diff options
Diffstat (limited to 'lib/lzo/lzodefs.h')
| -rw-r--r-- | lib/lzo/lzodefs.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/lzo/lzodefs.h b/lib/lzo/lzodefs.h index fa0a45fed8c4..ac64159ee344 100644 --- a/lib/lzo/lzodefs.h +++ b/lib/lzo/lzodefs.h @@ -13,6 +13,12 @@ */ +/* Version + * 0: original lzo version + * 1: lzo with support for RLE + */ +#define LZO_VERSION 1 + #define COPY4(dst, src) \ put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst)) #if defined(CONFIG_X86_64) || defined(CONFIG_ARM64) @@ -28,6 +34,7 @@ #elif defined(CONFIG_X86_64) || defined(CONFIG_ARM64) #define LZO_USE_CTZ64 1 #define LZO_USE_CTZ32 1 +#define LZO_FAST_64BIT_MEMORY_ACCESS #elif defined(CONFIG_X86) || defined(CONFIG_PPC) #define LZO_USE_CTZ32 1 #elif defined(CONFIG_ARM) && (__LINUX_ARM_ARCH__ >= 5) @@ -37,7 +44,7 @@ #define M1_MAX_OFFSET 0x0400 #define M2_MAX_OFFSET 0x0800 #define M3_MAX_OFFSET 0x4000 -#define M4_MAX_OFFSET 0xbfff +#define M4_MAX_OFFSET 0xbffe #define M1_MIN_LEN 2 #define M1_MAX_LEN 2 @@ -53,6 +60,9 @@ #define M3_MARKER 32 #define M4_MARKER 16 +#define MIN_ZERO_RUN_LENGTH 4 +#define MAX_ZERO_RUN_LENGTH (2047 + MIN_ZERO_RUN_LENGTH) + #define lzo_dict_t unsigned short #define D_BITS 13 #define D_SIZE (1u << D_BITS) |