[PATCH] soc: ti: 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/soc/ti/knav_dma.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c
index e05ab16d9a9e..2a66f36b9fd6 100644
--- a/drivers/soc/ti/knav_dma.c
+++ b/drivers/soc/ti/knav_dma.c
@@ -355,7 +355,7 @@ static void dma_debug_show_devices(struct seq_file *s,
        }
 }
 
-static int dma_debug_show(struct seq_file *s, void *v)
+static int knav_dma_debug_show(struct seq_file *s, void *v)
 {
        struct knav_dma_device *dma;
 
@@ -370,17 +370,7 @@ static int dma_debug_show(struct seq_file *s, void *v)
        return 0;
 }
 
-static int knav_dma_debug_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, dma_debug_show, NULL);
-}
-
-static const struct file_operations knav_dma_debug_ops = {
-       .open           = knav_dma_debug_open,
-       .read           = seq_read,
-       .llseek         = seq_lseek,
-       .release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(knav_dma_debug);
 
 static int of_channel_match_helper(struct device_node *np, const char *name,
                                        const char **dma_instance)
@@ -778,7 +768,7 @@ static int knav_dma_probe(struct platform_device *pdev)
        }
 
        debugfs_create_file("knav_dma", S_IFREG | S_IRUGO, NULL, NULL,
-                           &knav_dma_debug_ops);
+                           &knav_dma_debug_fops);
 
        device_ready = true;
        return ret;
-- 
2.17.0