From 6148c465561cb5ba0b05ba77ecfe7cd42faeb835 Mon Sep 17 00:00:00 2001 From: Piotr Dymacz Date: Wed, 4 Apr 2018 23:43:51 +0200 Subject: ar71xx: drop kernel 4.4 support Signed-off-by: Piotr Dymacz --- .../310-lib-add-rle-decompression.patch | 124 --------------------- 1 file changed, 124 deletions(-) delete mode 100644 target/linux/ar71xx/patches-4.4/310-lib-add-rle-decompression.patch (limited to 'target/linux/ar71xx/patches-4.4/310-lib-add-rle-decompression.patch') diff --git a/target/linux/ar71xx/patches-4.4/310-lib-add-rle-decompression.patch b/target/linux/ar71xx/patches-4.4/310-lib-add-rle-decompression.patch deleted file mode 100644 index f5466db176..0000000000 --- a/target/linux/ar71xx/patches-4.4/310-lib-add-rle-decompression.patch +++ /dev/null @@ -1,124 +0,0 @@ ---- a/lib/Kconfig -+++ b/lib/Kconfig -@@ -247,6 +247,9 @@ config LZMA_COMPRESS - config LZMA_DECOMPRESS - tristate - -+config RLE_DECOMPRESS -+ tristate -+ - # - # These all provide a common interface (hence the apparent duplication with - # ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.) ---- a/lib/Makefile -+++ b/lib/Makefile -@@ -110,6 +110,7 @@ obj-$(CONFIG_XZ_DEC) += xz/ - obj-$(CONFIG_RAID6_PQ) += raid6/ - obj-$(CONFIG_LZMA_COMPRESS) += lzma/ - obj-$(CONFIG_LZMA_DECOMPRESS) += lzma/ -+obj-$(CONFIG_RLE_DECOMPRESS) += rle.o - - lib-$(CONFIG_DECOMPRESS_GZIP) += decompress_inflate.o - lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o ---- /dev/null -+++ b/include/linux/rle.h -@@ -0,0 +1,18 @@ -+#ifndef _RLE_H_ -+#define _RLE_H_ -+ -+#ifdef CONFIG_RLE_DECOMPRESS -+int rle_decode(const unsigned char *src, size_t srclen, -+ unsigned char *dst, size_t dstlen, -+ size_t *src_done, size_t *dst_done); -+#else -+static inline int -+rle_decode(const unsigned char *src, size_t srclen, -+ unsigned char *dst, size_t dstlen, -+ size_t *src_done, size_t *dst_done) -+{ -+ return -ENOTSUPP; -+} -+#endif /* CONFIG_RLE_DECOMPRESS */ -+ -+#endif /* _RLE_H_ */ ---- /dev/null -+++ b/lib/rle.c -@@ -0,0 +1,78 @@ -+/* -+ * RLE decoding routine -+ * -+ * Copyright (C) 2012 Gabor Juhos -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ */ -+ -+#include -+#include -+#include -+ -+int rle_decode(const unsigned char *src, size_t srclen, -+ unsigned char *dst, size_t dstlen, -+ size_t *src_done, size_t *dst_done) -+{ -+ size_t srcpos, dstpos; -+ int ret; -+ -+ srcpos = 0; -+ dstpos = 0; -+ ret = -EINVAL; -+ -+ /* sanity checks */ -+ if (!src || !srclen || !dst || !dstlen) -+ goto out; -+ -+ while (1) { -+ char count; -+ -+ if (srcpos >= srclen) -+ break; -+ -+ count = (char) src[srcpos++]; -+ if (count == 0) { -+ ret = 0; -+ break; -+ } -+ -+ if (count > 0) { -+ unsigned char c; -+ -+ if (srcpos >= srclen) -+ break; -+ -+ c = src[srcpos++]; -+ -+ while (count--) { -+ if (dstpos >= dstlen) -+ break; -+ -+ dst[dstpos++] = c; -+ } -+ } else { -+ count *= -1; -+ -+ while (count--) { -+ if (srcpos >= srclen) -+ break; -+ if (dstpos >= dstlen) -+ break; -+ dst[dstpos++] = src[srcpos++]; -+ } -+ } -+ } -+ -+out: -+ if (src_done) -+ *src_done = srcpos; -+ if (dst_done) -+ *dst_done = dstpos; -+ -+ return ret; -+} -+ -+EXPORT_SYMBOL_GPL(rle_decode); -- cgit v1.2.3