diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_shrinker.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_shrinker.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.h b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.h new file mode 100644 index 000000000..8512470f6 --- /dev/null +++ b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2019 Intel Corporation + */ + +#ifndef __I915_GEM_SHRINKER_H__ +#define __I915_GEM_SHRINKER_H__ + +#include <linux/bits.h> + +struct drm_i915_private; +struct i915_gem_ww_ctx; +struct mutex; + +/* i915_gem_shrinker.c */ +unsigned long i915_gem_shrink(struct i915_gem_ww_ctx *ww, + struct drm_i915_private *i915, + unsigned long target, + unsigned long *nr_scanned, + unsigned flags); +#define I915_SHRINK_UNBOUND BIT(0) +#define I915_SHRINK_BOUND BIT(1) +#define I915_SHRINK_ACTIVE BIT(2) +#define I915_SHRINK_VMAPS BIT(3) +#define I915_SHRINK_WRITEBACK BIT(4) + +unsigned long i915_gem_shrink_all(struct drm_i915_private *i915); +void i915_gem_driver_register__shrinker(struct drm_i915_private *i915); +void i915_gem_driver_unregister__shrinker(struct drm_i915_private *i915); +void i915_gem_shrinker_taints_mutex(struct drm_i915_private *i915, + struct mutex *mutex); + +#endif /* __I915_GEM_SHRINKER_H__ */ |