kernel: modules/lib-lz4: add lz4hc_compress

enable option `CONFIG_CRYPTO_LZ4HC` to match default kernel config

this only adds the `lz4hc_compress` module, and has no effect on the
`lz4_decompress` module which already supports any flavor

Signed-off-by: Tony Butler <[email protected]>

package/kernel/linux/modules/lib.mk

@@ -152,13 +152,15 @@ define KernelPackage/lib-lz4
   DEPENDS:=+kmod-crypto-acompress
   KCONFIG:= \
 	CONFIG_CRYPTO_LZ4 \
+	CONFIG_CRYPTO_LZ4HC \
 	CONFIG_LZ4_COMPRESS \
 	CONFIG_LZ4_DECOMPRESS
   FILES:= \
 	$(LINUX_DIR)/crypto/lz4.ko \
 	$(LINUX_DIR)/lib/lz4/lz4_compress.ko \
+	$(LINUX_DIR)/lib/lz4/lz4hc_compress.ko \
 	$(LINUX_DIR)/lib/lz4/lz4_decompress.ko
-  AUTOLOAD:=$(call AutoProbe,lz4 lz4_compress lz4_decompress)
+  AUTOLOAD:=$(call AutoProbe,lz4 lz4_compress lz4hc_compress lz4_decompress)
 endef
 
 define KernelPackage/lib-lz4/description

package/kernel/linux/modules/other.mk

@@ -1010,6 +1010,10 @@ define KernelPackage/zram/config
             bool "lz4"
             select PACKAGE_kmod-lib-lz4
 
+  config ZRAM_DEF_COMP_LZ4HC
+            bool "lz4-hc"
+            select PACKAGE_kmod-lib-lz4hc
+
   config ZRAM_DEF_COMP_ZSTD
             bool "zstd"
             select PACKAGE_kmod-lib-zstd

target/linux/generic/config-5.15

@@ -7547,6 +7547,7 @@ CONFIG_ZONE_DMA=y
 # CONFIG_ZPOOL is not set
 # CONFIG_ZRAM is not set
 # CONFIG_ZRAM_DEF_COMP_LZ4 is not set
+# CONFIG_ZRAM_DEF_COMP_LZ4HC is not set
 # CONFIG_ZRAM_DEF_COMP_LZO is not set
 # CONFIG_ZRAM_DEF_COMP_LZORLE is not set
 # CONFIG_ZRAM_DEF_COMP_ZSTD is not set