Some time ago the function debugfs_create_devm_seqfile() was
introduced in debugfs. The caller simply needs to provide a
device pointer and read function. The function brcmf_debugfs_add_entry()
is now simply a wrapper only doing the work for CONFIG_BRCMDBG.
Reviewed-by: Hante Meuleman <meule...@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <fran...@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <de...@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <piete...@broadcom.com>
Signed-off-by: Arend van Spriel <ar...@broadcom.com>
---
drivers/net/wireless/brcm80211/brcmfmac/debug.c | 40 +++----------------------
1 file changed, 4 insertions(+), 36 deletions(-)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/debug.c
b/drivers/net/wireless/brcm80211/brcmfmac/debug.c
index 10a9221..2d6d005 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/debug.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.c
@@ -64,44 +64,12 @@ struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub
*drvr)
return drvr->dbgfs_dir;
}
-struct brcmf_debugfs_entry {
- int (*read)(struct seq_file *seq, void *data);
- struct brcmf_pub *drvr;
-};
-
-static int brcmf_debugfs_entry_open(struct inode *inode, struct file *f)
-{
- struct brcmf_debugfs_entry *entry = inode->i_private;
-
- return single_open(f, entry->read, entry->drvr->bus_if->dev);
-}
-
-static const struct file_operations brcmf_debugfs_def_ops = {
- .owner = THIS_MODULE,
- .open = brcmf_debugfs_entry_open,
- .release = single_release,
- .read = seq_read,
- .llseek = seq_lseek
-};
-
int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn,
int (*read_fn)(struct seq_file *seq, void *data))
{
- struct dentry *dentry = drvr->dbgfs_dir;
- struct brcmf_debugfs_entry *entry;
-
- if (IS_ERR_OR_NULL(dentry))
- return -ENOENT;
-
- entry = devm_kzalloc(drvr->bus_if->dev, sizeof(*entry), GFP_KERNEL);
- if (!entry)
- return -ENOMEM;
-
- entry->read = read_fn;
- entry->drvr = drvr;
-
- dentry = debugfs_create_file(fn, S_IRUGO, dentry, entry,
- &brcmf_debugfs_def_ops);
+ struct dentry *e;
- return PTR_ERR_OR_ZERO(dentry);
+ e = debugfs_create_devm_seqfile(drvr->bus_if->dev, fn,
+ drvr->dbgfs_dir, read_fn);
+ return PTR_ERR_OR_ZERO(e);
}
--
1.9.1
--
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