mirror of
https://github.com/outbackdingo/mt76.git
synced 2026-10-24 13:26:48 +00:00
add basic stub driver for mt7603
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
@@ -1,6 +1,6 @@
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EXTRA_CFLAGS += -Werror
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obj-m := mt76.o mt76x2e.o
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obj-m := mt76.o mt76x2e.o mt7603e.o
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mt76-y := \
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mmio.o util.o trace.o
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@@ -12,3 +12,6 @@ mt76x2e-y := \
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mt76x2_trace.o
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mt76x2e-$(CONFIG_OF) += mt76x2_of.o
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mt7603e-y := \
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mt7603_pci.o mt7603_main.o mt7603_init.o mt7603_mcu.o
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@@ -0,0 +1,35 @@
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/*
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* Copyright (C) 2015 Felix Fietkau <[email protected]>
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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 version 2
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* as published by the Free Software Foundation
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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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#ifndef __MT7603_H
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#define __MT7603_H
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#include <linux/device.h>
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#include "mt76.h"
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#include "mt7603_regs.h"
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#define MT7603_FIRMWARE_E1 "mt7603_e1.bin"
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#define MT7603_FIRMWARE_E2 "mt7603_e2.bin"
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struct mt7603_dev {
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struct mt76_dev mt76;
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struct device *dev;
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u32 rev;
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};
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extern const struct ieee80211_ops mt7603_ops;
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struct mt7603_dev *mt7603_alloc_device(struct device *pdev);
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int mt7603_mcu_init(struct mt7603_dev *dev);
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#endif
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@@ -0,0 +1,30 @@
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/*
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* Copyright (C) 2015 Felix Fietkau <[email protected]>
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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 version 2
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* as published by the Free Software Foundation
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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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#include "mt7603.h"
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struct mt7603_dev *mt7603_alloc_device(struct device *pdev)
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{
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struct ieee80211_hw *hw;
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struct mt7603_dev *dev;
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hw = ieee80211_alloc_hw(sizeof(*dev), &mt7603_ops);
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if (!hw)
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return NULL;
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dev = hw->priv;
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dev->dev = pdev;
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dev->mt76.hw = hw;
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return dev;
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}
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+173
@@ -0,0 +1,173 @@
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/*
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* Copyright (C) 2014 Felix Fietkau <[email protected]>
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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 version 2
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* as published by the Free Software Foundation
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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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#include "mt7603.h"
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static int
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mt7603_start(struct ieee80211_hw *hw)
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{
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return -EINVAL;
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}
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static void
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mt7603_stop(struct ieee80211_hw *hw)
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{
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}
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static int
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mt7603_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
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{
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return -EINVAL;
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}
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static void
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mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
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{
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}
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static int
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mt7603_config(struct ieee80211_hw *hw, u32 changed)
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{
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return -EINVAL;
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}
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static void
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mt7603_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
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unsigned int *total_flags, u64 multicast)
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{
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}
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static void
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mt7603_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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struct ieee80211_bss_conf *info, u32 changed)
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{
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}
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static int
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mt7603_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta)
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{
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return -EINVAL;
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}
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static int
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mt7603_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta)
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{
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return -EINVAL;
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}
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static void
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mt7603_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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enum sta_notify_cmd cmd, struct ieee80211_sta *sta)
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{
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}
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static int
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mt7603_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
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struct ieee80211_vif *vif, struct ieee80211_sta *sta,
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struct ieee80211_key_conf *key)
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{
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return -EINVAL;
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}
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static int
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mt7603_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
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const struct ieee80211_tx_queue_params *params)
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{
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return -EINVAL;
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}
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static void
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mt7603_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const u8 *mac)
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{
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}
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static void
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mt7603_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
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{
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}
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static void
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mt7603_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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u32 queues, bool drop)
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{
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}
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static int
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mt7603_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int *dbm)
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{
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return -EINVAL;
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}
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static int
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mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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enum ieee80211_ampdu_mlme_action action,
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struct ieee80211_sta *sta,u16 tid, u16 *ssn, u8 buf_size,
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bool amsdu)
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{
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return -EINVAL;
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}
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static void
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mt7603_sta_rate_tbl_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
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struct ieee80211_sta *sta)
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{
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}
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static void mt7603_set_coverage_class(struct ieee80211_hw *hw,
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s16 coverage_class)
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{
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}
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static void mt7603_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control,
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struct sk_buff *skb)
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{
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}
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static void mt7603_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq)
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{
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}
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static void
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mt7603_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
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u16 tids, int nframes,
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enum ieee80211_frame_release_type reason,
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bool more_data)
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{
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}
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const struct ieee80211_ops mt7603_ops = {
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.tx = mt7603_tx,
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.start = mt7603_start,
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.stop = mt7603_stop,
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.add_interface = mt7603_add_interface,
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.remove_interface = mt7603_remove_interface,
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.config = mt7603_config,
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.configure_filter = mt7603_configure_filter,
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.bss_info_changed = mt7603_bss_info_changed,
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.sta_add = mt7603_sta_add,
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.sta_remove = mt7603_sta_remove,
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.sta_notify = mt7603_sta_notify,
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.set_key = mt7603_set_key,
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.conf_tx = mt7603_conf_tx,
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.sw_scan_start = mt7603_sw_scan,
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.sw_scan_complete = mt7603_sw_scan_complete,
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.flush = mt7603_flush,
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.ampdu_action = mt7603_ampdu_action,
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.get_txpower = mt7603_get_txpower,
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.wake_tx_queue = mt7603_wake_tx_queue,
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.sta_rate_tbl_update = mt7603_sta_rate_tbl_update,
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.release_buffered_frames = mt7603_release_buffered_frames,
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.set_coverage_class = mt7603_set_coverage_class,
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};
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@@ -0,0 +1,87 @@
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/*
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* Copyright (C) 2015 Felix Fietkau <[email protected]>
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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 version 2
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* as published by the Free Software Foundation
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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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#include <linux/firmware.h>
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#include "mt7603.h"
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struct mt7603_fw_trailer {
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char fw_ver[10];
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char build_date[15];
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__le32 dl_len;
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} __packed;
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static int
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mt7603_load_firmware(struct mt7603_dev *dev)
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{
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const struct firmware *fw;
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const struct mt7603_fw_trailer *hdr;
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u32 val;
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int ret;
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ret = request_firmware(&fw, MT7603_FIRMWARE_E1, dev->dev);
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if (ret)
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return ret;
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if (!fw || !fw->data || fw->size < sizeof(*hdr))
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goto error;
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hdr = (const struct mt7603_fw_trailer *) (fw->data + fw->size - sizeof(*hdr));
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dev_info(dev->dev, "Firmware Version: %.10s\n", hdr->fw_ver);
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dev_info(dev->dev, "Build Time: %.15s\n", hdr->build_date);
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val = mt76_rr(dev, MT_MCU_PCIE_REMAP_1);
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mt76_wr(dev, MT_MCU_PCIE_REMAP_1,
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MT76_SET(MT_MCU_PCIE_REMAP_1_OFFSET, 0x1400));
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mt76_wr(dev, MT_PCIE_REMAP_BASE_1 + 0x12498, 0x5);
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mt76_wr(dev, MT_PCIE_REMAP_BASE_1 + 0x12498, 0x5);
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udelay(1);
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mt76_wr(dev, MT_MCU_PCIE_REMAP_1,
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MT76_SET(MT_MCU_PCIE_REMAP_1_BASE, 0x2940));
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mt76_wr(dev, MT_MCU_PCIE_REMAP_2,
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MT76_SET(MT_MCU_PCIE_REMAP_2_BASE, 0x1001));
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/* switch to bypass mode */
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mt76_rmw(dev, MT_SCH_4, MT_SCH_4_FORCE_QID,
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MT_SCH_4_BYPASS | MT76_SET(MT_SCH_4_FORCE_QID, 5));
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val = mt76_rr(dev, MT_TOP_MISC2);
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if (val & BIT(1)) {
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dev_info(dev->dev, "Firmware already running!\n");
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goto out;
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}
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if (!mt76_poll(dev, MT_TOP_MISC2, BIT(0), BIT(0), 500)) {
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dev_err(dev->dev, "Timeout waiting for ROM code to become ready\n");
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ret = -EIO;
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goto out;
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}
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out:
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release_firmware(fw);
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return ret;
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error:
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printk("Invalid firmware\n");
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release_firmware(fw);
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return -ENOENT;
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}
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int mt7603_mcu_init(struct mt7603_dev *dev)
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{
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return mt7603_load_firmware(dev);
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}
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@@ -0,0 +1,83 @@
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/*
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* Copyright (C) 2014 Felix Fietkau <[email protected]>
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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 version 2
|
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* as published by the Free Software Foundation
|
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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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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include "mt7603.h"
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static const struct pci_device_id mt76pci_device_table[] = {
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{ PCI_DEVICE(0x14c3, 0x7603) },
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{ },
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};
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static int
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mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
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{
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struct mt7603_dev *dev;
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int ret;
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ret = pcim_enable_device(pdev);
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if (ret)
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return ret;
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ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev));
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if (ret)
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return ret;
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pci_set_master(pdev);
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ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
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if (ret)
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return ret;
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dev = mt7603_alloc_device(&pdev->dev);
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if (!dev)
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return -ENOMEM;
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mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
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pci_set_drvdata(pdev, dev);
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dev->rev = mt76_rr(dev, MT_ASIC_VERSION);
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dev_printk(KERN_INFO, dev->dev, "ASIC revision: %08x\n", dev->rev);
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ret = mt7603_mcu_init(dev);
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if (ret)
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return ret;
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return -EINVAL;
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}
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static void
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mt76pci_remove(struct pci_dev *pdev)
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{
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struct mt7603_dev *dev = pci_get_drvdata(pdev);
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ieee80211_free_hw(mt76_hw(dev));
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}
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MODULE_DEVICE_TABLE(pci, mt76pci_device_table);
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MODULE_FIRMWARE(MT7603_FIRMWARE_E1);
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MODULE_FIRMWARE(MT7603_FIRMWARE_E2);
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MODULE_LICENSE("GPL");
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static struct pci_driver mt76pci_driver = {
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.name = KBUILD_MODNAME,
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.id_table = mt76pci_device_table,
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.probe = mt76pci_probe,
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.remove = mt76pci_remove,
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};
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module_pci_driver(mt76pci_driver);
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@@ -0,0 +1,46 @@
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/*
|
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* Copyright (C) 2015 Felix Fietkau <[email protected]>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2
|
||||
* as published by the Free Software Foundation
|
||||
*
|
||||
* 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.
|
||||
*/
|
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|
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#ifndef __MT7603_REGS_H
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#define __MT7603_REGS_H
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#define MT_TOP_MISC2 0x1134
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#define MT_MCU_BASE 0x2000
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#define MT_MCU(ofs) (MT_MCU_BASE + (ofs))
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#define MT_MCU_PCIE_REMAP_1 MT_MCU(0x500)
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#define MT_MCU_PCIE_REMAP_1_OFFSET GENMASK(17, 0)
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#define MT_MCU_PCIE_REMAP_1_BASE GENMASK(31, 18)
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#define MT_MCU_PCIE_REMAP_2 MT_MCU(0x504)
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#define MT_MCU_PCIE_REMAP_2_OFFSET GENMASK(18, 0)
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#define MT_MCU_PCIE_REMAP_2_BASE GENMASK(31, 19)
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#define MT_HIF_BASE 0x4000
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#define MT_HIF(ofs) (MT_HIF_BASE + (ofs))
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#define MT_ASIC_VERSION MT_HIF(0x000)
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#define MT_SCH_1 MT_HIF(0x588)
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#define MT_SCH_2 MT_HIF(0x58c)
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#define MT_SCH_3 MT_HIF(0x590)
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#define MT_SCH_4 MT_HIF(0x594)
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#define MT_SCH_4_FORCE_QID GENMASK(4, 0)
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#define MT_SCH_4_BYPASS BIT(5)
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#define MT_PCIE_REMAP_BASE_1 0x40000
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#define MT_PCIE_REMAP_BASE_2 0x80000
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#endif
|
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