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gpu: nvgpu: set channel to serviceable after it is bound to tsg

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Channel's unserviceable status should to set to false only
after channel is bound to tsg.

Bug 200460037

Change-Id: I24976c673b3b08cc652d2c203b9fc1f3aaed403f
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2135923
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Seema Khowala
2019-06-13 10:59:32 -07:00
committed by mobile promotions
parent fadfa3289f
commit e5c8bbb391
2 changed files with 6 additions and 3 deletions
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5
drivers/gpu/nvgpu/common/fifo/channel.c
View File

@@ -1,7 +1,7 @@
/*
* GK20A Graphics channel
*
* Copyright (c) 2011-2018, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2011-2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -722,7 +722,8 @@ struct channel_gk20a *gk20a_open_new_channel(struct gk20a *g,
/* set gr host default timeout */
ch->timeout_ms_max = gk20a_get_gr_idle_timeout(g);
ch->timeout_debug_dump = true;
ch->ch_timedout = false;
/* ch is unserviceable until it is bound to tsg */
ch->ch_timedout = true;
/* init kernel watchdog timeout */
ch->timeout.enabled = true;

4
drivers/gpu/nvgpu/common/fifo/tsg.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2018, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2014-2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -134,6 +134,8 @@ int gk20a_tsg_bind_channel(struct tsg_gk20a *tsg,
nvgpu_rwsem_down_write(&tsg->ch_list_lock);
nvgpu_list_add_tail(&ch->ch_entry, &tsg->ch_list);
ch->tsgid = tsg->tsgid;
/* channel is serviceable after it is bound to tsg */
ch->ch_timedout = false;
nvgpu_rwsem_up_write(&tsg->ch_list_lock);
nvgpu_ref_get(&tsg->refcount);