From 36c1877c5c28dd515ad90d3a6b78f1797d80636e Mon Sep 17 00:00:00 2001
From: Faiz Abbas <faiz_abbas@ti.com>
Date: Tue, 6 Feb 2018 19:15:58 +0530
Subject: [PATCH] lib: Kconfig: Move DYNAMIC_CRC_TABLE to Kconfig
Add CONFIG prefix to DYNAMIC_CRC_TABLE and implement it in
Kconfig.
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
lib/Kconfig | 6 ++++++
lib/crc32.c | 6 +++---
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/lib/Kconfig b/lib/Kconfig
index 5178e8642e..4fd41c4282 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -15,6 +15,12 @@ config CC_OPTIMIZE_LIBS_FOR_SPEED
If unsure, say N.
+config DYNAMIC_CRC_TABLE
+ bool "Enable Dynamic tables for CRC"
+ help
+ Enable this option to calculate entries for CRC tables at runtime.
+ This can be helpful when reducing the size of the build image
+
config HAVE_PRIVATE_LIBGCC
bool
diff --git a/lib/crc32.c b/lib/crc32.c
index 9759212486..7f545fde4a 100644
--- a/lib/crc32.c
+++ b/lib/crc32.c
@@ -26,7 +26,7 @@
#define tole(x) cpu_to_le32(x)
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
local int crc_table_empty = 1;
local uint32_t crc_table[256];
@@ -157,7 +157,7 @@ tole(0xb40bbe37L), tole(0xc30c8ea1L), tole(0x5a05df1bL), tole(0x2d02ef8dL)
*/
const uint32_t * ZEXPORT get_crc_table()
{
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
if (crc_table_empty) make_crc_table();
#endif
return (const uint32_t *)crc_table;
@@ -181,7 +181,7 @@ uint32_t ZEXPORT crc32_no_comp(uint32_t crc, const Bytef *buf, uInt len)
const uint32_t *tab = crc_table;
const uint32_t *b =(const uint32_t *)buf;
size_t rem_len;
-#ifdef DYNAMIC_CRC_TABLE
+#ifdef CONFIG_DYNAMIC_CRC_TABLE
if (crc_table_empty)
make_crc_table();
#endif
--
2.39.5