fbdev: omap2: omapfb: convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Cc: Fengguang Wu <fengguang.wu@intel.com>
Cc: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

1 files changed, 4 insertions, 14 deletions

diff --git a/drivers/video/fbdev/omap2/omapfb/dss/core.c b/drivers/video/fbdev/omap2/omapfb/dss/core.c
index a5e58a829ea0..b4bcf3a4a647 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/core.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/core.c
@@ -99,24 +99,14 @@ int dss_set_min_bus_tput(struct device *dev, unsigned long tput)
 }
 
 #if defined(CONFIG_FB_OMAP2_DSS_DEBUGFS)
-static int dss_debug_show(struct seq_file *s, void *unused)
+static int dss_show(struct seq_file *s, void *unused)
 {
         void (*func)(struct seq_file *) = s->private;
         func(s);
         return 0;
 }
 
-static int dss_debug_open(struct inode *inode, struct file *file)
-{
-        return single_open(file, dss_debug_show, inode->i_private);
-}
-
-static const struct file_operations dss_debug_fops = {
-        .open           = dss_debug_open,
-        .read           = seq_read,
-        .llseek         = seq_lseek,
-        .release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(dss);
 
 static struct dentry *dss_debugfs_dir;
 
@@ -130,7 +120,7 @@ static int dss_initialize_debugfs(void)
         }
 
         debugfs_create_file("clk", S_IRUGO, dss_debugfs_dir,
-                        &dss_debug_dump_clocks, &dss_debug_fops);
+                        &dss_debug_dump_clocks, &dss_fops);
 
         return 0;
 }
@@ -145,7 +135,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
         struct dentry *d;
 
         d = debugfs_create_file(name, S_IRUGO, dss_debugfs_dir,
-                        write, &dss_debug_fops);
+                        write, &dss_fops);
 
         return PTR_ERR_OR_ZERO(d);
 }