drm_i915_gem_request *req); int i915_gem_switch_to_kernel_context(struct drm_i915_private *dev_priv); -void i915_gem_context_free(struct kref *ctx_ref); + +void i915_gem_context_release(struct kref *ctx_ref); struct i915_gem_context * i915_gem_context_create_gvt(struct drm_device *dev); @@ -295,4 +305,16 @@ int i915_gem_context_setparam_ioctl(struct drm_device *dev, void *data, 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); +} + #endif /* !__I915_GEM_CONTEXT_H__ */ |
