[PATCH 2/2] Remove debug_mask from debugfs

[Eugene Krasnikov]

debug_mask is available in /sys/module/wcn36xx/parameters/debug_mask
No need to add it to the debugfs.

Signed-off-by: Eugene Krasnikov <k.eugene.e at gmail.com>
---
 debug.c | 41 -----------------------------------------
 debug.h |  1 -
 2 files changed, 42 deletions(-)

diff --git a/debug.c b/debug.c
index 1e18c9b..9565920 100644
--- a/debug.c
+++ b/debug.c
@@ -131,45 +131,6 @@ static const struct file_operations fops_wcn36xx_dump = {
 	.write =       write_file_dump,
 };
 
-static ssize_t read_file_debug_mask(struct file *file, char __user *user_buf,
-				    size_t count, loff_t *ppos)
-{
-	char buf[32];
-	unsigned int len;
-
-	len = snprintf(buf, 32, "0x%08x\n", debug_mask);
-
-	return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
-}
-
-static ssize_t write_file_debug_mask(struct file *file,
-				     const char __user *user_buf,
-				     size_t count, loff_t *ppos)
-{
-	unsigned long mask;
-	char buf[32];
-	ssize_t len;
-
-	len = min(count, sizeof(buf) - 1);
-	if (copy_from_user(buf, user_buf, len))
-		return -EFAULT;
-
-	buf[len] = '\0';
-
-	if (kstrtoul(buf, 0, &mask))
-		return -EINVAL;
-
-	debug_mask = mask;
-
-	return count;
-}
-
-static const struct file_operations fops_wcn36xx_debug_mask = {
-	.open  =       wcn36xx_debugfs_open,
-	.read  =       read_file_debug_mask,
-	.write =       write_file_debug_mask,
-};
-
 #define ADD_FILE(name, mode, fop, priv_data)		\
 	do {							\
 		struct dentry *d;				\
@@ -198,8 +159,6 @@ void wcn36xx_debugfs_init(struct wcn36xx *wcn)
 	ADD_FILE(bmps_switcher, S_IRUSR | S_IWUSR,
 		 &fops_wcn36xx_bmps, wcn);
 	ADD_FILE(dump, S_IWUSR, &fops_wcn36xx_dump, wcn);
-	ADD_FILE(debug_mask, S_IRUSR | S_IWUSR,
-		 &fops_wcn36xx_debug_mask, wcn);
 }
 
 void wcn36xx_debugfs_exit(struct wcn36xx *wcn)
diff --git a/debug.h b/debug.h
index 52770f2..207f187 100644
--- a/debug.h
+++ b/debug.h
@@ -37,7 +37,6 @@ struct wcn36xx_dfs_entry {
 	struct dentry *rootdir;
 	struct wcn36xx_dfs_file file_bmps_switcher;
 	struct wcn36xx_dfs_file file_dump;
-	struct wcn36xx_dfs_file file_debug_mask;
 };
 
 void wcn36xx_debugfs_init(struct wcn36xx *wcn);
-- 
1.8.2.2