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wil6210: add debugfs 'mids' file 

Added a new debugfs file 'mids' to print the list of
virtual interfaces by MAC ID (MID). Allows mapping
between the internal MID used by FW and the actual
network interface used by the VIF. This is needed by
debugging tools.

Signed-off-by: Lior David <liord@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Lior David 2018-02-26 20:12:18 +02:00 committed by Kalle Valo
parent 5bd6098252
commit 3a3b745f1e
1 changed files with 37 additions and 0 deletions
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37
drivers/net/wireless/ath/wil6210/debugfs.c
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@ -1495,6 +1495,42 @@ static const struct file_operations fops_sta = {
.llseek = seq_lseek,
};
static int wil_mids_debugfs_show(struct seq_file *s, void *data)
{
struct wil6210_priv *wil = s->private;
struct wil6210_vif *vif;
struct net_device *ndev;
int i;
mutex_lock(&wil->vif_mutex);
for (i = 0; i < wil->max_vifs; i++) {
vif = wil->vifs[i];
if (vif) {
ndev = vif_to_ndev(vif);
seq_printf(s, "[%d] %pM %s\n", i, ndev->dev_addr,
ndev->name);
} else {
seq_printf(s, "[%d] unused\n", i);
}
}
mutex_unlock(&wil->vif_mutex);
return 0;
}
static int wil_mids_seq_open(struct inode *inode, struct file *file)
{
return single_open(file, wil_mids_debugfs_show, inode->i_private);
}
static const struct file_operations fops_mids = {
.open = wil_mids_seq_open,
.release = single_release,
.read = seq_read,
.llseek = seq_lseek,
};
static ssize_t wil_read_file_led_cfg(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@ -1749,6 +1785,7 @@ static const struct {
{"mbox", 0444, &fops_mbox},
{"vrings", 0444, &fops_vring},
{"stations", 0444, &fops_sta},
{"mids", 0444, &fops_mids},
{"desc", 0444, &fops_txdesc},
{"bf", 0444, &fops_bf},
{"mem_val", 0644, &fops_memread},