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Date: Fri, 27 Sep 2013 09:49:31 -0700
From: Sudeep Dutt <sudeep.dutt@...el.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Arnd Bergmann <arnd@...db.de>, Joe Perches <joe@...ches.com>,
linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
Fengguang Wu <fengguang.wu@...el.com>,
Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Nikhil Rao <nikhil.rao@...el.com>,
Ashutosh Dixit <ashutosh.dixit@...el.com>,
Dasaratharaman Chandramouli
<dasaratharaman.chandramouli@...el.com>,
Harshavardhan R Kharche <harshavardhan.r.kharche@...el.com>,
"Yaozu (Eddie) Dong" <eddie.dong@...el.com>,
Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>,
Sudeep Dutt <sudeep.dutt@...el.com>
Subject: [PATCH char-misc-next 1/5] misc: mic: host driver sysfs cleanups.
+ Use DEVICE_ATTR_RO/RW instead of DEVICE_ATTR
+ Use ATTRIBUTE_GROUPS
These changes were suggested by Greg Kroah-Hartman during the
code review @ https://lkml.org/lkml/2013/9/6/13
Reported-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@...el.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@...el.com>
Signed-off-by: Nikhil Rao <nikhil.rao@...el.com>
Signed-off-by: Harshavardhan R Kharche <harshavardhan.r.kharche@...el.com>
Signed-off-by: Sudeep Dutt <sudeep.dutt@...el.com>
---
drivers/misc/mic/host/mic_sysfs.c | 72 ++++++++++++++++-----------------------
1 file changed, 29 insertions(+), 43 deletions(-)
diff --git a/drivers/misc/mic/host/mic_sysfs.c b/drivers/misc/mic/host/mic_sysfs.c
index aaf8499..bebbae2 100644
--- a/drivers/misc/mic/host/mic_sysfs.c
+++ b/drivers/misc/mic/host/mic_sysfs.c
@@ -65,7 +65,7 @@ void mic_set_state(struct mic_device *mdev, u8 state)
}
static ssize_t
-mic_show_family(struct device *dev, struct device_attribute *attr, char *buf)
+family_show(struct device *dev, struct device_attribute *attr, char *buf)
{
static const char x100[] = "x100";
static const char unknown[] = "Unknown";
@@ -85,10 +85,10 @@ mic_show_family(struct device *dev, struct device_attribute *attr, char *buf)
}
return scnprintf(buf, PAGE_SIZE, "%s\n", card);
}
-static DEVICE_ATTR(family, S_IRUGO, mic_show_family, NULL);
+static DEVICE_ATTR_RO(family);
static ssize_t
-mic_show_stepping(struct device *dev, struct device_attribute *attr, char *buf)
+stepping_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
char *string = "??";
@@ -114,10 +114,10 @@ mic_show_stepping(struct device *dev, struct device_attribute *attr, char *buf)
}
return scnprintf(buf, PAGE_SIZE, "%s\n", string);
}
-static DEVICE_ATTR(stepping, S_IRUGO, mic_show_stepping, NULL);
+static DEVICE_ATTR_RO(stepping);
static ssize_t
-mic_show_state(struct device *dev, struct device_attribute *attr, char *buf)
+state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -129,7 +129,7 @@ mic_show_state(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
-mic_store_state(struct device *dev, struct device_attribute *attr,
+state_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
int rc = 0;
@@ -160,9 +160,9 @@ mic_store_state(struct device *dev, struct device_attribute *attr,
done:
return count;
}
-static DEVICE_ATTR(state, S_IRUGO|S_IWUSR, mic_show_state, mic_store_state);
+static DEVICE_ATTR_RW(state);
-static ssize_t mic_show_shutdown_status(struct device *dev,
+static ssize_t shutdown_status_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -173,11 +173,10 @@ static ssize_t mic_show_shutdown_status(struct device *dev,
return scnprintf(buf, PAGE_SIZE, "%s\n",
mic_shutdown_status_string[mdev->shutdown_status]);
}
-static DEVICE_ATTR(shutdown_status, S_IRUGO|S_IWUSR,
- mic_show_shutdown_status, NULL);
+static DEVICE_ATTR_RO(shutdown_status);
static ssize_t
-mic_show_cmdline(struct device *dev, struct device_attribute *attr, char *buf)
+cmdline_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
char *cmdline;
@@ -193,7 +192,7 @@ mic_show_cmdline(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
-mic_store_cmdline(struct device *dev, struct device_attribute *attr,
+cmdline_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -220,11 +219,10 @@ unlock:
mutex_unlock(&mdev->mic_mutex);
return count;
}
-static DEVICE_ATTR(cmdline, S_IRUGO | S_IWUSR,
- mic_show_cmdline, mic_store_cmdline);
+static DEVICE_ATTR_RW(cmdline);
static ssize_t
-mic_show_firmware(struct device *dev, struct device_attribute *attr, char *buf)
+firmware_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
char *firmware;
@@ -240,7 +238,7 @@ mic_show_firmware(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
-mic_store_firmware(struct device *dev, struct device_attribute *attr,
+firmware_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -266,11 +264,10 @@ unlock:
mutex_unlock(&mdev->mic_mutex);
return count;
}
-static DEVICE_ATTR(firmware, S_IRUGO | S_IWUSR,
- mic_show_firmware, mic_store_firmware);
+static DEVICE_ATTR_RW(firmware);
static ssize_t
-mic_show_ramdisk(struct device *dev, struct device_attribute *attr, char *buf)
+ramdisk_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
char *ramdisk;
@@ -286,7 +283,7 @@ mic_show_ramdisk(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
-mic_store_ramdisk(struct device *dev, struct device_attribute *attr,
+ramdisk_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -313,11 +310,10 @@ unlock:
mutex_unlock(&mdev->mic_mutex);
return count;
}
-static DEVICE_ATTR(ramdisk, S_IRUGO | S_IWUSR,
- mic_show_ramdisk, mic_store_ramdisk);
+static DEVICE_ATTR_RW(ramdisk);
static ssize_t
-mic_show_bootmode(struct device *dev, struct device_attribute *attr, char *buf)
+bootmode_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
char *bootmode;
@@ -333,7 +329,7 @@ mic_show_bootmode(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
-mic_store_bootmode(struct device *dev, struct device_attribute *attr,
+bootmode_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -363,11 +359,10 @@ unlock:
mutex_unlock(&mdev->mic_mutex);
return count;
}
-static DEVICE_ATTR(bootmode, S_IRUGO | S_IWUSR,
- mic_show_bootmode, mic_store_bootmode);
+static DEVICE_ATTR_RW(bootmode);
static ssize_t
-mic_show_log_buf_addr(struct device *dev, struct device_attribute *attr,
+log_buf_addr_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -379,7 +374,7 @@ mic_show_log_buf_addr(struct device *dev, struct device_attribute *attr,
}
static ssize_t
-mic_store_log_buf_addr(struct device *dev, struct device_attribute *attr,
+log_buf_addr_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -398,11 +393,10 @@ mic_store_log_buf_addr(struct device *dev, struct device_attribute *attr,
exit:
return ret;
}
-static DEVICE_ATTR(log_buf_addr, S_IRUGO | S_IWUSR,
- mic_show_log_buf_addr, mic_store_log_buf_addr);
+static DEVICE_ATTR_RW(log_buf_addr);
static ssize_t
-mic_show_log_buf_len(struct device *dev, struct device_attribute *attr,
+log_buf_len_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -414,7 +408,7 @@ mic_show_log_buf_len(struct device *dev, struct device_attribute *attr,
}
static ssize_t
-mic_store_log_buf_len(struct device *dev, struct device_attribute *attr,
+log_buf_len_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct mic_device *mdev = dev_get_drvdata(dev->parent);
@@ -433,8 +427,7 @@ mic_store_log_buf_len(struct device *dev, struct device_attribute *attr,
exit:
return ret;
}
-static DEVICE_ATTR(log_buf_len, S_IRUGO | S_IWUSR,
- mic_show_log_buf_len, mic_store_log_buf_len);
+static DEVICE_ATTR_RW(log_buf_len);
static struct attribute *mic_default_attrs[] = {
&dev_attr_family.attr,
@@ -451,16 +444,9 @@ static struct attribute *mic_default_attrs[] = {
NULL
};
-static struct attribute_group mic_attr_group = {
- .attrs = mic_default_attrs,
-};
-
-static const struct attribute_group *__mic_attr_group[] = {
- &mic_attr_group,
- NULL
-};
+ATTRIBUTE_GROUPS(mic_default);
void mic_sysfs_init(struct mic_device *mdev)
{
- mdev->attr_group = __mic_attr_group;
+ mdev->attr_group = mic_default_groups;
}
--
1.8.2.1
--
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