diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/usb.c | 105 |
1 files changed, 81 insertions, 24 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c index 0396ad532ba6..d91feffadda9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb.c @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: ISC +// SPDX-License-Identifier: BSD-3-Clause-Clear /* Copyright (C) 2019 MediaTek Inc. * * Author: Felix Fietkau <nbd@nbd.name> @@ -17,16 +17,75 @@ static const struct usb_device_id mt7615_device_table[] = { { USB_DEVICE_AND_INTERFACE_INFO(0x0e8d, 0x7663, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x043e, 0x310c, 0xff, 0xff, 0xff) }, { }, }; -static void mt7663u_stop(struct ieee80211_hw *hw) +static u32 mt7663u_rr(struct mt76_dev *dev, u32 addr) +{ + u32 ret; + + mutex_lock(&dev->usb.usb_ctrl_mtx); + ret = ___mt76u_rr(dev, MT_VEND_READ_EXT, + USB_DIR_IN | USB_TYPE_VENDOR, addr); + mutex_unlock(&dev->usb.usb_ctrl_mtx); + + return ret; +} + +static void mt7663u_wr(struct mt76_dev *dev, u32 addr, u32 val) +{ + mutex_lock(&dev->usb.usb_ctrl_mtx); + ___mt76u_wr(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | USB_TYPE_VENDOR, addr, val); + mutex_unlock(&dev->usb.usb_ctrl_mtx); +} + +static u32 mt7663u_rmw(struct mt76_dev *dev, u32 addr, + u32 mask, u32 val) +{ + mutex_lock(&dev->usb.usb_ctrl_mtx); + val |= ___mt76u_rr(dev, MT_VEND_READ_EXT, + USB_DIR_IN | USB_TYPE_VENDOR, addr) & ~mask; + ___mt76u_wr(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | USB_TYPE_VENDOR, addr, val); + mutex_unlock(&dev->usb.usb_ctrl_mtx); + + return val; +} + +static void mt7663u_copy(struct mt76_dev *dev, u32 offset, + const void *data, int len) +{ + struct mt76_usb *usb = &dev->usb; + int ret, i = 0, batch_len; + const u8 *val = data; + + len = round_up(len, 4); + + mutex_lock(&usb->usb_ctrl_mtx); + while (i < len) { + batch_len = min_t(int, usb->data_len, len - i); + memcpy(usb->data, val + i, batch_len); + ret = __mt76u_vendor_request(dev, MT_VEND_WRITE_EXT, + USB_DIR_OUT | USB_TYPE_VENDOR, + (offset + i) >> 16, offset + i, + usb->data, batch_len); + if (ret < 0) + break; + + i += batch_len; + } + mutex_unlock(&usb->usb_ctrl_mtx); +} + +static void mt7663u_stop(struct ieee80211_hw *hw, bool suspend) { struct mt7615_phy *phy = mt7615_hw_phy(hw); struct mt7615_dev *dev = hw->priv; clear_bit(MT76_STATE_RUNNING, &dev->mphy.state); - del_timer_sync(&phy->roc_timer); + timer_delete_sync(&phy->roc_timer); cancel_work_sync(&phy->roc_work); cancel_delayed_work_sync(&phy->scan_work); cancel_delayed_work_sync(&phy->mt76->mac_work); @@ -60,10 +119,19 @@ static int mt7663u_probe(struct usb_interface *usb_intf, .tx_complete_skb = mt7663_usb_sdio_tx_complete_skb, .tx_status_data = mt7663_usb_sdio_tx_status_data, .rx_skb = mt7615_queue_rx_skb, - .sta_ps = mt7615_sta_ps, + .rx_check = mt7615_rx_check, .sta_add = mt7615_mac_sta_add, .sta_remove = mt7615_mac_sta_remove, .update_survey = mt7615_update_channel, + .set_channel = mt7615_set_channel, + }; + static struct mt76_bus_ops bus_ops = { + .rr = mt7663u_rr, + .wr = mt7663u_wr, + .rmw = mt7663u_rmw, + .read_copy = mt76u_read_copy, + .write_copy = mt7663u_copy, + .type = MT76_BUS_USB, }; struct usb_device *udev = interface_to_usbdev(usb_intf); struct ieee80211_ops *ops; @@ -91,7 +159,7 @@ static int mt7663u_probe(struct usb_interface *usb_intf, INIT_WORK(&dev->mcu_work, mt7663u_init_work); dev->reg_map = mt7663_usb_sdio_reg_map; dev->ops = ops; - ret = mt76u_init(mdev, usb_intf, true); + ret = __mt76u_init(mdev, usb_intf, &bus_ops); if (ret < 0) goto error; @@ -99,27 +167,15 @@ static int mt7663u_probe(struct usb_interface *usb_intf, (mt76_rr(dev, MT_HW_REV) & 0xff); dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev); - if (mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_PWR_ON, - FW_STATE_PWR_ON << 1, 500)) { - dev_dbg(dev->mt76.dev, "Usb device already powered on\n"); - set_bit(MT76_STATE_POWER_OFF, &dev->mphy.state); - goto alloc_queues; - } - - ret = mt76u_vendor_request(&dev->mt76, MT_VEND_POWER_ON, - USB_DIR_OUT | USB_TYPE_VENDOR, - 0x0, 0x1, NULL, 0); - if (ret) - goto error; - if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_PWR_ON, FW_STATE_PWR_ON << 1, 500)) { - dev_err(dev->mt76.dev, "Timeout for power on\n"); - ret = -EIO; - goto error; + ret = mt7663u_mcu_power_on(dev); + if (ret) + goto error; + } else { + set_bit(MT76_STATE_POWER_OFF, &dev->mphy.state); } -alloc_queues: ret = mt76u_alloc_mcu_queue(&dev->mt76); if (ret) goto error; @@ -169,7 +225,7 @@ static int mt7663u_suspend(struct usb_interface *intf, pm_message_t state) mt7615_firmware_offload(dev)) { int err; - err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true); + err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, true, true); if (err < 0) return err; } @@ -197,7 +253,7 @@ static int mt7663u_resume(struct usb_interface *intf) if (!test_bit(MT76_STATE_SUSPEND, &dev->mphy.state) && mt7615_firmware_offload(dev)) - err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false); + err = mt76_connac_mcu_set_hif_suspend(&dev->mt76, false, true); return err; } @@ -226,4 +282,5 @@ module_usb_driver(mt7663u_driver); MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@kernel.org>"); +MODULE_DESCRIPTION("MediaTek MT7663U (USB) wireless driver"); MODULE_LICENSE("Dual BSD/GPL"); |