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Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1251_event.c')
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_event.c143
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
31static 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
49static 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
56static 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
100int 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
111void 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
120int 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}