| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) 2018 Chelsio Communications. All rights reserved. |
| */ |
| |
| #ifndef __CUDBG_ZLIB_H__ |
| #define __CUDBG_ZLIB_H__ |
| |
| #include <linux/zlib.h> |
| |
| #define CUDBG_ZLIB_COMPRESS_ID 17 |
| #define CUDBG_ZLIB_WIN_BITS 12 |
| #define CUDBG_ZLIB_MEM_LVL 4 |
| |
| struct cudbg_compress_hdr { |
| u32 compress_id; |
| u64 decompress_size; |
| u64 compress_size; |
| u64 rsvd[32]; |
| }; |
| |
| static inline int cudbg_get_workspace_size(void) |
| { |
| return zlib_deflate_workspacesize(CUDBG_ZLIB_WIN_BITS, |
| CUDBG_ZLIB_MEM_LVL); |
| } |
| |
| int cudbg_compress_buff(struct cudbg_init *pdbg_init, |
| struct cudbg_buffer *pin_buff, |
| struct cudbg_buffer *pout_buff); |
| #endif /* __CUDBG_ZLIB_H__ */ |
