Commit 0d2afe09 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: mt7921: add mt7921u driver 



Introduce support for MT7921U 802.11ax 2x2:2SS wireless devices.

Tested-by: default avatarSean Wang <sean.wang@mediatek.com>
Tested-by: default avatarDeren Wu <deren.wu@mediatek.com>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 8b7a56d5

drivers/net/wireless/mediatek/mt76/mt7921/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -24,3 +24,14 @@ config MT7921S 
	  This adds support for MT7921S 802.11ax 2x2:2SS wireless devices.



	  To compile this driver as a module, choose M here.



config MT7921U

	tristate "MediaTek MT7921U (USB) support"

	select MT76_USB

	select MT7921_COMMON

	depends on MAC80211

	depends on USB

	help

	  This adds support for MT7921U 802.11ax 2x2:2SS wireless devices.



	  To compile this driver as a module, choose M here.

drivers/net/wireless/mediatek/mt76/mt7921/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -3,6 +3,7 @@ 
obj-$(CONFIG_MT7921_COMMON) += mt7921-common.o

obj-$(CONFIG_MT7921E) += mt7921e.o

obj-$(CONFIG_MT7921S) += mt7921s.o

obj-$(CONFIG_MT7921U) += mt7921u.o



CFLAGS_trace.o := -I$(src)
@@ -10,3 +11,4 @@ mt7921-common-y := mac.o mcu.o main.o init.o debugfs.o trace.o 
mt7921-common-$(CONFIG_NL80211_TESTMODE) += testmode.o

mt7921e-y := pci.o pci_mac.o pci_mcu.o dma.o

mt7921s-y := sdio.o sdio_mac.o sdio_mcu.o

mt7921u-y := usb.o usb_mac.o

drivers/net/wireless/mediatek/mt76/mt7921/init.c

+1 −1
Original line number Diff line number Diff line
@@ -233,7 +233,7 @@ int mt7921_register_device(struct mt7921_dev *dev) 
		dev->pm.ds_enable = true;

	}



	if (mt76_is_sdio(&dev->mt76))

	if (!mt76_is_mmio(&dev->mt76))

		hw->extra_tx_headroom += MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE;



	ret = mt7921_init_hardware(dev);

drivers/net/wireless/mediatek/mt76/mt7921/mac.h

+1 −0
Original line number Diff line number Diff line
@@ -202,6 +202,7 @@ enum tx_mcu_port_q_idx { 
#define MT_SDIO_TXD_SIZE		(MT_TXD_SIZE + 8 * 4)

#define MT_SDIO_TAIL_SIZE		8

#define MT_SDIO_HDR_SIZE		4

#define MT_USB_TAIL_SIZE		4



#define MT_TXD0_Q_IDX			GENMASK(31, 25)

#define MT_TXD0_PKT_FMT			GENMASK(24, 23)

drivers/net/wireless/mediatek/mt76/mt7921/main.c

+2 −1
Original line number Diff line number Diff line
@@ -264,7 +264,7 @@ static int mt7921_start(struct ieee80211_hw *hw) 
	return err;

}



static void mt7921_stop(struct ieee80211_hw *hw)

void mt7921_stop(struct ieee80211_hw *hw)

{

	struct mt7921_dev *dev = mt7921_hw_dev(hw);

	struct mt7921_phy *phy = mt7921_hw_phy(hw);
@@ -281,6 +281,7 @@ static void mt7921_stop(struct ieee80211_hw *hw) 
	mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false);

	mt7921_mutex_release(dev);

}

EXPORT_SYMBOL_GPL(mt7921_stop);



static int mt7921_add_interface(struct ieee80211_hw *hw,

				struct ieee80211_vif *vif)