/*
- Copyright (C) 2004 - 2007 rt2x00 SourceForge Project
+ Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
<http://rt2x00.serialmonkey.com>
This program is free software; you can redistribute it and/or modify
#include "rt2x00lib.h"
#include "rt2x00dump.h"
-#define PRINT_LINE_LEN_MAX 32
+#define MAX_LINE_LENGTH 64
struct rt2x00debug_intf {
/*
* - eeprom offset/value files
* - bbp offset/value files
* - rf offset/value files
- * - frame dump folder
+ * - queue folder
* - frame dump file
+ * - queue stats file
*/
struct dentry *driver_folder;
struct dentry *driver_entry;
struct dentry *bbp_val_entry;
struct dentry *rf_off_entry;
struct dentry *rf_val_entry;
- struct dentry *frame_folder;
- struct dentry *frame_dump_entry;
+ struct dentry *queue_folder;
+ struct dentry *queue_frame_dump_entry;
+ struct dentry *queue_stats_entry;
/*
* The frame dump file only allows a single reader,
};
void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
- struct sk_buff *skb)
+ enum rt2x00_dump_type type, struct sk_buff *skb)
{
struct rt2x00debug_intf *intf = rt2x00dev->debugfs_intf;
- struct skb_desc *desc = get_skb_desc(skb);
+ struct skb_frame_desc *desc = get_skb_frame_desc(skb);
struct sk_buff *skbcopy;
struct rt2x00dump_hdr *dump_hdr;
struct timeval timestamp;
dump_hdr->chip_rt = cpu_to_le16(rt2x00dev->chip.rt);
dump_hdr->chip_rf = cpu_to_le16(rt2x00dev->chip.rf);
dump_hdr->chip_rev = cpu_to_le32(rt2x00dev->chip.rev);
- dump_hdr->type = cpu_to_le16(desc->frame_type);
- dump_hdr->ring_index = desc->ring->queue_idx;
+ dump_hdr->type = cpu_to_le16(type);
+ dump_hdr->queue_index = desc->entry->queue->qid;
dump_hdr->entry_index = desc->entry->entry_idx;
dump_hdr->timestamp_sec = cpu_to_le32(timestamp.tv_sec);
dump_hdr->timestamp_usec = cpu_to_le32(timestamp.tv_usec);
return 0;
}
-static int rt2x00debug_open_ring_dump(struct inode *inode, struct file *file)
+static int rt2x00debug_open_queue_dump(struct inode *inode, struct file *file)
{
struct rt2x00debug_intf *intf = inode->i_private;
int retval;
return 0;
}
-static int rt2x00debug_release_ring_dump(struct inode *inode, struct file *file)
+static int rt2x00debug_release_queue_dump(struct inode *inode, struct file *file)
{
struct rt2x00debug_intf *intf = inode->i_private;
return rt2x00debug_file_release(inode, file);
}
-static ssize_t rt2x00debug_read_ring_dump(struct file *file,
- char __user *buf,
- size_t length,
- loff_t *offset)
+static ssize_t rt2x00debug_read_queue_dump(struct file *file,
+ char __user *buf,
+ size_t length,
+ loff_t *offset)
{
struct rt2x00debug_intf *intf = file->private_data;
struct sk_buff *skb;
return status;
}
-static unsigned int rt2x00debug_poll_ring_dump(struct file *file,
- poll_table *wait)
+static unsigned int rt2x00debug_poll_queue_dump(struct file *file,
+ poll_table *wait)
{
struct rt2x00debug_intf *intf = file->private_data;
return 0;
}
-static const struct file_operations rt2x00debug_fop_ring_dump = {
+static const struct file_operations rt2x00debug_fop_queue_dump = {
.owner = THIS_MODULE,
- .read = rt2x00debug_read_ring_dump,
- .poll = rt2x00debug_poll_ring_dump,
- .open = rt2x00debug_open_ring_dump,
- .release = rt2x00debug_release_ring_dump,
+ .read = rt2x00debug_read_queue_dump,
+ .poll = rt2x00debug_poll_queue_dump,
+ .open = rt2x00debug_open_queue_dump,
+ .release = rt2x00debug_release_queue_dump,
+};
+
+static ssize_t rt2x00debug_read_queue_stats(struct file *file,
+ char __user *buf,
+ size_t length,
+ loff_t *offset)
+{
+ 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;
+ char *temp;
+
+ if (*offset)
+ return 0;
+
+ data = kzalloc(lines * MAX_LINE_LENGTH, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ temp = data +
+ sprintf(data, "qid\tcount\tlimit\tlength\tindex\tdone\tcrypto\n");
+
+ queue_for_each(intf->rt2x00dev, queue) {
+ 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,
+ queue->index[Q_INDEX],
+ queue->index[Q_INDEX_DONE],
+ queue->index[Q_INDEX_CRYPTO]);
+
+ spin_unlock_irqrestore(&queue->lock, irqflags);
+ }
+
+ size = strlen(data);
+ size = min(size, length);
+
+ if (copy_to_user(buf, data, size)) {
+ kfree(data);
+ return -EFAULT;
+ }
+
+ kfree(data);
+
+ *offset += size;
+ return size;
+}
+
+static const struct file_operations rt2x00debug_fop_queue_stats = {
+ .owner = THIS_MODULE,
+ .read = rt2x00debug_read_queue_stats,
+ .open = rt2x00debug_file_open,
+ .release = rt2x00debug_file_release,
};
#define RT2X00DEBUGFS_OPS_READ(__name, __format, __type) \
{
char *data;
- data = kzalloc(3 * PRINT_LINE_LEN_MAX, GFP_KERNEL);
+ data = kzalloc(3 * MAX_LINE_LENGTH, GFP_KERNEL);
if (!data)
return NULL;
const struct rt2x00debug *debug = intf->debug;
char *data;
- data = kzalloc(8 * PRINT_LINE_LEN_MAX, GFP_KERNEL);
+ data = kzalloc(8 * MAX_LINE_LENGTH, GFP_KERNEL);
if (!data)
return NULL;
#undef RT2X00DEBUGFS_CREATE_REGISTER_ENTRY
- intf->frame_folder =
- debugfs_create_dir("frame", intf->driver_folder);
- if (IS_ERR(intf->frame_folder))
+ intf->queue_folder =
+ debugfs_create_dir("queue", intf->driver_folder);
+ if (IS_ERR(intf->queue_folder))
goto exit;
- intf->frame_dump_entry =
- debugfs_create_file("dump", S_IRUGO, intf->frame_folder,
- intf, &rt2x00debug_fop_ring_dump);
- if (IS_ERR(intf->frame_dump_entry))
+ intf->queue_frame_dump_entry =
+ debugfs_create_file("dump", S_IRUGO, intf->queue_folder,
+ intf, &rt2x00debug_fop_queue_dump);
+ if (IS_ERR(intf->queue_frame_dump_entry))
goto exit;
skb_queue_head_init(&intf->frame_dump_skbqueue);
init_waitqueue_head(&intf->frame_dump_waitqueue);
+ intf->queue_stats_entry =
+ debugfs_create_file("queue", S_IRUGO, intf->queue_folder,
+ intf, &rt2x00debug_fop_queue_stats);
+
return;
exit:
skb_queue_purge(&intf->frame_dump_skbqueue);
- debugfs_remove(intf->frame_dump_entry);
- debugfs_remove(intf->frame_folder);
+ debugfs_remove(intf->queue_stats_entry);
+ debugfs_remove(intf->queue_frame_dump_entry);
+ debugfs_remove(intf->queue_folder);
debugfs_remove(intf->rf_val_entry);
debugfs_remove(intf->rf_off_entry);
debugfs_remove(intf->bbp_val_entry);
projects / linux-2.6 / blobdiff