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authorRobin Getz <rgetz@blackfin.uclinux.org>2007-08-02 18:23:50 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-10-12 14:51:03 -0700
commit2ebefc50161a0a1cdebccd62be749e72abdbec37 (patch)
tree3cfbc124373482fa8cd8e4526e7dc6dd41b091dd /fs/debugfs/file.c
parentd716551e188787effb08bf87a846404cfd239a8b (diff)
debugfs: helper for decimal challenged
Allows debugfs helper functions to have a hex output, rather than just decimal Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/debugfs/file.c')
-rw-r--r--fs/debugfs/file.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 2e124e0075c..a9b99c0dc2e 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -221,6 +221,42 @@ struct dentry *debugfs_create_u64(const char *name, mode_t mode,
}
EXPORT_SYMBOL_GPL(debugfs_create_u64);
+DEFINE_SIMPLE_ATTRIBUTE(fops_x8, debugfs_u8_get, debugfs_u8_set, "0x%02llx\n");
+
+DEFINE_SIMPLE_ATTRIBUTE(fops_x16, debugfs_u16_get, debugfs_u16_set, "0x%04llx\n");
+
+DEFINE_SIMPLE_ATTRIBUTE(fops_x32, debugfs_u32_get, debugfs_u32_set, "0x%08llx\n");
+
+/**
+ * debugfs_create_x8 - create a debugfs file that is used to read and write an unsigned 8-bit value
+ * debugfs_create_x16 - create a debugfs file that is used to read and write an unsigned 16-bit value
+ * debugfs_create_x32 - create a debugfs file that is used to read and write an unsigned 32-bit value
+ *
+ * These functions are exactly the same as the above functions, (but use a hex
+ * output for the decimal challenged) for details look at the above unsigned
+ * decimal functions.
+ */
+struct dentry *debugfs_create_x8(const char *name, mode_t mode,
+ struct dentry *parent, u8 *value)
+{
+ return debugfs_create_file(name, mode, parent, value, &fops_x8);
+}
+EXPORT_SYMBOL_GPL(debugfs_create_x8);
+
+struct dentry *debugfs_create_x16(const char *name, mode_t mode,
+ struct dentry *parent, u16 *value)
+{
+ return debugfs_create_file(name, mode, parent, value, &fops_x16);
+}
+EXPORT_SYMBOL_GPL(debugfs_create_x16);
+
+struct dentry *debugfs_create_x32(const char *name, mode_t mode,
+ struct dentry *parent, u32 *value)
+{
+ return debugfs_create_file(name, mode, parent, value, &fops_x32);
+}
+EXPORT_SYMBOL_GPL(debugfs_create_x32);
+
static ssize_t read_file_bool(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{