From 84bb29b7ab71daed9318073dd33632274373a1ea Mon Sep 17 00:00:00 2001 From: Vladimir Kondratiev Date: Mon, 16 Jun 2014 19:37:21 +0300 Subject: [PATCH] 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 Signed-off-by: John W. Linville --- drivers/net/wireless/ath/wil6210/debugfs.c | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index d6acb309dd16..8bf00aca321b 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -19,6 +19,7 @@ #include #include #include +#include #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; -- 2.20.1