linux_dsm_epyc7002/drivers/gpu/drm/i915/selftests/mock_timeline.c
Chris Wilson 1e345568e3 drm/i915: Move list of timelines under its own lock
Currently, the list of timelines is serialised by the struct_mutex, but
to alleviate difficulties with using that mutex in future, move the
list management under its own dedicated mutex.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190128102356.15037-5-chris@chris-wilson.co.uk
2019-01-28 16:24:22 +00:00

30 lines
577 B
C

/*
* SPDX-License-Identifier: MIT
*
* Copyright © 2017-2018 Intel Corporation
*/
#include "../i915_timeline.h"
#include "mock_timeline.h"
void mock_timeline_init(struct i915_timeline *timeline, u64 context)
{
timeline->i915 = NULL;
timeline->fence_context = context;
spin_lock_init(&timeline->lock);
init_request_active(&timeline->last_request, NULL);
INIT_LIST_HEAD(&timeline->requests);
i915_syncmap_init(&timeline->sync);
INIT_LIST_HEAD(&timeline->link);
}
void mock_timeline_fini(struct i915_timeline *timeline)
{
i915_syncmap_free(&timeline->sync);
}