1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
*
* Contact Information: wlanfae <wlanfae@realtek.com>
*/
#include "rtl_core.h"
#include "r8192E_hw.h"
#include "r8190P_rtl8256.h"
#include "rtl_pm.h"
int rtl92e_suspend(struct device *dev_d)
{
struct net_device *dev = dev_get_drvdata(dev_d);
struct r8192_priv *priv = rtllib_priv(dev);
u32 ulRegRead;
netdev_info(dev, "============> r8192E suspend call.\n");
del_timer_sync(&priv->gpio_polling_timer);
cancel_delayed_work_sync(&priv->gpio_change_rf_wq);
priv->polling_timer_on = 0;
if (!netif_running(dev)) {
netdev_info(dev,
"RTL819XE:UI is open out of suspend function\n");
goto out_pci_suspend;
}
if (dev->netdev_ops->ndo_stop)
dev->netdev_ops->ndo_stop(dev);
netif_device_detach(dev);
if (!priv->rtllib->bSupportRemoteWakeUp) {
rtl92e_set_rf_state(dev, rf_off, RF_CHANGE_BY_INIT);
ulRegRead = rtl92e_readl(dev, CPU_GEN);
ulRegRead |= CPU_GEN_SYSTEM_RESET;
rtl92e_writel(dev, CPU_GEN, ulRegRead);
} else {
rtl92e_writel(dev, WFCRC0, 0xffffffff);
rtl92e_writel(dev, WFCRC1, 0xffffffff);
rtl92e_writel(dev, WFCRC2, 0xffffffff);
rtl92e_writeb(dev, PMR, 0x5);
rtl92e_writeb(dev, MacBlkCtrl, 0xa);
}
out_pci_suspend:
netdev_info(dev, "WOL is %s\n", priv->rtllib->bSupportRemoteWakeUp ?
"Supported" : "Not supported");
device_set_wakeup_enable(dev_d, priv->rtllib->bSupportRemoteWakeUp);
mdelay(20);
return 0;
}
int rtl92e_resume(struct device *dev_d)
{
struct pci_dev *pdev = to_pci_dev(dev_d);
struct net_device *dev = dev_get_drvdata(dev_d);
struct r8192_priv *priv = rtllib_priv(dev);
u32 val;
netdev_info(dev, "================>r8192E resume call.\n");
pci_read_config_dword(pdev, 0x40, &val);
if ((val & 0x0000ff00) != 0)
pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
device_wakeup_disable(dev_d);
if (priv->polling_timer_on == 0)
rtl92e_check_rfctrl_gpio_timer(&priv->gpio_polling_timer);
if (!netif_running(dev)) {
netdev_info(dev,
"RTL819XE:UI is open out of resume function\n");
goto out;
}
netif_device_attach(dev);
if (dev->netdev_ops->ndo_open)
dev->netdev_ops->ndo_open(dev);
if (!priv->rtllib->bSupportRemoteWakeUp)
rtl92e_set_rf_state(dev, rf_on, RF_CHANGE_BY_INIT);
out:
return 0;
}
|
