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154 lines
4.1 KiB
154 lines
4.1 KiB
/* |
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* carl9170 firmware - used by the ar9170 wireless device |
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* |
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* Code to handle commands from the host driver. |
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* |
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* Copyright (c) 2000-2005 ZyDAS Technology Corporation |
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* Copyright (c) 2007-2009 Atheros Communications, Inc. |
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* Copyright 2009 Johannes Berg <johannes@sipsolutions.net> |
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* Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program; if not, write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*/ |
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#include "carl9170.h" |
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#include "io.h" |
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#include "cam.h" |
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#include "rf.h" |
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#include "printf.h" |
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#include "timer.h" |
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#include "wl.h" |
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#include "wol.h" |
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void handle_cmd(struct carl9170_rsp *resp) |
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{ |
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struct carl9170_cmd *cmd = &dma_mem.reserved.cmd.cmd; |
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unsigned int i; |
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/* copies cmd, len and extra fields */ |
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resp->hdr.len = cmd->hdr.len; |
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resp->hdr.cmd = cmd->hdr.cmd; |
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resp->hdr.ext = cmd->hdr.ext; |
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resp->hdr.seq |= cmd->hdr.seq; |
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switch (cmd->hdr.cmd & ~CARL9170_CMD_ASYNC_FLAG) { |
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case CARL9170_CMD_RREG: |
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for (i = 0; i < (cmd->hdr.len / 4); i++) |
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resp->rreg_res.vals[i] = get(cmd->rreg.regs[i]); |
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break; |
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case CARL9170_CMD_WREG: |
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resp->hdr.len = 0; |
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for (i = 0; i < (cmd->hdr.len / 8); i++) |
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set(cmd->wreg.regs[i].addr, cmd->wreg.regs[i].val); |
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break; |
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case CARL9170_CMD_ECHO: |
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memcpy(resp->echo.vals, cmd->echo.vals, cmd->hdr.len); |
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break; |
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case CARL9170_CMD_SWRST: |
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#ifdef CONFIG_CARL9170FW_FW_MAC_RESET |
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/* |
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* Command has no payload, so the response |
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* has no payload either. |
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* resp->hdr.len = 0; |
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*/ |
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fw.wlan.mac_reset = CARL9170_MAC_RESET_FORCE; |
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#endif /* CONFIG_CARL9170FW_FW_MAC_RESET */ |
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break; |
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case CARL9170_CMD_REBOOT: |
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/* |
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* resp->len = 0; |
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*/ |
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fw.reboot = 1; |
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break; |
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case CARL9170_CMD_READ_TSF: |
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resp->hdr.len = 8; |
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read_tsf((uint32_t *)resp->tsf.tsf); |
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break; |
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case CARL9170_CMD_RX_FILTER: |
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resp->hdr.len = 0; |
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fw.wlan.rx_filter = cmd->rx_filter.rx_filter; |
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break; |
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case CARL9170_CMD_WOL: |
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wol_cmd(&cmd->wol); |
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break; |
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case CARL9170_CMD_TALLY: |
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resp->hdr.len = sizeof(struct carl9170_tally_rsp); |
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memcpy(&resp->tally, &fw.tally, sizeof(struct carl9170_tally_rsp)); |
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resp->tally.tick = fw.ticks_per_usec; |
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memset(&fw.tally, 0, sizeof(struct carl9170_tally_rsp)); |
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break; |
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#ifdef CONFIG_CARL9170FW_CAB_QUEUE |
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case CARL9170_CMD_BCN_CTRL: |
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resp->hdr.len = 0; |
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if (cmd->bcn_ctrl.mode & CARL9170_BCN_CTRL_CAB_TRIGGER) { |
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wlan_modify_beacon(cmd->bcn_ctrl.vif_id, |
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cmd->bcn_ctrl.bcn_addr, cmd->bcn_ctrl.bcn_len); |
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set(AR9170_MAC_REG_BCN_ADDR, cmd->bcn_ctrl.bcn_addr); |
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set(AR9170_MAC_REG_BCN_LENGTH, cmd->bcn_ctrl.bcn_len); |
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set(AR9170_MAC_REG_BCN_CTRL, AR9170_BCN_CTRL_READY); |
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} else { |
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wlan_cab_flush_queue(cmd->bcn_ctrl.vif_id); |
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fw.wlan.cab_flush_trigger[cmd->bcn_ctrl.vif_id] = CARL9170_CAB_TRIGGER_EMPTY; |
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} |
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break; |
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#endif /* CONFIG_CARL9170FW_CAB_QUEUE */ |
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#ifdef CONFIG_CARL9170FW_SECURITY_ENGINE |
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case CARL9170_CMD_EKEY: |
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resp->hdr.len = 0; |
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set_key(&cmd->setkey); |
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break; |
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case CARL9170_CMD_DKEY: |
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resp->hdr.len = 0; |
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disable_key(&cmd->disablekey); |
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break; |
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#endif /* CONFIG_CARL9170FW_SECURITY_ENGINE */ |
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#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS |
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case CARL9170_CMD_FREQUENCY: |
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case CARL9170_CMD_RF_INIT: |
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rf_cmd(cmd, resp); |
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break; |
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case CARL9170_CMD_FREQ_START: |
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/* |
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* resp->hdr.len = 0; |
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*/ |
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rf_notify_set_channel(); |
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break; |
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case CARL9170_CMD_PSM: |
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resp->hdr.len = 0; |
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fw.phy.psm.state = le32_to_cpu(cmd->psm.state); |
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rf_psm(); |
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break; |
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#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */ |
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default: |
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BUG("Unknown command %x\n", cmd->hdr.cmd); |
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break; |
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} |
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}
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