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1fd2e43a3f
Below MISRA 21.6 violation is reported in nvgpu.common.mm.as
${TEGRA_TOP}/kernel/nvgpu/drivers/gpu/nvgpu/common/mm/as.c:79:
misra_violation: Using function "snprintf".
Fix this by replacing snprintf with strncpy.
Add nvgpu_strnadd_u32 function to convert u32 to string
The function supports radix from 2 to 16.
Jira NVGPU-3333
Change-Id: Idee739dfdedeabb74d0d9f7d4cddd798445f0ee1
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2117019
GVS: Gerrit_Virtual_Submit
Reviewed-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/*
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* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <nvgpu/string.h>
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#include <nvgpu/log.h>
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void
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nvgpu_memcpy(u8 *destb, const u8 *srcb, size_t n)
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{
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(void) memcpy(destb, srcb, n);
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}
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int
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nvgpu_memcmp(const u8 *b1, const u8 *b2, size_t n)
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{
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return memcmp(b1, b2, n);
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}
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int nvgpu_strnadd_u32(char *dst, const u32 value, size_t size, u32 radix)
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{
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int n;
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u32 v;
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char *p;
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u32 digit;
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if (radix < 2U || radix > 16U) {
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return 0;
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}
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/* how many digits do we need ? */
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n = 0;
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v = value;
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do {
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n++;
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v = v / radix;
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} while (v > 0U);
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/* bail out if there is not room for '\0' */
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if (n >= (int)size) {
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return 0;
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}
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/* number of digits (not including '\0') */
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p = dst + n;
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/* terminate with '\0' */
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*p = '\0';
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p--;
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v = value;
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do {
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digit = v % radix;
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*p = "0123456789abdcef"[digit];
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v = v / radix;
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p--;
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}
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while (v > 0U);
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return n;
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}
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