From b15624b39b9b19ba139776e2a917bcd4e361c01e Mon Sep 17 00:00:00 2001 From: Alex Waterman Date: Wed, 15 Aug 2018 16:32:37 -0700 Subject: gpu: nvgpu: posix: move the posix dir to os Since the posix code is supporting a particular OS this code should belong under os/ not common/. Change-Id: Idf5f75b8ab9d614c9dd43ea23dab8df3c346c0ef Signed-off-by: Alex Waterman Reviewed-on: https://git-master.nvidia.com/r/1800658 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/os/posix/bug.c | 67 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 drivers/gpu/nvgpu/os/posix/bug.c (limited to 'drivers/gpu/nvgpu/os/posix/bug.c') diff --git a/drivers/gpu/nvgpu/os/posix/bug.c b/drivers/gpu/nvgpu/os/posix/bug.c new file mode 100644 index 00000000..64f4a6f6 --- /dev/null +++ b/drivers/gpu/nvgpu/os/posix/bug.c @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2018, 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"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include + +#include + +__attribute__ ((noreturn)) +static void __hang(void) +{ + nvgpu_err(NULL, "Hanging!"); + + while (1) + ; +} + +static void __dump_stack(unsigned int skip_frames) +{ + return; +} + +void dump_stack(void) +{ + __dump_stack(0); +} + +/* + * Ahhh! A bug! + */ +void __bug(const char *fmt, ...) +{ + nvgpu_err(NULL, "BUG detected!"); + + __hang(); +} + +bool __warn(bool cond, const char *fmt, ...) +{ + if (!cond) + goto done; + + nvgpu_warn(NULL, "WARNING detected!"); + + dump_stack(); + +done: + return cond; +} -- cgit v1.2.2