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f99a75913d
MISRA Rule-17.7 requires the return value of all functions to be used. Fix is either to use the return value or change the function to return void. In the case of the gk20a_gr_debug_dump function, it was always returning 0, so this patch changes the signature to return void instead. JIRA NVGPU-3153 Change-Id: I90173ba4e74fe045d9d6a819889d443f8423f34e Signed-off-by: Nicolas Benech <nbenech@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2100651 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/*
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* GK20A Debug functionality
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*
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* Copyright (c) 2014-2018, 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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#ifndef NVGPU_DEBUG_H
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#define NVGPU_DEBUG_H
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#include <nvgpu/types.h>
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struct gk20a;
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struct gpu_ops;
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struct gk20a_debug_output {
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void (*fn)(void *ctx, const char *str, size_t len);
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void *ctx;
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char buf[256];
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};
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#ifdef CONFIG_DEBUG_FS
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extern unsigned int gk20a_debug_trace_cmdbuf;
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__attribute__((format (printf, 2, 3)))
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void gk20a_debug_output(struct gk20a_debug_output *o,
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const char *fmt, ...);
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void gk20a_debug_dump(struct gk20a *g);
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void gk20a_debug_show_dump(struct gk20a *g, struct gk20a_debug_output *o);
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void gk20a_gr_debug_dump(struct gk20a *g);
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void gk20a_init_debug_ops(struct gpu_ops *gops);
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void gk20a_debug_init(struct gk20a *g, const char *debugfs_symlink);
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void gk20a_debug_deinit(struct gk20a *g);
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#else
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__attribute__((format (printf, 2, 3)))
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static inline void gk20a_debug_output(struct gk20a_debug_output *o,
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const char *fmt, ...) {}
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static inline void gk20a_debug_dump(struct gk20a *g) {}
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static inline void gk20a_debug_show_dump(struct gk20a *g, struct gk20a_debug_output *o) {}
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static inline void gk20a_gr_debug_dump(struct gk20a *g) {}
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static inline void gk20a_debug_init(struct gk20a *g, const char *debugfs_symlink) {}
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static inline void gk20a_debug_deinit(struct gk20a *g) {}
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#endif
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#endif /* NVGPU_DEBUG_H */
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