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author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-04-01 17:26:40 +0100 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-04-02 15:52:09 +0100 |
commit | 8b74594aa45506ea6de9f827cfb2865718fa210e (patch) | |
tree | a9b5474b2a7da6c3d17732cacf6a471f31932a27 /drivers/gpu/drm/i915/i915_priolist_types.h | |
parent | drm/i915: Move intel_engine_mask_t around for use by i915_request_types.h (diff) | |
download | linux-dev-8b74594aa45506ea6de9f827cfb2865718fa210e.tar.xz linux-dev-8b74594aa45506ea6de9f827cfb2865718fa210e.zip |
drm/i915: Split out i915_priolist_types into its own header
For more intel_engine_mask_t detangling. This time so that we can use
intel_engine_mask_t inside the scheduling structs.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190401162641.10963-2-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_priolist_types.h')
-rw-r--r-- | drivers/gpu/drm/i915/i915_priolist_types.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_priolist_types.h b/drivers/gpu/drm/i915/i915_priolist_types.h new file mode 100644 index 000000000000..cc44ebd3b553 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_priolist_types.h @@ -0,0 +1,42 @@ +/* + * SPDX-License-Identifier: MIT + * + * Copyright © 2018 Intel Corporation + */ + +#ifndef _I915_PRIOLIST_TYPES_H_ +#define _I915_PRIOLIST_TYPES_H_ + +#include <linux/list.h> +#include <linux/rbtree.h> + +#include <uapi/drm/i915_drm.h> + +enum { + I915_PRIORITY_MIN = I915_CONTEXT_MIN_USER_PRIORITY - 1, + I915_PRIORITY_NORMAL = I915_CONTEXT_DEFAULT_PRIORITY, + I915_PRIORITY_MAX = I915_CONTEXT_MAX_USER_PRIORITY + 1, + + I915_PRIORITY_INVALID = INT_MIN +}; + +#define I915_USER_PRIORITY_SHIFT 3 +#define I915_USER_PRIORITY(x) ((x) << I915_USER_PRIORITY_SHIFT) + +#define I915_PRIORITY_COUNT BIT(I915_USER_PRIORITY_SHIFT) +#define I915_PRIORITY_MASK (I915_PRIORITY_COUNT - 1) + +#define I915_PRIORITY_WAIT ((u8)BIT(0)) +#define I915_PRIORITY_NEWCLIENT ((u8)BIT(1)) +#define I915_PRIORITY_NOSEMAPHORE ((u8)BIT(2)) + +#define __NO_PREEMPTION (I915_PRIORITY_WAIT) + +struct i915_priolist { + struct list_head requests[I915_PRIORITY_COUNT]; + struct rb_node node; + unsigned long used; + int priority; +}; + +#endif /* _I915_PRIOLIST_TYPES_H_ */ |