1/*
2 * This file is part of wl18xx
3 *
4 * Copyright (C) 2011 Texas Instruments Inc.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18 * 02110-1301 USA
19 *
20 */
21
22#include "../wlcore/cmd.h"
23#include "../wlcore/debug.h"
24#include "../wlcore/hw_ops.h"
25
26#include "cmd.h"
27
28int wl18xx_cmd_channel_switch(struct wl1271 *wl,
29			      struct wl12xx_vif *wlvif,
30			      struct ieee80211_channel_switch *ch_switch)
31{
32	struct wl18xx_cmd_channel_switch *cmd;
33	u32 supported_rates;
34	int ret;
35
36	wl1271_debug(DEBUG_ACX, "cmd channel switch (count=%d)",
37		     ch_switch->count);
38
39	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
40	if (!cmd) {
41		ret = -ENOMEM;
42		goto out;
43	}
44
45	cmd->role_id = wlvif->role_id;
46	cmd->channel = ch_switch->chandef.chan->hw_value;
47	cmd->switch_time = ch_switch->count;
48	cmd->stop_tx = ch_switch->block_tx;
49
50	switch (ch_switch->chandef.chan->band) {
51	case IEEE80211_BAND_2GHZ:
52		cmd->band = WLCORE_BAND_2_4GHZ;
53		break;
54	case IEEE80211_BAND_5GHZ:
55		cmd->band = WLCORE_BAND_5GHZ;
56		break;
57	default:
58		wl1271_error("invalid channel switch band: %d",
59			     ch_switch->chandef.chan->band);
60		ret = -EINVAL;
61		goto out_free;
62	}
63
64	supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES;
65	if (wlvif->bss_type == BSS_TYPE_STA_BSS)
66		supported_rates |= wlcore_hw_sta_get_ap_rate_mask(wl, wlvif);
67	else
68		supported_rates |=
69			wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
70	if (wlvif->p2p)
71		supported_rates &= ~CONF_TX_CCK_RATES;
72	cmd->local_supported_rates = cpu_to_le32(supported_rates);
73	cmd->channel_type = wlvif->channel_type;
74
75	ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
76	if (ret < 0) {
77		wl1271_error("failed to send channel switch command");
78		goto out_free;
79	}
80
81out_free:
82	kfree(cmd);
83out:
84	return ret;
85}
86
87int wl18xx_cmd_smart_config_start(struct wl1271 *wl, u32 group_bitmap)
88{
89	struct wl18xx_cmd_smart_config_start *cmd;
90	int ret = 0;
91
92	wl1271_debug(DEBUG_CMD, "cmd smart config start group_bitmap=0x%x",
93		     group_bitmap);
94
95	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
96	if (!cmd) {
97		ret = -ENOMEM;
98		goto out;
99	}
100
101	cmd->group_id_bitmask = cpu_to_le32(group_bitmap);
102
103	ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_START, cmd, sizeof(*cmd), 0);
104	if (ret < 0) {
105		wl1271_error("failed to send smart config start command");
106		goto out_free;
107	}
108
109out_free:
110	kfree(cmd);
111out:
112	return ret;
113}
114
115int wl18xx_cmd_smart_config_stop(struct wl1271 *wl)
116{
117	struct wl1271_cmd_header *cmd;
118	int ret = 0;
119
120	wl1271_debug(DEBUG_CMD, "cmd smart config stop");
121
122	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
123	if (!cmd) {
124		ret = -ENOMEM;
125		goto out;
126	}
127
128	ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_STOP, cmd, sizeof(*cmd), 0);
129	if (ret < 0) {
130		wl1271_error("failed to send smart config stop command");
131		goto out_free;
132	}
133
134out_free:
135	kfree(cmd);
136out:
137	return ret;
138}
139
140int wl18xx_cmd_smart_config_set_group_key(struct wl1271 *wl, u16 group_id,
141					  u8 key_len, u8 *key)
142{
143	struct wl18xx_cmd_smart_config_set_group_key *cmd;
144	int ret = 0;
145
146	wl1271_debug(DEBUG_CMD, "cmd smart config set group key id=0x%x",
147		     group_id);
148
149	if (key_len != sizeof(cmd->key)) {
150		wl1271_error("invalid group key size: %d", key_len);
151		return -E2BIG;
152	}
153
154	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
155	if (!cmd) {
156		ret = -ENOMEM;
157		goto out;
158	}
159
160	cmd->group_id = cpu_to_le32(group_id);
161	memcpy(cmd->key, key, key_len);
162
163	ret = wl1271_cmd_send(wl, CMD_SMART_CONFIG_SET_GROUP_KEY, cmd,
164			      sizeof(*cmd), 0);
165	if (ret < 0) {
166		wl1271_error("failed to send smart config set group key cmd");
167		goto out_free;
168	}
169
170out_free:
171	kfree(cmd);
172out:
173	return ret;
174}
175
176int wl18xx_cmd_set_cac(struct wl1271 *wl, struct wl12xx_vif *wlvif, bool start)
177{
178	struct wlcore_cmd_cac_start *cmd;
179	int ret = 0;
180
181	wl1271_debug(DEBUG_CMD, "cmd cac (channel %d) %s",
182		     wlvif->channel, start ? "start" : "stop");
183
184	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
185	if (!cmd)
186		return -ENOMEM;
187
188	cmd->role_id = wlvif->role_id;
189	cmd->channel = wlvif->channel;
190	if (wlvif->band == IEEE80211_BAND_5GHZ)
191		cmd->band = WLCORE_BAND_5GHZ;
192	cmd->bandwidth = wlcore_get_native_channel_type(wlvif->channel_type);
193
194	ret = wl1271_cmd_send(wl,
195			      start ? CMD_CAC_START : CMD_CAC_STOP,
196			      cmd, sizeof(*cmd), 0);
197	if (ret < 0) {
198		wl1271_error("failed to send cac command");
199		goto out_free;
200	}
201
202out_free:
203	kfree(cmd);
204	return ret;
205}
206
207int wl18xx_cmd_radar_detection_debug(struct wl1271 *wl, u8 channel)
208{
209	struct wl18xx_cmd_dfs_radar_debug *cmd;
210	int ret = 0;
211
212	wl1271_debug(DEBUG_CMD, "cmd radar detection debug (chan %d)",
213		     channel);
214
215	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
216	if (!cmd)
217		return -ENOMEM;
218
219	cmd->channel = channel;
220
221	ret = wl1271_cmd_send(wl, CMD_DFS_RADAR_DETECTION_DEBUG,
222			      cmd, sizeof(*cmd), 0);
223	if (ret < 0) {
224		wl1271_error("failed to send radar detection debug command");
225		goto out_free;
226	}
227
228out_free:
229	kfree(cmd);
230	return ret;
231}
232
233int wl18xx_cmd_dfs_master_restart(struct wl1271 *wl, struct wl12xx_vif *wlvif)
234{
235	struct wl18xx_cmd_dfs_master_restart *cmd;
236	int ret = 0;
237
238	wl1271_debug(DEBUG_CMD, "cmd dfs master restart (role %d)",
239		     wlvif->role_id);
240
241	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
242	if (!cmd)
243		return -ENOMEM;
244
245	cmd->role_id = wlvif->role_id;
246
247	ret = wl1271_cmd_send(wl, CMD_DFS_MASTER_RESTART,
248			      cmd, sizeof(*cmd), 0);
249	if (ret < 0) {
250		wl1271_error("failed to send dfs master restart command");
251		goto out_free;
252	}
253out_free:
254	kfree(cmd);
255	return ret;
256}
257