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path: root/include/os/linux/ioctl_clk_arb.c
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Diffstat (limited to 'include/os/linux/ioctl_clk_arb.c')
-rw-r--r--include/os/linux/ioctl_clk_arb.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/include/os/linux/ioctl_clk_arb.c b/include/os/linux/ioctl_clk_arb.c
index 477222d..9f32102 100644
--- a/include/os/linux/ioctl_clk_arb.c
+++ b/include/os/linux/ioctl_clk_arb.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * Copyright (c) 2016-2018, NVIDIA CORPORATION. All rights reserved. 2 * Copyright (c) 2016-2021, NVIDIA CORPORATION. All rights reserved.
3 * 3 *
4 * This software is licensed under the terms of the GNU General Public 4 * This software is licensed under the terms of the GNU General Public
5 * License version 2, as published by the Free Software Foundation, and 5 * License version 2, as published by the Free Software Foundation, and
@@ -51,19 +51,28 @@ static int nvgpu_clk_arb_release_completion_dev(struct inode *inode,
51{ 51{
52 struct nvgpu_clk_dev *dev = filp->private_data; 52 struct nvgpu_clk_dev *dev = filp->private_data;
53 struct nvgpu_clk_session *session = dev->session; 53 struct nvgpu_clk_session *session = dev->session;
54 struct gk20a *g = session->g;
55 struct nvgpu_clk_arb *arb = g->clk_arb;
54 56
57 clk_arb_dbg(g, " ");
55 58
56 clk_arb_dbg(session->g, " "); 59 nvgpu_spinlock_acquire(&session->session_lock);
60 nvgpu_spinlock_acquire(&arb->requests_lock);
61
62 nvgpu_list_del(&dev->node);
63
64 nvgpu_spinlock_release(&arb->requests_lock);
65 nvgpu_spinlock_release(&session->session_lock);
57 66
58 /* This is done to account for the extra refcount taken in 67 /* This is done to account for the extra refcount taken in
59 * nvgpu_clk_arb_commit_request_fd without events support in iGPU 68 * nvgpu_clk_arb_commit_request_fd without events support in iGPU
60 */ 69 */
61 if (!session->g->clk_arb->clk_arb_events_supported) { 70 if (!arb->clk_arb_events_supported) {
62 nvgpu_ref_put(&dev->refcount, nvgpu_clk_arb_free_fd); 71 nvgpu_ref_put(&dev->refcount, nvgpu_clk_arb_free_fd);
63 } 72 }
64 73
65 nvgpu_ref_put(&session->refcount, nvgpu_clk_arb_free_session);
66 nvgpu_ref_put(&dev->refcount, nvgpu_clk_arb_free_fd); 74 nvgpu_ref_put(&dev->refcount, nvgpu_clk_arb_free_fd);
75 nvgpu_ref_put(&session->refcount, nvgpu_clk_arb_free_session);
67 return 0; 76 return 0;
68} 77}
69 78