diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1251_event.c')
-rw-r--r-- | drivers/net/wireless/wl12xx/wl1251_event.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1251_event.c b/drivers/net/wireless/wl12xx/wl1251_event.c deleted file mode 100644 index 020d764f9c13..000000000000 --- a/drivers/net/wireless/wl12xx/wl1251_event.c +++ /dev/null | |||
@@ -1,143 +0,0 @@ | |||
1 | /* | ||
2 | * This file is part of wl1251 | ||
3 | * | ||
4 | * Copyright (c) 1998-2007 Texas Instruments Incorporated | ||
5 | * Copyright (C) 2008 Nokia Corporation | ||
6 | * | ||
7 | * Contact: Kalle Valo <kalle.valo@nokia.com> | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or | ||
10 | * modify it under the terms of the GNU General Public License | ||
11 | * version 2 as published by the Free Software Foundation. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, but | ||
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
16 | * General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | ||
21 | * 02110-1301 USA | ||
22 | * | ||
23 | */ | ||
24 | |||
25 | #include "wl1251.h" | ||
26 | #include "wl1251_reg.h" | ||
27 | #include "wl1251_io.h" | ||
28 | #include "wl1251_event.h" | ||
29 | #include "wl1251_ps.h" | ||
30 | |||
31 | static int wl1251_event_scan_complete(struct wl1251 *wl, | ||
32 | struct event_mailbox *mbox) | ||
33 | { | ||
34 | wl1251_debug(DEBUG_EVENT, "status: 0x%x, channels: %d", | ||
35 | mbox->scheduled_scan_status, | ||
36 | mbox->scheduled_scan_channels); | ||
37 | |||
38 | if (wl->scanning) { | ||
39 | mutex_unlock(&wl->mutex); | ||
40 | ieee80211_scan_completed(wl->hw, false); | ||
41 | mutex_lock(&wl->mutex); | ||
42 | wl1251_debug(DEBUG_MAC80211, "mac80211 hw scan completed"); | ||
43 | wl->scanning = false; | ||
44 | } | ||
45 | |||
46 | return 0; | ||
47 | } | ||
48 | |||
49 | static void wl1251_event_mbox_dump(struct event_mailbox *mbox) | ||
50 | { | ||
51 | wl1251_debug(DEBUG_EVENT, "MBOX DUMP:"); | ||
52 | wl1251_debug(DEBUG_EVENT, "\tvector: 0x%x", mbox->events_vector); | ||
53 | wl1251_debug(DEBUG_EVENT, "\tmask: 0x%x", mbox->events_mask); | ||
54 | } | ||
55 | |||
56 | static int wl1251_event_process(struct wl1251 *wl, struct event_mailbox *mbox) | ||
57 | { | ||
58 | int ret; | ||
59 | u32 vector; | ||
60 | |||
61 | wl1251_event_mbox_dump(mbox); | ||
62 | |||
63 | vector = mbox->events_vector & ~(mbox->events_mask); | ||
64 | wl1251_debug(DEBUG_EVENT, "vector: 0x%x", vector); | ||
65 | |||
66 | if (vector & SCAN_COMPLETE_EVENT_ID) { | ||
67 | ret = wl1251_event_scan_complete(wl, mbox); | ||
68 | if (ret < 0) | ||
69 | return ret; | ||
70 | } | ||
71 | |||
72 | if (vector & BSS_LOSE_EVENT_ID) { | ||
73 | wl1251_debug(DEBUG_EVENT, "BSS_LOSE_EVENT"); | ||
74 | |||
75 | if (wl->psm_requested && wl->psm) { | ||
76 | ret = wl1251_ps_set_mode(wl, STATION_ACTIVE_MODE); | ||
77 | if (ret < 0) | ||
78 | return ret; | ||
79 | } | ||
80 | } | ||
81 | |||
82 | if (vector & SYNCHRONIZATION_TIMEOUT_EVENT_ID && wl->psm) { | ||
83 | wl1251_debug(DEBUG_EVENT, "SYNCHRONIZATION_TIMEOUT_EVENT"); | ||
84 | |||
85 | /* indicate to the stack, that beacons have been lost */ | ||
86 | ieee80211_beacon_loss(wl->vif); | ||
87 | } | ||
88 | |||
89 | if (vector & REGAINED_BSS_EVENT_ID) { | ||
90 | if (wl->psm_requested) { | ||
91 | ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE); | ||
92 | if (ret < 0) | ||
93 | return ret; | ||
94 | } | ||
95 | } | ||
96 | |||
97 | return 0; | ||
98 | } | ||
99 | |||
100 | int wl1251_event_unmask(struct wl1251 *wl) | ||
101 | { | ||
102 | int ret; | ||
103 | |||
104 | ret = wl1251_acx_event_mbox_mask(wl, ~(wl->event_mask)); | ||
105 | if (ret < 0) | ||
106 | return ret; | ||
107 | |||
108 | return 0; | ||
109 | } | ||
110 | |||
111 | void wl1251_event_mbox_config(struct wl1251 *wl) | ||
112 | { | ||
113 | wl->mbox_ptr[0] = wl1251_reg_read32(wl, REG_EVENT_MAILBOX_PTR); | ||
114 | wl->mbox_ptr[1] = wl->mbox_ptr[0] + sizeof(struct event_mailbox); | ||
115 | |||
116 | wl1251_debug(DEBUG_EVENT, "MBOX ptrs: 0x%x 0x%x", | ||
117 | wl->mbox_ptr[0], wl->mbox_ptr[1]); | ||
118 | } | ||
119 | |||
120 | int wl1251_event_handle(struct wl1251 *wl, u8 mbox_num) | ||
121 | { | ||
122 | struct event_mailbox mbox; | ||
123 | int ret; | ||
124 | |||
125 | wl1251_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num); | ||
126 | |||
127 | if (mbox_num > 1) | ||
128 | return -EINVAL; | ||
129 | |||
130 | /* first we read the mbox descriptor */ | ||
131 | wl1251_mem_read(wl, wl->mbox_ptr[mbox_num], &mbox, | ||
132 | sizeof(struct event_mailbox)); | ||
133 | |||
134 | /* process the descriptor */ | ||
135 | ret = wl1251_event_process(wl, &mbox); | ||
136 | if (ret < 0) | ||
137 | return ret; | ||
138 | |||
139 | /* then we let the firmware know it can go on...*/ | ||
140 | wl1251_reg_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_EVENT_ACK); | ||
141 | |||
142 | return 0; | ||
143 | } | ||