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Diffstat (limited to 'drivers/staging/vt6656/mac.c')
| -rw-r--r-- | drivers/staging/vt6656/mac.c | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/mac.c b/drivers/staging/vt6656/mac.c new file mode 100644 index 000000000..5dfac05b9 --- /dev/null +++ b/drivers/staging/vt6656/mac.c @@ -0,0 +1,248 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * + * File: mac.c + * + * Purpose: MAC routines + * + * Author: Tevin Chen + * + * Date: May 21, 1996 + * + * Functions: + * + * Revision History: + */ + +#include <linux/etherdevice.h> + +#include "desc.h" +#include "mac.h" +#include "usbpipe.h" + +/* + * Description: + * Write MAC Multicast Address Mask + * + * Parameters: + * In: + * mc_filter (mac filter) + * Out: + * none + * + * Return Value: none + * + */ +void vnt_mac_set_filter(struct vnt_private *priv, u64 mc_filter) +{ + __le64 le_mc = cpu_to_le64(mc_filter); + + vnt_control_out(priv, MESSAGE_TYPE_WRITE, MAC_REG_MAR0, + MESSAGE_REQUEST_MACREG, sizeof(le_mc), (u8 *)&le_mc); +} + +/* + * Description: + * Shut Down MAC + * + * Parameters: + * In: + * Out: + * none + * + * + */ +void vnt_mac_shutdown(struct vnt_private *priv) +{ + vnt_control_out(priv, MESSAGE_TYPE_MACSHUTDOWN, 0, 0, 0, NULL); +} + +void vnt_mac_set_bb_type(struct vnt_private *priv, u8 type) +{ + u8 data[2]; + + data[0] = type; + data[1] = EnCFG_BBType_MASK; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG0, + MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +/* + * Description: + * Disable the Key Entry by MISCFIFO + * + * Parameters: + * In: + * dwIoBase - Base Address for MAC + * + * Out: + * none + * + * Return Value: none + * + */ +void vnt_mac_disable_keyentry(struct vnt_private *priv, u8 entry_idx) +{ + vnt_control_out(priv, MESSAGE_TYPE_CLRKEYENTRY, 0, 0, + sizeof(entry_idx), &entry_idx); +} + +/* + * Description: + * Set the Key by MISCFIFO + * + * Parameters: + * In: + * dwIoBase - Base Address for MAC + * + * Out: + * none + * + * Return Value: none + * + */ +void vnt_mac_set_keyentry(struct vnt_private *priv, u16 key_ctl, u32 entry_idx, + u32 key_idx, u8 *addr, u8 *key) +{ + struct vnt_mac_set_key set_key; + u16 offset; + + offset = MISCFIFO_KEYETRY0; + offset += (entry_idx * MISCFIFO_KEYENTRYSIZE); + + set_key.u.write.key_ctl = cpu_to_le16(key_ctl); + ether_addr_copy(set_key.u.write.addr, addr); + + /* swap over swap[0] and swap[1] to get correct write order */ + swap(set_key.u.swap[0], set_key.u.swap[1]); + + memcpy(set_key.key, key, WLAN_KEY_LEN_CCMP); + + dev_dbg(&priv->usb->dev, "offset %d key ctl %d set key %24ph\n", + offset, key_ctl, (u8 *)&set_key); + + vnt_control_out(priv, MESSAGE_TYPE_SETKEY, offset, + (u16)key_idx, sizeof(struct vnt_mac_set_key), (u8 *)&set_key); +} + +void vnt_mac_reg_bits_off(struct vnt_private *priv, u8 reg_ofs, u8 bits) +{ + u8 data[2]; + + data[0] = 0; + data[1] = bits; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + reg_ofs, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_reg_bits_on(struct vnt_private *priv, u8 reg_ofs, u8 bits) +{ + u8 data[2]; + + data[0] = bits; + data[1] = bits; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + reg_ofs, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_write_word(struct vnt_private *priv, u8 reg_ofs, u16 word) +{ + u8 data[2]; + + data[0] = (u8)(word & 0xff); + data[1] = (u8)(word >> 8); + + vnt_control_out(priv, MESSAGE_TYPE_WRITE, + reg_ofs, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_set_bssid_addr(struct vnt_private *priv, u8 *addr) +{ + vnt_control_out(priv, MESSAGE_TYPE_WRITE, MAC_REG_BSSID0, + MESSAGE_REQUEST_MACREG, ETH_ALEN, addr); +} + +void vnt_mac_enable_protect_mode(struct vnt_private *priv) +{ + u8 data[2]; + + data[0] = EnCFG_ProtectMd; + data[1] = EnCFG_ProtectMd; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + MAC_REG_ENCFG0, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_disable_protect_mode(struct vnt_private *priv) +{ + u8 data[2]; + + data[0] = 0; + data[1] = EnCFG_ProtectMd; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + MAC_REG_ENCFG0, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_enable_barker_preamble_mode(struct vnt_private *priv) +{ + u8 data[2]; + + data[0] = EnCFG_BarkerPream; + data[1] = EnCFG_BarkerPream; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + MAC_REG_ENCFG2, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_disable_barker_preamble_mode(struct vnt_private *priv) +{ + u8 data[2]; + + data[0] = 0; + data[1] = EnCFG_BarkerPream; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, + MAC_REG_ENCFG2, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_set_beacon_interval(struct vnt_private *priv, u16 interval) +{ + u8 data[2]; + + data[0] = (u8)(interval & 0xff); + data[1] = (u8)(interval >> 8); + + vnt_control_out(priv, MESSAGE_TYPE_WRITE, + MAC_REG_BI, MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} + +void vnt_mac_set_led(struct vnt_private *priv, u8 state, u8 led) +{ + u8 data[2]; + + data[0] = led; + data[1] = state; + + vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_PAPEDELAY, + MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data); +} |