// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* File: mac.c
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*
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* Purpose: MAC routines
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*
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* Author: Tevin Chen
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*
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* Date: May 21, 1996
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*
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* Functions:
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*
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* Revision History:
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*/
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#include <linux/etherdevice.h>
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#include "desc.h"
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#include "mac.h"
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#include "usbpipe.h"
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int vnt_mac_set_filter(struct vnt_private *priv, u64 mc_filter)
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{
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__le64 le_mc = cpu_to_le64(mc_filter);
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE, MAC_REG_MAR0,
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MESSAGE_REQUEST_MACREG, sizeof(le_mc),
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(u8 *)&le_mc);
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}
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int vnt_mac_shutdown(struct vnt_private *priv)
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{
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return vnt_control_out(priv, MESSAGE_TYPE_MACSHUTDOWN, 0, 0, 0, NULL);
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}
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int vnt_mac_set_bb_type(struct vnt_private *priv, u8 type)
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{
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u8 data[2];
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data[0] = type;
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data[1] = EnCFG_BBType_MASK;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG0,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data),
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data);
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}
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int vnt_mac_disable_keyentry(struct vnt_private *priv, u8 entry_idx)
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{
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return vnt_control_out(priv, MESSAGE_TYPE_CLRKEYENTRY, 0, 0,
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sizeof(entry_idx), &entry_idx);
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}
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int vnt_mac_set_keyentry(struct vnt_private *priv, u16 key_ctl, u32 entry_idx,
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u32 key_idx, u8 *addr, u8 *key)
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{
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struct vnt_mac_set_key set_key;
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u16 offset;
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offset = MISCFIFO_KEYETRY0;
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offset += entry_idx * MISCFIFO_KEYENTRYSIZE;
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set_key.u.write.key_ctl = cpu_to_le16(key_ctl);
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ether_addr_copy(set_key.u.write.addr, addr);
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/* swap over swap[0] and swap[1] to get correct write order */
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swap(set_key.u.swap[0], set_key.u.swap[1]);
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memcpy(set_key.key, key, WLAN_KEY_LEN_CCMP);
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dev_dbg(&priv->usb->dev, "offset %d key ctl %d set key %24ph\n",
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offset, key_ctl, (u8 *)&set_key);
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return vnt_control_out(priv, MESSAGE_TYPE_SETKEY, offset,
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(u16)key_idx, sizeof(struct vnt_mac_set_key),
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(u8 *)&set_key);
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}
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int vnt_mac_reg_bits_off(struct vnt_private *priv, u8 reg_ofs, u8 bits)
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{
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u8 data[2];
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data[0] = 0;
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data[1] = bits;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, reg_ofs,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_reg_bits_on(struct vnt_private *priv, u8 reg_ofs, u8 bits)
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{
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u8 data[2];
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data[0] = bits;
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data[1] = bits;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, reg_ofs,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_write_word(struct vnt_private *priv, u8 reg_ofs, u16 word)
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{
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u8 data[2];
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data[0] = (u8)(word & 0xff);
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data[1] = (u8)(word >> 8);
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE, reg_ofs,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_set_bssid_addr(struct vnt_private *priv, u8 *addr)
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{
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE, MAC_REG_BSSID0,
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MESSAGE_REQUEST_MACREG, ETH_ALEN, addr);
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}
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int vnt_mac_enable_protect_mode(struct vnt_private *priv)
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{
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u8 data[2];
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data[0] = EnCFG_ProtectMd;
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data[1] = EnCFG_ProtectMd;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG0,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_disable_protect_mode(struct vnt_private *priv)
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{
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u8 data[2];
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data[0] = 0;
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data[1] = EnCFG_ProtectMd;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG0,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_enable_barker_preamble_mode(struct vnt_private *priv)
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{
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u8 data[2];
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data[0] = EnCFG_BarkerPream;
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data[1] = EnCFG_BarkerPream;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG2,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_disable_barker_preamble_mode(struct vnt_private *priv)
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{
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u8 data[2];
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data[0] = 0;
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data[1] = EnCFG_BarkerPream;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_ENCFG2,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_set_beacon_interval(struct vnt_private *priv, u16 interval)
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{
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u8 data[2];
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data[0] = (u8)(interval & 0xff);
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data[1] = (u8)(interval >> 8);
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE, MAC_REG_BI,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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int vnt_mac_set_led(struct vnt_private *priv, u8 state, u8 led)
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{
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u8 data[2];
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data[0] = led;
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data[1] = state;
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return vnt_control_out(priv, MESSAGE_TYPE_WRITE_MASK, MAC_REG_PAPEDELAY,
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MESSAGE_REQUEST_MACREG, ARRAY_SIZE(data), data);
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}
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