diff options
Diffstat (limited to 'package/kernel/mac80211/patches/357-0004-brcmfmac-use-debugfs_create_devm_seqfile-helper-func.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/357-0004-brcmfmac-use-debugfs_create_devm_seqfile-helper-func.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/357-0004-brcmfmac-use-debugfs_create_devm_seqfile-helper-func.patch b/package/kernel/mac80211/patches/357-0004-brcmfmac-use-debugfs_create_devm_seqfile-helper-func.patch new file mode 100644 index 0000000000..756fbb2cb7 --- /dev/null +++ b/package/kernel/mac80211/patches/357-0004-brcmfmac-use-debugfs_create_devm_seqfile-helper-func.patch @@ -0,0 +1,69 @@ +From: Arend van Spriel <arend@broadcom.com> +Date: Mon, 8 Jun 2015 14:38:35 +0200 +Subject: [PATCH] brcmfmac: use debugfs_create_devm_seqfile() helper + function + +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 <meuleman@broadcom.com> +Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> +Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> +Signed-off-by: Arend van Spriel <arend@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + +--- 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( + 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); + } |