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gpu: nvgpu: add null check for mssnvlink hals

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Add NULL check for mssnvlink related HALs.

JIRA NVGPU-9263

Change-Id: I418191c11aabdb614255220d4e26120e9301a2d2
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2806101
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Seema Khowala <seemaj@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Rajesh Devaraj
2022-11-09 18:08:09 +00:00
committed by mobile promotions
parent f6aedfc36b
commit 69adc6c91d
2 changed files with 9 additions and 3 deletions
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6
drivers/gpu/nvgpu/hal/fb/fb_ga10b_fusa.c
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@@ -1,7 +1,7 @@
/*
* GA10B FB
*
* Copyright (c) 2020-2021, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2020-2022, 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"),
@@ -150,7 +150,9 @@ void ga10b_fb_init_fs_state(struct gk20a *g)
nvgpu_log(g, gpu_dbg_fn, "initialize ga10b fb");
#if defined(CONFIG_NVGPU_HAL_NON_FUSA)
g->ops.mssnvlink.init_soc_credits(g);
if (g->ops.mssnvlink.init_soc_credits != NULL) {
g->ops.mssnvlink.init_soc_credits(g);
}
#endif
ga10b_fb_check_ltcs_count(g);

6
drivers/gpu/nvgpu/hal/mssnvlink/mssnvlink_ga10b.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright (c) 2020-2021, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2020-2022, 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"),
@@ -72,6 +72,10 @@ void ga10b_mssnvlink_init_soc_credits(struct gk20a *g)
uintptr_t mssnvlink_control[MSS_NVLINK_INTERNAL_NUM];
if (g->ops.mssnvlink.get_links == NULL) {
return;
}
if (nvgpu_platform_is_simulation(g)) {
nvgpu_log(g, gpu_dbg_info, "simulation platform: "
"nvlink soc credits not required");