| /openbmc/linux/usr/ |
| H A D | Kconfig | 118 decompression speed. Compression speed is only relevant
119 when building a kernel. Decompression speed is relevant at
120 each boot. Also the memory usage during decompression may become
140 a good balance between compression ratio and decompression speed and
149 It's compression ratio and speed is intermediate. Decompression speed
164 Decompression speed is between the other choices. Compression is
177 30% smaller with XZ in comparison to gzip. Decompression speed is
190 decompression speed is the second fastest and it's compression speed
201 size is about 15% bigger than gzip; however its decompression speed
212 with fast decompression speed. It will compress better than GZIP and
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| /openbmc/linux/fs/squashfs/ |
| H A D | Kconfig | 30 prompt "File decompression options"
70 bool "Select the parallel decompression mode during mount"
78 Compile all parallel decompression modes and specify the
79 decompression mode by setting "threads=" during mount.
83 prompt "Select decompression parallel mode at compile time"
88 decompression. Each one exhibits various trade-offs between
89 decompression performance and CPU and memory usage.
97 Traditionally Squashfs has used single-threaded decompression.
126 decompression is load-balanced across the cores.
135 Use threads= to set the decompression parallel mode and the number of threads.
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| H A D | decompressor_single.c | 18 * This file implements single-threaded decompression in the
75 ERROR("%s decompression failed, data probably corrupt\n", in squashfs_decompress()
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| /openbmc/linux/arch/powerpc/boot/ |
| H A D | decompress.c | 3 * Wrapper around the kernel's pre-boot decompression library.
40 /* globals for tracking the state of the decompression */
59 * if we hit our decompression limit, we need to fake an error to abort in flush()
60 * the in-progress decompression. in flush()
95 printf("Decompression error: '%s'\n\r", s); in print_err()
136 * If decompression was aborted due to an actual error rather than in partial_decompress()
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| /openbmc/linux/drivers/crypto/cavium/zip/ |
| H A D | zip_inflate.c | 62 /* Decompression History Gather list - no gather list */ in prepare_inflate_zcmd()
64 /* For decompression, CE must be 0x0. */ in prepare_inflate_zcmd()
66 /* For decompression, SS must be 0x0. */ in prepare_inflate_zcmd()
68 /* For decompression, SF should always be set. */ in prepare_inflate_zcmd()
78 /* 0: for Deflate decompression, 3: for LZS decompression */ in prepare_inflate_zcmd()
88 * History data is added to a decompression operation via IWORD3. in prepare_inflate_zcmd()
143 /* Decompression requests submitted stats update */ in zip_inflate()
149 /* Decompression requests completed stats update */ in zip_inflate()
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| /openbmc/u-boot/lib/ |
| H A D | Kconfig | 300 bool "Enable LZ4 decompression support"
305 trades lower compression ratios for much faster decompression.
314 bool "Enable LZMA decompression support"
318 ratio and fairly fast decompression speed. See also
322 bool "Enable LZO decompression support"
327 bool "Enable LZ4 decompression support in SPL"
329 This enables support for tge LZ4 decompression algorithm in SPL. LZ4
331 fast compression and decompression speed. It belongs to the LZ77
335 bool "Enable LZO decompression support in SPL"
340 bool "Enable gzip decompression support for SPL build"
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| H A D | lz4_wrapper.c | 74 { /* With in-place decompression the header may become invalid later. */ in ulz4fn()
107 ret = 0; /* decompression successful */ in ulz4fn()
125 ret = -EPROTO; /* decompression error */ in ulz4fn()
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| /openbmc/u-boot/lib/lzma/ |
| H A D | lzma.txt | 9 compression ratio and very fast decompression.
13 keeping high decompression speed and low memory requirements for
92 Compress - files related to compression/decompression
102 LzmaCon - lzma.exe: LZMA compression/decompression
117 Compress - files related to compression/decompression
119 LZMA - LZMA compression/decompression
120 LzmaAlone - file->file LZMA compression/decompression
121 RangeCoder - Range Coder (special code of compression/decompression)
125 Compression - files related to compression/decompression
127 LZMA - LZMA compression/decompression
[all …]
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| /openbmc/u-boot/fs/zfs/ |
| H A D | zfs_lzjb.c | 38 * Decompression Entry - lzjb
61 printf("lzjb decompression failed\n"); in lzjb_decompress()
70 printf("lzjb decompression failed\n"); in lzjb_decompress()
80 printf("lzjb decompression failed\n"); in lzjb_decompress()
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| /openbmc/linux/lib/zstd/ |
| H A D | decompress_sources.h | 13 * This file includes every .c file needed for decompression.
14 * It is used by lib/decompress_unzstd.c to include the decompression
16 * decompression.
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| /openbmc/linux/kernel/module/ |
| H A D | stats.c | 38 * b) module decompression processes the file read from
73 * 2) optional module decompression uses vmap()
90 * - with module decompression: 2 virtual memory allocation calls
91 * - without module decompression: 1 virtual memory allocation calls
93 * - with module decompression 3 virtual memory allocation calls
94 * - without module decompression 2 virtual memory allocation calls
125 * memory allocations in the module decompression path that use vmap().
147 * decompression was used we also add to this counter the cost of the
149 * decompression was not used the value represents the total allocated and
172 * the size of the module. Additionally if you used module decompression
[all …]
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| /openbmc/linux/include/linux/ |
| H A D | zstd.h | 92 * compression, and more memory needed during decompression.
98 * @searchLength: Match length searched. Larger means faster decompression,
183 /* ====== Single-pass Decompression ====== */
196 * zstd_init_dctx() - initialize a zstd decompression context
202 * Return: A zstd decompression context or NULL on error.
208 * @dctx: The decompression context.
342 /* ====== Streaming Decompression ====== */
356 * zstd_init_dstream() - initialize a zstd streaming decompression context
364 * Return: The zstd streaming decompression context.
371 * @dstream: The zstd streaming decompression context to reset.
[all …]
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| H A D | ppp-comp.h | 30 * Structure giving methods for compression/decompression.
77 /* Return decompression statistics */
93 * of an error detected after decompression. This is to avoid infringing
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| H A D | zstd_lib.h | 37 The zstd compression library provides in-memory compression and decompression
210 /*= Decompression context
282 * This will set a memory budget for streaming decompression,
288 … * requires explicitly allowing such size at streaming decompression stage. */
310 … * Larger values increase compression and decompression speed, but decrease ratio.
519 * Advanced decompression API (Requires v1.4.0+)
527 * Therefore, no new decompression function is necessary.
536 … * By default, a decompression context accepts window sizes <= (1 << ZSTD_WINDOWLOG_LIMIT_DEFAULT).
569 …* Setting a parameter is only possible during frame initialization (before starting decompression…
757 * Streaming decompression - HowTo
[all …]
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| /openbmc/linux/lib/ |
| H A D | decompress_unzstd.c | 4 * Important notes about in-place decompression
14 * The worst case for in-place decompression is that the beginning of
63 * used for kernel decompression, instead of unzstd().
84 * Pick a larger size because it isn't used during kernel decompression,
86 * zstd's window anyway. The larger size speeds up initramfs decompression.
184 * ZSTD decompression code won't be happy if the buffer size is so big in __unzstd()
278 * Decompression loop: in __unzstd()
280 * Call the decompression function, which returns 0 when finished. in __unzstd()
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| /openbmc/linux/fs/erofs/ |
| H A D | Kconfig | 18 ratios and implements in-place decompression to reuse the file page
20 quite useful to ensure guaranteed end-to-end runtime decompression
129 bool "EROFS per-cpu decompression kthread workers"
133 async decompression for low latencies on some architectures.
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| /openbmc/linux/drivers/staging/media/omap4iss/ |
| H A D | iss_csi2.c | 112 * - 2 decompression options (on, off)
122 /* No DPCM decompression */
124 /* DPCM decompression */
129 /* No DPCM decompression */
131 /* DPCM decompression */
139 /* No DPCM decompression */
141 /* DPCM decompression */
146 /* No DPCM decompression */
148 /* DPCM decompression */
156 /* No DPCM decompression */
[all …]
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| /openbmc/linux/lib/zlib_inflate/ |
| H A D | Makefile | 6 # This is only the decompression, see zlib_deflate for the
9 # Decompression needs to be serialized for each memory
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| /openbmc/linux/drivers/crypto/nx/ |
| H A D | nx-842.c | 24 * This driver will fall back to software decompression if the hardware
25 * decompression fails, so this driver's decompression should never fail as
30 * decompression library. Instead, users must use this driver to decompress;
33 * software decompression library.
39 * creates can be passed to this driver for hardware decompression; any
45 * decompression, the hardware will reject it and this driver will then pass
46 * it over to the software library for decompression.
411 pr_info_ratelimited("using software 842 decompression\n"); in decompress()
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| /openbmc/linux/drivers/media/usb/pwc/ |
| H A D | pwc-dec1.c | 3 Decompression for chipset version 1
9 The decompression routines have been implemented by reverse-engineering the
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| /openbmc/openbmc/meta-openembedded/meta-oe/recipes-extended/snappy/ |
| H A D | snappy_1.1.10.bb | 5 SUMMARY = "A compression/decompression library"
6 DESCRIPTION = "Snappy is a fast data compression and decompression library \
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| /openbmc/openbmc/poky/meta/recipes-graphics/jpeg/ |
| H A D | libjpeg-turbo_3.0.1.bb | 1 SUMMARY = "Hardware accelerated JPEG compression/decompression library"
2 …uses SIMD instructions (MMX, SSE2, NEON) to accelerate baseline JPEG compression and decompression"
52 …access libjpeg functionality. These tools allow for the compression, decompression, transformatio…
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| /openbmc/linux/drivers/media/platform/ti/omap3isp/ |
| H A D | ispcsi2.c | 93 * - 2 decompression options (on, off)
104 /* No DPCM decompression */
106 /* DPCM decompression */
111 /* No DPCM decompression */
114 /* DPCM decompression */
122 /* No DPCM decompression */
124 /* DPCM decompression */
130 /* No DPCM decompression */
133 /* DPCM decompression */
142 /* No DPCM decompression */
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| /openbmc/openbmc/poky/meta/recipes-extended/lzip/ |
| H A D | lzlib_1.14.bb | 1 SUMMARY = "Data compression library providing in-memory LZMA compression and decompression function…
3 …s a data compression library providing in-memory LZMA compression and decompression functions, inc…
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| /openbmc/linux/arch/x86/boot/compressed/ |
| H A D | head_32.S | 79 * we should move the kernel image temporarily for safe in-place decompression
99 /* Target address to relocate to for decompression */
112 * where decompression in place becomes safe.
|