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Subject[PATCH 12/36] c2port: convert class code to use dev_groups
Date
The dev_attrs field of struct class is going away soon, dev_groups
should be used instead. This converts the c2port class code to use the
correct field.

Cc: Rodolfo Giometti <giometti@linux.it>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/misc/c2port/core.c | 50 +++++++++++++++++++++++++++-------------------
1 file changed, 29 insertions(+), 21 deletions(-)

diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c
index a3b8370c..abe6e251 100644
--- a/drivers/misc/c2port/core.c
+++ b/drivers/misc/c2port/core.c
@@ -311,6 +311,7 @@ static ssize_t c2port_show_name(struct device *dev,

return sprintf(buf, "%s\n", c2dev->name);
}
+static DEVICE_ATTR(name, 0444, c2port_show_name, NULL);

static ssize_t c2port_show_flash_blocks_num(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -320,6 +321,7 @@ static ssize_t c2port_show_flash_blocks_num(struct device *dev,

return sprintf(buf, "%d\n", ops->blocks_num);
}
+static DEVICE_ATTR(flash_blocks_num, 0444, c2port_show_flash_blocks_num, NULL);

static ssize_t c2port_show_flash_block_size(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -329,6 +331,7 @@ static ssize_t c2port_show_flash_block_size(struct device *dev,

return sprintf(buf, "%d\n", ops->block_size);
}
+static DEVICE_ATTR(flash_block_size, 0444, c2port_show_flash_block_size, NULL);

static ssize_t c2port_show_flash_size(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -338,18 +341,18 @@ static ssize_t c2port_show_flash_size(struct device *dev,

return sprintf(buf, "%d\n", ops->blocks_num * ops->block_size);
}
+static DEVICE_ATTR(flash_size, 0444, c2port_show_flash_size, NULL);

-static ssize_t c2port_show_access(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t access_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct c2port_device *c2dev = dev_get_drvdata(dev);

return sprintf(buf, "%d\n", c2dev->access);
}

-static ssize_t c2port_store_access(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t access_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct c2port_device *c2dev = dev_get_drvdata(dev);
struct c2port_ops *ops = c2dev->ops;
@@ -375,6 +378,7 @@ static ssize_t c2port_store_access(struct device *dev,

return count;
}
+static DEVICE_ATTR_RW(access);

static ssize_t c2port_store_reset(struct device *dev,
struct device_attribute *attr,
@@ -395,6 +399,7 @@ static ssize_t c2port_store_reset(struct device *dev,

return count;
}
+static DEVICE_ATTR(reset, 0200, NULL, c2port_store_reset);

static ssize_t __c2port_show_dev_id(struct c2port_device *dev, char *buf)
{
@@ -431,6 +436,7 @@ static ssize_t c2port_show_dev_id(struct device *dev,

return ret;
}
+static DEVICE_ATTR(dev_id, 0444, c2port_show_dev_id, NULL);

static ssize_t __c2port_show_rev_id(struct c2port_device *dev, char *buf)
{
@@ -467,6 +473,7 @@ static ssize_t c2port_show_rev_id(struct device *dev,

return ret;
}
+static DEVICE_ATTR(rev_id, 0444, c2port_show_rev_id, NULL);

static ssize_t c2port_show_flash_access(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -536,6 +543,8 @@ static ssize_t c2port_store_flash_access(struct device *dev,

return count;
}
+static DEVICE_ATTR(flash_access, 0644, c2port_show_flash_access,
+ c2port_store_flash_access);

static ssize_t __c2port_write_flash_erase(struct c2port_device *dev)
{
@@ -616,6 +625,7 @@ static ssize_t c2port_store_flash_erase(struct device *dev,

return count;
}
+static DEVICE_ATTR(flash_erase, 0200, NULL, c2port_store_flash_erase);

static ssize_t __c2port_read_flash_data(struct c2port_device *dev,
char *buffer, loff_t offset, size_t count)
@@ -850,22 +860,20 @@ static ssize_t c2port_write_flash_data(struct file *filp, struct kobject *kobj,
/*
* Class attributes
*/
-
-static struct device_attribute c2port_attrs[] = {
- __ATTR(name, 0444, c2port_show_name, NULL),
- __ATTR(flash_blocks_num, 0444, c2port_show_flash_blocks_num, NULL),
- __ATTR(flash_block_size, 0444, c2port_show_flash_block_size, NULL),
- __ATTR(flash_size, 0444, c2port_show_flash_size, NULL),
- __ATTR(access, 0644, c2port_show_access, c2port_store_access),
- __ATTR(reset, 0200, NULL, c2port_store_reset),
- __ATTR(dev_id, 0444, c2port_show_dev_id, NULL),
- __ATTR(rev_id, 0444, c2port_show_rev_id, NULL),
-
- __ATTR(flash_access, 0644, c2port_show_flash_access,
- c2port_store_flash_access),
- __ATTR(flash_erase, 0200, NULL, c2port_store_flash_erase),
- __ATTR_NULL,
+static struct attribute *c2port_attrs[] = {
+ &dev_attr_name.attr,
+ &dev_attr_flash_blocks_num.attr,
+ &dev_attr_flash_block_size.attr,
+ &dev_attr_flash_size.attr,
+ &dev_attr_access.attr,
+ &dev_attr_reset.attr,
+ &dev_attr_dev_id.attr,
+ &dev_attr_rev_id.attr,
+ &dev_attr_flash_access.attr,
+ &dev_attr_flash_erase.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(c2port);

static struct bin_attribute c2port_bin_attrs[] = {
{
@@ -979,7 +987,7 @@ static int __init c2port_init(void)
printk(KERN_ERR "c2port: failed to allocate class\n");
return PTR_ERR(c2port_class);
}
- c2port_class->dev_attrs = c2port_attrs;
+ c2port_class->dev_groups = c2port_groups;
c2port_class->dev_bin_attrs = c2port_bin_attrs;

return 0;
--
1.8.3.rc0.20.gb99dd2e


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