From bb74cf4e9bdc6b5f864b7e7e8a1b4e4c1f388209 Mon Sep 17 00:00:00 2001
From: Daniel Engberg <daniel.engberg.lists@pyret.net>
Date: Fri, 8 Jun 2018 10:00:28 +0200
Subject: [PATCH] kernel-sdfat: Add to repo

Add kernel-sdfat to repo
Patch adapted from https://github.com/cryptomilk/kernel-sdfat/issues/4
Updated/Successor to exfat-nofuse module

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
---
 kernel/kernel-sdfat/Makefile                  | 49 +++++++++++++++++++
 .../kernel-sdfat/patches/001-module-fix.patch | 20 ++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 kernel/kernel-sdfat/Makefile
 create mode 100644 kernel/kernel-sdfat/patches/001-module-fix.patch

diff --git a/kernel/kernel-sdfat/Makefile b/kernel/kernel-sdfat/Makefile
new file mode 100644
index 00000000000000..ab3e68ec3c32d5
--- /dev/null
+++ b/kernel/kernel-sdfat/Makefile
@@ -0,0 +1,49 @@
+#
+# Copyright (C) 2018 Daniel Engberg <daniel.engberg.lists@pyret.net>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/kernel.mk
+
+PKG_NAME:=kernel-sdfat
+PKG_VERSION:=20180522
+PKG_RELEASE:=1
+PKG_MAINTAINER:=
+PKG_LICENSE:=GPL-2.0
+PKG_LICENSE_FILES:=LICENSE
+
+PKG_SOURCE_URL:=https://codeload.github.com/cryptomilk/$(PKG_NAME)/tar.gz/aa8183f?dummy=/
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_HASH:=17e171bd9d6cdcb617d2e92ec8c06c308108e61fdf6ff70bcb1335b59d4d2c44
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-aa8183f
+
+include $(INCLUDE_DIR)/package.mk
+
+define KernelPackage/fs-sdfat
+  SUBMENU:=Filesystems
+  TITLE:=sdFAT kernel driver
+  FILES:=$(PKG_BUILD_DIR)/sdfat_fs.ko
+  AUTOLOAD:=$(call AutoLoad,30,sdfat_fs,1)
+  DEPENDS:=+kmod-nls-base +kmod-nls-utf8 +kmod-nls-cp437 +kmod-nls-iso8859-1 @BUILD_PATENTED
+endef
+
+define KernelPackage/fs-sdfat/description
+	Kernel module for FAT12/16/32/VFAT and exFAT filesytems
+endef
+
+MAKE_OPTS:= \
+	ARCH="$(LINUX_KARCH)" \
+	CROSS_COMPILE="$(TARGET_CROSS)" \
+	M="$(PKG_BUILD_DIR)"
+
+define Build/Compile
+	$(MAKE) -C "$(LINUX_DIR)" \
+			$(MAKE_OPTS) \
+			CONFIG_SDFAT_FS=m \
+			modules
+endef
+
+$(eval $(call KernelPackage,fs-sdfat))
diff --git a/kernel/kernel-sdfat/patches/001-module-fix.patch b/kernel/kernel-sdfat/patches/001-module-fix.patch
new file mode 100644
index 00000000000000..7a22e8d5b0b66c
--- /dev/null
+++ b/kernel/kernel-sdfat/patches/001-module-fix.patch
@@ -0,0 +1,20 @@
+diff --git a/blkdev.c b/blkdev.c
+index 264c670..046f688 100644
+--- a/blkdev.c
++++ b/blkdev.c
+@@ -118,8 +118,14 @@ s32 bdev_readahead(struct super_block *sb, u64 secno, u64 num_secs)
+ 
+ 	blk_start_plug(&plug);
+ 	for (i = 0; i < num_secs; i++) {
+-		if (i && !(i & (sects_per_page - 1)))
++		if (i && !(i & (sects_per_page - 1))) {
++#ifdef MODULE
++		blk_finish_plug(&plug);
++		blk_start_plug(&plug);
++#else
+ 			blk_flush_plug(current);
++#endif
++		}
+ 		sb_breadahead(sb, (sector_t)(secno + i));
+ 	}
+ 	blk_finish_plug(&plug);