[PATCH] iommu/omap: remove DEBUG_SEQ_FOPS_RO()

From: Yangtao Li
Date: Thu Nov 22 2018 - 08:54:50 EST


Because we already have the DEFINE_SHOW_ATTRIBUTE,there is no need
to define such a macro.So remove DEBUG_SEQ_FOPS_RO.

Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx>
---
drivers/iommu/omap-iommu-debug.c | 25 ++++++-------------------
1 file changed, 6 insertions(+), 19 deletions(-)

diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c
index 50217548c3b8..4abc0ef522a8 100644
--- a/drivers/iommu/omap-iommu-debug.c
+++ b/drivers/iommu/omap-iommu-debug.c
@@ -159,7 +159,7 @@ static size_t omap_dump_tlb_entries(struct omap_iommu *obj, struct seq_file *s)
return 0;
}

-static int debug_read_tlb(struct seq_file *s, void *data)
+static int tlb_show(struct seq_file *s, void *data)
{
struct omap_iommu *obj = s->private;

@@ -210,7 +210,7 @@ static void dump_ioptable(struct seq_file *s)
spin_unlock(&obj->page_table_lock);
}

-static int debug_read_pagetable(struct seq_file *s, void *data)
+static int pagetable_show(struct seq_file *s, void *data)
{
struct omap_iommu *obj = s->private;

@@ -228,35 +228,22 @@ static int debug_read_pagetable(struct seq_file *s, void *data)
return 0;
}

-#define DEBUG_SEQ_FOPS_RO(name) \
- static int debug_open_##name(struct inode *inode, struct file *file) \
- { \
- return single_open(file, debug_read_##name, inode->i_private); \
- } \
- \
- static const struct file_operations debug_##name##_fops = { \
- .open = debug_open_##name, \
- .read = seq_read, \
- .llseek = seq_lseek, \
- .release = single_release, \
- }
-
#define DEBUG_FOPS_RO(name) \
- static const struct file_operations debug_##name##_fops = { \
+ static const struct file_operations name##_fops = { \
.open = simple_open, \
.read = debug_read_##name, \
.llseek = generic_file_llseek, \
}

DEBUG_FOPS_RO(regs);
-DEBUG_SEQ_FOPS_RO(tlb);
-DEBUG_SEQ_FOPS_RO(pagetable);
+DEFINE_SHOW_ATTRIBUTE(tlb);
+DEFINE_SHOW_ATTRIBUTE(pagetable);

#define __DEBUG_ADD_FILE(attr, mode) \
{ \
struct dentry *dent; \
dent = debugfs_create_file(#attr, mode, obj->debug_dir, \
- obj, &debug_##attr##_fops); \
+ obj, &attr##_fops); \
if (!dent) \
goto err; \
}
--
2.17.0