[PATCH] dmaengine: remove DBGFS_FUNC_DECL()

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We already have the DEFINE_SHOW_ATTRIBUTE,There is no need to define
such a macro,so remove DBGFS_FUNC_DECL.Also use macro to simplify some
code.

Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx>
---
 drivers/dma/amba-pl08x.c     | 14 ++------------
 drivers/dma/mic_x100_dma.c   | 22 +++-------------------
 drivers/dma/pxa_dma.c        | 24 ++++++++++++------------
 drivers/dma/qcom/hidma_dbg.c | 33 ++++++---------------------------
 4 files changed, 23 insertions(+), 70 deletions(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 97483df1f82e..fc8c2bab563c 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -2505,24 +2505,14 @@ static int pl08x_debugfs_show(struct seq_file *s, void *data)
 	return 0;
 }
 
-static int pl08x_debugfs_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, pl08x_debugfs_show, inode->i_private);
-}
-
-static const struct file_operations pl08x_debugfs_operations = {
-	.open		= pl08x_debugfs_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(pl08x_debugfs);
 
 static void init_pl08x_debugfs(struct pl08x_driver_data *pl08x)
 {
 	/* Expose a simple debugfs interface to view all clocks */
 	(void) debugfs_create_file(dev_name(&pl08x->adev->dev),
 			S_IFREG | S_IRUGO, NULL, pl08x,
-			&pl08x_debugfs_operations);
+			&pl08x_debugfs_fops);
 }
 
 #else
diff --git a/drivers/dma/mic_x100_dma.c b/drivers/dma/mic_x100_dma.c
index adfd316db1a8..6a91e28d537d 100644
--- a/drivers/dma/mic_x100_dma.c
+++ b/drivers/dma/mic_x100_dma.c
@@ -676,7 +676,7 @@ static void mic_dma_dev_unreg(struct mic_dma_device *mic_dma_dev)
 }
 
 /* DEBUGFS CODE */
-static int mic_dma_reg_seq_show(struct seq_file *s, void *pos)
+static int mic_dma_reg_show(struct seq_file *s, void *pos)
 {
 	struct mic_dma_device *mic_dma_dev = s->private;
 	int i, chan_num, first_chan = mic_dma_dev->start_ch;
@@ -707,23 +707,7 @@ static int mic_dma_reg_seq_show(struct seq_file *s, void *pos)
 	return 0;
 }
 
-static int mic_dma_reg_debug_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, mic_dma_reg_seq_show, inode->i_private);
-}
-
-static int mic_dma_reg_debug_release(struct inode *inode, struct file *file)
-{
-	return single_release(inode, file);
-}
-
-static const struct file_operations mic_dma_reg_ops = {
-	.owner   = THIS_MODULE,
-	.open    = mic_dma_reg_debug_open,
-	.read    = seq_read,
-	.llseek  = seq_lseek,
-	.release = mic_dma_reg_debug_release
-};
+DEFINE_SHOW_ATTRIBUTE(mic_dma_reg);
 
 /* Debugfs parent dir */
 static struct dentry *mic_dma_dbg;
@@ -747,7 +731,7 @@ static int mic_dma_driver_probe(struct mbus_device *mbdev)
 		if (mic_dma_dev->dbg_dir)
 			debugfs_create_file("mic_dma_reg", 0444,
 					    mic_dma_dev->dbg_dir, mic_dma_dev,
-					    &mic_dma_reg_ops);
+					    &mic_dma_reg_fops);
 	}
 	return 0;
 }
diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c
index 825725057e00..8e1e1b07d32f 100644
--- a/drivers/dma/pxa_dma.c
+++ b/drivers/dma/pxa_dma.c
@@ -189,7 +189,7 @@ bool pxad_filter_fn(struct dma_chan *chan, void *param);
 #include <linux/uaccess.h>
 #include <linux/seq_file.h>
 
-static int dbg_show_requester_chan(struct seq_file *s, void *p)
+static int requester_chan_show(struct seq_file *s, void *p)
 {
 	struct pxad_phy *phy = s->private;
 	int i;
@@ -220,7 +220,7 @@ static int is_phys_valid(unsigned long addr)
 #define PXA_DCSR_STR(flag) (dcsr & PXA_DCSR_##flag ? #flag" " : "")
 #define PXA_DCMD_STR(flag) (dcmd & PXA_DCMD_##flag ? #flag" " : "")
 
-static int dbg_show_descriptors(struct seq_file *s, void *p)
+static int descriptors_show(struct seq_file *s, void *p)
 {
 	struct pxad_phy *phy = s->private;
 	int i, max_show = 20, burst, width;
@@ -263,7 +263,7 @@ static int dbg_show_descriptors(struct seq_file *s, void *p)
 	return 0;
 }
 
-static int dbg_show_chan_state(struct seq_file *s, void *p)
+static int chan_state_show(struct seq_file *s, void *p)
 {
 	struct pxad_phy *phy = s->private;
 	u32 dcsr, dcmd;
@@ -306,7 +306,7 @@ static int dbg_show_chan_state(struct seq_file *s, void *p)
 	return 0;
 }
 
-static int dbg_show_state(struct seq_file *s, void *p)
+static int state_show(struct seq_file *s, void *p)
 {
 	struct pxad_device *pdev = s->private;
 
@@ -329,10 +329,10 @@ static const struct file_operations dbg_fops_##name = { \
 	.release	= single_release, \
 }
 
-DBGFS_FUNC_DECL(state);
-DBGFS_FUNC_DECL(chan_state);
-DBGFS_FUNC_DECL(descriptors);
-DBGFS_FUNC_DECL(requester_chan);
+DEFINE_SHOW_ATTRIBUTE(state);
+DEFINE_SHOW_ATTRIBUTE(chan_state);
+DEFINE_SHOW_ATTRIBUTE(descriptors);
+DEFINE_SHOW_ATTRIBUTE(requester_chan);
 
 static struct dentry *pxad_dbg_alloc_chan(struct pxad_device *pdev,
 					     int ch, struct dentry *chandir)
@@ -348,13 +348,13 @@ static struct dentry *pxad_dbg_alloc_chan(struct pxad_device *pdev,
 
 	if (chan)
 		chan_state = debugfs_create_file("state", 0400, chan, dt,
-						 &dbg_fops_chan_state);
+						 &chan_state_fops);
 	if (chan_state)
 		chan_descr = debugfs_create_file("descriptors", 0400, chan, dt,
-						 &dbg_fops_descriptors);
+						 &descriptors_fops);
 	if (chan_descr)
 		chan_reqs = debugfs_create_file("requesters", 0400, chan, dt,
-						&dbg_fops_requester_chan);
+						&requester_chan_fops);
 	if (!chan_reqs)
 		goto err_state;
 
@@ -375,7 +375,7 @@ static void pxad_init_debugfs(struct pxad_device *pdev)
 		goto err_root;
 
 	pdev->dbgfs_state = debugfs_create_file("state", 0400, pdev->dbgfs_root,
-						pdev, &dbg_fops_state);
+						pdev, &state_fops);
 	if (!pdev->dbgfs_state)
 		goto err_state;
 
diff --git a/drivers/dma/qcom/hidma_dbg.c b/drivers/dma/qcom/hidma_dbg.c
index 3bdcb8056a36..9523faf7acdc 100644
--- a/drivers/dma/qcom/hidma_dbg.c
+++ b/drivers/dma/qcom/hidma_dbg.c
@@ -85,11 +85,11 @@ static void hidma_ll_devstats(struct seq_file *s, void *llhndl)
 }
 
 /*
- * hidma_chan_stats: display HIDMA channel statistics
+ * hidma_chan_show: display HIDMA channel statistics
  *
  * Display the statistics for the current HIDMA virtual channel device.
  */
-static int hidma_chan_stats(struct seq_file *s, void *unused)
+static int hidma_chan_show(struct seq_file *s, void *unused)
 {
 	struct hidma_chan *mchan = s->private;
 	struct hidma_desc *mdesc;
@@ -117,11 +117,11 @@ static int hidma_chan_stats(struct seq_file *s, void *unused)
 }
 
 /*
- * hidma_dma_info: display HIDMA device info
+ * hidma_dma_show: display HIDMA device info
  *
  * Display the info for the current HIDMA device.
  */
-static int hidma_dma_info(struct seq_file *s, void *unused)
+static int hidma_dma_show(struct seq_file *s, void *unused)
 {
 	struct hidma_dev *dmadev = s->private;
 	resource_size_t sz;
@@ -138,29 +138,8 @@ static int hidma_dma_info(struct seq_file *s, void *unused)
 	return 0;
 }
 
-static int hidma_chan_stats_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, hidma_chan_stats, inode->i_private);
-}
-
-static int hidma_dma_info_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, hidma_dma_info, inode->i_private);
-}
-
-static const struct file_operations hidma_chan_fops = {
-	.open = hidma_chan_stats_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
-
-static const struct file_operations hidma_dma_fops = {
-	.open = hidma_dma_info_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(hidma_chan);
+DEFINE_SHOW_ATTRIBUTE(hidma_dma);
 
 void hidma_debug_uninit(struct hidma_dev *dmadev)
 {
-- 
2.17.0




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