2 * carl9170 firmware - used by the ar9170 wireless device
4 * Code to handle commands from the host driver.
6 * Copyright (c) 2000-2005 ZyDAS Technology Corporation
7 * Copyright (c) 2007-2009 Atheros Communications, Inc.
8 * Copyright 2009 Johannes Berg <johannes@sipsolutions.net>
9 * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
35 void handle_cmd(struct carl9170_rsp *resp)
37 struct carl9170_cmd *cmd = &dma_mem.reserved.cmd.cmd;
40 /* copies cmd, len and extra fields */
41 resp->hdr.len = cmd->hdr.len;
42 resp->hdr.cmd = cmd->hdr.cmd;
43 resp->hdr.ext = cmd->hdr.ext;
44 resp->hdr.seq |= cmd->hdr.seq;
46 switch (cmd->hdr.cmd & ~CARL9170_CMD_ASYNC_FLAG) {
47 case CARL9170_CMD_RREG:
48 for (i = 0; i < (cmd->hdr.len / 4); i++)
49 resp->rreg_res.vals[i] = get(cmd->rreg.regs[i]);
52 case CARL9170_CMD_WREG:
54 for (i = 0; i < (cmd->hdr.len / 8); i++)
55 set(cmd->wreg.regs[i].addr, cmd->wreg.regs[i].val);
58 case CARL9170_CMD_ECHO:
59 memcpy(resp->echo.vals, cmd->echo.vals, cmd->hdr.len);
62 case CARL9170_CMD_SWRST:
63 #ifdef CONFIG_CARL9170FW_FW_MAC_RESET
65 * Command has no payload, so the response
66 * has no payload either.
69 fw.wlan.mac_reset = CARL9170_MAC_RESET_FORCE;
70 #endif /* CONFIG_CARL9170FW_FW_MAC_RESET */
73 case CARL9170_CMD_REBOOT:
80 case CARL9170_CMD_READ_TSF:
82 read_tsf((uint32_t *)resp->tsf.tsf);
85 case CARL9170_CMD_RX_FILTER:
87 fw.wlan.rx_filter = cmd->rx_filter.rx_filter;
90 case CARL9170_CMD_WOL:
94 case CARL9170_CMD_TALLY:
95 resp->hdr.len = sizeof(struct carl9170_tally_rsp);
96 memcpy(&resp->tally, &fw.tally, sizeof(struct carl9170_tally_rsp));
97 resp->tally.tick = fw.ticks_per_usec;
98 memset(&fw.tally, 0, sizeof(struct carl9170_tally_rsp));
101 #ifdef CONFIG_CARL9170FW_CAB_QUEUE
102 case CARL9170_CMD_BCN_CTRL:
105 if (cmd->bcn_ctrl.mode & CARL9170_BCN_CTRL_CAB_TRIGGER) {
106 wlan_modify_beacon(cmd->bcn_ctrl.vif_id,
107 cmd->bcn_ctrl.bcn_addr, cmd->bcn_ctrl.bcn_len);
108 set(AR9170_MAC_REG_BCN_ADDR, cmd->bcn_ctrl.bcn_addr);
109 set(AR9170_MAC_REG_BCN_LENGTH, cmd->bcn_ctrl.bcn_len);
110 set(AR9170_MAC_REG_BCN_CTRL, AR9170_BCN_CTRL_READY);
112 wlan_cab_flush_queue(cmd->bcn_ctrl.vif_id);
113 fw.wlan.cab_flush_trigger[cmd->bcn_ctrl.vif_id] = CARL9170_CAB_TRIGGER_EMPTY;
116 #endif /* CONFIG_CARL9170FW_CAB_QUEUE */
118 #ifdef CONFIG_CARL9170FW_SECURITY_ENGINE
119 case CARL9170_CMD_EKEY:
121 set_key(&cmd->setkey);
124 case CARL9170_CMD_DKEY:
126 disable_key(&cmd->disablekey);
128 #endif /* CONFIG_CARL9170FW_SECURIT_ENGINE */
130 #ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS
131 case CARL9170_CMD_FREQUENCY:
132 case CARL9170_CMD_RF_INIT:
136 case CARL9170_CMD_FREQ_START:
140 rf_notify_set_channel();
143 case CARL9170_CMD_PSM:
145 fw.phy.psm.state = le32_to_cpu(cmd->psm.state);
148 #endif /* CONFIG_CARL9170FW_RADIO_FUNCTIOS */
151 BUG("Unknown command %x\n", cmd->hdr.cmd);