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path: root/drivers/net/wireless/rt2x00
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Diffstat (limited to 'drivers/net/wireless/rt2x00')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00debug.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c17
2 files changed, 14 insertions, 8 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 21af11a9733..bfab3b8780d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -278,6 +278,7 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file,
{
struct rt2x00debug_intf *intf = file->private_data;
struct data_queue *queue;
+ unsigned long irqflags;
unsigned int lines = 1 + intf->rt2x00dev->data_queues;
size_t size;
char *data;
@@ -294,7 +295,7 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file,
sprintf(data, "qid\tcount\tlimit\tlength\tindex\tdone\tcrypto\n");
queue_for_each(intf->rt2x00dev, queue) {
- spin_lock(&queue->lock);
+ spin_lock_irqsave(&queue->lock, irqflags);
temp += sprintf(temp, "%d\t%d\t%d\t%d\t%d\t%d\t%d\n", queue->qid,
queue->count, queue->limit, queue->length,
@@ -302,7 +303,7 @@ static ssize_t rt2x00debug_read_queue_stats(struct file *file,
queue->index[Q_INDEX_DONE],
queue->index[Q_INDEX_CRYPTO]);
- spin_unlock(&queue->lock);
+ spin_unlock_irqrestore(&queue->lock, irqflags);
}
size = strlen(data);
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 9188323f067..659e9f44c40 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -53,6 +53,7 @@ struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
enum queue_index index)
{
struct queue_entry *entry;
+ unsigned long irqflags;
if (unlikely(index >= Q_INDEX_MAX)) {
ERROR(queue->rt2x00dev,
@@ -60,11 +61,11 @@ struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
return NULL;
}
- spin_lock(&queue->lock);
+ spin_lock_irqsave(&queue->lock, irqflags);
entry = &queue->entries[queue->index[index]];
- spin_unlock(&queue->lock);
+ spin_unlock_irqrestore(&queue->lock, irqflags);
return entry;
}
@@ -72,13 +73,15 @@ EXPORT_SYMBOL_GPL(rt2x00queue_get_entry);
void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index)
{
+ unsigned long irqflags;
+
if (unlikely(index >= Q_INDEX_MAX)) {
ERROR(queue->rt2x00dev,
"Index change on invalid index type (%d)\n", index);
return;
}
- spin_lock(&queue->lock);
+ spin_lock_irqsave(&queue->lock, irqflags);
queue->index[index]++;
if (queue->index[index] >= queue->limit)
@@ -91,19 +94,21 @@ void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index)
queue->count ++;
}
- spin_unlock(&queue->lock);
+ spin_unlock_irqrestore(&queue->lock, irqflags);
}
EXPORT_SYMBOL_GPL(rt2x00queue_index_inc);
static void rt2x00queue_reset(struct data_queue *queue)
{
- spin_lock(&queue->lock);
+ unsigned long irqflags;
+
+ spin_lock_irqsave(&queue->lock, irqflags);
queue->count = 0;
queue->length = 0;
memset(queue->index, 0, sizeof(queue->index));
- spin_unlock(&queue->lock);
+ spin_unlock_irqrestore(&queue->lock, irqflags);
}
void rt2x00queue_init_rx(struct rt2x00_dev *rt2x00dev)