Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

[cascardo/linux.git] / drivers / net / ethernet / chelsio / cxgb4 / cxgb4_debugfs.h

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.h
index cc1d255..8f418ba 100644 (file)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.h
@@ -37,6 +37,21 @@
 
 #include <linux/export.h>
 
+#define FILE_DATA(_file) ((_file)->f_path.dentry->d_inode)
+
+#define DEFINE_SIMPLE_DEBUGFS_FILE(name) \
+static int name##_open(struct inode *inode, struct file *file) \
+{ \
+       return single_open(file, name##_show, inode->i_private); \
+} \
+static const struct file_operations name##_debugfs_fops = { \
+       .owner   = THIS_MODULE, \
+       .open    = name##_open, \
+       .read    = seq_read, \
+       .llseek  = seq_lseek, \
+       .release = single_release \
+}
+
 struct t4_debugfs_entry {
        const char *name;
        const struct file_operations *ops;
@@ -44,9 +59,27 @@ struct t4_debugfs_entry {
        unsigned char data;
 };
 
+struct seq_tab {
+       int (*show)(struct seq_file *seq, void *v, int idx);
+       unsigned int rows;        /* # of entries */
+       unsigned char width;      /* size in bytes of each entry */
+       unsigned char skip_first; /* whether the first line is a header */
+       char data[0];             /* the table data */
+};
+
+static inline unsigned int hex2val(char c)
+{
+       return isdigit(c) ? c - '0' : tolower(c) - 'a' + 10;
+}
+
+struct seq_tab *seq_open_tab(struct file *f, unsigned int rows,
+                            unsigned int width, unsigned int have_header,
+                            int (*show)(struct seq_file *seq, void *v, int i));
+
 int t4_setup_debugfs(struct adapter *adap);
 void add_debugfs_files(struct adapter *adap,
                       struct t4_debugfs_entry *files,
                       unsigned int nfiles);
+int mem_open(struct inode *inode, struct file *file);
 
 #endif