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freedreno/drm: pipe should hold reference to device

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A more direct solution would be for bo's to have a reference to the
device.  But bo's are ref/unrefd more frequently.

This avoids async submits unrefing a bo after the device handle-
table is freed.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10444>
This commit is contained in:
Rob Clark 2021-04-22 16:17:17 -07:00 • committed by Marge Bot
parent ad9654a4c1
commit 2c9e8db28d
1 changed files with 2 additions and 1 deletions
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3
src/freedreno/drm/freedreno_pipe.c
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@ -53,7 +53,7 @@ fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio)
return NULL;
}
pipe->dev = dev;
pipe->dev = fd_device_ref(dev);
pipe->id = id;
p_atomic_set(&pipe->refcnt, 1);
@ -114,6 +114,7 @@ fd_pipe_del_locked(struct fd_pipe *pipe)
if (!p_atomic_dec_zero(&pipe->refcnt))
return;
fd_bo_del_locked(pipe->control_mem);
fd_device_del_locked(pipe->dev);
pipe->funcs->destroy(pipe);
}