mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 12:06:42 +07:00
efb43f4b2c
Three people (Petr Mensik <pihhan@cipis.net> ["si" should be U+0161 U+00ED], Stephen Ho <stephenhoinhk@gmail.com> on zd1211-devs and Ismael Ojeda Perez <iojedaperez@gmail.com> on linux-wireless) reported success in getting TP-Link WN322G/WN422G working by treating MAXIM_NEW_RF(0x08) as UW2453_RF(0x09) for rf chip hardware initialization. Signed-off-by: Hin-Tak Leung <htl10@users.sourceforge.net> Tested-by: Petr Mensik <pihhan@cipis.net> Tested-by: Stephen Ho <stephenhoinhk@gmail.com> Tested-by: Ismael Ojeda Perez <iojedaperez@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
183 lines
4.0 KiB
C
183 lines
4.0 KiB
C
/* ZD1211 USB-WLAN driver for Linux
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*
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* Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
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* Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
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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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/errno.h>
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#include <linux/string.h>
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#include "zd_def.h"
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#include "zd_rf.h"
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#include "zd_mac.h"
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#include "zd_chip.h"
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static const char * const rfs[] = {
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[0] = "unknown RF0",
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[1] = "unknown RF1",
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[UW2451_RF] = "UW2451_RF",
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[UCHIP_RF] = "UCHIP_RF",
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[AL2230_RF] = "AL2230_RF",
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[AL7230B_RF] = "AL7230B_RF",
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[THETA_RF] = "THETA_RF",
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[AL2210_RF] = "AL2210_RF",
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[MAXIM_NEW_RF] = "MAXIM_NEW_RF",
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[UW2453_RF] = "UW2453_RF",
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[AL2230S_RF] = "AL2230S_RF",
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[RALINK_RF] = "RALINK_RF",
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[INTERSIL_RF] = "INTERSIL_RF",
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[RF2959_RF] = "RF2959_RF",
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[MAXIM_NEW2_RF] = "MAXIM_NEW2_RF",
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[PHILIPS_RF] = "PHILIPS_RF",
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};
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const char *zd_rf_name(u8 type)
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{
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if (type & 0xf0)
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type = 0;
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return rfs[type];
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}
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void zd_rf_init(struct zd_rf *rf)
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{
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memset(rf, 0, sizeof(*rf));
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/* default to update channel integration, as almost all RF's do want
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* this */
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rf->update_channel_int = 1;
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}
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void zd_rf_clear(struct zd_rf *rf)
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{
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if (rf->clear)
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rf->clear(rf);
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ZD_MEMCLEAR(rf, sizeof(*rf));
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}
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int zd_rf_init_hw(struct zd_rf *rf, u8 type)
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{
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int r = 0;
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int t;
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struct zd_chip *chip = zd_rf_to_chip(rf);
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ZD_ASSERT(mutex_is_locked(&chip->mutex));
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switch (type) {
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case RF2959_RF:
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r = zd_rf_init_rf2959(rf);
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break;
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case AL2230_RF:
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case AL2230S_RF:
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r = zd_rf_init_al2230(rf);
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break;
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case AL7230B_RF:
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r = zd_rf_init_al7230b(rf);
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break;
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case MAXIM_NEW_RF:
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case UW2453_RF:
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r = zd_rf_init_uw2453(rf);
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break;
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default:
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dev_err(zd_chip_dev(chip),
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"RF %s %#x is not supported\n", zd_rf_name(type), type);
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rf->type = 0;
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return -ENODEV;
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}
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if (r)
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return r;
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rf->type = type;
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r = zd_chip_lock_phy_regs(chip);
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if (r)
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return r;
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t = rf->init_hw(rf);
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r = zd_chip_unlock_phy_regs(chip);
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if (t)
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r = t;
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return r;
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}
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int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size)
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{
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return scnprintf(buffer, size, "%s", zd_rf_name(rf->type));
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}
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int zd_rf_set_channel(struct zd_rf *rf, u8 channel)
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{
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int r;
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ZD_ASSERT(mutex_is_locked(&zd_rf_to_chip(rf)->mutex));
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if (channel < MIN_CHANNEL24)
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return -EINVAL;
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if (channel > MAX_CHANNEL24)
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return -EINVAL;
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dev_dbg_f(zd_chip_dev(zd_rf_to_chip(rf)), "channel: %d\n", channel);
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r = rf->set_channel(rf, channel);
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if (r >= 0)
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rf->channel = channel;
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return r;
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}
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int zd_switch_radio_on(struct zd_rf *rf)
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{
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int r, t;
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struct zd_chip *chip = zd_rf_to_chip(rf);
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ZD_ASSERT(mutex_is_locked(&chip->mutex));
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r = zd_chip_lock_phy_regs(chip);
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if (r)
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return r;
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t = rf->switch_radio_on(rf);
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r = zd_chip_unlock_phy_regs(chip);
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if (t)
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r = t;
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return r;
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}
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int zd_switch_radio_off(struct zd_rf *rf)
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{
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int r, t;
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struct zd_chip *chip = zd_rf_to_chip(rf);
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/* TODO: move phy regs handling to zd_chip */
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ZD_ASSERT(mutex_is_locked(&chip->mutex));
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r = zd_chip_lock_phy_regs(chip);
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if (r)
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return r;
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t = rf->switch_radio_off(rf);
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r = zd_chip_unlock_phy_regs(chip);
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if (t)
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r = t;
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return r;
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}
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int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel)
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{
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if (!rf->patch_6m_band_edge)
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return 0;
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return rf->patch_6m_band_edge(rf, channel);
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}
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int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel)
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{
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return zd_chip_generic_patch_6m_band(zd_rf_to_chip(rf), channel);
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}
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