[PATCH] HSI: omap_ssi: Change to use DEFINE_SHOW_ATTRIBUTE macro

[Yangtao Li]

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.win...@gmail.com>
---
 drivers/hsi/controllers/omap_ssi_core.c | 29 ++++---------------------
 drivers/hsi/controllers/omap_ssi_port.c | 14 ++----------
 2 files changed, 6 insertions(+), 37 deletions(-)

diff --git a/drivers/hsi/controllers/omap_ssi_core.c 
b/drivers/hsi/controllers/omap_ssi_core.c
index 41a09f506803..a2a35319f7a5 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -48,7 +48,7 @@
 static DEFINE_IDA(platform_omap_ssi_ida);
 
 #ifdef CONFIG_DEBUG_FS
-static int ssi_debug_show(struct seq_file *m, void *p __maybe_unused)
+static int ssi_regs_show(struct seq_file *m, void *p __maybe_unused)
 {
        struct hsi_controller *ssi = m->private;
        struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
@@ -63,7 +63,7 @@ static int ssi_debug_show(struct seq_file *m, void *p 
__maybe_unused)
        return 0;
 }
 
-static int ssi_debug_gdd_show(struct seq_file *m, void *p __maybe_unused)
+static int ssi_gdd_regs_show(struct seq_file *m, void *p __maybe_unused)
 {
        struct hsi_controller *ssi = m->private;
        struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
@@ -117,29 +117,8 @@ static int ssi_debug_gdd_show(struct seq_file *m, void *p 
__maybe_unused)
        return 0;
 }
 
-static int ssi_regs_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, ssi_debug_show, inode->i_private);
-}
-
-static int ssi_gdd_regs_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, ssi_debug_gdd_show, inode->i_private);
-}
-
-static const struct file_operations ssi_regs_fops = {
-       .open           = ssi_regs_open,
-       .read           = seq_read,
-       .llseek         = seq_lseek,
-       .release        = single_release,
-};
-
-static const struct file_operations ssi_gdd_regs_fops = {
-       .open           = ssi_gdd_regs_open,
-       .read           = seq_read,
-       .llseek         = seq_lseek,
-       .release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ssi_regs);
+DEFINE_SHOW_ATTRIBUTE(ssi_gdd_regs);
 
 static int ssi_debug_add_ctrl(struct hsi_controller *ssi)
 {
diff --git a/drivers/hsi/controllers/omap_ssi_port.c 
b/drivers/hsi/controllers/omap_ssi_port.c
index 2ada82d2ec8c..b2b3989ccfd2 100644
--- a/drivers/hsi/controllers/omap_ssi_port.c
+++ b/drivers/hsi/controllers/omap_ssi_port.c
@@ -57,7 +57,7 @@ static void ssi_debug_remove_port(struct hsi_port *port)
        debugfs_remove_recursive(omap_port->dir);
 }
 
-static int ssi_debug_port_show(struct seq_file *m, void *p __maybe_unused)
+static int ssi_port_regs_show(struct seq_file *m, void *p __maybe_unused)
 {
        struct hsi_port *port = m->private;
        struct omap_ssi_port *omap_port = hsi_port_drvdata(port);
@@ -132,17 +132,7 @@ static int ssi_debug_port_show(struct seq_file *m, void *p 
__maybe_unused)
        return 0;
 }
 
-static int ssi_port_regs_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, ssi_debug_port_show, inode->i_private);
-}
-
-static const struct file_operations ssi_port_regs_fops = {
-       .open           = ssi_port_regs_open,
-       .read           = seq_read,
-       .llseek         = seq_lseek,
-       .release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ssi_port_regs);
 
 static int ssi_div_get(void *data, u64 *val)
 {
-- 
2.17.0