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path: root/drivers/net/gianfar_sysfs.c
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Diffstat (limited to 'drivers/net/gianfar_sysfs.c')
-rw-r--r--drivers/net/gianfar_sysfs.c33
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c
index 782c20170082..dd26da74f27a 100644
--- a/drivers/net/gianfar_sysfs.c
+++ b/drivers/net/gianfar_sysfs.c
@@ -53,6 +53,9 @@ static ssize_t gfar_set_bd_stash(struct device *dev,
u32 temp;
unsigned long flags;
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_BD_STASHING))
+ return count;
+
/* Find out the new setting */
if (!strncmp("on", buf, count - 1) || !strncmp("1", buf, count - 1))
new_setting = 1;
@@ -81,7 +84,7 @@ static ssize_t gfar_set_bd_stash(struct device *dev,
return count;
}
-DEVICE_ATTR(bd_stash, 0644, gfar_show_bd_stash, gfar_set_bd_stash);
+static DEVICE_ATTR(bd_stash, 0644, gfar_show_bd_stash, gfar_set_bd_stash);
static ssize_t gfar_show_rx_stash_size(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -100,6 +103,9 @@ static ssize_t gfar_set_rx_stash_size(struct device *dev,
u32 temp;
unsigned long flags;
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_BUF_STASHING))
+ return count;
+
spin_lock_irqsave(&priv->rxlock, flags);
if (length > priv->rx_buffer_size)
goto out;
@@ -130,8 +136,8 @@ out:
return count;
}
-DEVICE_ATTR(rx_stash_size, 0644, gfar_show_rx_stash_size,
- gfar_set_rx_stash_size);
+static DEVICE_ATTR(rx_stash_size, 0644, gfar_show_rx_stash_size,
+ gfar_set_rx_stash_size);
/* Stashing will only be enabled when rx_stash_size != 0 */
static ssize_t gfar_show_rx_stash_index(struct device *dev,
@@ -152,6 +158,9 @@ static ssize_t gfar_set_rx_stash_index(struct device *dev,
u32 temp;
unsigned long flags;
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_BUF_STASHING))
+ return count;
+
spin_lock_irqsave(&priv->rxlock, flags);
if (index > priv->rx_stash_size)
goto out;
@@ -172,8 +181,8 @@ out:
return count;
}
-DEVICE_ATTR(rx_stash_index, 0644, gfar_show_rx_stash_index,
- gfar_set_rx_stash_index);
+static DEVICE_ATTR(rx_stash_index, 0644, gfar_show_rx_stash_index,
+ gfar_set_rx_stash_index);
static ssize_t gfar_show_fifo_threshold(struct device *dev,
struct device_attribute *attr,
@@ -210,8 +219,8 @@ static ssize_t gfar_set_fifo_threshold(struct device *dev,
return count;
}
-DEVICE_ATTR(fifo_threshold, 0644, gfar_show_fifo_threshold,
- gfar_set_fifo_threshold);
+static DEVICE_ATTR(fifo_threshold, 0644, gfar_show_fifo_threshold,
+ gfar_set_fifo_threshold);
static ssize_t gfar_show_fifo_starve(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -247,7 +256,8 @@ static ssize_t gfar_set_fifo_starve(struct device *dev,
return count;
}
-DEVICE_ATTR(fifo_starve, 0644, gfar_show_fifo_starve, gfar_set_fifo_starve);
+static DEVICE_ATTR(fifo_starve, 0644, gfar_show_fifo_starve,
+ gfar_set_fifo_starve);
static ssize_t gfar_show_fifo_starve_off(struct device *dev,
struct device_attribute *attr,
@@ -284,8 +294,8 @@ static ssize_t gfar_set_fifo_starve_off(struct device *dev,
return count;
}
-DEVICE_ATTR(fifo_starve_off, 0644, gfar_show_fifo_starve_off,
- gfar_set_fifo_starve_off);
+static DEVICE_ATTR(fifo_starve_off, 0644, gfar_show_fifo_starve_off,
+ gfar_set_fifo_starve_off);
void gfar_init_sysfs(struct net_device *dev)
{
@@ -293,12 +303,9 @@ void gfar_init_sysfs(struct net_device *dev)
int rc;
/* Initialize the default values */
- priv->rx_stash_size = DEFAULT_STASH_LENGTH;
- priv->rx_stash_index = DEFAULT_STASH_INDEX;
priv->fifo_threshold = DEFAULT_FIFO_TX_THR;
priv->fifo_starve = DEFAULT_FIFO_TX_STARVE;
priv->fifo_starve_off = DEFAULT_FIFO_TX_STARVE_OFF;
- priv->bd_stash_en = DEFAULT_BD_STASH;
/* Create our sysfs files */
rc = device_create_file(&dev->dev, &dev_attr_bd_stash);