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gpu: nvgpu: Add details to common.fbp API retval

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Add doxygen comments to describe the possible return values from
common.fbp API in case of error.

JIRA NVGPU-6237

Change-Id: Ifff997f18d61f855fc83914fbbe4ea09c5fafbaf
Signed-off-by: tkudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2455034
(cherry picked from commit 5d646ef5d3f18c91f2d60c0abf4cecb84154bf4a)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2457392
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
tkudav
2020-12-07 11:03:17 +05:30
committed by Alex Waterman
parent c36af00e55
commit 882e418d1b
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/nvgpu/include/nvgpu/fbp.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2019-2020, 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"),
@@ -49,6 +49,8 @@ struct nvgpu_fbp;
* and exposed to other units through APIs.
*
* @return 0 for success and <0 value for failure.
* @retval -ENOMEM in case there is insufficient memory to allocate struct
* nvgpu_fbp
*/
int nvgpu_fbp_init_support(struct gk20a *g);