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wil6210: add 'info' debugfs entry 

Use 'info' debugfs entry for misc. assorted information.
Start with indication whether platform is AC-powered;
will use it later for power related decisions

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vladimir Kondratiev 2014-06-16 19:37:21 +03:00 committed by John W. Linville
parent 2bdc070026
commit 84bb29b7ab
1 changed files with 25 additions and 0 deletions
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25
drivers/net/wireless/ath/wil6210/debugfs.c
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@ -19,6 +19,7 @@
#include <linux/seq_file.h>
#include <linux/pci.h>
#include <linux/rtnetlink.h>
#include <linux/power_supply.h>
#include "wil6210.h"
#include "txrx.h"
@ -847,6 +848,29 @@ static const struct file_operations fops_link = {
.llseek = seq_lseek,
};
/*---------info------------*/
static int wil_info_debugfs_show(struct seq_file *s, void *data)
{
int is_ac = power_supply_is_system_supplied();
/* >0 : AC; 0 : battery; <0 : error */
seq_printf(s, "AC powered : %d\n", is_ac);
return 0;
}
static int wil_info_seq_open(struct inode *inode, struct file *file)
{
return single_open(file, wil_info_debugfs_show, inode->i_private);
}
static const struct file_operations fops_info = {
.open = wil_info_seq_open,
.release = single_release,
.read = seq_read,
.llseek = seq_lseek,
};
/*---------Station matrix------------*/
static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
{
@ -956,6 +980,7 @@ int wil6210_debugfs_init(struct wil6210_priv *wil)
debugfs_create_file("temp", S_IRUGO, dbg, wil, &fops_temp);
debugfs_create_file("freq", S_IRUGO, dbg, wil, &fops_freq);
debugfs_create_file("link", S_IRUGO, dbg, wil, &fops_link);
debugfs_create_file("info", S_IRUGO, dbg, wil, &fops_info);
wil->rgf_blob.data = (void * __force)wil->csr + 0;
wil->rgf_blob.size = 0xa000;