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lastdragon
2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
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linux-7.2.3/drivers/gpu/drm/nouveau/include/nvif/unpack.h
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/* SPDX-License-Identifier: MIT */
#ifndef __NVIF_UNPACK_H__
#define __NVIF_UNPACK_H__
#define nvif_unvers(r,d,s,m) ({ \
void **_data = (d); __u32 *_size = (s); int _ret = (r); \
if (_ret == -ENOSYS && *_size == sizeof(m)) { \
*_data = NULL; \
*_size = _ret = 0; \
} \
_ret; \
})
#define nvif_unpack(r,d,s,m,vl,vh,x) ({ \
void **_data = (d); __u32 *_size = (s); \
int _ret = (r), _vl = (vl), _vh = (vh); \
if (_ret == -ENOSYS && *_size >= sizeof(m) && \
(m).version >= _vl && (m).version <= _vh) { \
*_data = (__u8 *)*_data + sizeof(m); \
*_size = *_size - sizeof(m); \
if (_ret = 0, !(x)) { \
_ret = *_size ? -E2BIG : 0; \
*_data = NULL; \
*_size = 0; \
} \
} \
_ret; \
})
#endif