diff --git a/drivers/net/wireless/mediatek/mt76/Kconfig b/drivers/net/wireless/mediatek/mt76/Kconfig
index cbc2d8a5d3547dfa51165dc26eeba30a6946866d..41533a0e1720865df46e5843d7dd285d1a3f2e66 100644
--- a/drivers/net/wireless/mediatek/mt76/Kconfig
+++ b/drivers/net/wireless/mediatek/mt76/Kconfig
@@ -24,3 +24,4 @@ source "drivers/net/wireless/mediatek/mt76/mt76x0/Kconfig"
source "drivers/net/wireless/mediatek/mt76/mt76x2/Kconfig"
source "drivers/net/wireless/mediatek/mt76/mt7603/Kconfig"
source "drivers/net/wireless/mediatek/mt76/mt7615/Kconfig"
+source "drivers/net/wireless/mediatek/mt76/mt7915/Kconfig"
diff --git a/drivers/net/wireless/mediatek/mt76/Makefile b/drivers/net/wireless/mediatek/mt76/Makefile
index a1dfafec431b12a528dbdcca3426f3a1b2d0376f..ef663b873b0bc968491fb0c7cb91e0661443291f 100644
--- a/drivers/net/wireless/mediatek/mt76/Makefile
+++ b/drivers/net/wireless/mediatek/mt76/Makefile
@@ -27,3 +27,4 @@ obj-$(CONFIG_MT76x0_COMMON) += mt76x0/
obj-$(CONFIG_MT76x2_COMMON) += mt76x2/
obj-$(CONFIG_MT7603E) += mt7603/
obj-$(CONFIG_MT7615_COMMON) += mt7615/
+obj-$(CONFIG_MT7915E) += mt7915/
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/Kconfig b/drivers/net/wireless/mediatek/mt76/mt7915/Kconfig
new file mode 100644
index 0000000000000000000000000000000000000000..d98225da694cf799f665a4da7f9dc3dd3fd37200
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/Kconfig
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: ISC
+config MT7915E
+ tristate "MediaTek MT7915E (PCIe) support"
+ select MT76_CORE
+ depends on MAC80211
+ depends on PCI
+ help
+ This adds support for MT7915-based wireless PCIe devices,
+ which support concurrent dual-band operation at both 5GHz
+ and 2.4GHz IEEE 802.11ax 4x4:4SS 1024-QAM, 160MHz channels,
+ OFDMA, spatial reuse and dual carrier modulation.
+
+ To compile this driver as a module, choose M here.
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/Makefile b/drivers/net/wireless/mediatek/mt76/mt7915/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..57fe726cc38b5125fbeca6631ba0189f3fba4e55
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/Makefile
@@ -0,0 +1,6 @@
+#SPDX-License-Identifier: ISC
+
+obj-$(CONFIG_MT7915E) += mt7915e.o
+
+mt7915e-y := pci.o init.o dma.o eeprom.o main.o mcu.o mac.o \
+ debugfs.o
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
new file mode 100644
index 0000000000000000000000000000000000000000..152ae0617f3dd30ca9706e4ffe755f55dffb6abf
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -0,0 +1,245 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include "mt7915.h"
+#include "eeprom.h"
+
+/** global debugfs **/
+
+/* test knob of system layer 1/2 error recovery */
+static int mt7915_ser_trigger_set(void *data, u64 val)
+{
+ enum {
+ SER_SET_RECOVER_L1 = 1,
+ SER_SET_RECOVER_L2,
+ SER_ENABLE = 2,
+ SER_RECOVER
+ };
+ struct mt7915_dev *dev = data;
+ int ret = 0;
+
+ switch (val) {
+ case SER_SET_RECOVER_L1:
+ case SER_SET_RECOVER_L2:
+ /* fall through */
+ ret = mt7915_mcu_set_ser(dev, SER_ENABLE, BIT(val), 0);
+ if (ret)
+ return ret;
+
+ return mt7915_mcu_set_ser(dev, SER_RECOVER, val, 0);
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_ser_trigger, NULL,
+ mt7915_ser_trigger_set, "%lld\n");
+
+static int
+mt7915_radar_trigger(void *data, u64 val)
+{
+ struct mt7915_dev *dev = data;
+
+ return mt7915_mcu_rdd_cmd(dev, RDD_RADAR_EMULATE, 1, 0, 0);
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_trigger, NULL,
+ mt7915_radar_trigger, "%lld\n");
+
+static int
+mt7915_dbdc_set(void *data, u64 val)
+{
+ struct mt7915_dev *dev = data;
+
+ if (val)
+ mt7915_register_ext_phy(dev);
+ else
+ mt7915_unregister_ext_phy(dev);
+
+ return 0;
+}
+
+static int
+mt7915_dbdc_get(void *data, u64 *val)
+{
+ struct mt7915_dev *dev = data;
+
+ *val = !!mt7915_ext_phy(dev);
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_dbdc, mt7915_dbdc_get,
+ mt7915_dbdc_set, "%lld\n");
+
+static void
+mt7915_ampdu_stat_read_phy(struct mt7915_phy *phy,
+ struct seq_file *file)
+{
+ struct mt7915_dev *dev = file->private;
+ bool ext_phy = phy != &dev->phy;
+ int bound[15], range[4], i, n;
+
+ if (!phy)
+ return;
+
+ /* Tx ampdu stat */
+ for (i = 0; i < ARRAY_SIZE(range); i++)
+ range[i] = mt76_rr(dev, MT_MIB_ARNG(ext_phy, i));
+
+ for (i = 0; i < ARRAY_SIZE(bound); i++)
+ bound[i] = MT_MIB_ARNCR_RANGE(range[i / 4], i) + 1;
+
+ seq_printf(file, "\nPhy %d\n", ext_phy);
+
+ seq_printf(file, "Length: %8d | ", bound[0]);
+ for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
+ seq_printf(file, "%3d -%3d | ",
+ bound[i] + 1, bound[i + 1]);
+
+ seq_puts(file, "\nCount: ");
+ n = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
+ for (i = 0; i < ARRAY_SIZE(bound); i++)
+ seq_printf(file, "%8d | ", dev->mt76.aggr_stats[i + n]);
+ seq_puts(file, "\n");
+
+ seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt);
+}
+
+static int
+mt7915_tx_stats_read(struct seq_file *file, void *data)
+{
+ struct mt7915_dev *dev = file->private;
+ int stat[8], i, n;
+
+ mt7915_ampdu_stat_read_phy(&dev->phy, file);
+ mt7915_ampdu_stat_read_phy(mt7915_ext_phy(dev), file);
+
+ /* Tx amsdu info */
+ seq_puts(file, "Tx MSDU stat:\n");
+ for (i = 0, n = 0; i < ARRAY_SIZE(stat); i++) {
+ stat[i] = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i));
+ n += stat[i];
+ }
+
+ for (i = 0; i < ARRAY_SIZE(stat); i++) {
+ seq_printf(file, "AMSDU pack count of %d MSDU in TXD: 0x%x ",
+ i + 1, stat[i]);
+ if (n != 0)
+ seq_printf(file, "(%d%%)\n", stat[i] * 100 / n);
+ else
+ seq_puts(file, "\n");
+ }
+
+ return 0;
+}
+
+static int
+mt7915_tx_stats_open(struct inode *inode, struct file *f)
+{
+ return single_open(f, mt7915_tx_stats_read, inode->i_private);
+}
+
+static const struct file_operations fops_tx_stats = {
+ .open = mt7915_tx_stats_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int mt7915_read_temperature(struct seq_file *s, void *data)
+{
+ struct mt7915_dev *dev = dev_get_drvdata(s->private);
+ int temp;
+
+ /* cpu */
+ temp = mt7915_mcu_get_temperature(dev, 0);
+ seq_printf(s, "Temperature: %d\n", temp);
+
+ return 0;
+}
+
+static int
+mt7915_queues_acq(struct seq_file *s, void *data)
+{
+ struct mt7915_dev *dev = dev_get_drvdata(s->private);
+ int i;
+
+ for (i = 0; i < 16; i++) {
+ int j, acs = i / 4, index = i % 4;
+ u32 ctrl, val, qlen = 0;
+
+ val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, index));
+ ctrl = BIT(31) | BIT(15) | (acs << 8);
+
+ for (j = 0; j < 32; j++) {
+ if (val & BIT(j))
+ continue;
+
+ mt76_wr(dev, MT_PLE_FL_Q0_CTRL,
+ ctrl | (j + (index << 5)));
+ qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
+ GENMASK(11, 0));
+ }
+ seq_printf(s, "AC%d%d: queued=%d\n", acs, index, qlen);
+ }
+
+ return 0;
+}
+
+static int
+mt7915_queues_read(struct seq_file *s, void *data)
+{
+ struct mt7915_dev *dev = dev_get_drvdata(s->private);
+ static const struct {
+ char *queue;
+ int id;
+ } queue_map[] = {
+ { "WFDMA0", MT_TXQ_BE },
+ { "MCUWM", MT_TXQ_MCU },
+ { "MCUWA", MT_TXQ_MCU_WA },
+ { "MCUFWQ", MT_TXQ_FWDL },
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
+ struct mt76_sw_queue *q = &dev->mt76.q_tx[queue_map[i].id];
+
+ if (!q->q)
+ continue;
+
+ seq_printf(s,
+ "%s: queued=%d head=%d tail=%d\n",
+ queue_map[i].queue, q->q->queued, q->q->head,
+ q->q->tail);
+ }
+
+ return 0;
+}
+
+int mt7915_init_debugfs(struct mt7915_dev *dev)
+{
+ struct dentry *dir;
+
+ dir = mt76_register_debugfs(&dev->mt76);
+ if (!dir)
+ return -ENOMEM;
+
+ debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir,
+ mt7915_queues_read);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
+ mt7915_queues_acq);
+ debugfs_create_file("tx_stats", 0400, dir, dev, &fops_tx_stats);
+ debugfs_create_file("dbdc", 0600, dir, dev, &fops_dbdc);
+ debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
+ /* test knobs */
+ debugfs_create_file("radar_trigger", 0200, dir, dev,
+ &fops_radar_trigger);
+ debugfs_create_file("ser_trigger", 0200, dir, dev, &fops_ser_trigger);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir,
+ mt7915_read_temperature);
+
+ return 0;
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
new file mode 100644
index 0000000000000000000000000000000000000000..766185d1aa21c8dba1086fd69f4f3b7fd3a44d2f
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
@@ -0,0 +1,285 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include "mt7915.h"
+#include "../dma.h"
+#include "mac.h"
+
+static int
+mt7915_init_tx_queues(struct mt7915_dev *dev, int n_desc)
+{
+ struct mt76_sw_queue *q;
+ struct mt76_queue *hwq;
+ int err, i;
+
+ hwq = devm_kzalloc(dev->mt76.dev, sizeof(*hwq), GFP_KERNEL);
+ if (!hwq)
+ return -ENOMEM;
+
+ err = mt76_queue_alloc(dev, hwq, MT7915_TXQ_BAND0, n_desc, 0,
+ MT_TX_RING_BASE);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < MT_TXQ_MCU; i++) {
+ q = &dev->mt76.q_tx[i];
+ INIT_LIST_HEAD(&q->swq);
+ q->q = hwq;
+ }
+
+ return 0;
+}
+
+static int
+mt7915_init_mcu_queue(struct mt7915_dev *dev, struct mt76_sw_queue *q,
+ int idx, int n_desc)
+{
+ struct mt76_queue *hwq;
+ int err;
+
+ hwq = devm_kzalloc(dev->mt76.dev, sizeof(*hwq), GFP_KERNEL);
+ if (!hwq)
+ return -ENOMEM;
+
+ err = mt76_queue_alloc(dev, hwq, idx, n_desc, 0, MT_TX_RING_BASE);
+ if (err < 0)
+ return err;
+
+ INIT_LIST_HEAD(&q->swq);
+ q->q = hwq;
+
+ return 0;
+}
+
+void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
+ struct sk_buff *skb)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ __le32 *rxd = (__le32 *)skb->data;
+ enum rx_pkt_type type;
+
+ type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0]));
+
+ switch (type) {
+ case PKT_TYPE_TXRX_NOTIFY:
+ mt7915_mac_tx_free(dev, skb);
+ break;
+ case PKT_TYPE_RX_EVENT:
+ mt7915_mcu_rx_event(dev, skb);
+ break;
+ case PKT_TYPE_NORMAL:
+ if (!mt7915_mac_fill_rx(dev, skb)) {
+ mt76_rx(&dev->mt76, q, skb);
+ return;
+ }
+ /* fall through */
+ default:
+ dev_kfree_skb(skb);
+ break;
+ }
+}
+
+static int mt7915_poll_tx(struct napi_struct *napi, int budget)
+{
+ static const u8 queue_map[] = {
+ MT_TXQ_MCU,
+ MT_TXQ_MCU_WA,
+ MT_TXQ_BE
+ };
+ struct mt7915_dev *dev;
+ int i;
+
+ dev = container_of(napi, struct mt7915_dev, mt76.tx_napi);
+
+ for (i = 0; i < ARRAY_SIZE(queue_map); i++)
+ mt76_queue_tx_cleanup(dev, queue_map[i], false);
+
+ if (napi_complete_done(napi, 0))
+ mt7915_irq_enable(dev, MT_INT_TX_DONE_ALL);
+
+ for (i = 0; i < ARRAY_SIZE(queue_map); i++)
+ mt76_queue_tx_cleanup(dev, queue_map[i], false);
+
+ mt7915_mac_sta_poll(dev);
+
+ tasklet_schedule(&dev->mt76.tx_tasklet);
+
+ return 0;
+}
+
+void mt7915_dma_prefetch(struct mt7915_dev *dev)
+{
+#define PREFETCH(base, depth) ((base) << 16 | (depth))
+
+ mt76_wr(dev, MT_WFDMA0_RX_RING0_EXT_CTRL, PREFETCH(0x0, 0x4));
+ mt76_wr(dev, MT_WFDMA0_RX_RING1_EXT_CTRL, PREFETCH(0x40, 0x4));
+ mt76_wr(dev, MT_WFDMA0_RX_RING2_EXT_CTRL, PREFETCH(0x80, 0x0));
+
+ mt76_wr(dev, MT_WFDMA1_TX_RING0_EXT_CTRL, PREFETCH(0x80, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING1_EXT_CTRL, PREFETCH(0xc0, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING2_EXT_CTRL, PREFETCH(0x100, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING3_EXT_CTRL, PREFETCH(0x140, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING4_EXT_CTRL, PREFETCH(0x180, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING5_EXT_CTRL, PREFETCH(0x1c0, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING6_EXT_CTRL, PREFETCH(0x200, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING7_EXT_CTRL, PREFETCH(0x240, 0x4));
+
+ mt76_wr(dev, MT_WFDMA1_TX_RING16_EXT_CTRL, PREFETCH(0x280, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING17_EXT_CTRL, PREFETCH(0x2c0, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING18_EXT_CTRL, PREFETCH(0x300, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING19_EXT_CTRL, PREFETCH(0x340, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING20_EXT_CTRL, PREFETCH(0x380, 0x4));
+ mt76_wr(dev, MT_WFDMA1_TX_RING21_EXT_CTRL, PREFETCH(0x3c0, 0x0));
+
+ mt76_wr(dev, MT_WFDMA1_RX_RING0_EXT_CTRL, PREFETCH(0x3c0, 0x4));
+ mt76_wr(dev, MT_WFDMA1_RX_RING1_EXT_CTRL, PREFETCH(0x400, 0x4));
+ mt76_wr(dev, MT_WFDMA1_RX_RING2_EXT_CTRL, PREFETCH(0x440, 0x4));
+ mt76_wr(dev, MT_WFDMA1_RX_RING3_EXT_CTRL, PREFETCH(0x480, 0x0));
+}
+
+int mt7915_dma_init(struct mt7915_dev *dev)
+{
+ /* Increase buffer size to receive large VHT/HE MPDUs */
+ int rx_buf_size = MT_RX_BUF_SIZE * 2;
+ int ret;
+
+ mt76_dma_attach(&dev->mt76);
+
+ /* configure global setting */
+ mt76_set(dev, MT_WFDMA1_GLO_CFG,
+ MT_WFDMA1_GLO_CFG_OMIT_TX_INFO |
+ MT_WFDMA1_GLO_CFG_OMIT_RX_INFO);
+
+ /* configure perfetch settings */
+ mt7915_dma_prefetch(dev);
+
+ /* reset dma idx */
+ mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0);
+ mt76_wr(dev, MT_WFDMA1_RST_DTX_PTR, ~0);
+
+ /* configure delay interrupt */
+ mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0);
+ mt76_wr(dev, MT_WFDMA1_PRI_DLY_INT_CFG0, 0);
+
+ /* init tx queue */
+ ret = mt7915_init_tx_queues(dev, MT7915_TX_RING_SIZE);
+ if (ret)
+ return ret;
+
+ /* command to WM */
+ ret = mt7915_init_mcu_queue(dev, &dev->mt76.q_tx[MT_TXQ_MCU],
+ MT7915_TXQ_MCU_WM,
+ MT7915_TX_MCU_RING_SIZE);
+ if (ret)
+ return ret;
+
+ /* command to WA */
+ ret = mt7915_init_mcu_queue(dev, &dev->mt76.q_tx[MT_TXQ_MCU_WA],
+ MT7915_TXQ_MCU_WA,
+ MT7915_TX_MCU_RING_SIZE);
+ if (ret)
+ return ret;
+
+ /* firmware download */
+ ret = mt7915_init_mcu_queue(dev, &dev->mt76.q_tx[MT_TXQ_FWDL],
+ MT7915_TXQ_FWDL,
+ MT7915_TX_FWDL_RING_SIZE);
+ if (ret)
+ return ret;
+
+ /* event from WM */
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU],
+ MT7915_RXQ_MCU_WM, MT7915_RX_MCU_RING_SIZE,
+ rx_buf_size, MT_RX_EVENT_RING_BASE);
+ if (ret)
+ return ret;
+
+ /* event from WA */
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA],
+ MT7915_RXQ_MCU_WA, MT7915_RX_MCU_RING_SIZE,
+ rx_buf_size, MT_RX_EVENT_RING_BASE);
+ if (ret)
+ return ret;
+
+ /* rx data */
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN], 0,
+ MT7915_RX_RING_SIZE, rx_buf_size,
+ MT_RX_DATA_RING_BASE);
+ if (ret)
+ return ret;
+
+ ret = mt76_init_queues(dev);
+ if (ret < 0)
+ return ret;
+
+ netif_tx_napi_add(&dev->mt76.napi_dev, &dev->mt76.tx_napi,
+ mt7915_poll_tx, NAPI_POLL_WEIGHT);
+ napi_enable(&dev->mt76.tx_napi);
+
+ /* hif wait WFDMA idle */
+ mt76_set(dev, MT_WFDMA0_BUSY_ENA,
+ MT_WFDMA0_BUSY_ENA_TX_FIFO0 |
+ MT_WFDMA0_BUSY_ENA_TX_FIFO1 |
+ MT_WFDMA0_BUSY_ENA_RX_FIFO);
+
+ mt76_set(dev, MT_WFDMA1_BUSY_ENA,
+ MT_WFDMA1_BUSY_ENA_TX_FIFO0 |
+ MT_WFDMA1_BUSY_ENA_TX_FIFO1 |
+ MT_WFDMA1_BUSY_ENA_RX_FIFO);
+
+ mt76_set(dev, MT_WFDMA0_PCIE1_BUSY_ENA,
+ MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO0 |
+ MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO1 |
+ MT_WFDMA0_PCIE1_BUSY_ENA_RX_FIFO);
+
+ mt76_set(dev, MT_WFDMA1_PCIE1_BUSY_ENA,
+ MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO0 |
+ MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO1 |
+ MT_WFDMA1_PCIE1_BUSY_ENA_RX_FIFO);
+
+ mt76_poll(dev, MT_WFDMA_EXT_CSR_HIF_MISC,
+ MT_WFDMA_EXT_CSR_HIF_MISC_BUSY, 0, 1000);
+
+ /* set WFDMA Tx/Rx */
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN);
+ mt76_set(dev, MT_WFDMA1_GLO_CFG,
+ MT_WFDMA1_GLO_CFG_TX_DMA_EN | MT_WFDMA1_GLO_CFG_RX_DMA_EN);
+
+ /* enable interrupts for TX/RX rings */
+ mt7915_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL |
+ MT_INT_MCU_CMD);
+
+ return 0;
+}
+
+void mt7915_dma_cleanup(struct mt7915_dev *dev)
+{
+ /* disable */
+ mt76_clear(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_RX_DMA_EN);
+ mt76_clear(dev, MT_WFDMA1_GLO_CFG,
+ MT_WFDMA1_GLO_CFG_TX_DMA_EN |
+ MT_WFDMA1_GLO_CFG_RX_DMA_EN);
+
+ /* reset */
+ mt76_clear(dev, MT_WFDMA1_RST,
+ MT_WFDMA1_RST_DMASHDL_ALL_RST |
+ MT_WFDMA1_RST_LOGIC_RST);
+
+ mt76_set(dev, MT_WFDMA1_RST,
+ MT_WFDMA1_RST_DMASHDL_ALL_RST |
+ MT_WFDMA1_RST_LOGIC_RST);
+
+ mt76_clear(dev, MT_WFDMA0_RST,
+ MT_WFDMA0_RST_DMASHDL_ALL_RST |
+ MT_WFDMA0_RST_LOGIC_RST);
+
+ mt76_set(dev, MT_WFDMA0_RST,
+ MT_WFDMA0_RST_DMASHDL_ALL_RST |
+ MT_WFDMA0_RST_LOGIC_RST);
+
+ tasklet_kill(&dev->mt76.tx_tasklet);
+ mt76_dma_cleanup(&dev->mt76);
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c
new file mode 100644
index 0000000000000000000000000000000000000000..2099dd40530fda268dfb14e446bb1f8449f7ecd6
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c
@@ -0,0 +1,125 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include "mt7915.h"
+#include "eeprom.h"
+
+static inline bool mt7915_efuse_valid(u8 val)
+{
+ return !(val == 0xff);
+}
+
+u32 mt7915_eeprom_read(struct mt7915_dev *dev, u32 offset)
+{
+ u8 *data = dev->mt76.eeprom.data;
+
+ if (!mt7915_efuse_valid(data[offset]))
+ mt7915_mcu_get_eeprom(dev, offset);
+
+ return data[offset];
+}
+
+static int mt7915_eeprom_load(struct mt7915_dev *dev)
+{
+ int ret;
+
+ ret = mt76_eeprom_init(&dev->mt76, MT7915_EEPROM_SIZE);
+ if (ret < 0)
+ return ret;
+
+ memset(dev->mt76.eeprom.data, -1, MT7915_EEPROM_SIZE);
+
+ return 0;
+}
+
+static int mt7915_check_eeprom(struct mt7915_dev *dev)
+{
+ u16 val;
+ u8 *eeprom = dev->mt76.eeprom.data;
+
+ mt7915_eeprom_read(dev, 0);
+ val = get_unaligned_le16(eeprom);
+
+ switch (val) {
+ case 0x7915:
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev)
+{
+ u8 *eeprom = dev->mt76.eeprom.data;
+ u8 tx_mask, max_nss = 4;
+ u32 val = mt7915_eeprom_read(dev, MT_EE_WIFI_CONF);
+
+ val = FIELD_GET(MT_EE_WIFI_CONF_BAND_SEL, val);
+ switch (val) {
+ case MT_EE_5GHZ:
+ dev->mt76.cap.has_5ghz = true;
+ break;
+ case MT_EE_2GHZ:
+ dev->mt76.cap.has_2ghz = true;
+ break;
+ default:
+ dev->mt76.cap.has_2ghz = true;
+ dev->mt76.cap.has_5ghz = true;
+ break;
+ }
+
+ /* read tx mask from eeprom */
+ tx_mask = FIELD_GET(MT_EE_WIFI_CONF_TX_MASK,
+ eeprom[MT_EE_WIFI_CONF]);
+ if (!tx_mask || tx_mask > max_nss)
+ tx_mask = max_nss;
+
+ dev->chainmask = BIT(tx_mask) - 1;
+ dev->mphy.antenna_mask = dev->chainmask;
+ dev->phy.chainmask = dev->chainmask;
+}
+
+int mt7915_eeprom_init(struct mt7915_dev *dev)
+{
+ int ret;
+
+ ret = mt7915_eeprom_load(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = mt7915_check_eeprom(dev);
+ if (ret)
+ return ret;
+
+ mt7915_eeprom_parse_hw_cap(dev);
+ memcpy(dev->mt76.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
+ ETH_ALEN);
+
+ mt76_eeprom_override(&dev->mt76);
+
+ return 0;
+}
+
+int mt7915_eeprom_get_target_power(struct mt7915_dev *dev,
+ struct ieee80211_channel *chan,
+ u8 chain_idx)
+{
+ int index;
+ bool tssi_on;
+
+ if (chain_idx > 3)
+ return -EINVAL;
+
+ tssi_on = mt7915_tssi_enabled(dev, chan->band);
+
+ if (chan->band == NL80211_BAND_2GHZ) {
+ index = MT_EE_TX0_POWER_2G + chain_idx * 3 + !tssi_on;
+ } else {
+ int group = tssi_on ?
+ mt7915_get_channel_group(chan->hw_value) : 8;
+
+ index = MT_EE_TX0_POWER_5G + chain_idx * 12 + group;
+ }
+
+ return mt7915_eeprom_read(dev, index);
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h
new file mode 100644
index 0000000000000000000000000000000000000000..30fc607e466d396b2be28740df040feb484bdc1f
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT7915_EEPROM_H
+#define __MT7915_EEPROM_H
+
+#include "mt7915.h"
+
+struct cal_data {
+ u8 count;
+ u16 offset[60];
+};
+
+enum mt7915_eeprom_field {
+ MT_EE_CHIP_ID = 0x000,
+ MT_EE_VERSION = 0x002,
+ MT_EE_MAC_ADDR = 0x004,
+ MT_EE_DDIE_FT_VERSION = 0x050,
+ MT_EE_WIFI_CONF = 0x190,
+ MT_EE_TX0_POWER_2G = 0x2fc,
+ MT_EE_TX0_POWER_5G = 0x34b,
+ MT_EE_ADIE_FT_VERSION = 0x9a0,
+
+ __MT_EE_MAX = 0xe00
+};
+
+#define MT_EE_WIFI_CONF_TX_MASK GENMASK(2, 0)
+#define MT_EE_WIFI_CONF_BAND_SEL GENMASK(7, 6)
+#define MT_EE_WIFI_CONF_TSSI0_2G BIT(0)
+#define MT_EE_WIFI_CONF_TSSI0_5G BIT(2)
+#define MT_EE_WIFI_CONF_TSSI1_5G BIT(4)
+
+enum mt7915_eeprom_band {
+ MT_EE_DUAL_BAND,
+ MT_EE_5GHZ,
+ MT_EE_2GHZ,
+ MT_EE_DBDC,
+};
+
+struct sku_group {
+ u8 len;
+ u16 offset[2];
+ const u8 *delta_map;
+};
+
+static inline int
+mt7915_get_channel_group(int channel)
+{
+ if (channel >= 184 && channel <= 196)
+ return 0;
+ if (channel <= 48)
+ return 1;
+ if (channel <= 64)
+ return 2;
+ if (channel <= 96)
+ return 3;
+ if (channel <= 112)
+ return 4;
+ if (channel <= 128)
+ return 5;
+ if (channel <= 144)
+ return 6;
+ return 7;
+}
+
+static inline bool
+mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)
+{
+ u8 *eep = dev->mt76.eeprom.data;
+
+ /* TODO: DBDC */
+ if (band == NL80211_BAND_5GHZ)
+ return eep[MT_EE_WIFI_CONF + 7] & MT_EE_WIFI_CONF_TSSI0_5G;
+ else
+ return eep[MT_EE_WIFI_CONF + 7] & MT_EE_WIFI_CONF_TSSI0_2G;
+}
+
+#endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
new file mode 100644
index 0000000000000000000000000000000000000000..fb596afdf0bea485f350897d8a628456fb3f2994
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
@@ -0,0 +1,395 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include <linux/etherdevice.h>
+#include "mt7915.h"
+#include "mac.h"
+#include "eeprom.h"
+
+static void
+mt7915_mac_init_band(struct mt7915_dev *dev, u8 band)
+{
+ u32 mask, set;
+
+ mt76_rmw_field(dev, MT_TMAC_CTCR0(band),
+ MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f);
+ mt76_set(dev, MT_TMAC_CTCR0(band),
+ MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN |
+ MT_TMAC_CTCR0_INS_DDLMT_EN);
+
+ mask = MT_MDP_RCFR0_MCU_RX_MGMT |
+ MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR |
+ MT_MDP_RCFR0_MCU_RX_CTL_BAR;
+ set = FIELD_PREP(MT_MDP_RCFR0_MCU_RX_MGMT, MT_MDP_TO_HIF) |
+ FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR, MT_MDP_TO_HIF) |
+ FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_BAR, MT_MDP_TO_HIF);
+ mt76_rmw(dev, MT_MDP_BNRCFR0(band), mask, set);
+
+ mask = MT_MDP_RCFR1_MCU_RX_BYPASS |
+ MT_MDP_RCFR1_RX_DROPPED_UCAST |
+ MT_MDP_RCFR1_RX_DROPPED_MCAST;
+ set = FIELD_PREP(MT_MDP_RCFR1_MCU_RX_BYPASS, MT_MDP_TO_HIF) |
+ FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_UCAST, MT_MDP_TO_HIF) |
+ FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_MCAST, MT_MDP_TO_HIF);
+ mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set);
+
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0(band), MT_WF_RMAC_MIB_RXTIME_EN);
+ mt76_set(dev, MT_WF_RMAC_MIB_AIRTIME0(band), MT_WF_RMAC_MIB_RXTIME_EN);
+}
+
+static void mt7915_mac_init(struct mt7915_dev *dev)
+{
+ int i;
+
+ mt76_rmw_field(dev, MT_DMA_DCR0, MT_DMA_DCR0_MAX_RX_LEN, 1536);
+ mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, 1536);
+ /* disable hardware de-agg */
+ mt76_clear(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN);
+
+ for (i = 0; i < MT7915_WTBL_SIZE; i++)
+ mt7915_mac_wtbl_update(dev, i,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+
+ mt7915_mac_init_band(dev, 0);
+ mt7915_mac_init_band(dev, 1);
+ mt7915_mcu_set_rts_thresh(&dev->phy, 0x92b);
+}
+
+static void
+mt7915_init_txpower_band(struct mt7915_dev *dev,
+ struct ieee80211_supported_band *sband)
+{
+ int i, n_chains = hweight8(dev->mphy.antenna_mask);
+
+ for (i = 0; i < sband->n_channels; i++) {
+ struct ieee80211_channel *chan = &sband->channels[i];
+ u32 target_power = 0;
+ int j;
+
+ for (j = 0; j < n_chains; j++) {
+ u32 val;
+
+ val = mt7915_eeprom_get_target_power(dev, chan, j);
+ target_power = max(target_power, val);
+ }
+
+ chan->max_power = min_t(int, chan->max_reg_power,
+ target_power / 2);
+ chan->orig_mpwr = target_power / 2;
+ }
+}
+
+static void mt7915_init_txpower(struct mt7915_dev *dev)
+{
+ mt7915_init_txpower_band(dev, &dev->mphy.sband_2g.sband);
+ mt7915_init_txpower_band(dev, &dev->mphy.sband_5g.sband);
+}
+
+static void mt7915_init_work(struct work_struct *work)
+{
+ struct mt7915_dev *dev = container_of(work, struct mt7915_dev,
+ init_work);
+
+ mt7915_mcu_set_eeprom(dev);
+ mt7915_mac_init(dev);
+ mt7915_init_txpower(dev);
+}
+
+static int mt7915_init_hardware(struct mt7915_dev *dev)
+{
+ int ret, idx;
+
+ mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
+
+ INIT_WORK(&dev->init_work, mt7915_init_work);
+ spin_lock_init(&dev->token_lock);
+ idr_init(&dev->token);
+
+ ret = mt7915_dma_init(dev);
+ if (ret)
+ return ret;
+
+ set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
+
+ ret = mt7915_mcu_init(dev);
+ if (ret)
+ return ret;
+
+ ret = mt7915_eeprom_init(dev);
+ if (ret < 0)
+ return ret;
+
+ /* Beacon and mgmt frames should occupy wcid 0 */
+ idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA - 1);
+ if (idx)
+ return -ENOSPC;
+
+ dev->mt76.global_wcid.idx = idx;
+ dev->mt76.global_wcid.hw_key_idx = -1;
+ dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET;
+ rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid);
+
+ return 0;
+}
+
+#define CCK_RATE(_idx, _rate) { \
+ .bitrate = _rate, \
+ .flags = IEEE80211_RATE_SHORT_PREAMBLE, \
+ .hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx), \
+ .hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + (_idx)), \
+}
+
+#define OFDM_RATE(_idx, _rate) { \
+ .bitrate = _rate, \
+ .hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx), \
+ .hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx), \
+}
+
+static struct ieee80211_rate mt7915_rates[] = {
+ CCK_RATE(0, 10),
+ CCK_RATE(1, 20),
+ CCK_RATE(2, 55),
+ CCK_RATE(3, 110),
+ OFDM_RATE(11, 60),
+ OFDM_RATE(15, 90),
+ OFDM_RATE(10, 120),
+ OFDM_RATE(14, 180),
+ OFDM_RATE(9, 240),
+ OFDM_RATE(13, 360),
+ OFDM_RATE(8, 480),
+ OFDM_RATE(12, 540),
+};
+
+static const struct ieee80211_iface_limit if_limits[] = {
+ {
+ .max = 1,
+ .types = BIT(NL80211_IFTYPE_ADHOC)
+ }, {
+ .max = MT7915_MAX_INTERFACES,
+ .types = BIT(NL80211_IFTYPE_AP) |
+#ifdef CONFIG_MAC80211_MESH
+ BIT(NL80211_IFTYPE_MESH_POINT) |
+#endif
+ BIT(NL80211_IFTYPE_STATION)
+ }
+};
+
+static const struct ieee80211_iface_combination if_comb[] = {
+ {
+ .limits = if_limits,
+ .n_limits = ARRAY_SIZE(if_limits),
+ .max_interfaces = 4,
+ .num_different_channels = 1,
+ .beacon_int_infra_match = true,
+ .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
+ BIT(NL80211_CHAN_WIDTH_20) |
+ BIT(NL80211_CHAN_WIDTH_40) |
+ BIT(NL80211_CHAN_WIDTH_80) |
+ BIT(NL80211_CHAN_WIDTH_160) |
+ BIT(NL80211_CHAN_WIDTH_80P80),
+ }
+};
+
+static void
+mt7915_regd_notifier(struct wiphy *wiphy,
+ struct regulatory_request *request)
+{
+ struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt76_phy *mphy = hw->priv;
+ struct mt7915_phy *phy = mphy->priv;
+ struct cfg80211_chan_def *chandef = &mphy->chandef;
+
+ dev->mt76.region = request->dfs_region;
+
+ if (!(chandef->chan->flags & IEEE80211_CHAN_RADAR))
+ return;
+
+ mt7915_dfs_init_radar_detector(phy);
+}
+
+static void
+mt7915_init_wiphy(struct ieee80211_hw *hw)
+{
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct wiphy *wiphy = hw->wiphy;
+
+ hw->queues = 4;
+ hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF;
+ hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF;
+
+ phy->slottime = 9;
+
+ hw->sta_data_size = sizeof(struct mt7915_sta);
+ hw->vif_data_size = sizeof(struct mt7915_vif);
+
+ wiphy->iface_combinations = if_comb;
+ wiphy->n_iface_combinations = ARRAY_SIZE(if_comb);
+ wiphy->reg_notifier = mt7915_regd_notifier;
+ wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
+
+ wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS);
+
+ ieee80211_hw_set(hw, HAS_RATE_CONTROL);
+
+ hw->max_tx_fragments = 4;
+}
+
+static void
+mt7915_cap_dbdc_enable(struct mt7915_dev *dev)
+{
+ dev->mphy.sband_5g.sband.vht_cap.cap &=
+ ~(IEEE80211_VHT_CAP_SHORT_GI_160 |
+ IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ);
+
+ if (dev->chainmask == 0xf)
+ dev->mphy.antenna_mask = dev->chainmask >> 2;
+ else
+ dev->mphy.antenna_mask = dev->chainmask >> 1;
+
+ dev->phy.chainmask = dev->mphy.antenna_mask;
+ dev->mphy.hw->wiphy->available_antennas_rx = dev->phy.chainmask;
+ dev->mphy.hw->wiphy->available_antennas_tx = dev->phy.chainmask;
+
+ mt76_set_stream_caps(&dev->mt76, true);
+}
+
+static void
+mt7915_cap_dbdc_disable(struct mt7915_dev *dev)
+{
+ dev->mphy.sband_5g.sband.vht_cap.cap |=
+ IEEE80211_VHT_CAP_SHORT_GI_160 |
+ IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
+
+ dev->mphy.antenna_mask = dev->chainmask;
+ dev->phy.chainmask = dev->chainmask;
+ dev->mphy.hw->wiphy->available_antennas_rx = dev->chainmask;
+ dev->mphy.hw->wiphy->available_antennas_tx = dev->chainmask;
+
+ mt76_set_stream_caps(&dev->mt76, true);
+}
+
+int mt7915_register_ext_phy(struct mt7915_dev *dev)
+{
+ struct mt7915_phy *phy = mt7915_ext_phy(dev);
+ struct mt76_phy *mphy;
+ int ret;
+ bool bound;
+
+ /* TODO: enble DBDC */
+ bound = mt7915_l1_rr(dev, MT_HW_BOUND) & BIT(5);
+ if (!bound)
+ return -EINVAL;
+
+ if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
+ return -EINVAL;
+
+ if (phy)
+ return 0;
+
+ mt7915_cap_dbdc_enable(dev);
+ mphy = mt76_alloc_phy(&dev->mt76, sizeof(*phy), &mt7915_ops);
+ if (!mphy)
+ return -ENOMEM;
+
+ phy = mphy->priv;
+ phy->dev = dev;
+ phy->mt76 = mphy;
+ phy->chainmask = dev->chainmask & ~dev->phy.chainmask;
+ mphy->antenna_mask = BIT(hweight8(phy->chainmask)) - 1;
+ mt7915_init_wiphy(mphy->hw);
+
+ /*
+ * Make the secondary PHY MAC address local without overlapping with
+ * the usual MAC address allocation scheme on multiple virtual interfaces
+ */
+ mphy->hw->wiphy->perm_addr[0] |= 2;
+ mphy->hw->wiphy->perm_addr[0] ^= BIT(7);
+
+ /* The second interface does not get any packets unless it has a vif */
+ ieee80211_hw_set(mphy->hw, WANT_MONITOR_VIF);
+
+ ret = mt76_register_phy(mphy);
+ if (ret)
+ ieee80211_free_hw(mphy->hw);
+
+ return ret;
+}
+
+void mt7915_unregister_ext_phy(struct mt7915_dev *dev)
+{
+ struct mt7915_phy *phy = mt7915_ext_phy(dev);
+ struct mt76_phy *mphy = dev->mt76.phy2;
+
+ if (!phy)
+ return;
+
+ mt7915_cap_dbdc_disable(dev);
+ mt76_unregister_phy(mphy);
+ ieee80211_free_hw(mphy->hw);
+}
+
+int mt7915_register_device(struct mt7915_dev *dev)
+{
+ struct ieee80211_hw *hw = mt76_hw(dev);
+ int ret;
+
+ dev->phy.dev = dev;
+ dev->phy.mt76 = &dev->mt76.phy;
+ dev->mt76.phy.priv = &dev->phy;
+ INIT_DELAYED_WORK(&dev->mt76.mac_work, mt7915_mac_work);
+ INIT_LIST_HEAD(&dev->sta_poll_list);
+ spin_lock_init(&dev->sta_poll_lock);
+
+ init_waitqueue_head(&dev->reset_wait);
+ INIT_WORK(&dev->reset_work, mt7915_mac_reset_work);
+
+ ret = mt7915_init_hardware(dev);
+ if (ret)
+ return ret;
+
+ mt7915_init_wiphy(hw);
+ dev->mphy.sband_2g.sband.ht_cap.cap |=
+ IEEE80211_HT_CAP_LDPC_CODING |
+ IEEE80211_HT_CAP_MAX_AMSDU;
+ dev->mphy.sband_5g.sband.ht_cap.cap |=
+ IEEE80211_HT_CAP_LDPC_CODING |
+ IEEE80211_HT_CAP_MAX_AMSDU;
+ dev->mphy.sband_5g.sband.vht_cap.cap |=
+ IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 |
+ IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK;
+ mt7915_cap_dbdc_disable(dev);
+ dev->phy.dfs_state = -1;
+
+ ret = mt76_register_device(&dev->mt76, true, mt7915_rates,
+ ARRAY_SIZE(mt7915_rates));
+ if (ret)
+ return ret;
+
+ ieee80211_queue_work(mt76_hw(dev), &dev->init_work);
+
+ return mt7915_init_debugfs(dev);
+}
+
+void mt7915_unregister_device(struct mt7915_dev *dev)
+{
+ struct mt76_txwi_cache *txwi;
+ int id;
+
+ mt7915_unregister_ext_phy(dev);
+ mt76_unregister_device(&dev->mt76);
+ mt7915_mcu_exit(dev);
+ mt7915_dma_cleanup(dev);
+
+ spin_lock_bh(&dev->token_lock);
+ idr_for_each_entry(&dev->token, txwi, id) {
+ mt7915_txp_skb_unmap(&dev->mt76, txwi);
+ if (txwi->skb)
+ dev_kfree_skb_any(txwi->skb);
+ mt76_put_txwi(&dev->mt76, txwi);
+ }
+ spin_unlock_bh(&dev->token_lock);
+ idr_destroy(&dev->token);
+
+ mt76_free_device(&dev->mt76);
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
new file mode 100644
index 0000000000000000000000000000000000000000..ddba360046c33f62e99aaea924a865584f80d851
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -0,0 +1,1298 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include <linux/etherdevice.h>
+#include <linux/timekeeping.h>
+#include "mt7915.h"
+#include "../dma.h"
+#include "mac.h"
+
+#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)
+
+static const struct mt7915_dfs_radar_spec etsi_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [5] = { 1, 0, 6, 32, 28, 0, 990, 5010, 17, 1, 1 },
+ [6] = { 1, 0, 9, 32, 28, 0, 615, 5010, 27, 1, 1 },
+ [7] = { 1, 0, 15, 32, 28, 0, 240, 445, 27, 1, 1 },
+ [8] = { 1, 0, 12, 32, 28, 0, 240, 510, 42, 1, 1 },
+ [9] = { 1, 1, 0, 0, 0, 0, 2490, 3343, 14, 0, 0, 12, 32, 28, { }, 126 },
+ [10] = { 1, 1, 0, 0, 0, 0, 2490, 3343, 14, 0, 0, 15, 32, 24, { }, 126 },
+ [11] = { 1, 1, 0, 0, 0, 0, 823, 2510, 14, 0, 0, 18, 32, 28, { }, 54 },
+ [12] = { 1, 1, 0, 0, 0, 0, 823, 2510, 14, 0, 0, 27, 32, 24, { }, 54 },
+ },
+};
+
+static const struct mt7915_dfs_radar_spec fcc_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [0] = { 1, 0, 8, 32, 28, 0, 508, 3076, 13, 1, 1 },
+ [1] = { 1, 0, 12, 32, 28, 0, 140, 240, 17, 1, 1 },
+ [2] = { 1, 0, 8, 32, 28, 0, 190, 510, 22, 1, 1 },
+ [3] = { 1, 0, 6, 32, 28, 0, 190, 510, 32, 1, 1 },
+ [4] = { 1, 0, 9, 255, 28, 0, 323, 343, 13, 1, 32 },
+ },
+};
+
+static const struct mt7915_dfs_radar_spec jp_radar_specs = {
+ .pulse_th = { 110, -10, -80, 40, 5200, 128, 5200 },
+ .radar_pattern = {
+ [0] = { 1, 0, 8, 32, 28, 0, 508, 3076, 13, 1, 1 },
+ [1] = { 1, 0, 12, 32, 28, 0, 140, 240, 17, 1, 1 },
+ [2] = { 1, 0, 8, 32, 28, 0, 190, 510, 22, 1, 1 },
+ [3] = { 1, 0, 6, 32, 28, 0, 190, 510, 32, 1, 1 },
+ [4] = { 1, 0, 9, 255, 28, 0, 323, 343, 13, 1, 32 },
+ [13] = { 1, 0, 7, 32, 28, 0, 3836, 3856, 14, 1, 1 },
+ [14] = { 1, 0, 6, 32, 28, 0, 615, 5010, 110, 1, 1 },
+ [15] = { 1, 1, 0, 0, 0, 0, 15, 5010, 110, 0, 0, 12, 32, 28 },
+ },
+};
+
+static struct mt76_wcid *mt7915_rx_get_wcid(struct mt7915_dev *dev,
+ u16 idx, bool unicast)
+{
+ struct mt7915_sta *sta;
+ struct mt76_wcid *wcid;
+
+ if (idx >= ARRAY_SIZE(dev->mt76.wcid))
+ return NULL;
+
+ wcid = rcu_dereference(dev->mt76.wcid[idx]);
+ if (unicast || !wcid)
+ return wcid;
+
+ if (!wcid->sta)
+ return NULL;
+
+ sta = container_of(wcid, struct mt7915_sta, wcid);
+ if (!sta->vif)
+ return NULL;
+
+ return &sta->vif->sta.wcid;
+}
+
+void mt7915_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps)
+{
+}
+
+bool mt7915_mac_wtbl_update(struct mt7915_dev *dev, int idx, u32 mask)
+{
+ mt76_rmw(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_WLAN_IDX,
+ FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, idx) | mask);
+
+ return mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY,
+ 0, 5000);
+}
+
+static u32 mt7915_mac_wtbl_lmac_read(struct mt7915_dev *dev, u16 wcid,
+ u16 addr)
+{
+ mt76_wr(dev, MT_WTBLON_TOP_WDUCR,
+ FIELD_PREP(MT_WTBLON_TOP_WDUCR_GROUP, (wcid >> 7)));
+
+ return mt76_rr(dev, MT_WTBL_LMAC_OFFS(wcid, addr));
+}
+
+/* TODO: use txfree airtime info to avoid runtime accessing in the long run */
+void mt7915_mac_sta_poll(struct mt7915_dev *dev)
+{
+ static const u8 ac_to_tid[] = {
+ [IEEE80211_AC_BE] = 0,
+ [IEEE80211_AC_BK] = 1,
+ [IEEE80211_AC_VI] = 4,
+ [IEEE80211_AC_VO] = 6
+ };
+ static const u8 hw_queue_map[] = {
+ [IEEE80211_AC_BK] = 0,
+ [IEEE80211_AC_BE] = 1,
+ [IEEE80211_AC_VI] = 2,
+ [IEEE80211_AC_VO] = 3,
+ };
+ struct ieee80211_sta *sta;
+ struct mt7915_sta *msta;
+ u32 tx_time[IEEE80211_NUM_ACS], rx_time[IEEE80211_NUM_ACS];
+ int i;
+
+ rcu_read_lock();
+
+ while (true) {
+ bool clear = false;
+ u16 idx;
+
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (list_empty(&dev->sta_poll_list)) {
+ spin_unlock_bh(&dev->sta_poll_lock);
+ break;
+ }
+ msta = list_first_entry(&dev->sta_poll_list,
+ struct mt7915_sta, poll_list);
+ list_del_init(&msta->poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+
+ for (i = 0, idx = msta->wcid.idx; i < IEEE80211_NUM_ACS; i++) {
+ u32 tx_last = msta->airtime_ac[i];
+ u32 rx_last = msta->airtime_ac[i + IEEE80211_NUM_ACS];
+
+ msta->airtime_ac[i] =
+ mt7915_mac_wtbl_lmac_read(dev, idx, 20 + i);
+ msta->airtime_ac[i + IEEE80211_NUM_ACS] =
+ mt7915_mac_wtbl_lmac_read(dev, idx, 21 + i);
+ tx_time[i] = msta->airtime_ac[i] - tx_last;
+ rx_time[i] = msta->airtime_ac[i + IEEE80211_NUM_ACS] -
+ rx_last;
+
+ if ((tx_last | rx_last) & BIT(30))
+ clear = true;
+ }
+
+ if (clear) {
+ mt7915_mac_wtbl_update(dev, idx,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+ memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac));
+ }
+
+ if (!msta->wcid.sta)
+ continue;
+
+ sta = container_of((void *)msta, struct ieee80211_sta,
+ drv_priv);
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ u32 tx_cur = tx_time[i];
+ u32 rx_cur = rx_time[hw_queue_map[i]];
+ u8 tid = ac_to_tid[i];
+
+ if (!tx_cur && !rx_cur)
+ continue;
+
+ ieee80211_sta_register_airtime(sta, tid, tx_cur,
+ rx_cur);
+ }
+ }
+
+ rcu_read_unlock();
+}
+
+int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb;
+ struct mt76_phy *mphy = &dev->mt76.phy;
+ struct mt7915_phy *phy = &dev->phy;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_hdr *hdr;
+ struct mt7915_rxv rxv = {};
+ __le32 *rxd = (__le32 *)skb->data;
+ u32 rxd1 = le32_to_cpu(rxd[1]);
+ u32 rxd2 = le32_to_cpu(rxd[2]);
+ u32 rxd3 = le32_to_cpu(rxd[3]);
+ bool unicast, insert_ccmp_hdr = false;
+ u8 remove_pad;
+ int i, idx;
+
+ memset(status, 0, sizeof(*status));
+
+ if (rxd1 & MT_RXD1_NORMAL_BAND_IDX) {
+ mphy = dev->mt76.phy2;
+ if (!mphy)
+ return -EINVAL;
+
+ phy = mphy->priv;
+ status->ext_phy = true;
+ }
+
+ if (!test_bit(MT76_STATE_RUNNING, &mphy->state))
+ return -EINVAL;
+
+ unicast = FIELD_GET(MT_RXD3_NORMAL_ADDR_TYPE, rxd3) == MT_RXD3_NORMAL_U2M;
+ idx = FIELD_GET(MT_RXD1_NORMAL_WLAN_IDX, rxd1);
+ status->wcid = mt7915_rx_get_wcid(dev, idx, unicast);
+
+ if (status->wcid) {
+ struct mt7915_sta *msta;
+
+ msta = container_of(status->wcid, struct mt7915_sta, wcid);
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (list_empty(&msta->poll_list))
+ list_add_tail(&msta->poll_list, &dev->sta_poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+ }
+
+ status->freq = mphy->chandef.chan->center_freq;
+ status->band = mphy->chandef.chan->band;
+ if (status->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+
+ if (!sband->channels)
+ return -EINVAL;
+
+ if (rxd1 & MT_RXD1_NORMAL_FCS_ERR)
+ status->flag |= RX_FLAG_FAILED_FCS_CRC;
+
+ if (rxd1 & MT_RXD1_NORMAL_TKIP_MIC_ERR)
+ status->flag |= RX_FLAG_MMIC_ERROR;
+
+ if (FIELD_GET(MT_RXD1_NORMAL_SEC_MODE, rxd1) != 0 &&
+ !(rxd1 & (MT_RXD1_NORMAL_CLM | MT_RXD1_NORMAL_CM))) {
+ status->flag |= RX_FLAG_DECRYPTED;
+ status->flag |= RX_FLAG_IV_STRIPPED;
+ status->flag |= RX_FLAG_MMIC_STRIPPED | RX_FLAG_MIC_STRIPPED;
+ }
+
+ if (!(rxd2 & MT_RXD2_NORMAL_NON_AMPDU)) {
+ status->flag |= RX_FLAG_AMPDU_DETAILS;
+
+ /* all subframes of an A-MPDU have the same timestamp */
+ if (phy->rx_ampdu_ts != rxd[14]) {
+ if (!++phy->ampdu_ref)
+ phy->ampdu_ref++;
+ }
+ phy->rx_ampdu_ts = rxd[14];
+
+ status->ampdu_ref = phy->ampdu_ref;
+ }
+
+ remove_pad = FIELD_GET(MT_RXD2_NORMAL_HDR_OFFSET, rxd2);
+
+ if (rxd2 & MT_RXD2_NORMAL_MAX_LEN_ERROR)
+ return -EINVAL;
+
+ rxd += 6;
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_4) {
+ rxd += 4;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_1) {
+ u8 *data = (u8 *)rxd;
+
+ if (status->flag & RX_FLAG_DECRYPTED) {
+ status->iv[0] = data[5];
+ status->iv[1] = data[4];
+ status->iv[2] = data[3];
+ status->iv[3] = data[2];
+ status->iv[4] = data[1];
+ status->iv[5] = data[0];
+
+ insert_ccmp_hdr = FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2);
+ }
+ rxd += 4;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_2) {
+ rxd += 2;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+ }
+
+ /* RXD Group 3 - P-RXV */
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_3) {
+ memcpy(rxv.v, rxd, sizeof(rxv.v));
+
+ rxd += 2;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+
+ if (rxv.v[0] & MT_PRXV_HT_AD_CODE)
+ status->enc_flags |= RX_ENC_FLAG_LDPC;
+
+ status->chains = mphy->antenna_mask;
+ status->chain_signal[0] = to_rssi(MT_PRXV_RCPI0, rxv.v[1]);
+ status->chain_signal[1] = to_rssi(MT_PRXV_RCPI1, rxv.v[1]);
+ status->chain_signal[2] = to_rssi(MT_PRXV_RCPI2, rxv.v[1]);
+ status->chain_signal[3] = to_rssi(MT_PRXV_RCPI3, rxv.v[1]);
+ status->signal = status->chain_signal[0];
+
+ for (i = 1; i < hweight8(mphy->antenna_mask); i++) {
+ if (!(status->chains & BIT(i)))
+ continue;
+
+ status->signal = max(status->signal,
+ status->chain_signal[i]);
+ }
+
+ /* RXD Group 5 - C-RXV */
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_5) {
+ u8 stbc = FIELD_GET(MT_CRXV_HT_STBC, rxv.v[2]);
+ u8 gi = FIELD_GET(MT_CRXV_HT_SHORT_GI, rxv.v[2]);
+ bool cck = false;
+
+ rxd += 18;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
+
+ idx = i = FIELD_GET(MT_PRXV_TX_RATE, rxv.v[0]);
+ rxv.phy = FIELD_GET(MT_CRXV_TX_MODE, rxv.v[2]);
+
+ switch (rxv.phy) {
+ case MT_PHY_TYPE_CCK:
+ cck = true;
+ /* fall through */
+ case MT_PHY_TYPE_OFDM:
+ i = mt76_get_rate(&dev->mt76, sband, i, cck);
+ break;
+ case MT_PHY_TYPE_HT_GF:
+ case MT_PHY_TYPE_HT:
+ status->encoding = RX_ENC_HT;
+ if (i > 31)
+ return -EINVAL;
+ break;
+ case MT_PHY_TYPE_VHT:
+ status->nss =
+ FIELD_GET(MT_PRXV_NSTS, rxv.v[0]) + 1;
+ status->encoding = RX_ENC_VHT;
+ if (i > 9)
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+ status->rate_idx = i;
+
+ switch (FIELD_GET(MT_CRXV_FRAME_MODE, rxv.v[2])) {
+ case IEEE80211_STA_RX_BW_20:
+ break;
+ case IEEE80211_STA_RX_BW_40:
+ status->bw = RATE_INFO_BW_40;
+ break;
+ case IEEE80211_STA_RX_BW_80:
+ status->bw = RATE_INFO_BW_80;
+ break;
+ case IEEE80211_STA_RX_BW_160:
+ status->bw = RATE_INFO_BW_160;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
+ if (gi)
+ status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
+ }
+ }
+
+ skb_pull(skb, (u8 *)rxd - skb->data + 2 * remove_pad);
+
+ if (insert_ccmp_hdr) {
+ u8 key_id = FIELD_GET(MT_RXD1_NORMAL_KEY_ID, rxd1);
+
+ mt76_insert_ccmp_hdr(skb, key_id);
+ }
+
+ hdr = mt76_skb_get_hdr(skb);
+ if (!status->wcid || !ieee80211_is_data_qos(hdr->frame_control))
+ return 0;
+
+ status->aggr = unicast &&
+ !ieee80211_is_qos_nullfunc(hdr->frame_control);
+ status->tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
+ status->seqno = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
+
+ return 0;
+}
+
+void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi,
+ struct sk_buff *skb, struct mt76_wcid *wcid,
+ struct ieee80211_key_conf *key, bool beacon)
+{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ bool multicast = is_multicast_ether_addr(hdr->addr1);
+ struct ieee80211_vif *vif = info->control.vif;
+ struct mt76_phy *mphy = &dev->mphy;
+ bool ext_phy = info->hw_queue & MT_TX_HW_QUEUE_EXT_PHY;
+ u8 fc_type, fc_stype, p_fmt, q_idx, omac_idx = 0, wmm_idx = 0;
+ __le16 fc = hdr->frame_control;
+ u16 tx_count = 4, seqno = 0;
+ u32 val;
+
+ if (vif) {
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+
+ omac_idx = mvif->omac_idx;
+ wmm_idx = mvif->wmm_idx;
+ }
+
+ if (ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ fc_type = (le16_to_cpu(fc) & IEEE80211_FCTL_FTYPE) >> 2;
+ fc_stype = (le16_to_cpu(fc) & IEEE80211_FCTL_STYPE) >> 4;
+
+ if (ieee80211_is_data(fc) || ieee80211_is_bufferable_mmpdu(fc)) {
+ q_idx = wmm_idx * MT7915_MAX_WMM_SETS +
+ skb_get_queue_mapping(skb);
+ p_fmt = MT_TX_TYPE_CT;
+ } else if (beacon) {
+ q_idx = MT_LMAC_BCN0;
+ p_fmt = MT_TX_TYPE_FW;
+ } else {
+ q_idx = MT_LMAC_ALTX0;
+ p_fmt = MT_TX_TYPE_CT;
+ }
+
+ val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + MT_TXD_SIZE) |
+ FIELD_PREP(MT_TXD0_PKT_FMT, p_fmt) |
+ FIELD_PREP(MT_TXD0_Q_IDX, q_idx);
+ txwi[0] = cpu_to_le32(val);
+
+ val = MT_TXD1_LONG_FORMAT |
+ FIELD_PREP(MT_TXD1_WLAN_IDX, wcid->idx) |
+ FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_11) |
+ FIELD_PREP(MT_TXD1_HDR_INFO,
+ ieee80211_get_hdrlen_from_skb(skb) / 2) |
+ FIELD_PREP(MT_TXD1_TID,
+ skb->priority & IEEE80211_QOS_CTL_TID_MASK) |
+ FIELD_PREP(MT_TXD1_OWN_MAC, omac_idx);
+ if (ext_phy && q_idx >= MT_LMAC_ALTX0 && q_idx <= MT_LMAC_BCN0)
+ val |= cpu_to_le32(MT_TXD1_TGID);
+
+ txwi[1] = cpu_to_le32(val);
+
+ val = FIELD_PREP(MT_TXD2_FRAME_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype) |
+ FIELD_PREP(MT_TXD2_MULTICAST, multicast);
+ if (key) {
+ if (multicast && ieee80211_is_robust_mgmt_frame(skb) &&
+ key->cipher == WLAN_CIPHER_SUITE_AES_CMAC) {
+ val |= MT_TXD2_BIP;
+ txwi[3] = 0;
+ } else {
+ txwi[3] = cpu_to_le32(MT_TXD3_PROTECT_FRAME);
+ }
+ } else {
+ txwi[3] = 0;
+ }
+ txwi[2] = cpu_to_le32(val);
+
+ txwi[4] = 0;
+ txwi[5] = 0;
+ txwi[6] = 0;
+
+ if (!ieee80211_is_data(fc) || multicast) {
+ u16 rate;
+
+ /* hardware won't add HTC for mgmt/ctrl frame */
+ txwi[2] |= cpu_to_le32(MT_TXD2_FIX_RATE | MT_TXD2_HTC_VLD);
+
+ if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
+ rate = MT7915_5G_RATE_DEFAULT;
+ else
+ rate = MT7915_2G_RATE_DEFAULT;
+
+ val = MT_TXD6_FIXED_BW |
+ FIELD_PREP(MT_TXD6_TX_RATE, rate);
+ txwi[6] |= cpu_to_le32(val);
+ txwi[3] |= cpu_to_le32(MT_TXD3_BA_DISABLE);
+ }
+
+ if (!ieee80211_is_beacon(fc))
+ txwi[3] |= cpu_to_le32(MT_TXD3_SW_POWER_MGMT);
+ else
+ tx_count = 0x1f;
+
+ if (info->flags & IEEE80211_TX_CTL_NO_ACK)
+ txwi[3] |= cpu_to_le32(MT_TXD3_NO_ACK);
+
+ val = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
+ FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype);
+ txwi[7] = cpu_to_le32(val);
+
+ val = FIELD_PREP(MT_TXD3_REM_TX_COUNT, tx_count);
+ if (ieee80211_is_data_qos(fc)) {
+ seqno = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
+ val |= MT_TXD3_SN_VALID;
+ } else if (ieee80211_is_back_req(fc)) {
+ struct ieee80211_bar *bar;
+
+ bar = (struct ieee80211_bar *)skb->data;
+ seqno = IEEE80211_SEQ_TO_SN(le16_to_cpu(bar->start_seq_num));
+ val |= MT_TXD3_SN_VALID;
+ }
+ val |= FIELD_PREP(MT_TXD3_SEQ, seqno);
+ txwi[3] |= cpu_to_le32(val);
+}
+
+int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
+ enum mt76_txq_id qid, struct mt76_wcid *wcid,
+ struct ieee80211_sta *sta,
+ struct mt76_tx_info *tx_info)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_info->skb->data;
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb);
+ struct ieee80211_key_conf *key = info->control.hw_key;
+ struct ieee80211_vif *vif = info->control.vif;
+ struct mt76_tx_cb *cb = mt76_tx_skb_cb(tx_info->skb);
+ struct mt76_txwi_cache *t;
+ struct mt7915_txp *txp;
+ int id, i, nbuf = tx_info->nbuf - 1;
+ u8 *txwi = (u8 *)txwi_ptr;
+
+ if (!wcid)
+ wcid = &dev->mt76.global_wcid;
+
+ cb->wcid = wcid->idx;
+
+ mt7915_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, key,
+ false);
+
+ txp = (struct mt7915_txp *)(txwi + MT_TXD_SIZE);
+ for (i = 0; i < nbuf; i++) {
+ txp->buf[i] = cpu_to_le32(tx_info->buf[i + 1].addr);
+ txp->len[i] = cpu_to_le16(tx_info->buf[i + 1].len);
+ }
+ txp->nbuf = nbuf;
+
+ /* pass partial skb header to fw */
+ tx_info->buf[1].len = MT_CT_PARSE_LEN;
+ tx_info->nbuf = MT_CT_DMA_BUF_NUM;
+
+ txp->flags = cpu_to_le16(MT_CT_INFO_APPLY_TXD);
+
+ if (!key)
+ txp->flags |= cpu_to_le16(MT_CT_INFO_NONE_CIPHER_FRAME);
+
+ if (ieee80211_is_mgmt(hdr->frame_control))
+ txp->flags |= cpu_to_le16(MT_CT_INFO_MGMT_FRAME);
+
+ if (vif) {
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+
+ txp->bss_idx = mvif->idx;
+ }
+
+ t = (struct mt76_txwi_cache *)(txwi + mdev->drv->txwi_size);
+ t->skb = tx_info->skb;
+
+ spin_lock_bh(&dev->token_lock);
+ id = idr_alloc(&dev->token, t, 0, MT7915_TOKEN_SIZE, GFP_ATOMIC);
+ spin_unlock_bh(&dev->token_lock);
+ if (id < 0)
+ return id;
+
+ txp->token = cpu_to_le16(id);
+ txp->rept_wds_wcid = 0xff;
+ tx_info->skb = DMA_DUMMY_DATA;
+
+ return 0;
+}
+
+static inline bool
+mt7915_tx_check_aggr_tid(struct mt7915_sta *msta, u8 tid)
+{
+ bool ret = false;
+
+ spin_lock_bh(&msta->ampdu_lock);
+ if (msta->ampdu_state[tid] == MT7915_AGGR_STOP)
+ ret = true;
+ spin_unlock_bh(&msta->ampdu_lock);
+
+ return ret;
+}
+
+static void
+mt7915_tx_check_aggr(struct ieee80211_sta *sta, struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ struct mt7915_sta *msta;
+ u16 tid;
+
+ if (!sta->ht_cap.ht_supported)
+ return;
+
+ if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
+ return;
+
+ if (unlikely(!ieee80211_is_data_qos(hdr->frame_control)))
+ return;
+
+ if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE)))
+ return;
+
+ msta = (struct mt7915_sta *)sta->drv_priv;
+ tid = ieee80211_get_tid(hdr);
+
+ if (mt7915_tx_check_aggr_tid(msta, tid)) {
+ ieee80211_start_tx_ba_session(sta, tid, 0);
+ mt7915_set_aggr_state(msta, tid, MT7915_AGGR_PROGRESS);
+ }
+}
+
+static inline void
+mt7915_tx_status(struct ieee80211_sta *sta, struct ieee80211_hw *hw,
+ struct ieee80211_tx_info *info, struct sk_buff *skb)
+{
+ struct ieee80211_tx_status status = {
+ .sta = sta,
+ .info = info,
+ };
+
+ if (skb)
+ status.skb = skb;
+
+ if (sta) {
+ struct mt7915_sta *msta;
+
+ msta = (struct mt7915_sta *)sta->drv_priv;
+ status.rate = &msta->stats.tx_rate;
+ }
+
+ /* use status_ext to report HE rate */
+ ieee80211_tx_status_ext(hw, &status);
+}
+
+static void
+mt7915_tx_complete_status(struct mt76_dev *mdev, struct sk_buff *skb,
+ struct ieee80211_sta *sta, u8 stat)
+{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_hw *hw;
+
+ hw = mt76_tx_status_get_hw(mdev, skb);
+
+ if (info->flags & IEEE80211_TX_CTL_AMPDU)
+ info->flags |= IEEE80211_TX_STAT_AMPDU;
+ else if (sta)
+ mt7915_tx_check_aggr(sta, skb);
+
+ if (stat)
+ ieee80211_tx_info_clear_status(info);
+
+ if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
+ info->flags |= IEEE80211_TX_STAT_ACK;
+
+ info->status.tx_time = 0;
+
+ if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) {
+ mt7915_tx_status(sta, hw, info, skb);
+ return;
+ }
+
+ if (sta || !(info->flags & IEEE80211_TX_CTL_NO_ACK))
+ mt7915_tx_status(sta, hw, info, NULL);
+
+ dev_kfree_skb(skb);
+}
+
+void mt7915_txp_skb_unmap(struct mt76_dev *dev,
+ struct mt76_txwi_cache *t)
+{
+ struct mt7915_txp *txp;
+ int i;
+
+ txp = mt7915_txwi_to_txp(dev, t);
+ for (i = 1; i < txp->nbuf; i++)
+ dma_unmap_single(dev->dev, le32_to_cpu(txp->buf[i]),
+ le16_to_cpu(txp->len[i]), DMA_TO_DEVICE);
+}
+
+void mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_tx_free *free = (struct mt7915_tx_free *)skb->data;
+ struct mt76_dev *mdev = &dev->mt76;
+ struct mt76_txwi_cache *txwi;
+ struct ieee80211_sta *sta = NULL;
+ u8 i, count;
+
+ /*
+ * TODO: MT_TX_FREE_LATENCY is msdu time from the TXD is queued into PLE,
+ * to the time ack is received or dropped by hw (air + hw queue time).
+ * Should avoid accessing WTBL to get Tx airtime, and use it instead.
+ */
+ count = FIELD_GET(MT_TX_FREE_MSDU_CNT, le16_to_cpu(free->ctrl));
+ for (i = 0; i < count; i++) {
+ u32 msdu, info = le32_to_cpu(free->info[i]);
+ u8 stat;
+
+ /*
+ * 1'b1: new wcid pair.
+ * 1'b0: msdu_id with the same 'wcid pair' as above.
+ */
+ if (info & MT_TX_FREE_PAIR) {
+ struct mt7915_sta *msta;
+ struct mt76_wcid *wcid;
+ u16 idx;
+
+ count++;
+ idx = FIELD_GET(MT_TX_FREE_WLAN_ID, info);
+ wcid = rcu_dereference(dev->mt76.wcid[idx]);
+ sta = wcid_to_sta(wcid);
+ if (!sta)
+ continue;
+
+ msta = container_of(wcid, struct mt7915_sta, wcid);
+ ieee80211_queue_work(mt76_hw(dev), &msta->stats_work);
+ continue;
+ }
+
+ msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info);
+ stat = FIELD_GET(MT_TX_FREE_STATUS, info);
+
+ spin_lock_bh(&dev->token_lock);
+ txwi = idr_remove(&dev->token, msdu);
+ spin_unlock_bh(&dev->token_lock);
+
+ if (!txwi)
+ continue;
+
+ mt7915_txp_skb_unmap(mdev, txwi);
+ if (txwi->skb) {
+ mt7915_tx_complete_status(mdev, txwi->skb, sta, stat);
+ txwi->skb = NULL;
+ }
+
+ mt76_put_txwi(mdev, txwi);
+ }
+ dev_kfree_skb(skb);
+}
+
+void mt7915_tx_complete_skb(struct mt76_dev *mdev, enum mt76_txq_id qid,
+ struct mt76_queue_entry *e)
+{
+ struct mt7915_dev *dev;
+
+ if (!e->txwi) {
+ dev_kfree_skb_any(e->skb);
+ return;
+ }
+
+ dev = container_of(mdev, struct mt7915_dev, mt76);
+
+ /* error path */
+ if (e->skb == DMA_DUMMY_DATA) {
+ struct mt76_txwi_cache *t;
+ struct mt7915_txp *txp;
+
+ txp = mt7915_txwi_to_txp(mdev, e->txwi);
+
+ spin_lock_bh(&dev->token_lock);
+ t = idr_remove(&dev->token, le16_to_cpu(txp->token));
+ spin_unlock_bh(&dev->token_lock);
+ e->skb = t ? t->skb : NULL;
+ }
+
+ if (e->skb) {
+ struct mt76_tx_cb *cb = mt76_tx_skb_cb(e->skb);
+ struct mt76_wcid *wcid;
+
+ wcid = rcu_dereference(dev->mt76.wcid[cb->wcid]);
+
+ mt7915_tx_complete_status(mdev, e->skb, wcid_to_sta(wcid), 0);
+ }
+}
+
+void mt7915_mac_cca_stats_reset(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ u32 reg = MT_WF_PHY_RX_CTRL1(ext_phy);
+
+ mt7915_l2_clear(dev, reg, MT_WF_PHY_RX_CTRL1_STSCNT_EN);
+ mt7915_l2_set(dev, reg, BIT(11) | BIT(9));
+}
+
+void mt7915_mac_reset_counters(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ int i;
+
+ for (i = 0; i < 4; i++) {
+ mt76_rr(dev, MT_TX_AGG_CNT(ext_phy, i));
+ mt76_rr(dev, MT_TX_AGG_CNT2(ext_phy, i));
+ }
+
+ if (ext_phy) {
+ dev->mt76.phy2->survey_time = ktime_get_boottime();
+ i = ARRAY_SIZE(dev->mt76.aggr_stats) / 2;
+ } else {
+ dev->mt76.phy.survey_time = ktime_get_boottime();
+ i = 0;
+ }
+ memset(&dev->mt76.aggr_stats[i], 0, sizeof(dev->mt76.aggr_stats) / 2);
+
+ /* reset airtime counters */
+ mt76_rr(dev, MT_MIB_SDR9(ext_phy));
+ mt76_rr(dev, MT_MIB_SDR36(ext_phy));
+ mt76_rr(dev, MT_MIB_SDR37(ext_phy));
+
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0(ext_phy),
+ MT_WF_RMAC_MIB_RXTIME_CLR);
+ mt76_set(dev, MT_WF_RMAC_MIB_AIRTIME0(ext_phy),
+ MT_WF_RMAC_MIB_RXTIME_CLR);
+}
+
+void mt7915_mac_set_timing(struct mt7915_phy *phy)
+{
+ s16 coverage_class = phy->coverage_class;
+ struct mt7915_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ u32 val, reg_offset;
+ u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48);
+ u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, 28);
+ int sifs, offset;
+ bool is_5ghz = phy->mt76->chandef.chan->band == NL80211_BAND_5GHZ;
+
+ if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
+ return;
+
+ if (is_5ghz)
+ sifs = 16;
+ else
+ sifs = 10;
+
+ if (ext_phy) {
+ coverage_class = max_t(s16, dev->phy.coverage_class,
+ coverage_class);
+ } else {
+ struct mt7915_phy *phy_ext = mt7915_ext_phy(dev);
+
+ if (phy_ext)
+ coverage_class = max_t(s16, phy_ext->coverage_class,
+ coverage_class);
+ }
+ mt76_set(dev, MT_ARB_SCR(ext_phy),
+ MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
+ udelay(1);
+
+ offset = 3 * coverage_class;
+ reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) |
+ FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset);
+
+ mt76_wr(dev, MT_TMAC_CDTR(ext_phy), cck + reg_offset);
+ mt76_wr(dev, MT_TMAC_ODTR(ext_phy), ofdm + reg_offset);
+ mt76_wr(dev, MT_TMAC_ICR0(ext_phy),
+ FIELD_PREP(MT_IFS_EIFS, 360) |
+ FIELD_PREP(MT_IFS_RIFS, 2) |
+ FIELD_PREP(MT_IFS_SIFS, sifs) |
+ FIELD_PREP(MT_IFS_SLOT, phy->slottime));
+
+ if (phy->slottime < 20 || is_5ghz)
+ val = MT7915_CFEND_RATE_DEFAULT;
+ else
+ val = MT7915_CFEND_RATE_11B;
+
+ mt76_rmw_field(dev, MT_AGG_ACR0(ext_phy), MT_AGG_ACR_CFEND_RATE, val);
+ mt76_clear(dev, MT_ARB_SCR(ext_phy),
+ MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
+}
+
+/*
+ * TODO: mib counters are read-clear and there're many HE functionalities need
+ * such info, hence firmware prepares a task to read the fields out to a shared
+ * structure. User should switch to use event format to avoid race condition.
+ */
+static void
+mt7915_phy_update_channel(struct mt76_phy *mphy, int idx)
+{
+ struct mt7915_dev *dev = container_of(mphy->dev, struct mt7915_dev, mt76);
+ struct mt76_channel_state *state;
+ u64 busy_time, tx_time, rx_time, obss_time;
+
+ busy_time = mt76_get_field(dev, MT_MIB_SDR9(idx),
+ MT_MIB_SDR9_BUSY_MASK);
+ tx_time = mt76_get_field(dev, MT_MIB_SDR36(idx),
+ MT_MIB_SDR36_TXTIME_MASK);
+ rx_time = mt76_get_field(dev, MT_MIB_SDR37(idx),
+ MT_MIB_SDR37_RXTIME_MASK);
+ obss_time = mt76_get_field(dev, MT_WF_RMAC_MIB_AIRTIME14(idx),
+ MT_MIB_OBSSTIME_MASK);
+
+ /* TODO: state->noise */
+ state = mphy->chan_state;
+ state->cc_busy += busy_time;
+ state->cc_tx += tx_time;
+ state->cc_rx += rx_time + obss_time;
+ state->cc_bss_rx += rx_time;
+}
+
+void mt7915_update_channel(struct mt76_dev *mdev)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+
+ mt7915_phy_update_channel(&mdev->phy, 0);
+ if (mdev->phy2)
+ mt7915_phy_update_channel(mdev->phy2, 1);
+
+ /* reset obss airtime */
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0(0), MT_WF_RMAC_MIB_RXTIME_CLR);
+ if (mdev->phy2)
+ mt76_set(dev, MT_WF_RMAC_MIB_TIME0(1),
+ MT_WF_RMAC_MIB_RXTIME_CLR);
+}
+
+static bool
+mt7915_wait_reset_state(struct mt7915_dev *dev, u32 state)
+{
+ bool ret;
+
+ ret = wait_event_timeout(dev->reset_wait,
+ (READ_ONCE(dev->reset_state) & state),
+ MT7915_RESET_TIMEOUT);
+
+ WARN(!ret, "Timeout waiting for MCU reset state %x\n", state);
+ return ret;
+}
+
+static void
+mt7915_update_vif_beacon(void *priv, u8 *mac, struct ieee80211_vif *vif)
+{
+ struct ieee80211_hw *hw = priv;
+
+ mt7915_mcu_add_beacon(hw, vif, vif->bss_conf.enable_beacon);
+}
+
+static void
+mt7915_update_beacons(struct mt7915_dev *dev)
+{
+ ieee80211_iterate_active_interfaces(dev->mt76.hw,
+ IEEE80211_IFACE_ITER_RESUME_ALL,
+ mt7915_update_vif_beacon, dev->mt76.hw);
+
+ if (!dev->mt76.phy2)
+ return;
+
+ ieee80211_iterate_active_interfaces(dev->mt76.phy2->hw,
+ IEEE80211_IFACE_ITER_RESUME_ALL,
+ mt7915_update_vif_beacon, dev->mt76.phy2->hw);
+}
+
+static void
+mt7915_dma_reset(struct mt7915_dev *dev)
+{
+ int i;
+
+ mt76_clear(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN);
+ mt76_clear(dev, MT_WFDMA1_GLO_CFG,
+ MT_WFDMA1_GLO_CFG_TX_DMA_EN | MT_WFDMA1_GLO_CFG_RX_DMA_EN);
+ usleep_range(1000, 2000);
+
+ for (i = 0; i < __MT_TXQ_MAX; i++)
+ mt76_queue_tx_cleanup(dev, i, true);
+
+ for (i = 0; i < ARRAY_SIZE(dev->mt76.q_rx); i++)
+ mt76_queue_rx_reset(dev, i);
+
+ /* re-init prefetch settings after reset */
+ mt7915_dma_prefetch(dev);
+
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN);
+ mt76_set(dev, MT_WFDMA1_GLO_CFG,
+ MT_WFDMA1_GLO_CFG_TX_DMA_EN | MT_WFDMA1_GLO_CFG_RX_DMA_EN);
+}
+
+/* system error recovery */
+void mt7915_mac_reset_work(struct work_struct *work)
+{
+ struct mt7915_dev *dev;
+
+ dev = container_of(work, struct mt7915_dev, reset_work);
+
+ if (!(READ_ONCE(dev->reset_state) & MT_MCU_CMD_STOP_DMA))
+ return;
+
+ ieee80211_stop_queues(mt76_hw(dev));
+ if (dev->mt76.phy2)
+ ieee80211_stop_queues(dev->mt76.phy2->hw);
+
+ set_bit(MT76_RESET, &dev->mphy.state);
+ set_bit(MT76_MCU_RESET, &dev->mphy.state);
+ wake_up(&dev->mt76.mcu.wait);
+ cancel_delayed_work_sync(&dev->mt76.mac_work);
+
+ /* lock/unlock all queues to ensure that no tx is pending */
+ mt76_txq_schedule_all(&dev->mphy);
+ if (dev->mt76.phy2)
+ mt76_txq_schedule_all(dev->mt76.phy2);
+
+ tasklet_disable(&dev->mt76.tx_tasklet);
+ napi_disable(&dev->mt76.napi[0]);
+ napi_disable(&dev->mt76.napi[1]);
+ napi_disable(&dev->mt76.napi[2]);
+ napi_disable(&dev->mt76.tx_napi);
+
+ mutex_lock(&dev->mt76.mutex);
+
+ mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_DMA_STOPPED);
+
+ if (mt7915_wait_reset_state(dev, MT_MCU_CMD_RESET_DONE)) {
+ mt7915_dma_reset(dev);
+
+ mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_DMA_INIT);
+ mt7915_wait_reset_state(dev, MT_MCU_CMD_RECOVERY_DONE);
+ }
+
+ clear_bit(MT76_MCU_RESET, &dev->mphy.state);
+ clear_bit(MT76_RESET, &dev->mphy.state);
+
+ tasklet_enable(&dev->mt76.tx_tasklet);
+ napi_enable(&dev->mt76.tx_napi);
+ napi_schedule(&dev->mt76.tx_napi);
+
+ napi_enable(&dev->mt76.napi[0]);
+ napi_schedule(&dev->mt76.napi[0]);
+
+ napi_enable(&dev->mt76.napi[1]);
+ napi_schedule(&dev->mt76.napi[1]);
+
+ napi_enable(&dev->mt76.napi[2]);
+ napi_schedule(&dev->mt76.napi[2]);
+
+ ieee80211_wake_queues(mt76_hw(dev));
+ if (dev->mt76.phy2)
+ ieee80211_wake_queues(dev->mt76.phy2->hw);
+
+ mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_RESET_DONE);
+ mt7915_wait_reset_state(dev, MT_MCU_CMD_NORMAL_STATE);
+
+ mutex_unlock(&dev->mt76.mutex);
+
+ mt7915_update_beacons(dev);
+
+ ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mt76.mac_work,
+ MT7915_WATCHDOG_TIME);
+}
+
+static void
+mt7915_mac_update_mib_stats(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mib_stats *mib = &phy->mib;
+ bool ext_phy = phy != &dev->phy;
+ int i, aggr0, aggr1;
+
+ memset(mib, 0, sizeof(*mib));
+
+ mib->fcs_err_cnt = mt76_get_field(dev, MT_MIB_SDR3(ext_phy),
+ MT_MIB_SDR3_FCS_ERR_MASK);
+
+ aggr0 = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
+ for (i = 0, aggr1 = aggr0 + 4; i < 4; i++) {
+ u32 val, val2;
+
+ val = mt76_rr(dev, MT_MIB_MB_SDR1(ext_phy, i));
+
+ val2 = FIELD_GET(MT_MIB_ACK_FAIL_COUNT_MASK, val);
+ if (val2 > mib->ack_fail_cnt)
+ mib->ack_fail_cnt = val2;
+
+ val2 = FIELD_GET(MT_MIB_BA_MISS_COUNT_MASK, val);
+ if (val2 > mib->ba_miss_cnt)
+ mib->ba_miss_cnt = val2;
+
+ val = mt76_rr(dev, MT_MIB_MB_SDR0(ext_phy, i));
+ val2 = FIELD_GET(MT_MIB_RTS_RETRIES_COUNT_MASK, val);
+ if (val2 > mib->rts_retries_cnt) {
+ mib->rts_cnt = FIELD_GET(MT_MIB_RTS_COUNT_MASK, val);
+ mib->rts_retries_cnt = val2;
+ }
+
+ val = mt76_rr(dev, MT_TX_AGG_CNT(ext_phy, i));
+ val2 = mt76_rr(dev, MT_TX_AGG_CNT2(ext_phy, i));
+
+ dev->mt76.aggr_stats[aggr0++] += val & 0xffff;
+ dev->mt76.aggr_stats[aggr0++] += val >> 16;
+ dev->mt76.aggr_stats[aggr1++] += val2 & 0xffff;
+ dev->mt76.aggr_stats[aggr1++] += val2 >> 16;
+ }
+}
+
+void mt7915_mac_sta_stats_work(struct work_struct *work)
+{
+ struct ieee80211_sta *sta;
+ struct ieee80211_vif *vif;
+ struct mt7915_sta_stats *stats;
+ struct mt7915_sta *msta;
+ struct mt7915_dev *dev;
+
+ msta = container_of(work, struct mt7915_sta, stats_work);
+ sta = container_of((void *)msta, struct ieee80211_sta, drv_priv);
+ vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv);
+ dev = msta->vif->dev;
+ stats = &msta->stats;
+
+ /* use MT_TX_FREE_RATE to report Tx rate for further devices */
+ if (time_after(jiffies, stats->jiffies + HZ)) {
+ mt7915_mcu_get_rate_info(dev, RATE_CTRL_RU_INFO,
+ msta->wcid.idx);
+
+ stats->jiffies = jiffies;
+ }
+
+ if (test_and_clear_bit(IEEE80211_RC_SUPP_RATES_CHANGED |
+ IEEE80211_RC_NSS_CHANGED |
+ IEEE80211_RC_BW_CHANGED, &stats->changed))
+ mt7915_mcu_add_rate_ctrl(dev, vif, sta);
+
+ if (test_and_clear_bit(IEEE80211_RC_SMPS_CHANGED, &stats->changed))
+ mt7915_mcu_add_smps(dev, vif, sta);
+
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (list_empty(&msta->poll_list))
+ list_add_tail(&msta->poll_list, &dev->sta_poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+}
+
+void mt7915_mac_work(struct work_struct *work)
+{
+ struct mt7915_dev *dev;
+
+ dev = (struct mt7915_dev *)container_of(work, struct mt76_dev,
+ mac_work.work);
+
+ mutex_lock(&dev->mt76.mutex);
+ mt76_update_survey(&dev->mt76);
+ if (++dev->mac_work_count == 5) {
+ struct mt7915_phy *ext_phy = mt7915_ext_phy(dev);
+
+ mt7915_mac_update_mib_stats(&dev->phy);
+ if (ext_phy)
+ mt7915_mac_update_mib_stats(ext_phy);
+
+ dev->mac_work_count = 0;
+ }
+ mutex_unlock(&dev->mt76.mutex);
+
+ ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mt76.mac_work,
+ MT7915_WATCHDOG_TIME);
+}
+
+static void mt7915_dfs_stop_radar_detector(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+
+ if (phy->rdd_state & BIT(0))
+ mt7915_mcu_rdd_cmd(dev, RDD_STOP, 0, MT_RX_SEL0, 0);
+ if (phy->rdd_state & BIT(1))
+ mt7915_mcu_rdd_cmd(dev, RDD_STOP, 1, MT_RX_SEL0, 0);
+}
+
+static int mt7915_dfs_start_rdd(struct mt7915_dev *dev, int chain)
+{
+ int err;
+
+ err = mt7915_mcu_rdd_cmd(dev, RDD_START, chain, MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ return mt7915_mcu_rdd_cmd(dev, RDD_DET_MODE, chain, MT_RX_SEL0, 1);
+}
+
+static int mt7915_dfs_start_radar_detector(struct mt7915_phy *phy)
+{
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ struct mt7915_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ int err;
+
+ /* start CAC */
+ err = mt7915_mcu_rdd_cmd(dev, RDD_CAC_START, ext_phy, MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ err = mt7915_dfs_start_rdd(dev, ext_phy);
+ if (err < 0)
+ return err;
+
+ phy->rdd_state |= BIT(ext_phy);
+
+ if (chandef->width == NL80211_CHAN_WIDTH_160 ||
+ chandef->width == NL80211_CHAN_WIDTH_80P80) {
+ err = mt7915_dfs_start_rdd(dev, 1);
+ if (err < 0)
+ return err;
+
+ phy->rdd_state |= BIT(1);
+ }
+
+ return 0;
+}
+
+static int
+mt7915_dfs_init_radar_specs(struct mt7915_phy *phy)
+{
+ const struct mt7915_dfs_radar_spec *radar_specs;
+ struct mt7915_dev *dev = phy->dev;
+ int err, i;
+
+ switch (dev->mt76.region) {
+ case NL80211_DFS_FCC:
+ radar_specs = &fcc_radar_specs;
+ err = mt7915_mcu_set_fcc5_lpn(dev, 8);
+ if (err < 0)
+ return err;
+ break;
+ case NL80211_DFS_ETSI:
+ radar_specs = &etsi_radar_specs;
+ break;
+ case NL80211_DFS_JP:
+ radar_specs = &jp_radar_specs;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(radar_specs->radar_pattern); i++) {
+ err = mt7915_mcu_set_radar_th(dev, i,
+ &radar_specs->radar_pattern[i]);
+ if (err < 0)
+ return err;
+ }
+
+ return mt7915_mcu_set_pulse_th(dev, &radar_specs->pulse_th);
+}
+
+int mt7915_dfs_init_radar_detector(struct mt7915_phy *phy)
+{
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ struct mt7915_dev *dev = phy->dev;
+ bool ext_phy = phy != &dev->phy;
+ int err;
+
+ if (dev->mt76.region == NL80211_DFS_UNSET) {
+ phy->dfs_state = -1;
+ if (phy->rdd_state)
+ goto stop;
+
+ return 0;
+ }
+
+ if (test_bit(MT76_SCANNING, &phy->mt76->state))
+ return 0;
+
+ if (phy->dfs_state == chandef->chan->dfs_state)
+ return 0;
+
+ err = mt7915_dfs_init_radar_specs(phy);
+ if (err < 0) {
+ phy->dfs_state = -1;
+ goto stop;
+ }
+
+ phy->dfs_state = chandef->chan->dfs_state;
+
+ if (chandef->chan->flags & IEEE80211_CHAN_RADAR) {
+ if (chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
+ return mt7915_dfs_start_radar_detector(phy);
+
+ return mt7915_mcu_rdd_cmd(dev, RDD_CAC_END, ext_phy,
+ MT_RX_SEL0, 0);
+ }
+
+stop:
+ err = mt7915_mcu_rdd_cmd(dev, RDD_NORMAL_START, ext_phy,
+ MT_RX_SEL0, 0);
+ if (err < 0)
+ return err;
+
+ mt7915_dfs_stop_radar_detector(phy);
+ return 0;
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
new file mode 100644
index 0000000000000000000000000000000000000000..7da7551f98e42a0160358682029c0d0d58095a7b
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
@@ -0,0 +1,328 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT7915_MAC_H
+#define __MT7915_MAC_H
+
+#define MT_CT_PARSE_LEN 72
+#define MT_CT_DMA_BUF_NUM 2
+
+#define MT_RXD0_LENGTH GENMASK(15, 0)
+#define MT_RXD0_PKT_TYPE GENMASK(31, 27)
+
+#define MT_RXD0_NORMAL_ETH_TYPE_OFS GENMASK(22, 16)
+#define MT_RXD0_NORMAL_IP_SUM BIT(23)
+#define MT_RXD0_NORMAL_UDP_TCP_SUM BIT(24)
+
+enum rx_pkt_type {
+ PKT_TYPE_TXS,
+ PKT_TYPE_TXRXV,
+ PKT_TYPE_NORMAL,
+ PKT_TYPE_RX_DUP_RFB,
+ PKT_TYPE_RX_TMR,
+ PKT_TYPE_RETRIEVE,
+ PKT_TYPE_TXRX_NOTIFY,
+ PKT_TYPE_RX_EVENT,
+};
+
+/* RXD DW1 */
+#define MT_RXD1_NORMAL_WLAN_IDX GENMASK(9, 0)
+#define MT_RXD1_NORMAL_GROUP_1 BIT(11)
+#define MT_RXD1_NORMAL_GROUP_2 BIT(12)
+#define MT_RXD1_NORMAL_GROUP_3 BIT(13)
+#define MT_RXD1_NORMAL_GROUP_4 BIT(14)
+#define MT_RXD1_NORMAL_GROUP_5 BIT(15)
+#define MT_RXD1_NORMAL_SEC_MODE GENMASK(20, 16)
+#define MT_RXD1_NORMAL_KEY_ID GENMASK(22, 21)
+#define MT_RXD1_NORMAL_CM BIT(23)
+#define MT_RXD1_NORMAL_CLM BIT(24)
+#define MT_RXD1_NORMAL_ICV_ERR BIT(25)
+#define MT_RXD1_NORMAL_TKIP_MIC_ERR BIT(26)
+#define MT_RXD1_NORMAL_FCS_ERR BIT(27)
+#define MT_RXD1_NORMAL_BAND_IDX BIT(28)
+#define MT_RXD1_NORMAL_SPP_EN BIT(29)
+#define MT_RXD1_NORMAL_ADD_OM BIT(30)
+#define MT_RXD1_NORMAL_SEC_DONE BIT(31)
+
+/* RXD DW2 */
+#define MT_RXD2_NORMAL_BSSID GENMASK(5, 0)
+#define MT_RXD2_NORMAL_CO_ANT BIT(6)
+#define MT_RXD2_NORMAL_BF_CQI BIT(7)
+#define MT_RXD2_NORMAL_MAC_HDR_LEN GENMASK(12, 8)
+#define MT_RXD2_NORMAL_HDR_TRANS BIT(13)
+#define MT_RXD2_NORMAL_HDR_OFFSET GENMASK(15, 14)
+#define MT_RXD2_NORMAL_TID GENMASK(19, 16)
+#define MT_RXD2_NORMAL_MU_BAR BIT(21)
+#define MT_RXD2_NORMAL_SW_BIT BIT(22)
+#define MT_RXD2_NORMAL_AMSDU_ERR BIT(23)
+#define MT_RXD2_NORMAL_MAX_LEN_ERROR BIT(24)
+#define MT_RXD2_NORMAL_HDR_TRANS_ERROR BIT(25)
+#define MT_RXD2_NORMAL_INT_FRAME BIT(26)
+#define MT_RXD2_NORMAL_FRAG BIT(27)
+#define MT_RXD2_NORMAL_NULL_FRAME BIT(28)
+#define MT_RXD2_NORMAL_NDATA BIT(29)
+#define MT_RXD2_NORMAL_NON_AMPDU BIT(30)
+#define MT_RXD2_NORMAL_BF_REPORT BIT(31)
+
+/* RXD DW3 */
+#define MT_RXD3_NORMAL_RXV_SEQ GENMASK(7, 0)
+#define MT_RXD3_NORMAL_CH_FREQ GENMASK(15, 8)
+#define MT_RXD3_NORMAL_ADDR_TYPE GENMASK(17, 16)
+#define MT_RXD3_NORMAL_U2M BIT(0)
+#define MT_RXD3_NORMAL_HTC_VLD BIT(0)
+#define MT_RXD3_NORMAL_TSF_COMPARE_LOSS BIT(19)
+#define MT_RXD3_NORMAL_BEACON_MC BIT(20)
+#define MT_RXD3_NORMAL_BEACON_UC BIT(21)
+#define MT_RXD3_NORMAL_AMSDU BIT(22)
+#define MT_RXD3_NORMAL_MESH BIT(23)
+#define MT_RXD3_NORMAL_MHCP BIT(24)
+#define MT_RXD3_NORMAL_NO_INFO_WB BIT(25)
+#define MT_RXD3_NORMAL_DISABLE_RX_HDR_TRANS BIT(26)
+#define MT_RXD3_NORMAL_POWER_SAVE_STAT BIT(27)
+#define MT_RXD3_NORMAL_MORE BIT(28)
+#define MT_RXD3_NORMAL_UNWANT BIT(29)
+#define MT_RXD3_NORMAL_RX_DROP BIT(30)
+#define MT_RXD3_NORMAL_VLAN2ETH BIT(31)
+
+/* RXD DW4 */
+#define MT_RXD4_NORMAL_PAYLOAD_FORMAT GENMASK(1, 0)
+#define MT_RXD4_NORMAL_PATTERN_DROP BIT(9)
+#define MT_RXD4_NORMAL_CLS BIT(10)
+#define MT_RXD4_NORMAL_OFLD GENMASK(12, 11)
+#define MT_RXD4_NORMAL_MAGIC_PKT BIT(13)
+#define MT_RXD4_NORMAL_WOL GENMASK(18, 14)
+#define MT_RXD4_NORMAL_CLS_BITMAP GENMASK(28, 19)
+#define MT_RXD3_NORMAL_PF_MODE BIT(29)
+#define MT_RXD3_NORMAL_PF_STS GENMASK(31, 30)
+
+/* P-RXV */
+#define MT_PRXV_TX_RATE GENMASK(6, 0)
+#define MT_PRXV_NSTS GENMASK(9, 7)
+#define MT_PRXV_HT_AD_CODE BIT(11)
+#define MT_PRXV_RCPI3 GENMASK(31, 24)
+#define MT_PRXV_RCPI2 GENMASK(23, 16)
+#define MT_PRXV_RCPI1 GENMASK(15, 8)
+#define MT_PRXV_RCPI0 GENMASK(7, 0)
+
+/* C-RXV */
+#define MT_CRXV_HT_STBC GENMASK(1, 0)
+#define MT_CRXV_TX_MODE GENMASK(7, 4)
+#define MT_CRXV_FRAME_MODE GENMASK(10, 8)
+#define MT_CRXV_HT_SHORT_GI GENMASK(14, 13)
+
+struct mt7915_rxv {
+ u32 phy;
+
+ /* P-RXV: bit 0~1, C-RXV: bit 2~19 */
+ __le32 v[20];
+};
+
+enum tx_header_format {
+ MT_HDR_FORMAT_802_3,
+ MT_HDR_FORMAT_CMD,
+ MT_HDR_FORMAT_802_11,
+ MT_HDR_FORMAT_802_11_EXT,
+};
+
+enum tx_pkt_type {
+ MT_TX_TYPE_CT,
+ MT_TX_TYPE_SF,
+ MT_TX_TYPE_CMD,
+ MT_TX_TYPE_FW,
+};
+
+enum tx_pkt_queue_idx {
+ MT_LMAC_AC00,
+ MT_LMAC_AC01,
+ MT_LMAC_AC02,
+ MT_LMAC_AC03,
+ MT_LMAC_ALTX0 = 0x10,
+ MT_LMAC_BMC0 = 0x10,
+ MT_LMAC_BCN0 = 0x12,
+};
+
+enum tx_port_idx {
+ MT_TX_PORT_IDX_LMAC,
+ MT_TX_PORT_IDX_MCU
+};
+
+enum tx_mcu_port_q_idx {
+ MT_TX_MCU_PORT_RX_Q0 = 0x20,
+ MT_TX_MCU_PORT_RX_Q1,
+ MT_TX_MCU_PORT_RX_Q2,
+ MT_TX_MCU_PORT_RX_Q3,
+ MT_TX_MCU_PORT_RX_FWDL = 0x3e
+};
+
+#define MT_CT_INFO_APPLY_TXD BIT(0)
+#define MT_CT_INFO_COPY_HOST_TXD_ALL BIT(1)
+#define MT_CT_INFO_MGMT_FRAME BIT(2)
+#define MT_CT_INFO_NONE_CIPHER_FRAME BIT(3)
+#define MT_CT_INFO_HSR2_TX BIT(4)
+
+#define MT_TXD_SIZE (8 * 4)
+
+#define MT_TXD0_Q_IDX GENMASK(31, 25)
+#define MT_TXD0_PKT_FMT GENMASK(24, 23)
+#define MT_TXD0_ETH_TYPE_OFFSET GENMASK(22, 16)
+#define MT_TXD0_TX_BYTES GENMASK(15, 0)
+
+#define MT_TXD1_LONG_FORMAT BIT(31)
+#define MT_TXD1_TGID BIT(30)
+#define MT_TXD1_OWN_MAC GENMASK(29, 24)
+#define MT_TXD1_AMSDU BIT(23)
+#define MT_TXD1_TID GENMASK(22, 20)
+#define MT_TXD1_HDR_PAD GENMASK(19, 18)
+#define MT_TXD1_HDR_FORMAT GENMASK(17, 16)
+#define MT_TXD1_HDR_INFO GENMASK(15, 11)
+#define MT_TXD1_VTA BIT(10)
+#define MT_TXD1_WLAN_IDX GENMASK(9, 0)
+
+#define MT_TXD2_FIX_RATE BIT(31)
+#define MT_TXD2_FIXED_RATE BIT(30)
+#define MT_TXD2_POWER_OFFSET GENMASK(29, 24)
+#define MT_TXD2_MAX_TX_TIME GENMASK(23, 16)
+#define MT_TXD2_FRAG GENMASK(15, 14)
+#define MT_TXD2_HTC_VLD BIT(13)
+#define MT_TXD2_DURATION BIT(12)
+#define MT_TXD2_BIP BIT(11)
+#define MT_TXD2_MULTICAST BIT(10)
+#define MT_TXD2_RTS BIT(9)
+#define MT_TXD2_SOUNDING BIT(8)
+#define MT_TXD2_NDPA BIT(7)
+#define MT_TXD2_NDP BIT(6)
+#define MT_TXD2_FRAME_TYPE GENMASK(5, 4)
+#define MT_TXD2_SUB_TYPE GENMASK(3, 0)
+
+#define MT_TXD3_SN_VALID BIT(31)
+#define MT_TXD3_PN_VALID BIT(30)
+#define MT_TXD3_SW_POWER_MGMT BIT(29)
+#define MT_TXD3_BA_DISABLE BIT(28)
+#define MT_TXD3_SEQ GENMASK(27, 16)
+#define MT_TXD3_REM_TX_COUNT GENMASK(15, 11)
+#define MT_TXD3_TX_COUNT GENMASK(10, 6)
+#define MT_TXD3_TIMING_MEASURE BIT(5)
+#define MT_TXD3_DAS BIT(4)
+#define MT_TXD3_EEOSP BIT(3)
+#define MT_TXD3_EMRD BIT(2)
+#define MT_TXD3_PROTECT_FRAME BIT(1)
+#define MT_TXD3_NO_ACK BIT(0)
+
+#define MT_TXD4_PN_LOW GENMASK(31, 0)
+
+#define MT_TXD5_PN_HIGH GENMASK(31, 16)
+#define MT_TXD5_MD BIT(15)
+#define MT_TXD5_ADD_BA BIT(14)
+#define MT_TXD5_TX_STATUS_HOST BIT(10)
+#define MT_TXD5_TX_STATUS_MCU BIT(9)
+#define MT_TXD5_TX_STATUS_FMT BIT(8)
+#define MT_TXD5_PID GENMASK(7, 0)
+
+#define MT_TXD6_TX_IBF BIT(31)
+#define MT_TXD6_TX_EBF BIT(30)
+#define MT_TXD6_TX_RATE GENMASK(29, 16)
+#define MT_TXD6_SGI GENMASK(15, 14)
+#define MT_TXD6_HELTF GENMASK(13, 12)
+#define MT_TXD6_LDPC BIT(11)
+#define MT_TXD6_SPE_ID_IDX BIT(10)
+#define MT_TXD6_ANT_ID GENMASK(7, 4)
+#define MT_TXD6_DYN_BW BIT(3)
+#define MT_TXD6_FIXED_BW BIT(2)
+#define MT_TXD6_BW GENMASK(2, 0)
+
+#define MT_TXD7_TXD_LEN GENMASK(31, 30)
+#define MT_TXD7_UDP_TCP_SUM BIT(29)
+#define MT_TXD7_IP_SUM BIT(28)
+
+#define MT_TXD7_TYPE GENMASK(21, 20)
+#define MT_TXD7_SUB_TYPE GENMASK(19, 16)
+
+#define MT_TXD7_PSE_FID GENMASK(27, 16)
+#define MT_TXD7_SPE_IDX GENMASK(15, 11)
+#define MT_TXD7_HW_AMSDU BIT(10)
+#define MT_TXD7_TX_TIME GENMASK(9, 0)
+
+#define MT_TX_RATE_STBC BIT(13)
+#define MT_TX_RATE_NSS GENMASK(12, 10)
+#define MT_TX_RATE_MODE GENMASK(9, 6)
+#define MT_TX_RATE_IDX GENMASK(5, 0)
+
+#define MT_TXP_MAX_BUF_NUM 6
+
+struct mt7915_txp {
+ __le16 flags;
+ __le16 token;
+ u8 bss_idx;
+ u8 rept_wds_wcid;
+ u8 rsv;
+ u8 nbuf;
+ __le32 buf[MT_TXP_MAX_BUF_NUM];
+ __le16 len[MT_TXP_MAX_BUF_NUM];
+} __packed __aligned(4);
+
+struct mt7915_tx_free {
+ __le16 rx_byte_cnt;
+ __le16 ctrl;
+ u8 txd_cnt;
+ u8 rsv[3];
+ __le32 info[];
+} __packed __aligned(4);
+
+#define MT_TX_FREE_MSDU_CNT GENMASK(9, 0)
+#define MT_TX_FREE_WLAN_ID GENMASK(23, 14)
+#define MT_TX_FREE_LATENCY GENMASK(12, 0)
+/* 0: success, others: dropped */
+#define MT_TX_FREE_STATUS GENMASK(14, 13)
+#define MT_TX_FREE_MSDU_ID GENMASK(30, 16)
+#define MT_TX_FREE_PAIR BIT(31)
+/* will support this field in further revision */
+#define MT_TX_FREE_RATE GENMASK(13, 0)
+
+struct mt7915_dfs_pulse {
+ u32 max_width; /* us */
+ int max_pwr; /* dbm */
+ int min_pwr; /* dbm */
+ u32 min_stgr_pri; /* us */
+ u32 max_stgr_pri; /* us */
+ u32 min_cr_pri; /* us */
+ u32 max_cr_pri; /* us */
+};
+
+struct mt7915_dfs_pattern {
+ u8 enb;
+ u8 stgr;
+ u8 min_crpn;
+ u8 max_crpn;
+ u8 min_crpr;
+ u8 min_pw;
+ u32 min_pri;
+ u32 max_pri;
+ u8 max_pw;
+ u8 min_crbn;
+ u8 max_crbn;
+ u8 min_stgpn;
+ u8 max_stgpn;
+ u8 min_stgpr;
+ u8 rsv[2];
+ u32 min_stgpr_diff;
+} __packed;
+
+struct mt7915_dfs_radar_spec {
+ struct mt7915_dfs_pulse pulse_th;
+ struct mt7915_dfs_pattern radar_pattern[16];
+};
+
+static inline struct mt7915_txp *
+mt7915_txwi_to_txp(struct mt76_dev *dev, struct mt76_txwi_cache *t)
+{
+ u8 *txwi;
+
+ if (!t)
+ return NULL;
+
+ txwi = mt76_get_txwi_ptr(dev, t);
+
+ return (struct mt7915_txp *)(txwi + MT_TXD_SIZE);
+}
+
+#endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
new file mode 100644
index 0000000000000000000000000000000000000000..ae5ed41d337bf8ffe837a813fc112a4351e664cd
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -0,0 +1,741 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+#include "mt7915.h"
+#include "mcu.h"
+
+static bool mt7915_dev_running(struct mt7915_dev *dev)
+{
+ struct mt7915_phy *phy;
+
+ if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
+ return true;
+
+ phy = mt7915_ext_phy(dev);
+
+ return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state);
+}
+
+static int mt7915_start(struct ieee80211_hw *hw)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ bool running;
+
+ mutex_lock(&dev->mt76.mutex);
+
+ running = mt7915_dev_running(dev);
+
+ if (!running) {
+ mt7915_mcu_set_pm(dev, 0, 0);
+ mt7915_mcu_set_mac(dev, 0, true, false);
+ mt7915_mcu_set_scs(dev, 0, true);
+ }
+
+ if (phy != &dev->phy) {
+ mt7915_mcu_set_pm(dev, 1, 0);
+ mt7915_mcu_set_mac(dev, 1, true, false);
+ mt7915_mcu_set_scs(dev, 1, true);
+ }
+
+ mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD_SET_RX_PATH);
+
+ set_bit(MT76_STATE_RUNNING, &phy->mt76->state);
+
+ if (running)
+ goto out;
+
+ mt7915_mac_reset_counters(phy);
+
+ ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mt76.mac_work,
+ MT7915_WATCHDOG_TIME);
+out:
+ mutex_unlock(&dev->mt76.mutex);
+
+ return 0;
+}
+
+static void mt7915_stop(struct ieee80211_hw *hw)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+
+ mutex_lock(&dev->mt76.mutex);
+
+ clear_bit(MT76_STATE_RUNNING, &phy->mt76->state);
+
+ if (phy != &dev->phy) {
+ mt7915_mcu_set_pm(dev, 1, 1);
+ mt7915_mcu_set_mac(dev, 1, false, false);
+ }
+
+ if (!mt7915_dev_running(dev)) {
+ cancel_delayed_work_sync(&dev->mt76.mac_work);
+
+ mt7915_mcu_set_pm(dev, 0, 1);
+ mt7915_mcu_set_mac(dev, 0, false, false);
+ }
+
+ mutex_unlock(&dev->mt76.mutex);
+}
+
+static int get_omac_idx(enum nl80211_iftype type, u32 mask)
+{
+ int i;
+
+ switch (type) {
+ case NL80211_IFTYPE_MONITOR:
+ case NL80211_IFTYPE_AP:
+ /* ap uses hw bssid 0 and ext bssid */
+ if (~mask & BIT(HW_BSSID_0))
+ return HW_BSSID_0;
+
+ for (i = EXT_BSSID_1; i < EXT_BSSID_END; i++)
+ if (~mask & BIT(i))
+ return i;
+ break;
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_STATION:
+ /* station uses hw bssid other than 0 */
+ for (i = HW_BSSID_1; i < HW_BSSID_MAX; i++)
+ if (~mask & BIT(i))
+ return i;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ return -1;
+}
+
+static int mt7915_add_interface(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct mt76_txq *mtxq;
+ bool ext_phy = phy != &dev->phy;
+ int idx, ret = 0;
+
+ mutex_lock(&dev->mt76.mutex);
+
+ mvif->idx = ffs(~phy->vif_mask) - 1;
+ if (mvif->idx >= MT7915_MAX_INTERFACES) {
+ ret = -ENOSPC;
+ goto out;
+ }
+
+ idx = get_omac_idx(vif->type, phy->omac_mask);
+ if (idx < 0) {
+ ret = -ENOSPC;
+ goto out;
+ }
+ mvif->omac_idx = idx;
+ mvif->dev = dev;
+ mvif->band_idx = ext_phy;
+
+ if (ext_phy)
+ mvif->wmm_idx = ext_phy * (MT7915_MAX_WMM_SETS / 2) +
+ mvif->idx % (MT7915_MAX_WMM_SETS / 2);
+ else
+ mvif->wmm_idx = mvif->idx % MT7915_MAX_WMM_SETS;
+
+ ret = mt7915_mcu_add_dev_info(dev, vif, true);
+ if (ret)
+ goto out;
+
+ phy->vif_mask |= BIT(mvif->idx);
+ phy->omac_mask |= BIT(mvif->omac_idx);
+
+ idx = MT7915_WTBL_RESERVED - mvif->idx;
+
+ INIT_LIST_HEAD(&mvif->sta.poll_list);
+ mvif->sta.wcid.idx = idx;
+ mvif->sta.wcid.ext_phy = mvif->band_idx;
+ mvif->sta.wcid.hw_key_idx = -1;
+ mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET;
+ mt7915_mac_wtbl_update(dev, idx,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+
+ rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid);
+ if (vif->txq) {
+ mtxq = (struct mt76_txq *)vif->txq->drv_priv;
+ mtxq->wcid = &mvif->sta.wcid;
+ mt76_txq_init(&dev->mt76, vif->txq);
+ }
+
+out:
+ mutex_unlock(&dev->mt76.mutex);
+
+ return ret;
+}
+
+static void mt7915_remove_interface(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = &mvif->sta;
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ int idx = msta->wcid.idx;
+
+ /* TODO: disable beacon for the bss */
+
+ mt7915_mcu_add_dev_info(dev, vif, false);
+
+ rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
+ if (vif->txq)
+ mt76_txq_remove(&dev->mt76, vif->txq);
+
+ mutex_lock(&dev->mt76.mutex);
+ phy->vif_mask &= ~BIT(mvif->idx);
+ phy->omac_mask &= ~BIT(mvif->omac_idx);
+ mutex_unlock(&dev->mt76.mutex);
+
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (!list_empty(&msta->poll_list))
+ list_del_init(&msta->poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+}
+
+static void mt7915_init_dfs_state(struct mt7915_phy *phy)
+{
+ struct mt76_phy *mphy = phy->mt76;
+ struct ieee80211_hw *hw = mphy->hw;
+ struct cfg80211_chan_def *chandef = &hw->conf.chandef;
+
+ if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
+ return;
+
+ if (!(chandef->chan->flags & IEEE80211_CHAN_RADAR))
+ return;
+
+ if (mphy->chandef.chan->center_freq == chandef->chan->center_freq &&
+ mphy->chandef.width == chandef->width)
+ return;
+
+ phy->dfs_state = -1;
+}
+
+static int mt7915_set_channel(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+ int ret;
+
+ cancel_delayed_work_sync(&dev->mt76.mac_work);
+
+ mutex_lock(&dev->mt76.mutex);
+ set_bit(MT76_RESET, &phy->mt76->state);
+
+ mt7915_init_dfs_state(phy);
+ mt76_set_channel(phy->mt76);
+
+ ret = mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD_CHANNEL_SWITCH);
+ if (ret)
+ goto out;
+
+ mt7915_mac_set_timing(phy);
+ ret = mt7915_dfs_init_radar_detector(phy);
+ mt7915_mac_cca_stats_reset(phy);
+
+ mt7915_mac_reset_counters(phy);
+ phy->noise = 0;
+
+out:
+ clear_bit(MT76_RESET, &phy->mt76->state);
+ mutex_unlock(&dev->mt76.mutex);
+
+ mt76_txq_schedule_all(phy->mt76);
+ ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mt76.mac_work,
+ MT7915_WATCHDOG_TIME);
+
+ return ret;
+}
+
+static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
+ struct ieee80211_vif *vif, struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = sta ? (struct mt7915_sta *)sta->drv_priv :
+ &mvif->sta;
+ struct mt76_wcid *wcid = &msta->wcid;
+ int idx = key->keyidx;
+
+ /* The hardware does not support per-STA RX GTK, fallback
+ * to software mode for these.
+ */
+ if ((vif->type == NL80211_IFTYPE_ADHOC ||
+ vif->type == NL80211_IFTYPE_MESH_POINT) &&
+ (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
+ key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
+ !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))
+ return -EOPNOTSUPP;
+
+ /* fall back to sw encryption for unsupported ciphers */
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE;
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ case WLAN_CIPHER_SUITE_TKIP:
+ case WLAN_CIPHER_SUITE_CCMP:
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ case WLAN_CIPHER_SUITE_GCMP:
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ case WLAN_CIPHER_SUITE_SMS4:
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ if (cmd == SET_KEY) {
+ key->hw_key_idx = wcid->idx;
+ wcid->hw_key_idx = idx;
+ } else if (idx == wcid->hw_key_idx) {
+ wcid->hw_key_idx = -1;
+ }
+ mt76_wcid_key_setup(&dev->mt76, wcid,
+ cmd == SET_KEY ? key : NULL);
+
+ return mt7915_mcu_add_key(dev, vif, msta, key, cmd);
+}
+
+static int mt7915_config(struct ieee80211_hw *hw, u32 changed)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ bool band = phy != &dev->phy;
+ int ret;
+
+ if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
+ ieee80211_stop_queues(hw);
+ ret = mt7915_set_channel(phy);
+ if (ret)
+ return ret;
+ ieee80211_wake_queues(hw);
+ }
+
+ mutex_lock(&dev->mt76.mutex);
+
+ if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
+ if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))
+ phy->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC;
+ else
+ phy->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC;
+
+ mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter);
+ }
+
+ mutex_unlock(&dev->mt76.mutex);
+
+ return 0;
+}
+
+static int
+mt7915_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
+ const struct ieee80211_tx_queue_params *params)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+
+ /* no need to update right away, we'll get BSS_CHANGED_QOS */
+ mvif->wmm[queue].cw_min = params->cw_min;
+ mvif->wmm[queue].cw_max = params->cw_max;
+ mvif->wmm[queue].aifs = params->aifs;
+ mvif->wmm[queue].txop = params->txop;
+
+ return 0;
+}
+
+static void mt7915_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ u64 multicast)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ bool band = phy != &dev->phy;
+
+ u32 ctl_flags = MT_WF_RFCR1_DROP_ACK |
+ MT_WF_RFCR1_DROP_BF_POLL |
+ MT_WF_RFCR1_DROP_BA |
+ MT_WF_RFCR1_DROP_CFEND |
+ MT_WF_RFCR1_DROP_CFACK;
+ u32 flags = 0;
+
+#define MT76_FILTER(_flag, _hw) do { \
+ flags |= *total_flags & FIF_##_flag; \
+ phy->rxfilter &= ~(_hw); \
+ phy->rxfilter |= !(flags & FIF_##_flag) * (_hw); \
+ } while (0)
+
+ phy->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS |
+ MT_WF_RFCR_DROP_OTHER_BEACON |
+ MT_WF_RFCR_DROP_FRAME_REPORT |
+ MT_WF_RFCR_DROP_PROBEREQ |
+ MT_WF_RFCR_DROP_MCAST_FILTERED |
+ MT_WF_RFCR_DROP_MCAST |
+ MT_WF_RFCR_DROP_BCAST |
+ MT_WF_RFCR_DROP_DUPLICATE |
+ MT_WF_RFCR_DROP_A2_BSSID |
+ MT_WF_RFCR_DROP_UNWANTED_CTL |
+ MT_WF_RFCR_DROP_STBC_MULTI);
+
+ MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM |
+ MT_WF_RFCR_DROP_A3_MAC |
+ MT_WF_RFCR_DROP_A3_BSSID);
+
+ MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL);
+
+ MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS |
+ MT_WF_RFCR_DROP_RTS |
+ MT_WF_RFCR_DROP_CTL_RSV |
+ MT_WF_RFCR_DROP_NDPA);
+
+ *total_flags = flags;
+ mt76_wr(dev, MT_WF_RFCR(band), phy->rxfilter);
+
+ if (*total_flags & FIF_CONTROL)
+ mt76_clear(dev, MT_WF_RFCR1(band), ctl_flags);
+ else
+ mt76_set(dev, MT_WF_RFCR1(band), ctl_flags);
+}
+
+static void mt7915_bss_info_changed(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *info,
+ u32 changed)
+{
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+
+ mutex_lock(&dev->mt76.mutex);
+
+ /*
+ * station mode uses BSSID to map the wlan entry to a peer,
+ * and then peer references bss_info_rfch to set bandwidth cap.
+ */
+ if (changed & BSS_CHANGED_BSSID &&
+ vif->type == NL80211_IFTYPE_STATION) {
+ bool join = !is_zero_ether_addr(info->bssid);
+
+ mt7915_mcu_add_bss_info(phy, vif, join);
+ mt7915_mcu_add_sta(dev, vif, NULL, join);
+ }
+
+ if (changed & BSS_CHANGED_ASSOC)
+ mt7915_mcu_add_bss_info(phy, vif, info->assoc);
+
+ if (changed & BSS_CHANGED_ERP_SLOT) {
+ int slottime = info->use_short_slot ? 9 : 20;
+
+ if (slottime != phy->slottime) {
+ phy->slottime = slottime;
+ mt7915_mac_set_timing(phy);
+ }
+ }
+
+ if (changed & BSS_CHANGED_BEACON_ENABLED) {
+ mt7915_mcu_add_bss_info(phy, vif, info->enable_beacon);
+ mt7915_mcu_add_sta(dev, vif, NULL, info->enable_beacon);
+ }
+
+ /* ensure that enable txcmd_mode after bss_info */
+ if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))
+ mt7915_mcu_set_tx(dev, vif);
+
+ if (changed & (BSS_CHANGED_BEACON |
+ BSS_CHANGED_BEACON_ENABLED))
+ mt7915_mcu_add_beacon(hw, vif, info->enable_beacon);
+
+ mutex_unlock(&dev->mt76.mutex);
+}
+
+static void
+mt7915_channel_switch_beacon(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct cfg80211_chan_def *chandef)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+
+ mutex_lock(&dev->mt76.mutex);
+ mt7915_mcu_add_beacon(hw, vif, true);
+ mutex_unlock(&dev->mt76.mutex);
+}
+
+int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ int idx;
+
+ idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA - 1);
+ if (idx < 0)
+ return -ENOSPC;
+
+ INIT_LIST_HEAD(&msta->poll_list);
+ INIT_WORK(&msta->stats_work, mt7915_mac_sta_stats_work);
+ spin_lock_init(&msta->ampdu_lock);
+ msta->vif = mvif;
+ msta->wcid.sta = 1;
+ msta->wcid.idx = idx;
+ msta->wcid.ext_phy = mvif->band_idx;
+ msta->wcid.tx_info |= MT_WCID_TX_INFO_SET;
+ msta->stats.jiffies = jiffies;
+
+ mt7915_mac_wtbl_update(dev, idx,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+
+ mt7915_mcu_add_sta(dev, vif, sta, true);
+
+ return 0;
+}
+
+void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+
+ mt7915_mcu_add_sta(dev, vif, sta, false);
+
+ mt7915_mac_wtbl_update(dev, msta->wcid.idx,
+ MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
+
+ spin_lock_bh(&dev->sta_poll_lock);
+ if (!list_empty(&msta->poll_list))
+ list_del_init(&msta->poll_list);
+ spin_unlock_bh(&dev->sta_poll_lock);
+}
+
+static void mt7915_tx(struct ieee80211_hw *hw,
+ struct ieee80211_tx_control *control,
+ struct sk_buff *skb)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt76_phy *mphy = hw->priv;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_vif *vif = info->control.vif;
+ struct mt76_wcid *wcid = &dev->mt76.global_wcid;
+
+ if (control->sta) {
+ struct mt7915_sta *sta;
+
+ sta = (struct mt7915_sta *)control->sta->drv_priv;
+ wcid = &sta->wcid;
+ }
+
+ if (vif && !control->sta) {
+ struct mt7915_vif *mvif;
+
+ mvif = (struct mt7915_vif *)vif->drv_priv;
+ wcid = &mvif->sta.wcid;
+ }
+
+ mt76_tx(mphy, control->sta, wcid, skb);
+}
+
+static int mt7915_set_rts_threshold(struct ieee80211_hw *hw, u32 val)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+
+ mutex_lock(&dev->mt76.mutex);
+ mt7915_mcu_set_rts_thresh(phy, val);
+ mutex_unlock(&dev->mt76.mutex);
+
+ return 0;
+}
+
+static int
+mt7915_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ struct ieee80211_ampdu_params *params)
+{
+ enum ieee80211_ampdu_mlme_action action = params->action;
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct ieee80211_sta *sta = params->sta;
+ struct ieee80211_txq *txq = sta->txq[params->tid];
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ u16 tid = params->tid;
+ u16 ssn = params->ssn;
+ struct mt76_txq *mtxq;
+ int ret = 0;
+
+ if (!txq)
+ return -EINVAL;
+
+ mtxq = (struct mt76_txq *)txq->drv_priv;
+
+ mutex_lock(&dev->mt76.mutex);
+ switch (action) {
+ case IEEE80211_AMPDU_RX_START:
+ mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn,
+ params->buf_size);
+ mt7915_mcu_add_rx_ba(dev, params, true);
+ break;
+ case IEEE80211_AMPDU_RX_STOP:
+ mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid);
+ mt7915_mcu_add_rx_ba(dev, params, false);
+ break;
+ case IEEE80211_AMPDU_TX_OPERATIONAL:
+ mtxq->aggr = true;
+ mtxq->send_bar = false;
+ mt7915_set_aggr_state(msta, tid, MT7915_AGGR_OPERATIONAL);
+ mt7915_mcu_add_tx_ba(dev, params, true);
+ break;
+ case IEEE80211_AMPDU_TX_STOP_FLUSH:
+ case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
+ mtxq->aggr = false;
+ mt7915_set_aggr_state(msta, tid, MT7915_AGGR_STOP);
+ mt7915_mcu_add_tx_ba(dev, params, false);
+ break;
+ case IEEE80211_AMPDU_TX_START:
+ mtxq->agg_ssn = IEEE80211_SN_TO_SEQ(ssn);
+ mt7915_set_aggr_state(msta, tid, MT7915_AGGR_START);
+ ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
+ break;
+ case IEEE80211_AMPDU_TX_STOP_CONT:
+ mtxq->aggr = false;
+ mt7915_set_aggr_state(msta, tid, MT7915_AGGR_STOP);
+ mt7915_mcu_add_tx_ba(dev, params, false);
+ ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
+ break;
+ }
+ mutex_unlock(&dev->mt76.mutex);
+
+ return ret;
+}
+
+static int
+mt7915_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NOTEXIST,
+ IEEE80211_STA_NONE);
+}
+
+static int
+mt7915_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ return mt76_sta_state(hw, vif, sta, IEEE80211_STA_NONE,
+ IEEE80211_STA_NOTEXIST);
+}
+
+static int
+mt7915_get_stats(struct ieee80211_hw *hw,
+ struct ieee80211_low_level_stats *stats)
+{
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct mib_stats *mib = &phy->mib;
+
+ stats->dot11RTSSuccessCount = mib->rts_cnt;
+ stats->dot11RTSFailureCount = mib->rts_retries_cnt;
+ stats->dot11FCSErrorCount = mib->fcs_err_cnt;
+ stats->dot11ACKFailureCount = mib->ack_fail_cnt;
+
+ return 0;
+}
+
+static void
+mt7915_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
+{
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+
+ phy->coverage_class = max_t(s16, coverage_class, 0);
+ mt7915_mac_set_timing(phy);
+}
+
+static int
+mt7915_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
+{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ int max_nss = hweight8(hw->wiphy->available_antennas_tx);
+ bool ext_phy = phy != &dev->phy;
+
+ if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
+ return -EINVAL;
+
+ if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
+ tx_ant = BIT(ffs(tx_ant) - 1) - 1;
+
+ mutex_lock(&dev->mt76.mutex);
+
+ phy->mt76->antenna_mask = tx_ant;
+
+ if (ext_phy) {
+ if (dev->chainmask == 0xf)
+ tx_ant <<= 2;
+ else
+ tx_ant <<= 1;
+ }
+ phy->chainmask = tx_ant;
+
+ mt76_set_stream_caps(&dev->mt76, true);
+
+ mutex_unlock(&dev->mt76.mutex);
+
+ return 0;
+}
+
+static void
+mt7915_sta_rc_update(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ u32 changed)
+{
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+
+ rcu_read_lock();
+ sta = ieee80211_find_sta(vif, sta->addr);
+ if (!sta) {
+ rcu_read_unlock();
+ return;
+ }
+ rcu_read_lock();
+
+ set_bit(changed, &msta->stats.changed);
+ ieee80211_queue_work(hw, &msta->stats_work);
+}
+
+const struct ieee80211_ops mt7915_ops = {
+ .tx = mt7915_tx,
+ .start = mt7915_start,
+ .stop = mt7915_stop,
+ .add_interface = mt7915_add_interface,
+ .remove_interface = mt7915_remove_interface,
+ .config = mt7915_config,
+ .conf_tx = mt7915_conf_tx,
+ .configure_filter = mt7915_configure_filter,
+ .bss_info_changed = mt7915_bss_info_changed,
+ .sta_add = mt7915_sta_add,
+ .sta_remove = mt7915_sta_remove,
+ .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,
+ .sta_rc_update = mt7915_sta_rc_update,
+ .set_key = mt7915_set_key,
+ .ampdu_action = mt7915_ampdu_action,
+ .set_rts_threshold = mt7915_set_rts_threshold,
+ .wake_tx_queue = mt76_wake_tx_queue,
+ .sw_scan_start = mt76_sw_scan,
+ .sw_scan_complete = mt76_sw_scan_complete,
+ .release_buffered_frames = mt76_release_buffered_frames,
+ .get_txpower = mt76_get_txpower,
+ .channel_switch_beacon = mt7915_channel_switch_beacon,
+ .get_stats = mt7915_get_stats,
+ .get_survey = mt76_get_survey,
+ .get_antenna = mt76_get_antenna,
+ .set_antenna = mt7915_set_antenna,
+ .set_coverage_class = mt7915_set_coverage_class,
+};
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
new file mode 100644
index 0000000000000000000000000000000000000000..dad2c300d0f2aebd5d67a919b03c1c24e699f05c
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -0,0 +1,2313 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include "mt7915.h"
+#include "mcu.h"
+#include "mac.h"
+#include "eeprom.h"
+
+struct mt7915_patch_hdr {
+ char build_date[16];
+ char platform[4];
+ __be32 hw_sw_ver;
+ __be32 patch_ver;
+ __be16 checksum;
+ u16 reserved;
+ struct {
+ __be32 patch_ver;
+ __be32 subsys;
+ __be32 feature;
+ __be32 n_region;
+ __be32 crc;
+ u32 reserved[11];
+ } desc;
+} __packed;
+
+struct mt7915_patch_sec {
+ __be32 type;
+ __be32 offs;
+ __be32 size;
+ union {
+ __be32 spec[13];
+ struct {
+ __be32 addr;
+ __be32 len;
+ __be32 sec_key_idx;
+ __be32 align_len;
+ u32 reserved[9];
+ } info;
+ };
+} __packed;
+
+struct mt7915_fw_trailer {
+ u8 chip_id;
+ u8 eco_code;
+ u8 n_region;
+ u8 format_ver;
+ u8 format_flag;
+ u8 reserved[2];
+ char fw_ver[10];
+ char build_date[15];
+ u32 crc;
+} __packed;
+
+struct mt7915_fw_region {
+ __le32 decomp_crc;
+ __le32 decomp_len;
+ __le32 decomp_blk_sz;
+ u8 reserved[4];
+ __le32 addr;
+ __le32 len;
+ u8 feature_set;
+ u8 reserved1[15];
+} __packed;
+
+#define MCU_PATCH_ADDRESS 0x200000
+
+#define FW_FEATURE_SET_ENCRYPT BIT(0)
+#define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1)
+#define FW_FEATURE_OVERRIDE_ADDR BIT(5)
+
+#define DL_MODE_ENCRYPT BIT(0)
+#define DL_MODE_KEY_IDX GENMASK(2, 1)
+#define DL_MODE_RESET_SEC_IV BIT(3)
+#define DL_MODE_WORKING_PDA_CR4 BIT(4)
+#define DL_MODE_NEED_RSP BIT(31)
+
+#define FW_START_OVERRIDE BIT(0)
+#define FW_START_WORKING_PDA_CR4 BIT(2)
+
+#define PATCH_SEC_TYPE_MASK GENMASK(15, 0)
+#define PATCH_SEC_TYPE_INFO 0x2
+
+#define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id)
+#define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id)
+
+static enum mt7915_cipher_type
+mt7915_mcu_get_cipher(int cipher)
+{
+ switch (cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ return MT_CIPHER_WEP40;
+ case WLAN_CIPHER_SUITE_WEP104:
+ return MT_CIPHER_WEP104;
+ case WLAN_CIPHER_SUITE_TKIP:
+ return MT_CIPHER_TKIP;
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ return MT_CIPHER_BIP_CMAC_128;
+ case WLAN_CIPHER_SUITE_CCMP:
+ return MT_CIPHER_AES_CCMP;
+ case WLAN_CIPHER_SUITE_CCMP_256:
+ return MT_CIPHER_CCMP_256;
+ case WLAN_CIPHER_SUITE_GCMP:
+ return MT_CIPHER_GCMP;
+ case WLAN_CIPHER_SUITE_GCMP_256:
+ return MT_CIPHER_GCMP_256;
+ case WLAN_CIPHER_SUITE_SMS4:
+ return MT_CIPHER_WAPI;
+ default:
+ return MT_CIPHER_NONE;
+ }
+}
+
+static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef)
+{
+ static const u8 width_to_bw[] = {
+ [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
+ [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
+ [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
+ [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
+ [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
+ [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
+ [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
+ [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
+ };
+
+ if (chandef->width >= ARRAY_SIZE(width_to_bw))
+ return 0;
+
+ return width_to_bw[chandef->width];
+}
+
+static u8
+mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ enum nl80211_band band, struct ieee80211_sta *sta)
+{
+ struct ieee80211_sta_ht_cap *ht_cap;
+ struct ieee80211_sta_vht_cap *vht_cap;
+ u8 mode = 0;
+
+ if (sta) {
+ ht_cap = &sta->ht_cap;
+ vht_cap = &sta->vht_cap;
+ } else {
+ struct ieee80211_supported_band *sband;
+
+ if (band == NL80211_BAND_2GHZ)
+ sband = &dev->mphy.sband_2g.sband;
+ else
+ sband = &dev->mphy.sband_5g.sband;
+
+ ht_cap = &sband->ht_cap;
+ vht_cap = &sband->vht_cap;
+ }
+
+ if (band == NL80211_BAND_2GHZ) {
+ mode |= PHY_MODE_B | PHY_MODE_G;
+
+ if (ht_cap->ht_supported)
+ mode |= PHY_MODE_GN;
+ } else if (band == NL80211_BAND_5GHZ) {
+ mode |= PHY_MODE_A;
+
+ if (ht_cap->ht_supported)
+ mode |= PHY_MODE_AN;
+
+ if (vht_cap->vht_supported)
+ mode |= PHY_MODE_AC;
+ }
+
+ return mode;
+}
+
+static int __mt7915_mcu_msg_send(struct mt7915_dev *dev, struct sk_buff *skb,
+ int cmd, int *wait_seq)
+{
+ struct mt7915_mcu_txd *mcu_txd;
+ u8 seq, pkt_fmt, qidx;
+ enum mt7915_txq_id txq;
+ __le32 *txd;
+ u32 val;
+
+ seq = ++dev->mt76.mcu.msg_seq & 0xf;
+ if (!seq)
+ seq = ++dev->mt76.mcu.msg_seq & 0xf;
+
+ if (cmd == -MCU_CMD_FW_SCATTER) {
+ txq = MT_TXQ_FWDL;
+ goto exit;
+ }
+
+ mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd));
+
+ if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) {
+ txq = MT_TXQ_MCU_WA;
+ qidx = MT_TX_MCU_PORT_RX_Q0;
+ pkt_fmt = MT_TX_TYPE_CMD;
+ } else {
+ txq = MT_TXQ_MCU;
+ qidx = MT_TX_MCU_PORT_RX_Q0;
+ pkt_fmt = MT_TX_TYPE_CMD;
+ }
+
+ txd = mcu_txd->txd;
+
+ val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
+ FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) |
+ FIELD_PREP(MT_TXD0_Q_IDX, qidx);
+ txd[0] = cpu_to_le32(val);
+
+ val = MT_TXD1_LONG_FORMAT |
+ FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD);
+ txd[1] = cpu_to_le32(val);
+
+ mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
+ mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx));
+ mcu_txd->pkt_type = MCU_PKT_ID;
+ mcu_txd->seq = seq;
+
+ if (cmd < 0) {
+ mcu_txd->set_query = MCU_Q_NA;
+ mcu_txd->cid = -cmd;
+ } else {
+ mcu_txd->cid = MCU_CMD_EXT_CID;
+ mcu_txd->ext_cid = cmd;
+ mcu_txd->ext_cid_ack = 1;
+
+ /* do not use Q_SET for efuse */
+ if (cmd == MCU_EXT_CMD_EFUSE_ACCESS)
+ mcu_txd->set_query = MCU_Q_QUERY;
+ else
+ mcu_txd->set_query = MCU_Q_SET;
+ }
+
+ mcu_txd->s2d_index = MCU_S2D_H2N;
+ BUILD_BUG_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS &&
+ mcu_txd->set_query != MCU_Q_QUERY);
+
+exit:
+ if (wait_seq)
+ *wait_seq = seq;
+
+ return mt76_tx_queue_skb_raw(dev, txq, skb, 0);
+}
+
+static int
+mt7915_mcu_parse_eeprom(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_eeprom_info *res;
+ u8 *buf;
+
+ if (!skb)
+ return -EINVAL;
+
+ skb_pull(skb, sizeof(struct mt7915_mcu_rxd));
+
+ res = (struct mt7915_mcu_eeprom_info *)skb->data;
+ buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr);
+ memcpy(buf, res->data, 16);
+
+ return 0;
+}
+
+static int
+mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd,
+ struct sk_buff *skb, int seq)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+ int ret = 0;
+
+ if (seq != rxd->seq)
+ return -EAGAIN;
+
+ switch (cmd) {
+ case -MCU_CMD_PATCH_SEM_CONTROL:
+ skb_pull(skb, sizeof(*rxd) - 4);
+ ret = *skb->data;
+ break;
+ case MCU_EXT_CMD_THERMAL_CTRL:
+ skb_pull(skb, sizeof(*rxd) + 4);
+ ret = le32_to_cpu(*(__le32 *)skb->data);
+ break;
+ case MCU_EXT_CMD_EFUSE_ACCESS:
+ ret = mt7915_mcu_parse_eeprom(dev, skb);
+ break;
+ default:
+ break;
+ }
+ dev_kfree_skb(skb);
+
+ return ret;
+}
+
+static int
+mt7915_mcu_wait_response(struct mt7915_dev *dev, int cmd, int seq)
+{
+ unsigned long expires = jiffies + 20 * HZ;
+ struct sk_buff *skb;
+ int ret = 0;
+
+ while (true) {
+ skb = mt76_mcu_get_response(&dev->mt76, expires);
+ if (!skb) {
+ dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n",
+ cmd, seq);
+ return -ETIMEDOUT;
+ }
+
+ ret = mt7915_mcu_parse_response(dev, cmd, skb, seq);
+ if (ret != -EAGAIN)
+ break;
+ }
+
+ return ret;
+}
+
+static int
+mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
+ int cmd, bool wait_resp)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+ int ret, seq;
+
+ mutex_lock(&mdev->mcu.mutex);
+
+ ret = __mt7915_mcu_msg_send(dev, skb, cmd, &seq);
+ if (ret)
+ goto out;
+
+ if (wait_resp)
+ ret = mt7915_mcu_wait_response(dev, cmd, seq);
+
+out:
+ mutex_unlock(&mdev->mcu.mutex);
+
+ return ret;
+}
+
+static int
+mt7915_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data,
+ int len, bool wait_resp)
+{
+ struct sk_buff *skb;
+
+ skb = mt76_mcu_msg_alloc(mdev, data, len);
+ if (!skb)
+ return -ENOMEM;
+
+ return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp);
+}
+
+static void
+mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
+{
+ if (vif->csa_active)
+ ieee80211_csa_finish(vif);
+}
+
+static void
+mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt76_phy *mphy = &dev->mt76.phy;
+ struct mt7915_mcu_rdd_report *r;
+
+ r = (struct mt7915_mcu_rdd_report *)skb->data;
+
+ if (r->idx && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ ieee80211_radar_detected(mphy->hw);
+ dev->hw_pattern++;
+}
+
+static void
+mt7915_mcu_tx_rate_cal(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra,
+ struct rate_info *rate, u16 r)
+{
+ struct ieee80211_supported_band *sband;
+ u16 ru_idx = le16_to_cpu(ra->ru_idx);
+ u16 flags = 0;
+
+ rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r);
+ rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1;
+
+ switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) {
+ case MT_PHY_TYPE_CCK:
+ case MT_PHY_TYPE_OFDM:
+ if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+
+ rate->legacy = sband->bitrates[rate->mcs].bitrate;
+ break;
+ case MT_PHY_TYPE_HT:
+ case MT_PHY_TYPE_HT_GF:
+ rate->mcs += (rate->nss - 1) * 8;
+ flags |= RATE_INFO_FLAGS_MCS;
+
+ if (ra->gi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT_PHY_TYPE_VHT:
+ flags |= RATE_INFO_FLAGS_VHT_MCS;
+
+ if (ra->gi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT_PHY_TYPE_HE_SU:
+ case MT_PHY_TYPE_HE_EXT_SU:
+ case MT_PHY_TYPE_HE_TB:
+ case MT_PHY_TYPE_HE_MU:
+ rate->he_gi = ra->gi;
+ rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r);
+
+ flags |= RATE_INFO_FLAGS_HE_MCS;
+ break;
+ default:
+ break;
+ }
+ rate->flags = flags;
+
+ if (ru_idx) {
+ switch (ru_idx) {
+ case 1 ... 2:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996;
+ break;
+ case 3 ... 6:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484;
+ break;
+ case 7 ... 14:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242;
+ break;
+ default:
+ rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106;
+ break;
+ }
+ rate->bw = RATE_INFO_BW_HE_RU;
+ } else {
+ u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) -
+ FIELD_GET(MT_RA_RATE_BW, r);
+
+ switch (bw) {
+ case IEEE80211_STA_RX_BW_160:
+ rate->bw = RATE_INFO_BW_160;
+ break;
+ case IEEE80211_STA_RX_BW_80:
+ rate->bw = RATE_INFO_BW_80;
+ break;
+ case IEEE80211_STA_RX_BW_40:
+ rate->bw = RATE_INFO_BW_40;
+ break;
+ default:
+ rate->bw = RATE_INFO_BW_20;
+ break;
+ }
+ }
+}
+
+static void
+mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data;
+ u16 wcidx = le16_to_cpu(ra->wlan_idx);
+ struct mt76_wcid *wcid = rcu_dereference(dev->mt76.wcid[wcidx]);
+ struct mt7915_sta *msta = container_of(wcid, struct mt7915_sta, wcid);
+ struct mt7915_sta_stats *stats = &msta->stats;
+ struct mt76_phy *mphy = &dev->mphy;
+ struct rate_info rate = {}, prob_rate = {};
+ u16 attempts = le16_to_cpu(ra->attempts);
+ u16 curr = le16_to_cpu(ra->curr_rate);
+ u16 probe = le16_to_cpu(ra->prob_up_rate);
+
+ if (msta->wcid.ext_phy && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+
+ /* current rate */
+ mt7915_mcu_tx_rate_cal(mphy, ra, &rate, curr);
+ stats->tx_rate = rate;
+
+ /* probing rate */
+ mt7915_mcu_tx_rate_cal(mphy, ra, &prob_rate, probe);
+ stats->prob_rate = prob_rate;
+
+ if (attempts) {
+ u16 success = le16_to_cpu(ra->success);
+
+ stats->per = 1000 * (attempts - success) / attempts;
+ }
+}
+
+static void
+mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ switch (rxd->ext_eid) {
+ case MCU_EXT_EVENT_RDD_REPORT:
+ mt7915_mcu_rx_radar_detected(dev, skb);
+ break;
+ case MCU_EXT_EVENT_CSA_NOTIFY:
+ ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw,
+ IEEE80211_IFACE_ITER_RESUME_ALL,
+ mt7915_mcu_csa_finish, dev);
+ break;
+ case MCU_EXT_EVENT_RATE_REPORT:
+ mt7915_mcu_tx_rate_report(dev, skb);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ switch (rxd->eid) {
+ case MCU_EVENT_EXT:
+ mt7915_mcu_rx_ext_event(dev, skb);
+ break;
+ default:
+ break;
+ }
+ dev_kfree_skb(skb);
+}
+
+void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb)
+{
+ struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
+
+ if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
+ rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
+ rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
+ rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT ||
+ !rxd->seq)
+ mt7915_mcu_rx_unsolicited_event(dev, skb);
+ else
+ mt76_mcu_rx_event(&dev->mt76, skb);
+}
+
+static struct sk_buff *
+mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif,
+ struct mt7915_sta *msta, int len)
+{
+ struct sta_req_hdr hdr = {
+ .bss_idx = mvif->idx,
+ .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0,
+ .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0,
+ .muar_idx = msta ? mvif->omac_idx : 0,
+ .is_tlv_append = 1,
+ };
+ struct sk_buff *skb;
+
+ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
+ if (!skb)
+ return ERR_PTR(-ENOMEM);
+
+ skb_put_data(skb, &hdr, sizeof(hdr));
+
+ return skb;
+}
+
+static struct wtbl_req_hdr *
+mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta,
+ int cmd, void *sta_wtbl, struct sk_buff **skb)
+{
+ struct tlv *sta_hdr = sta_wtbl;
+ struct wtbl_req_hdr hdr = {
+ .wlan_idx_lo = to_wcid_lo(msta->wcid.idx),
+ .wlan_idx_hi = to_wcid_hi(msta->wcid.idx),
+ .operation = cmd,
+ };
+ struct sk_buff *nskb = *skb;
+
+ if (!nskb) {
+ nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
+ MT7915_WTBL_UPDATE_BA_SIZE);
+ if (!nskb)
+ return ERR_PTR(-ENOMEM);
+
+ *skb = nskb;
+ }
+
+ if (sta_hdr)
+ sta_hdr->len = cpu_to_le16(sizeof(hdr));
+
+ return skb_put_data(nskb, &hdr, sizeof(hdr));
+}
+
+static struct tlv *
+mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
+ void *sta_ntlv, void *sta_wtbl)
+{
+ struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv;
+ struct tlv *sta_hdr = sta_wtbl;
+ struct tlv *ptlv, tlv = {
+ .tag = cpu_to_le16(tag),
+ .len = cpu_to_le16(len),
+ };
+ u16 ntlv;
+
+ ptlv = skb_put(skb, len);
+ memcpy(ptlv, &tlv, sizeof(tlv));
+
+ ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
+ ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1);
+
+ if (sta_hdr) {
+ u16 size = le16_to_cpu(sta_hdr->len);
+
+ sta_hdr->len = cpu_to_le16(size + len);
+ }
+
+ return ptlv;
+}
+
+static struct tlv *
+mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len)
+{
+ return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL);
+}
+
+static struct tlv *
+mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len,
+ __le16 *sub_ntlv, __le16 *len)
+{
+ struct tlv *ptlv, tlv = {
+ .tag = cpu_to_le16(sub_tag),
+ .len = cpu_to_le16(sub_len),
+ };
+
+ ptlv = skb_put(skb, sub_len);
+ memcpy(ptlv, &tlv, sizeof(tlv));
+
+ *sub_ntlv = cpu_to_le16(le16_to_cpu(*sub_ntlv) + 1);
+ *len = cpu_to_le16(le16_to_cpu(*len) + sub_len);
+
+ return ptlv;
+}
+
+/** bss info **/
+static int
+mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ enum nl80211_band band = chandef->chan->band;
+ struct bss_info_basic *bss;
+ u16 wlan_idx = mvif->sta.wcid.idx;
+ u32 type = NETWORK_INFRA;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss));
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ break;
+ case NL80211_IFTYPE_STATION:
+ /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
+ if (enable) {
+ struct ieee80211_sta *sta;
+ struct mt7915_sta *msta;
+
+ rcu_read_lock();
+ sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
+ if (!sta) {
+ rcu_read_unlock();
+ return -EINVAL;
+ }
+
+ msta = (struct mt7915_sta *)sta->drv_priv;
+ wlan_idx = msta->wcid.idx;
+ rcu_read_unlock();
+ }
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ type = NETWORK_IBSS;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ bss = (struct bss_info_basic *)tlv;
+ memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN);
+ bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
+ bss->network_type = cpu_to_le32(type);
+ bss->dtim_period = vif->bss_conf.dtim_period;
+ bss->bmc_wcid_lo = to_wcid_lo(wlan_idx);
+ bss->bmc_wcid_hi = to_wcid_hi(wlan_idx);
+ bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL);
+ bss->wmm_idx = mvif->wmm_idx;
+ bss->active = enable;
+
+ return 0;
+}
+
+static void
+mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct bss_info_omac *omac;
+ struct tlv *tlv;
+ u32 type = 0;
+ u8 idx;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac));
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ type = CONNECTION_INFRA_AP;
+ break;
+ case NL80211_IFTYPE_STATION:
+ type = CONNECTION_INFRA_STA;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ type = CONNECTION_IBSS_ADHOC;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ omac = (struct bss_info_omac *)tlv;
+ idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
+ omac->conn_type = cpu_to_le32(type);
+ omac->omac_idx = mvif->omac_idx;
+ omac->band_idx = mvif->band_idx;
+ omac->hw_bss_idx = idx;
+}
+
+static void
+mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy)
+{
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ struct bss_info_rf_ch *ch;
+ struct tlv *tlv;
+ int freq1 = chandef->center_freq1;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch));
+
+ ch = (struct bss_info_rf_ch *)tlv;
+ ch->pri_ch = chandef->chan->hw_value;
+ ch->center_ch0 = ieee80211_frequency_to_channel(freq1);
+ ch->bw = mt7915_mcu_chan_bw(chandef);
+
+ if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
+ int freq2 = chandef->center_freq2;
+
+ ch->center_ch1 = ieee80211_frequency_to_channel(freq2);
+ }
+
+ ch->he_all_disable = true;
+}
+
+static void
+mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct mt7915_phy *phy)
+{
+ struct bss_info_ra *ra;
+ struct tlv *tlv;
+ int max_nss = hweight8(phy->chainmask);
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra));
+
+ ra = (struct bss_info_ra *)tlv;
+ ra->op_mode = vif->type == NL80211_IFTYPE_AP;
+ ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC;
+ ra->short_preamble = true;
+ ra->tx_streams = max_nss;
+ ra->rx_streams = max_nss;
+ ra->algo = 4;
+ ra->train_up_rule = 2;
+ ra->train_up_high_thres = 110;
+ ra->train_up_rule_rssi = -70;
+ ra->low_traffic_thres = 2;
+ ra->phy_cap = cpu_to_le32(0xfdf);
+ ra->interval = cpu_to_le32(500);
+ ra->fast_interval = cpu_to_le32(100);
+}
+
+static void
+mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif)
+{
+/* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */
+#define BCN_TX_ESTIMATE_TIME (4096 + 20)
+ struct bss_info_ext_bss *ext;
+ int ext_bss_idx, tsf_offset;
+ struct tlv *tlv;
+
+ ext_bss_idx = mvif->omac_idx - EXT_BSSID_START;
+ if (ext_bss_idx < 0)
+ return;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext));
+
+ ext = (struct bss_info_ext_bss *)tlv;
+ tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME;
+ ext->mbss_tsf_offset = cpu_to_le32(tsf_offset);
+}
+
+static void
+mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy)
+{
+ struct bss_info_bmc_rate *bmc;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ enum nl80211_band band = chandef->chan->band;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc));
+
+ bmc = (struct bss_info_bmc_rate *)tlv;
+ if (band == NL80211_BAND_2GHZ) {
+ bmc->short_preamble = true;
+ } else {
+ bmc->bc_trans = cpu_to_le16(0x2000);
+ bmc->mc_trans = cpu_to_le16(0x2080);
+ }
+}
+
+static void
+mt7915_mcu_bss_sync_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
+{
+ struct bss_info_sync_mode *sync;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_SYNC_MODE, sizeof(*sync));
+
+ sync = (struct bss_info_sync_mode *)tlv;
+ sync->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
+ sync->dtim_period = vif->bss_conf.dtim_period;
+ sync->enable = true;
+}
+
+int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
+ struct ieee80211_vif *vif, int enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ /* bss_omac must be first */
+ if (enable)
+ mt7915_mcu_bss_omac_tlv(skb, vif);
+
+ mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable);
+
+ if (enable) {
+ mt7915_mcu_bss_rfch_tlv(skb, vif, phy);
+ mt7915_mcu_bss_bmc_tlv(skb, phy);
+ mt7915_mcu_bss_ra_tlv(skb, vif, phy);
+
+ if (mvif->omac_idx > HW_BSSID_MAX)
+ mt7915_mcu_bss_ext_tlv(skb, mvif);
+ else
+ mt7915_mcu_bss_sync_tlv(skb, vif);
+ }
+
+ return __mt76_mcu_skb_send_msg(&phy->dev->mt76, skb,
+ MCU_EXT_CMD_BSS_INFO_UPDATE, true);
+}
+
+/** starec & wtbl **/
+static int
+mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ struct sta_rec_sec *sec;
+ struct tlv *tlv;
+ u32 len = sizeof(*sec);
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec));
+
+ sec = (struct sta_rec_sec *)tlv;
+ sec->add = cmd;
+
+ if (cmd == SET_KEY) {
+ struct sec_key *sec_key;
+ u8 cipher;
+
+ cipher = mt7915_mcu_get_cipher(key->cipher);
+ if (cipher == MT_CIPHER_NONE)
+ return -EOPNOTSUPP;
+
+ sec_key = &sec->key[0];
+ sec_key->cipher_len = sizeof(*sec_key);
+ sec_key->key_id = key->keyidx;
+
+ if (cipher == MT_CIPHER_BIP_CMAC_128) {
+ sec_key->cipher_id = MT_CIPHER_AES_CCMP;
+ sec_key->key_len = 16;
+ memcpy(sec_key->key, key->key, 16);
+
+ sec_key = &sec->key[1];
+ sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128;
+ sec_key->cipher_len = sizeof(*sec_key);
+ sec_key->key_len = 16;
+ memcpy(sec_key->key, key->key + 16, 16);
+
+ sec->n_cipher = 2;
+ } else {
+ sec_key->cipher_id = cipher;
+ sec_key->key_len = key->keylen;
+ memcpy(sec_key->key, key->key, key->keylen);
+
+ if (cipher == MT_CIPHER_TKIP) {
+ /* Rx/Tx MIC keys are swapped */
+ memcpy(sec_key->key + 16, key->key + 24, 8);
+ memcpy(sec_key->key + 24, key->key + 16, 8);
+ }
+
+ len -= sizeof(*sec_key);
+ sec->n_cipher = 1;
+ }
+ } else {
+ len -= sizeof(sec->key);
+ sec->n_cipher = 0;
+ }
+ sec->len = cpu_to_le16(len);
+
+ return 0;
+}
+
+int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct mt7915_sta *msta, struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct sk_buff *skb;
+ int ret;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ ret = mt7915_mcu_sta_key_tlv(skb, key, cmd);
+ if (ret)
+ return ret;
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+static void
+mt7915_mcu_sta_ba_tlv(struct sk_buff *skb,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx)
+{
+ struct sta_rec_ba *ba;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba));
+
+ ba = (struct sta_rec_ba *)tlv;
+ ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT,
+ ba->winsize = cpu_to_le16(params->buf_size);
+ ba->ssn = cpu_to_le16(params->ssn);
+ ba->ba_en = enable << params->tid;
+ ba->amsdu = params->amsdu;
+ ba->tid = params->tid;
+}
+
+static void
+mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx, void *sta_wtbl,
+ void *wtbl_tlv)
+{
+ struct wtbl_ba *ba;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba),
+ wtbl_tlv, sta_wtbl);
+
+ ba = (struct wtbl_ba *)tlv;
+ ba->tid = params->tid;
+
+ if (tx) {
+ ba->ba_type = MT_BA_TYPE_ORIGINATOR;
+ ba->sn = enable ? cpu_to_le16(params->ssn) : 0;
+ ba->ba_en = enable;
+ } else {
+ memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN);
+ ba->ba_type = MT_BA_TYPE_RECIPIENT;
+ ba->rst_ba_tid = params->tid;
+ ba->rst_ba_sel = RST_BA_MAC_TID_MATCH;
+ ba->rst_ba_sb = 1;
+ }
+
+ if (enable && tx)
+ ba->ba_winsize = cpu_to_le16(params->buf_size);
+}
+
+static int
+mt7915_mcu_sta_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable, bool tx)
+{
+ struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv;
+ struct mt7915_vif *mvif = msta->vif;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_ba_tlv(skb, params, enable, tx);
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
+ &skb);
+ mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable)
+{
+ return mt7915_mcu_sta_ba(dev, params, enable, true);
+}
+
+int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool enable)
+{
+ return mt7915_mcu_sta_ba(dev, params, enable, false);
+}
+
+static void
+mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, void *sta_wtbl,
+ void *wtbl_tlv)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct wtbl_generic *generic;
+ struct wtbl_rx *rx;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic),
+ wtbl_tlv, sta_wtbl);
+
+ generic = (struct wtbl_generic *)tlv;
+
+ if (sta) {
+ memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
+ generic->partial_aid = cpu_to_le16(sta->aid);
+ generic->muar_idx = mvif->omac_idx;
+ generic->qos = sta->wme;
+ } else {
+ /* use BSSID in station mode */
+ if (vif->type == NL80211_IFTYPE_STATION)
+ memcpy(generic->peer_addr, vif->bss_conf.bssid,
+ ETH_ALEN);
+ else
+ eth_broadcast_addr(generic->peer_addr);
+
+ generic->muar_idx = 0xe;
+ }
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx),
+ wtbl_tlv, sta_wtbl);
+
+ rx = (struct wtbl_rx *)tlv;
+ rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1;
+ rx->rca2 = 1;
+ rx->rv = 1;
+}
+
+static void
+mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+#define EXTRA_INFO_VER BIT(0)
+#define EXTRA_INFO_NEW BIT(1)
+ struct sta_rec_basic *basic;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic));
+
+ basic = (struct sta_rec_basic *)tlv;
+ basic->extra_info = cpu_to_le16(EXTRA_INFO_VER);
+
+ if (enable) {
+ basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW);
+ basic->conn_state = CONN_STATE_PORT_SECURE;
+ } else {
+ basic->conn_state = CONN_STATE_DISCONNECT;
+ }
+
+ if (!sta) {
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
+ eth_broadcast_addr(basic->peer_addr);
+ return;
+ }
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_AP:
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
+ break;
+ case NL80211_IFTYPE_STATION:
+ basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
+ basic->aid = cpu_to_le16(sta->aid);
+ basic->qos = sta->wme;
+}
+
+static void
+mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
+ struct ieee80211_sta *sta)
+{
+ struct tlv *tlv;
+
+ if (sta->ht_cap.ht_supported) {
+ struct sta_rec_ht *ht;
+
+ /* starec ht */
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
+ ht = (struct sta_rec_ht *)tlv;
+ ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
+ }
+
+ /* starec vht */
+ if (sta->vht_cap.vht_supported) {
+ struct sta_rec_vht *vht;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
+ vht = (struct sta_rec_vht *)tlv;
+ vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
+ vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
+ }
+}
+
+static void
+mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
+ void *sta_wtbl, void *wtbl_tlv)
+{
+ struct wtbl_smps *smps;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
+ wtbl_tlv, sta_wtbl);
+ smps = (struct wtbl_smps *)tlv;
+
+ if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
+ smps->smps = true;
+}
+
+static void
+mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
+ void *sta_wtbl, void *wtbl_tlv)
+{
+ struct wtbl_ht *ht = NULL;
+ struct tlv *tlv;
+
+ /* wtbl ht */
+ if (sta->ht_cap.ht_supported) {
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
+ wtbl_tlv, sta_wtbl);
+ ht = (struct wtbl_ht *)tlv;
+ ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
+ ht->af = sta->ht_cap.ampdu_factor;
+ ht->mm = sta->ht_cap.ampdu_density;
+ ht->ht = true;
+ }
+
+ /* wtbl vht */
+ if (sta->vht_cap.vht_supported) {
+ struct wtbl_vht *vht;
+ u8 af;
+
+ tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht),
+ wtbl_tlv, sta_wtbl);
+ vht = (struct wtbl_vht *)tlv;
+ vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC,
+ vht->vht = true;
+
+ af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
+ sta->vht_cap.cap);
+ if (ht)
+ ht->af = max_t(u8, ht->af, af);
+ }
+
+ mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv);
+}
+
+int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
+ &skb);
+ mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+static void
+mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct cfg80211_chan_def *chandef = &dev->mphy.chandef;
+ struct sta_rec_ra *ra;
+ struct tlv *tlv;
+ enum nl80211_band band = chandef->chan->band;
+ u32 supp_rate = sta->supp_rates[band];
+ int n_rates = hweight32(supp_rate);
+ u32 cap = sta->wme ? STA_CAP_WMM : 0;
+ u8 i, nss = sta->rx_nss, mcs = 0;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra));
+
+ ra = (struct sta_rec_ra *)tlv;
+ ra->valid = true;
+ ra->auto_rate = true;
+ ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta);
+ ra->channel = chandef->chan->hw_value;
+ ra->bw = sta->bandwidth;
+ ra->rate_len = n_rates;
+ ra->phy.bw = sta->bandwidth;
+
+ if (n_rates) {
+ if (band == NL80211_BAND_2GHZ) {
+ ra->supp_mode = MODE_CCK;
+ ra->supp_cck_rate = supp_rate & GENMASK(3, 0);
+ ra->phy.type = MT_PHY_TYPE_CCK;
+
+ if (n_rates > 4) {
+ ra->supp_mode |= MODE_OFDM;
+ ra->supp_ofdm_rate = supp_rate >> 4;
+ ra->phy.type = MT_PHY_TYPE_OFDM;
+ }
+ } else {
+ ra->supp_mode = MODE_OFDM;
+ ra->supp_ofdm_rate = supp_rate;
+ ra->phy.type = MT_PHY_TYPE_OFDM;
+ }
+ }
+
+ if (sta->ht_cap.ht_supported) {
+ for (i = 0; i < nss; i++)
+ ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i];
+
+ ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs;
+ ra->supp_mode |= MODE_HT;
+ mcs = hweight32(ra->supp_ht_mcs) - 1;
+ ra->af = sta->ht_cap.ampdu_factor;
+ ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD);
+
+ cap |= STA_CAP_HT;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
+ cap |= STA_CAP_SGI_20;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
+ cap |= STA_CAP_SGI_40;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
+ cap |= STA_CAP_TX_STBC;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
+ cap |= STA_CAP_RX_STBC;
+ if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)
+ cap |= STA_CAP_LDPC;
+ }
+
+ if (sta->vht_cap.vht_supported) {
+ __le16 mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ u16 vht_mcs;
+ u8 af, mcs_prev;
+
+ af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
+ sta->vht_cap.cap);
+ ra->af = max_t(u8, ra->af, af);
+
+ cap |= STA_CAP_VHT;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
+ cap |= STA_CAP_VHT_SGI_80;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
+ cap |= STA_CAP_VHT_SGI_160;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC)
+ cap |= STA_CAP_VHT_TX_STBC;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1)
+ cap |= STA_CAP_VHT_RX_STBC;
+ if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)
+ cap |= STA_CAP_VHT_LDPC;
+
+ ra->supp_mode |= MODE_VHT;
+ for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) {
+ switch (mcs_map & 0x3) {
+ case IEEE80211_VHT_MCS_SUPPORT_0_9:
+ vht_mcs = GENMASK(9, 0);
+ break;
+ case IEEE80211_VHT_MCS_SUPPORT_0_8:
+ vht_mcs = GENMASK(8, 0);
+ break;
+ case IEEE80211_VHT_MCS_SUPPORT_0_7:
+ vht_mcs = GENMASK(7, 0);
+ break;
+ default:
+ vht_mcs = 0;
+ }
+
+ ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs);
+
+ mcs_prev = hweight16(vht_mcs) - 1;
+ if (mcs_prev > mcs)
+ mcs = mcs_prev;
+
+ /* only support 2ss on 160MHz */
+ if (i > 1 && (ra->bw == CMD_CBW_160MHZ ||
+ ra->bw == CMD_CBW_8080MHZ))
+ break;
+ }
+ }
+
+ ra->sta_status = cpu_to_le32(cap);
+
+ switch (BIT(fls(ra->supp_mode) - 1)) {
+ case MODE_VHT:
+ ra->phy.type = MT_PHY_TYPE_VHT;
+ ra->phy.mcs = mcs;
+ ra->phy.nss = nss;
+ ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC);
+ ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC);
+ ra->phy.sgi =
+ !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
+ break;
+ case MODE_HT:
+ ra->phy.type = MT_PHY_TYPE_HT;
+ ra->phy.mcs = mcs;
+ ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
+ ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC);
+ ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
+ break;
+ default:
+ break;
+ }
+}
+
+int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct sk_buff *skb;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta);
+
+ return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+}
+
+int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct mt7915_sta *msta;
+ struct tlv *sta_wtbl;
+ struct sk_buff *skb;
+ int ret;
+
+ msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
+
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable);
+ if (enable && sta)
+ mt7915_mcu_sta_tlv(dev, skb, sta);
+
+ sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
+ sta_wtbl, &skb);
+ if (enable) {
+ mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
+ if (sta)
+ mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr);
+ }
+
+ ret = __mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD_STA_REC_UPDATE, true);
+ if (ret)
+ return ret;
+
+ if (enable && sta)
+ return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
+
+ return 0;
+}
+
+int mt7915_mcu_add_dev_info(struct mt7915_dev *dev,
+ struct ieee80211_vif *vif, bool enable)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct {
+ struct req_hdr {
+ u8 omac_idx;
+ u8 dbdc_idx;
+ __le16 tlv_num;
+ u8 is_tlv_append;
+ u8 rsv[3];
+ } __packed hdr;
+ struct req_tlv {
+ __le16 tag;
+ __le16 len;
+ u8 active;
+ u8 dbdc_idx;
+ u8 omac_addr[ETH_ALEN];
+ } __packed tlv;
+ } data = {
+ .hdr = {
+ .omac_idx = mvif->omac_idx,
+ .dbdc_idx = mvif->band_idx,
+ .tlv_num = cpu_to_le16(1),
+ .is_tlv_append = 1,
+ },
+ .tlv = {
+ .tag = cpu_to_le16(DEV_INFO_ACTIVE),
+ .len = cpu_to_le16(sizeof(struct req_tlv)),
+ .active = enable,
+ .dbdc_idx = mvif->band_idx,
+ },
+ };
+
+ memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE,
+ &data, sizeof(data), true);
+}
+
+static void
+mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb,
+ struct bss_info_bcn *bcn,
+ struct ieee80211_mutable_offsets *offs)
+{
+ if (offs->csa_counter_offs[0]) {
+ struct tlv *tlv;
+ struct bss_info_bcn_csa *csa;
+
+ tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA,
+ sizeof(*csa), &bcn->sub_ntlv,
+ &bcn->len);
+ csa = (struct bss_info_bcn_csa *)tlv;
+ csa->cnt = skb->data[offs->csa_counter_offs[0]];
+ }
+}
+
+static void
+mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb,
+ struct sk_buff *skb, struct bss_info_bcn *bcn,
+ struct ieee80211_mutable_offsets *offs)
+{
+ struct mt76_wcid *wcid = &dev->mt76.global_wcid;
+ struct bss_info_bcn_cont *cont;
+ struct tlv *tlv;
+ u8 *buf;
+ int len = sizeof(*cont) + MT_TXD_SIZE + skb->len;
+
+ tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT,
+ len, &bcn->sub_ntlv, &bcn->len);
+
+ cont = (struct bss_info_bcn_cont *)tlv;
+ cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
+ cont->tim_ofs = cpu_to_le16(offs->tim_offset);
+
+ if (offs->csa_counter_offs[0])
+ cont->csa_ofs = cpu_to_le16(offs->csa_counter_offs[0] - 4);
+
+ buf = (u8 *)tlv + sizeof(*cont);
+ mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL,
+ true);
+ memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
+}
+
+int mt7915_mcu_add_beacon(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, int en)
+{
+#define MAX_BEACON_SIZE 512
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
+ struct mt7915_phy *phy = mt7915_hw_phy(hw);
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct ieee80211_mutable_offsets offs;
+ struct ieee80211_tx_info *info;
+ struct sk_buff *skb, *rskb;
+ struct tlv *tlv;
+ struct bss_info_bcn *bcn;
+ int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE;
+
+ rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len);
+ if (IS_ERR(rskb))
+ return PTR_ERR(rskb);
+
+ tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn));
+ bcn = (struct bss_info_bcn *)tlv;
+ bcn->enable = en;
+
+ skb = ieee80211_beacon_get_template(hw, vif, &offs);
+ if (!skb)
+ return -EINVAL;
+
+ if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) {
+ dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ if (mvif->band_idx) {
+ info = IEEE80211_SKB_CB(skb);
+ info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY;
+ }
+
+ /* TODO: subtag - bss color count & 11v MBSSID */
+ mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs);
+ mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs);
+ dev_kfree_skb(skb);
+
+ return __mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb,
+ MCU_EXT_CMD_BSS_INFO_UPDATE, true);
+}
+
+static int mt7915_mcu_send_firmware(struct mt7915_dev *dev, const void *data,
+ int len)
+{
+ int ret = 0, cur_len;
+
+ while (len > 0) {
+ cur_len = min_t(int, 4096 - sizeof(struct mt7915_mcu_txd),
+ len);
+
+ ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER,
+ data, cur_len, false);
+ if (ret)
+ break;
+
+ data += cur_len;
+ len -= cur_len;
+ mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
+ }
+
+ return ret;
+}
+
+static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr,
+ u32 option)
+{
+ struct {
+ __le32 option;
+ __le32 addr;
+ } req = {
+ .option = cpu_to_le32(option),
+ .addr = cpu_to_le32(addr),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_mcu_restart(struct mt76_dev *dev)
+{
+ struct {
+ u8 power_mode;
+ u8 rsv[3];
+ } req = {
+ .power_mode = 1,
+ };
+
+ return __mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req,
+ sizeof(req), false);
+}
+
+static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get)
+{
+ struct {
+ __le32 op;
+ } req = {
+ .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_mcu_start_patch(struct mt7915_dev *dev)
+{
+ struct {
+ u8 check_crc;
+ u8 reserved[3];
+ } req = {
+ .check_crc = 0,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ,
+ &req, sizeof(req), true);
+}
+
+static int mt7915_driver_own(struct mt7915_dev *dev)
+{
+ u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
+
+ mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN,
+ 0, 500)) {
+ dev_err(dev->mt76.dev, "Timeout for driver own\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr,
+ u32 len, u32 mode)
+{
+ struct {
+ __le32 addr;
+ __le32 len;
+ __le32 mode;
+ } req = {
+ .addr = cpu_to_le32(addr),
+ .len = cpu_to_le32(len),
+ .mode = cpu_to_le32(mode),
+ };
+ int attr;
+
+ if (req.addr == MCU_PATCH_ADDRESS)
+ attr = -MCU_CMD_PATCH_START_REQ;
+ else
+ attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ;
+
+ return __mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true);
+}
+
+static int mt7915_load_patch(struct mt7915_dev *dev)
+{
+ const struct mt7915_patch_hdr *hdr;
+ const struct firmware *fw = NULL;
+ int i, ret, sem;
+
+ sem = mt7915_mcu_patch_sem_ctrl(dev, 1);
+ switch (sem) {
+ case PATCH_IS_DL:
+ return 0;
+ case PATCH_NOT_DL_SEM_SUCCESS:
+ break;
+ default:
+ dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
+ return -EAGAIN;
+ }
+
+ ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev);
+ if (ret)
+ goto out;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_patch_hdr *)(fw->data);
+
+ dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
+ be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
+
+ for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) {
+ struct mt7915_patch_sec *sec;
+ const u8 *dl;
+ u32 len, addr;
+
+ sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) +
+ i * sizeof(*sec));
+ if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) !=
+ PATCH_SEC_TYPE_INFO) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ addr = be32_to_cpu(sec->info.addr);
+ len = be32_to_cpu(sec->info.len);
+ dl = fw->data + be32_to_cpu(sec->offs);
+
+ ret = mt7915_mcu_init_download(dev, addr, len,
+ DL_MODE_NEED_RSP);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Download request failed\n");
+ goto out;
+ }
+
+ ret = mt7915_mcu_send_firmware(dev, dl, len);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to send patch\n");
+ goto out;
+ }
+ }
+
+ ret = mt7915_mcu_start_patch(dev);
+ if (ret)
+ dev_err(dev->mt76.dev, "Failed to start patch\n");
+
+out:
+ sem = mt7915_mcu_patch_sem_ctrl(dev, 0);
+ switch (sem) {
+ case PATCH_REL_SEM_SUCCESS:
+ break;
+ default:
+ ret = -EAGAIN;
+ dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
+ goto out;
+ }
+ release_firmware(fw);
+
+ return ret;
+}
+
+static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa)
+{
+ u32 ret = 0;
+
+ ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ?
+ (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0;
+ ret |= FIELD_PREP(DL_MODE_KEY_IDX,
+ FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set));
+ ret |= DL_MODE_NEED_RSP;
+ ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0;
+
+ return ret;
+}
+
+static int
+mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev,
+ const struct mt7915_fw_trailer *hdr,
+ const u8 *data, bool is_wa)
+{
+ int i, offset = 0;
+ u32 override = 0, option = 0;
+
+ for (i = 0; i < hdr->n_region; i++) {
+ const struct mt7915_fw_region *region;
+ int err;
+ u32 len, addr, mode;
+
+ region = (const struct mt7915_fw_region *)((const u8 *)hdr -
+ (hdr->n_region - i) * sizeof(*region));
+ mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa);
+ len = le32_to_cpu(region->len);
+ addr = le32_to_cpu(region->addr);
+
+ if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR)
+ override = addr;
+
+ err = mt7915_mcu_init_download(dev, addr, len, mode);
+ if (err) {
+ dev_err(dev->mt76.dev, "Download request failed\n");
+ return err;
+ }
+
+ err = mt7915_mcu_send_firmware(dev, data + offset, len);
+ if (err) {
+ dev_err(dev->mt76.dev, "Failed to send firmware.\n");
+ return err;
+ }
+
+ offset += len;
+ }
+
+ if (override)
+ option |= FW_START_OVERRIDE;
+
+ if (is_wa)
+ option |= FW_START_WORKING_PDA_CR4;
+
+ return mt7915_mcu_start_firmware(dev, override, option);
+}
+
+static int mt7915_load_ram(struct mt7915_dev *dev)
+{
+ const struct mt7915_fw_trailer *hdr;
+ const struct firmware *fw;
+ int ret;
+
+ ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev);
+ if (ret)
+ return ret;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
+ sizeof(*hdr));
+
+ dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n",
+ hdr->fw_ver, hdr->build_date);
+
+ ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to start WM firmware\n");
+ goto out;
+ }
+
+ release_firmware(fw);
+
+ ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev);
+ if (ret)
+ return ret;
+
+ if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
+ dev_err(dev->mt76.dev, "Invalid firmware\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
+ sizeof(*hdr));
+
+ dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n",
+ hdr->fw_ver, hdr->build_date);
+
+ ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true);
+ if (ret) {
+ dev_err(dev->mt76.dev, "Failed to start WA firmware\n");
+ goto out;
+ }
+
+ snprintf(dev->mt76.hw->wiphy->fw_version,
+ sizeof(dev->mt76.hw->wiphy->fw_version),
+ "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
+
+out:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static int mt7915_load_firmware(struct mt7915_dev *dev)
+{
+ int ret;
+ u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
+
+ val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD);
+
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) {
+ /* restart firmware once */
+ __mt76_mcu_restart(&dev->mt76);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ val, 1000)) {
+ dev_err(dev->mt76.dev,
+ "Firmware is not ready for download\n");
+ return -EIO;
+ }
+ }
+
+ ret = mt7915_load_patch(dev);
+ if (ret)
+ return ret;
+
+ ret = mt7915_load_ram(dev);
+ if (ret)
+ return ret;
+
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ FIELD_PREP(MT_TOP_MISC_FW_STATE,
+ FW_STATE_WACPU_RDY), 1000)) {
+ dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
+ return -EIO;
+ }
+
+ mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
+
+ dev_dbg(dev->mt76.dev, "Firmware init done\n");
+
+ return 0;
+}
+
+int mt7915_mcu_init(struct mt7915_dev *dev)
+{
+ static const struct mt76_mcu_ops mt7915_mcu_ops = {
+ .headroom = sizeof(struct mt7915_mcu_txd),
+ .mcu_skb_send_msg = mt7915_mcu_send_message,
+ .mcu_send_msg = mt7915_mcu_msg_send,
+ .mcu_restart = mt7915_mcu_restart,
+ };
+ int ret;
+
+ dev->mt76.mcu_ops = &mt7915_mcu_ops,
+
+ ret = mt7915_driver_own(dev);
+ if (ret)
+ return ret;
+
+ ret = mt7915_load_firmware(dev);
+ if (ret)
+ return ret;
+
+ set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
+
+ return 0;
+}
+
+void mt7915_mcu_exit(struct mt7915_dev *dev)
+{
+ u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
+
+ __mt76_mcu_restart(&dev->mt76);
+ if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
+ FIELD_PREP(MT_TOP_MISC_FW_STATE,
+ FW_STATE_FW_DOWNLOAD), 1000)) {
+ dev_err(dev->mt76.dev, "Failed to exit mcu\n");
+ return;
+ }
+
+ reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
+ mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN);
+ skb_queue_purge(&dev->mt76.mcu.res_q);
+}
+
+int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band,
+ bool enable, bool hdr_trans)
+{
+ struct {
+ u8 operation;
+ u8 enable;
+ u8 check_bssid;
+ u8 insert_vlan;
+ u8 remove_vlan;
+ u8 tid;
+ u8 mode;
+ u8 rsv;
+ } __packed req_trans = {
+ .enable = hdr_trans,
+ };
+ struct {
+ u8 enable;
+ u8 band;
+ u8 rsv[2];
+ } __packed req_mac = {
+ .enable = enable,
+ .band = band,
+ };
+ int ret;
+
+ ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS,
+ &req_trans, sizeof(req_trans), false);
+ if (ret)
+ return ret;
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL,
+ &req_mac, sizeof(req_mac), true);
+}
+
+int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable)
+{
+ struct {
+ __le32 cmd;
+ u8 band;
+ u8 enable;
+ } __packed req = {
+ .cmd = cpu_to_le32(SCS_ENABLE),
+ .band = band,
+ .enable = enable + 1,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req,
+ sizeof(req), false);
+}
+
+int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct {
+ u8 prot_idx;
+ u8 band;
+ u8 rsv[2];
+ __le32 len_thresh;
+ __le32 pkt_thresh;
+ } __packed req = {
+ .prot_idx = 1,
+ .band = phy != &dev->phy,
+ .len_thresh = cpu_to_le32(val),
+ .pkt_thresh = cpu_to_le32(0x2),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif)
+{
+#define WMM_AIFS_SET BIT(0)
+#define WMM_CW_MIN_SET BIT(1)
+#define WMM_CW_MAX_SET BIT(2)
+#define WMM_TXOP_SET BIT(3)
+#define WMM_PARAM_SET GENMASK(3, 0)
+#define TX_CMD_MODE 1
+ struct edca {
+ u8 queue;
+ u8 set;
+ u8 aifs;
+ u8 cw_min;
+ __le16 cw_max;
+ __le16 txop;
+ };
+ struct mt7915_mcu_tx {
+ u8 total;
+ u8 action;
+ u8 valid;
+ u8 mode;
+
+ struct edca edca[IEEE80211_NUM_ACS];
+ } __packed req = {
+ .valid = true,
+ .mode = TX_CMD_MODE,
+ .total = IEEE80211_NUM_ACS,
+ };
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ int ac;
+
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ struct edca *e = &req.edca[ac];
+
+ e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS;
+ e->aifs = mvif->wmm[ac].aifs;
+ e->txop = cpu_to_le16(mvif->wmm[ac].txop);
+
+ if (mvif->wmm[ac].cw_min)
+ e->cw_min = fls(mvif->wmm[ac].cw_max);
+ else
+ e->cw_min = 5;
+
+ if (mvif->wmm[ac].cw_max)
+ e->cw_max = cpu_to_le16(fls(mvif->wmm[ac].cw_max));
+ else
+ e->cw_max = cpu_to_le16(10);
+ }
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter)
+{
+#define ENTER_PM_STATE 1
+#define EXIT_PM_STATE 2
+ struct {
+ u8 pm_number;
+ u8 pm_state;
+ u8 bssid[ETH_ALEN];
+ u8 dtim_period;
+ u8 wlan_idx_lo;
+ __le16 bcn_interval;
+ __le32 aid;
+ __le32 rx_filter;
+ u8 band_idx;
+ u8 wlan_idx_hi;
+ u8 rsv[2];
+ __le32 feature;
+ u8 omac_idx;
+ u8 wmm_idx;
+ u8 bcn_loss_cnt;
+ u8 bcn_sp_duration;
+ } __packed req = {
+ .pm_number = 5,
+ .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE,
+ .band_idx = band,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev,
+ enum mt7915_rdd_cmd cmd, u8 index,
+ u8 rx_sel, u8 val)
+{
+ struct {
+ u8 ctrl;
+ u8 rdd_idx;
+ u8 rdd_rx_sel;
+ u8 val;
+ u8 rsv[4];
+ } __packed req = {
+ .ctrl = cmd,
+ .rdd_idx = index,
+ .rdd_rx_sel = rx_sel,
+ .val = val,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val)
+{
+ struct {
+ u32 tag;
+ u16 min_lpn;
+ u8 rsv[2];
+ } __packed req = {
+ .tag = 0x1,
+ .min_lpn = val,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
+ const struct mt7915_dfs_pulse *pulse)
+{
+ struct {
+ u32 tag;
+ struct mt7915_dfs_pulse pulse;
+ } __packed req = {
+ .tag = 0x3,
+ };
+
+ memcpy(&req.pulse, pulse, sizeof(*pulse));
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
+ const struct mt7915_dfs_pattern *pattern)
+{
+ struct {
+ u32 tag;
+ u16 radar_type;
+ struct mt7915_dfs_pattern pattern;
+ } __packed req = {
+ .tag = 0x2,
+ .radar_type = index,
+ };
+
+ memcpy(&req.pattern, pattern, sizeof(*pattern));
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ int freq1 = chandef->center_freq1;
+ struct {
+ u8 control_ch;
+ u8 center_ch;
+ u8 bw;
+ u8 tx_streams_num;
+ u8 rx_streams; /* mask or num */
+ u8 switch_reason;
+ u8 band_idx;
+ u8 center_ch2; /* for 80+80 only */
+ __le16 cac_case;
+ u8 channel_band;
+ u8 rsv0;
+ __le32 outband_freq;
+ u8 txpower_drop;
+ u8 ap_bw;
+ u8 ap_center_ch;
+ u8 rsv1[57];
+ } __packed req = {
+ .control_ch = chandef->chan->hw_value,
+ .center_ch = ieee80211_frequency_to_channel(freq1),
+ .bw = mt7915_mcu_chan_bw(chandef),
+ .tx_streams_num = hweight8(phy->mt76->antenna_mask),
+ .rx_streams = phy->chainmask,
+ .band_idx = phy != &dev->phy,
+ .channel_band = chandef->chan->band,
+ };
+
+ if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
+ chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
+ req.switch_reason = CH_SWITCH_DFS;
+ else
+ req.switch_reason = CH_SWITCH_NORMAL;
+
+ if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH)
+ req.rx_streams = hweight8(req.rx_streams);
+
+ if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
+ int freq2 = chandef->center_freq2;
+
+ req.center_ch2 = ieee80211_frequency_to_channel(freq2);
+ }
+
+ return __mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
+}
+
+int mt7915_mcu_set_eeprom(struct mt7915_dev *dev)
+{
+ struct req_hdr {
+ u8 buffer_mode;
+ u8 format;
+ __le16 len;
+ } __packed req = {
+ .buffer_mode = EE_MODE_EFUSE,
+ .format = EE_FORMAT_WHOLE,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE,
+ &req, sizeof(req), true);
+}
+
+int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset)
+{
+ struct mt7915_mcu_eeprom_info req = {
+ .addr = cpu_to_le32(round_down(offset, 16)),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req,
+ sizeof(req), true);
+}
+
+int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index)
+{
+ struct {
+ u8 ctrl_id;
+ u8 action;
+ u8 band;
+ u8 rsv[5];
+ } req = {
+ .ctrl_id = THERMAL_SENSOR_TEMP_QUERY,
+ .action = index,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req,
+ sizeof(req), true);
+}
+
+int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx)
+{
+ struct {
+ __le32 cmd;
+ __le16 wlan_idx;
+ __le16 ru_idx;
+ __le16 direction;
+ __le16 dump_group;
+ } req = {
+ .cmd = cpu_to_le32(cmd),
+ .wlan_idx = cpu_to_le16(wlan_idx),
+ .dump_group = cpu_to_le16(1),
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req,
+ sizeof(req), false);
+}
+
+int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band)
+{
+ struct {
+ u8 action;
+ u8 set;
+ u8 band;
+ u8 rsv;
+ } req = {
+ .action = action,
+ .set = set,
+ .band = band,
+ };
+
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER,
+ &req, sizeof(req), false);
+}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h
new file mode 100644
index 0000000000000000000000000000000000000000..5e4708861ede802f12d8adfa2bf9775bc5ae9ebd
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h
@@ -0,0 +1,837 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT7915_MCU_H
+#define __MT7915_MCU_H
+
+struct mt7915_mcu_txd {
+ __le32 txd[8];
+
+ __le16 len;
+ __le16 pq_id;
+
+ u8 cid;
+ u8 pkt_type;
+ u8 set_query; /* FW don't care */
+ u8 seq;
+
+ u8 uc_d2b0_rev;
+ u8 ext_cid;
+ u8 s2d_index;
+ u8 ext_cid_ack;
+
+ u32 reserved[5];
+} __packed __aligned(4);
+
+/* event table */
+enum {
+ MCU_EVENT_TARGET_ADDRESS_LEN = 0x01,
+ MCU_EVENT_FW_START = 0x01,
+ MCU_EVENT_GENERIC = 0x01,
+ MCU_EVENT_ACCESS_REG = 0x02,
+ MCU_EVENT_MT_PATCH_SEM = 0x04,
+ MCU_EVENT_CH_PRIVILEGE = 0x18,
+ MCU_EVENT_EXT = 0xed,
+ MCU_EVENT_RESTART_DL = 0xef,
+};
+
+/* ext event table */
+enum {
+ MCU_EXT_EVENT_PS_SYNC = 0x5,
+ MCU_EXT_EVENT_THERMAL_PROTECT = 0x22,
+ MCU_EXT_EVENT_ASSERT_DUMP = 0x23,
+ MCU_EXT_EVENT_RDD_REPORT = 0x3a,
+ MCU_EXT_EVENT_CSA_NOTIFY = 0x4f,
+ MCU_EXT_EVENT_RATE_REPORT = 0x87,
+};
+
+struct mt7915_mcu_rxd {
+ __le32 rxd[6];
+
+ __le16 len;
+ __le16 pkt_type_id;
+
+ u8 eid;
+ u8 seq;
+ __le16 __rsv;
+
+ u8 ext_eid;
+ u8 __rsv1[2];
+ u8 s2d_index;
+};
+
+struct mt7915_mcu_rdd_report {
+ struct mt7915_mcu_rxd rxd;
+
+ u8 idx;
+ u8 long_detected;
+ u8 constant_prf_detected;
+ u8 staggered_prf_detected;
+ u8 radar_type_idx;
+ u8 periodic_pulse_num;
+ u8 long_pulse_num;
+ u8 hw_pulse_num;
+
+ u8 out_lpn;
+ u8 out_spn;
+ u8 out_crpn;
+ u8 out_crpw;
+ u8 out_crbn;
+ u8 out_stgpn;
+ u8 out_stgpw;
+
+ u8 rsv;
+
+ __le32 out_pri_const;
+ __le32 out_pri_stg[3];
+
+ struct {
+ __le32 start;
+ __le16 pulse_width;
+ __le16 pulse_power;
+ u8 mdrdy_flag;
+ u8 rsv[3];
+ } long_pulse[32];
+
+ struct {
+ __le32 start;
+ __le16 pulse_width;
+ __le16 pulse_power;
+ u8 mdrdy_flag;
+ u8 rsv[3];
+ } periodic_pulse[32];
+
+ struct {
+ __le32 start;
+ __le16 pulse_width;
+ __le16 pulse_power;
+ u8 sc_pass;
+ u8 sw_reset;
+ u8 mdrdy_flag;
+ u8 tx_active;
+ } hw_pulse[32];
+} __packed;
+
+struct mt7915_mcu_eeprom_info {
+ __le32 addr;
+ __le32 valid;
+ u8 data[16];
+} __packed;
+
+struct mt7915_mcu_ra_info {
+ struct mt7915_mcu_rxd rxd;
+
+ __le32 event_id;
+ __le16 wlan_idx;
+ __le16 ru_idx;
+ __le16 direction;
+ __le16 dump_group;
+
+ __le32 suggest_rate;
+ __le32 min_rate; /* for dynamic sounding */
+ __le32 max_rate; /* for dynamic sounding */
+ __le32 init_rate_down_rate;
+
+ __le16 curr_rate;
+ __le16 init_rate_down_total;
+ __le16 init_rate_down_succ;
+ __le16 success;
+ __le16 attempts;
+
+ __le16 prev_rate;
+ __le16 prob_up_rate;
+ u8 no_rate_up_cnt;
+ u8 ppdu_cnt;
+ u8 gi;
+
+ u8 try_up_fail;
+ u8 try_up_total;
+ u8 suggest_wf;
+ u8 try_up_check;
+ u8 prob_up_period;
+ u8 prob_down_pending;
+} __packed;
+
+#define MT_RA_RATE_NSS GENMASK(8, 6)
+#define MT_RA_RATE_MCS GENMASK(3, 0)
+#define MT_RA_RATE_TX_MODE GENMASK(12, 9)
+#define MT_RA_RATE_DCM_EN BIT(4)
+#define MT_RA_RATE_BW GENMASK(14, 13)
+
+#define MCU_PQ_ID(p, q) (((p) << 15) | ((q) << 10))
+#define MCU_PKT_ID 0xa0
+
+enum {
+ MCU_Q_QUERY,
+ MCU_Q_SET,
+ MCU_Q_RESERVED,
+ MCU_Q_NA
+};
+
+enum {
+ MCU_S2D_H2N,
+ MCU_S2D_C2N,
+ MCU_S2D_H2C,
+ MCU_S2D_H2CN
+};
+
+enum {
+ MCU_CMD_TARGET_ADDRESS_LEN_REQ = 0x01,
+ MCU_CMD_FW_START_REQ = 0x02,
+ MCU_CMD_INIT_ACCESS_REG = 0x3,
+ MCU_CMD_NIC_POWER_CTRL = 0x4,
+ MCU_CMD_PATCH_START_REQ = 0x05,
+ MCU_CMD_PATCH_FINISH_REQ = 0x07,
+ MCU_CMD_PATCH_SEM_CONTROL = 0x10,
+ MCU_CMD_EXT_CID = 0xED,
+ MCU_CMD_FW_SCATTER = 0xEE,
+ MCU_CMD_RESTART_DL_REQ = 0xEF,
+};
+
+enum {
+ MCU_EXT_CMD_EFUSE_ACCESS = 0x01,
+ MCU_EXT_CMD_PM_STATE_CTRL = 0x07,
+ MCU_EXT_CMD_CHANNEL_SWITCH = 0x08,
+ MCU_EXT_CMD_EFUSE_BUFFER_MODE = 0x21,
+ MCU_EXT_CMD_STA_REC_UPDATE = 0x25,
+ MCU_EXT_CMD_BSS_INFO_UPDATE = 0x26,
+ MCU_EXT_CMD_EDCA_UPDATE = 0x27,
+ MCU_EXT_CMD_DEV_INFO_UPDATE = 0x2A,
+ MCU_EXT_CMD_THERMAL_CTRL = 0x2c,
+ MCU_EXT_CMD_SET_RDD_CTRL = 0x3a,
+ MCU_EXT_CMD_PROTECT_CTRL = 0x3e,
+ MCU_EXT_CMD_MAC_INIT_CTRL = 0x46,
+ MCU_EXT_CMD_RX_HDR_TRANS = 0x47,
+ MCU_EXT_CMD_SET_RX_PATH = 0x4e,
+ MCU_EXT_CMD_SET_SER_TRIGGER = 0x81,
+ MCU_EXT_CMD_SCS_CTRL = 0x82,
+ MCU_EXT_CMD_RATE_CTRL = 0x87,
+ MCU_EXT_CMD_SET_RDD_TH = 0x9d,
+};
+
+enum {
+ PATCH_SEM_RELEASE,
+ PATCH_SEM_GET
+};
+
+enum {
+ PATCH_NOT_DL_SEM_FAIL,
+ PATCH_IS_DL,
+ PATCH_NOT_DL_SEM_SUCCESS,
+ PATCH_REL_SEM_SUCCESS
+};
+
+enum {
+ FW_STATE_INITIAL,
+ FW_STATE_FW_DOWNLOAD,
+ FW_STATE_NORMAL_OPERATION,
+ FW_STATE_NORMAL_TRX,
+ FW_STATE_WACPU_RDY = 7
+};
+
+enum {
+ EE_MODE_EFUSE,
+ EE_MODE_BUFFER,
+};
+
+enum {
+ EE_FORMAT_BIN,
+ EE_FORMAT_WHOLE,
+ EE_FORMAT_MULTIPLE,
+};
+
+#define STA_TYPE_STA BIT(0)
+#define STA_TYPE_AP BIT(1)
+#define STA_TYPE_ADHOC BIT(2)
+#define STA_TYPE_WDS BIT(4)
+#define STA_TYPE_BC BIT(5)
+
+#define NETWORK_INFRA BIT(16)
+#define NETWORK_P2P BIT(17)
+#define NETWORK_IBSS BIT(18)
+#define NETWORK_WDS BIT(21)
+
+#define CONNECTION_INFRA_STA (STA_TYPE_STA | NETWORK_INFRA)
+#define CONNECTION_INFRA_AP (STA_TYPE_AP | NETWORK_INFRA)
+#define CONNECTION_P2P_GC (STA_TYPE_STA | NETWORK_P2P)
+#define CONNECTION_P2P_GO (STA_TYPE_AP | NETWORK_P2P)
+#define CONNECTION_IBSS_ADHOC (STA_TYPE_ADHOC | NETWORK_IBSS)
+#define CONNECTION_WDS (STA_TYPE_WDS | NETWORK_WDS)
+#define CONNECTION_INFRA_BC (STA_TYPE_BC | NETWORK_INFRA)
+
+#define CONN_STATE_DISCONNECT 0
+#define CONN_STATE_CONNECT 1
+#define CONN_STATE_PORT_SECURE 2
+
+enum {
+ DEV_INFO_ACTIVE,
+ DEV_INFO_MAX_NUM
+};
+
+enum {
+ SCS_SEND_DATA,
+ SCS_SET_MANUAL_PD_TH,
+ SCS_CONFIG,
+ SCS_ENABLE,
+ SCS_SHOW_INFO,
+ SCS_GET_GLO_ADDR,
+ SCS_GET_GLO_ADDR_EVENT,
+};
+
+enum {
+ CMD_CBW_20MHZ = IEEE80211_STA_RX_BW_20,
+ CMD_CBW_40MHZ = IEEE80211_STA_RX_BW_40,
+ CMD_CBW_80MHZ = IEEE80211_STA_RX_BW_80,
+ CMD_CBW_160MHZ = IEEE80211_STA_RX_BW_160,
+ CMD_CBW_10MHZ,
+ CMD_CBW_5MHZ,
+ CMD_CBW_8080MHZ,
+
+ CMD_HE_MCS_BW80 = 0,
+ CMD_HE_MCS_BW160,
+ CMD_HE_MCS_BW8080,
+ CMD_HE_MCS_BW_NUM
+};
+
+struct tlv {
+ __le16 tag;
+ __le16 len;
+} __packed;
+
+struct bss_info_omac {
+ __le16 tag;
+ __le16 len;
+ u8 hw_bss_idx;
+ u8 omac_idx;
+ u8 band_idx;
+ u8 rsv0;
+ __le32 conn_type;
+ u32 rsv1;
+} __packed;
+
+struct bss_info_basic {
+ __le16 tag;
+ __le16 len;
+ __le32 network_type;
+ u8 active;
+ u8 rsv0;
+ __le16 bcn_interval;
+ u8 bssid[ETH_ALEN];
+ u8 wmm_idx;
+ u8 dtim_period;
+ u8 bmc_wcid_lo;
+ u8 cipher;
+ u8 phy_mode;
+ u8 max_bssid; /* max BSSID. range: 1 ~ 8, 0: MBSSID disabled */
+ u8 non_tx_bssid;/* non-transmitted BSSID, 0: transmitted BSSID */
+ u8 bmc_wcid_hi; /* high Byte and version */
+ u8 rsv[2];
+} __packed;
+
+struct bss_info_rf_ch {
+ __le16 tag;
+ __le16 len;
+ u8 pri_ch;
+ u8 center_ch0;
+ u8 center_ch1;
+ u8 bw;
+ u8 he_ru26_block; /* 1: don't send HETB in RU26, 0: allow */
+ u8 he_all_disable; /* 1: disallow all HETB, 0: allow */
+ u8 rsv[2];
+} __packed;
+
+struct bss_info_ext_bss {
+ __le16 tag;
+ __le16 len;
+ __le32 mbss_tsf_offset; /* in unit of us */
+ u8 rsv[8];
+} __packed;
+
+struct bss_info_sync_mode {
+ __le16 tag;
+ __le16 len;
+ __le16 bcn_interval;
+ u8 enable;
+ u8 dtim_period;
+ u8 rsv[8];
+} __packed;
+
+struct bss_info_bmc_rate {
+ __le16 tag;
+ __le16 len;
+ __le16 bc_trans;
+ __le16 mc_trans;
+ u8 short_preamble;
+ u8 rsv[7];
+} __packed;
+
+struct bss_info_ra {
+ __le16 tag;
+ __le16 len;
+ u8 op_mode;
+ u8 adhoc_en;
+ u8 short_preamble;
+ u8 tx_streams;
+ u8 rx_streams;
+ u8 algo;
+ u8 force_sgi;
+ u8 force_gf;
+ u8 ht_mode;
+ u8 has_20_sta; /* Check if any sta support GF. */
+ u8 bss_width_trigger_events;
+ u8 vht_nss_cap;
+ u8 vht_bw_signal; /* not use */
+ u8 vht_force_sgi; /* not use */
+ u8 se_off;
+ u8 antenna_idx;
+ u8 train_up_rule;
+ u8 rsv[3];
+ unsigned short train_up_high_thres;
+ short train_up_rule_rssi;
+ unsigned short low_traffic_thres;
+ __le16 max_phyrate;
+ __le32 phy_cap;
+ __le32 interval;
+ __le32 fast_interval;
+} __packed;
+
+struct bss_info_bcn {
+ __le16 tag;
+ __le16 len;
+ u8 ver;
+ u8 enable;
+ __le16 sub_ntlv;
+} __packed __aligned(4);
+
+struct bss_info_bcn_csa {
+ __le16 tag;
+ __le16 len;
+ u8 cnt;
+ u8 rsv[3];
+} __packed __aligned(4);
+
+struct bss_info_bcn_bcc {
+ __le16 tag;
+ __le16 len;
+ u8 cnt;
+ u8 rsv[3];
+} __packed __aligned(4);
+
+struct bss_info_bcn_mbss {
+#define MAX_BEACON_NUM 32
+ __le16 tag;
+ __le16 len;
+ __le32 bitmap;
+ __le16 offset[MAX_BEACON_NUM];
+ u8 rsv[8];
+} __packed __aligned(4);
+
+struct bss_info_bcn_cont {
+ __le16 tag;
+ __le16 len;
+ __le16 tim_ofs;
+ __le16 csa_ofs;
+ __le16 bcc_ofs;
+ __le16 pkt_len;
+} __packed __aligned(4);
+
+enum {
+ BSS_INFO_BCN_CSA,
+ BSS_INFO_BCN_BCC,
+ BSS_INFO_BCN_MBSSID,
+ BSS_INFO_BCN_CONTENT,
+ BSS_INFO_BCN_MAX
+};
+
+enum {
+ BSS_INFO_OMAC,
+ BSS_INFO_BASIC,
+ BSS_INFO_RF_CH, /* optional, for BT/LTE coex */
+ BSS_INFO_PM, /* sta only */
+ BSS_INFO_UAPSD, /* sta only */
+ BSS_INFO_ROAM_DETECT, /* obsoleted */
+ BSS_INFO_LQ_RM, /* obsoleted */
+ BSS_INFO_EXT_BSS,
+ BSS_INFO_BMC_RATE, /* for bmc rate control in CR4 */
+ BSS_INFO_SYNC_MODE,
+ BSS_INFO_RA,
+ BSS_INFO_HW_AMSDU,
+ BSS_INFO_BSS_COLOR,
+ BSS_INFO_HE_BASIC,
+ BSS_INFO_PROTECT_INFO,
+ BSS_INFO_OFFLOAD,
+ BSS_INFO_11V_MBSSID,
+ BSS_INFO_MAX_NUM
+};
+
+enum {
+ WTBL_RESET_AND_SET = 1,
+ WTBL_SET,
+ WTBL_QUERY,
+ WTBL_RESET_ALL
+};
+
+struct wtbl_req_hdr {
+ u8 wlan_idx_lo;
+ u8 operation;
+ __le16 tlv_num;
+ u8 wlan_idx_hi;
+ u8 rsv[3];
+} __packed;
+
+struct wtbl_generic {
+ __le16 tag;
+ __le16 len;
+ u8 peer_addr[ETH_ALEN];
+ u8 muar_idx;
+ u8 skip_tx;
+ u8 cf_ack;
+ u8 qos;
+ u8 mesh;
+ u8 adm;
+ __le16 partial_aid;
+ u8 baf_en;
+ u8 aad_om;
+} __packed;
+
+struct wtbl_rx {
+ __le16 tag;
+ __le16 len;
+ u8 rcid;
+ u8 rca1;
+ u8 rca2;
+ u8 rv;
+ u8 rsv[4];
+} __packed;
+
+struct wtbl_ht {
+ __le16 tag;
+ __le16 len;
+ u8 ht;
+ u8 ldpc;
+ u8 af;
+ u8 mm;
+ u8 rsv[4];
+} __packed;
+
+struct wtbl_vht {
+ __le16 tag;
+ __le16 len;
+ u8 ldpc;
+ u8 dyn_bw;
+ u8 vht;
+ u8 txop_ps;
+ u8 rsv[4];
+} __packed;
+
+enum {
+ MT_BA_TYPE_INVALID,
+ MT_BA_TYPE_ORIGINATOR,
+ MT_BA_TYPE_RECIPIENT
+};
+
+enum {
+ RST_BA_MAC_TID_MATCH,
+ RST_BA_MAC_MATCH,
+ RST_BA_NO_MATCH
+};
+
+struct wtbl_ba {
+ __le16 tag;
+ __le16 len;
+ /* common */
+ u8 tid;
+ u8 ba_type;
+ u8 rsv0[2];
+ /* originator only */
+ __le16 sn;
+ u8 ba_en;
+ u8 ba_winsize_idx;
+ __le16 ba_winsize;
+ /* recipient only */
+ u8 peer_addr[ETH_ALEN];
+ u8 rst_ba_tid;
+ u8 rst_ba_sel;
+ u8 rst_ba_sb;
+ u8 band_idx;
+ u8 rsv1[4];
+} __packed;
+
+struct wtbl_bf {
+ __le16 tag;
+ __le16 len;
+ u8 ibf;
+ u8 ebf;
+ u8 ibf_vht;
+ u8 ebf_vht;
+ u8 gid;
+ u8 pfmu_idx;
+ u8 rsv[2];
+} __packed;
+
+struct wtbl_smps {
+ __le16 tag;
+ __le16 len;
+ u8 smps;
+ u8 rsv[3];
+} __packed;
+
+struct wtbl_spe {
+ __le16 tag;
+ __le16 len;
+ u8 spe_idx;
+ u8 rsv[3];
+} __packed;
+
+enum {
+ WTBL_GENERIC,
+ WTBL_RX,
+ WTBL_HT,
+ WTBL_VHT,
+ WTBL_PEER_PS, /* not used */
+ WTBL_TX_PS,
+ WTBL_HDR_TRANS,
+ WTBL_SEC_KEY,
+ WTBL_BA,
+ WTBL_RDG, /* obsoleted */
+ WTBL_PROTECT, /* not used */
+ WTBL_CLEAR, /* not used */
+ WTBL_BF,
+ WTBL_SMPS,
+ WTBL_RAW_DATA, /* debug only */
+ WTBL_PN,
+ WTBL_SPE,
+ WTBL_MAX_NUM
+};
+
+struct sta_ntlv_hdr {
+ u8 rsv[2];
+ __le16 tlv_num;
+} __packed;
+
+struct sta_req_hdr {
+ u8 bss_idx;
+ u8 wlan_idx_lo;
+ __le16 tlv_num;
+ u8 is_tlv_append;
+ u8 muar_idx;
+ u8 wlan_idx_hi;
+ u8 rsv;
+} __packed;
+
+struct sta_rec_basic {
+ __le16 tag;
+ __le16 len;
+ __le32 conn_type;
+ u8 conn_state;
+ u8 qos;
+ __le16 aid;
+ u8 peer_addr[ETH_ALEN];
+ __le16 extra_info;
+} __packed;
+
+struct sta_rec_ht {
+ __le16 tag;
+ __le16 len;
+ __le16 ht_cap;
+ u16 rsv;
+} __packed;
+
+struct sta_rec_vht {
+ __le16 tag;
+ __le16 len;
+ __le32 vht_cap;
+ __le16 vht_rx_mcs_map;
+ __le16 vht_tx_mcs_map;
+ u8 rts_bw_sig;
+ u8 rsv[3];
+} __packed;
+
+struct sta_rec_ba {
+ __le16 tag;
+ __le16 len;
+ u8 tid;
+ u8 ba_type;
+ u8 amsdu;
+ u8 ba_en;
+ __le16 ssn;
+ __le16 winsize;
+} __packed;
+
+struct sec_key {
+ u8 cipher_id;
+ u8 cipher_len;
+ u8 key_id;
+ u8 key_len;
+ u8 key[32];
+} __packed;
+
+struct sta_rec_sec {
+ __le16 tag;
+ __le16 len;
+ u8 add;
+ u8 n_cipher;
+ u8 rsv[2];
+
+ struct sec_key key[2];
+} __packed;
+
+struct ra_phy {
+ u8 type;
+ u8 flag;
+ u8 stbc;
+ u8 sgi;
+ u8 bw;
+ u8 ldpc;
+ u8 mcs;
+ u8 nss;
+ u8 he_ltf;
+};
+
+struct sta_rec_ra {
+ __le16 tag;
+ __le16 len;
+
+ u8 valid;
+ u8 auto_rate;
+ u8 phy_mode;
+ u8 channel;
+ u8 bw;
+ u8 disable_cck;
+ u8 ht_mcs32;
+ u8 ht_gf;
+ u8 ht_mcs[4];
+ u8 mmps_mode;
+ u8 gband_256;
+ u8 af;
+ u8 auth_wapi_mode;
+ u8 rate_len;
+
+ u8 supp_mode;
+ u8 supp_cck_rate;
+ u8 supp_ofdm_rate;
+ __le32 supp_ht_mcs;
+ __le16 supp_vht_mcs[4];
+
+ u8 op_mode;
+ u8 op_vht_chan_width;
+ u8 op_vht_rx_nss;
+ u8 op_vht_rx_nss_type;
+
+ __le32 sta_status;
+
+ struct ra_phy phy;
+} __packed;
+
+enum {
+ STA_REC_BASIC,
+ STA_REC_RA,
+ STA_REC_RA_CMM_INFO,
+ STA_REC_RA_UPDATE,
+ STA_REC_BF,
+ STA_REC_AMSDU,
+ STA_REC_BA,
+ STA_REC_RED, /* not used */
+ STA_REC_TX_PROC, /* for hdr trans and CSO in CR4 */
+ STA_REC_HT,
+ STA_REC_VHT,
+ STA_REC_APPS,
+ STA_REC_KEY,
+ STA_REC_WTBL,
+ STA_REC_HE,
+ STA_REC_HW_AMSDU,
+ STA_REC_WTBL_AADOM,
+ STA_REC_KEY_V2,
+ STA_REC_MURU,
+ STA_REC_MUEDCA,
+ STA_REC_MAX_NUM
+};
+
+enum mt7915_cipher_type {
+ MT_CIPHER_NONE,
+ MT_CIPHER_WEP40,
+ MT_CIPHER_WEP104,
+ MT_CIPHER_WEP128,
+ MT_CIPHER_TKIP,
+ MT_CIPHER_AES_CCMP,
+ MT_CIPHER_CCMP_256,
+ MT_CIPHER_GCMP,
+ MT_CIPHER_GCMP_256,
+ MT_CIPHER_WAPI,
+ MT_CIPHER_BIP_CMAC_128,
+};
+
+enum {
+ CH_SWITCH_NORMAL = 0,
+ CH_SWITCH_SCAN = 3,
+ CH_SWITCH_MCC = 4,
+ CH_SWITCH_DFS = 5,
+ CH_SWITCH_BACKGROUND_SCAN_START = 6,
+ CH_SWITCH_BACKGROUND_SCAN_RUNNING = 7,
+ CH_SWITCH_BACKGROUND_SCAN_STOP = 8,
+ CH_SWITCH_SCAN_BYPASS_DPD = 9
+};
+
+enum {
+ THERMAL_SENSOR_TEMP_QUERY,
+ THERMAL_SENSOR_MANUAL_CTRL,
+ THERMAL_SENSOR_INFO_QUERY,
+ THERMAL_SENSOR_TASK_CTRL,
+};
+
+#define MT7915_WTBL_UPDATE_MAX_SIZE (sizeof(struct wtbl_req_hdr) + \
+ sizeof(struct wtbl_generic) + \
+ sizeof(struct wtbl_rx) + \
+ sizeof(struct wtbl_ht) + \
+ sizeof(struct wtbl_vht) + \
+ sizeof(struct wtbl_ba) + \
+ sizeof(struct wtbl_bf) + \
+ sizeof(struct wtbl_smps) + \
+ sizeof(struct wtbl_spe))
+
+#define MT7915_STA_UPDATE_MAX_SIZE (sizeof(struct sta_req_hdr) + \
+ sizeof(struct sta_rec_basic) + \
+ sizeof(struct sta_rec_ht) + \
+ sizeof(struct sta_rec_ba) + \
+ sizeof(struct sta_rec_vht) + \
+ sizeof(struct tlv) + \
+ sizeof(struct sta_rec_sec) + \
+ sizeof(struct sta_rec_ra) + \
+ MT7915_WTBL_UPDATE_MAX_SIZE)
+
+#define MT7915_WTBL_UPDATE_BA_SIZE (sizeof(struct wtbl_req_hdr) + \
+ sizeof(struct wtbl_ba))
+
+#define MT7915_BEACON_UPDATE_SIZE (sizeof(struct sta_req_hdr) + \
+ sizeof(struct bss_info_bcn_csa) + \
+ sizeof(struct bss_info_bcn_bcc) + \
+ sizeof(struct bss_info_bcn_mbss) + \
+ sizeof(struct bss_info_bcn_cont))
+
+#define PHY_MODE_A BIT(0)
+#define PHY_MODE_B BIT(1)
+#define PHY_MODE_G BIT(2)
+#define PHY_MODE_GN BIT(3)
+#define PHY_MODE_AN BIT(4)
+#define PHY_MODE_AC BIT(5)
+
+#define MODE_CCK BIT(0)
+#define MODE_OFDM BIT(1)
+#define MODE_HT BIT(2)
+#define MODE_VHT BIT(3)
+
+#define STA_CAP_WMM BIT(0)
+#define STA_CAP_SGI_20 BIT(4)
+#define STA_CAP_SGI_40 BIT(5)
+#define STA_CAP_TX_STBC BIT(6)
+#define STA_CAP_RX_STBC BIT(7)
+#define STA_CAP_VHT_SGI_80 BIT(16)
+#define STA_CAP_VHT_SGI_160 BIT(17)
+#define STA_CAP_VHT_TX_STBC BIT(18)
+#define STA_CAP_VHT_RX_STBC BIT(19)
+#define STA_CAP_VHT_LDPC BIT(23)
+#define STA_CAP_LDPC BIT(24)
+#define STA_CAP_HT BIT(26)
+#define STA_CAP_VHT BIT(27)
+
+#endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
new file mode 100644
index 0000000000000000000000000000000000000000..b23ab3f215e0340af13b6550064783ea9da7d83d
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -0,0 +1,441 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT7915_H
+#define __MT7915_H
+
+#include <linux/interrupt.h>
+#include <linux/ktime.h>
+#include "../mt76.h"
+#include "regs.h"
+
+#define MT7915_MAX_INTERFACES 4
+#define MT7915_MAX_WMM_SETS 4
+#define MT7915_WTBL_SIZE 288
+#define MT7915_WTBL_RESERVED (MT7915_WTBL_SIZE - 1)
+#define MT7915_WTBL_STA (MT7915_WTBL_RESERVED - \
+ MT7915_MAX_INTERFACES)
+
+#define MT7915_WATCHDOG_TIME (HZ / 10)
+#define MT7915_RESET_TIMEOUT (30 * HZ)
+
+#define MT7915_TX_RING_SIZE 2048
+#define MT7915_TX_MCU_RING_SIZE 256
+#define MT7915_TX_FWDL_RING_SIZE 128
+
+#define MT7915_RX_RING_SIZE 1536
+#define MT7915_RX_MCU_RING_SIZE 512
+
+#define MT7915_FIRMWARE_WA "mediatek/mt7915_wa.bin"
+#define MT7915_FIRMWARE_WM "mediatek/mt7915_wm.bin"
+#define MT7915_ROM_PATCH "mediatek/mt7915_rom_patch.bin"
+
+#define MT7915_EEPROM_SIZE 3584
+#define MT7915_TOKEN_SIZE 8192
+
+#define MT7915_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */
+#define MT7915_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
+#define MT7915_5G_RATE_DEFAULT 0x4b /* OFDM 6M */
+#define MT7915_2G_RATE_DEFAULT 0x0 /* CCK 1M */
+
+
+struct mt7915_vif;
+struct mt7915_sta;
+struct mt7915_dfs_pulse;
+struct mt7915_dfs_pattern;
+
+enum mt7915_txq_id {
+ MT7915_TXQ_FWDL = 16,
+ MT7915_TXQ_MCU_WM,
+ MT7915_TXQ_BAND0,
+ MT7915_TXQ_BAND1,
+ MT7915_TXQ_MCU_WA,
+};
+
+enum mt7915_rxq_id {
+ MT7915_RXQ_BAND0 = 0,
+ MT7915_RXQ_BAND1,
+ MT7915_RXQ_MCU_WM = 0,
+ MT7915_RXQ_MCU_WA,
+};
+
+enum mt7915_ampdu_state {
+ MT7915_AGGR_STOP,
+ MT7915_AGGR_PROGRESS,
+ MT7915_AGGR_START,
+ MT7915_AGGR_OPERATIONAL
+};
+
+struct mt7915_sta_stats {
+ struct rate_info prob_rate;
+ struct rate_info tx_rate;
+
+ unsigned long per;
+ unsigned long changed;
+ unsigned long jiffies;
+};
+
+struct mt7915_sta {
+ struct mt76_wcid wcid; /* must be first */
+
+ struct mt7915_vif *vif;
+
+ struct list_head poll_list;
+ u32 airtime_ac[8];
+
+ struct mt7915_sta_stats stats;
+ struct work_struct stats_work;
+
+ spinlock_t ampdu_lock;
+ enum mt7915_ampdu_state ampdu_state[IEEE80211_NUM_TIDS];
+};
+
+struct mt7915_vif {
+ u16 idx;
+ u8 omac_idx;
+ u8 band_idx;
+ u8 wmm_idx;
+
+ struct {
+ u16 cw_min;
+ u16 cw_max;
+ u16 txop;
+ u8 aifs;
+ } wmm[IEEE80211_NUM_ACS];
+
+ struct mt7915_sta sta;
+ struct mt7915_dev *dev;
+};
+
+struct mib_stats {
+ u16 ack_fail_cnt;
+ u16 fcs_err_cnt;
+ u16 rts_cnt;
+ u16 rts_retries_cnt;
+ u16 ba_miss_cnt;
+};
+
+struct mt7915_phy {
+ struct mt76_phy *mt76;
+ struct mt7915_dev *dev;
+
+ u32 rxfilter;
+ u32 vif_mask;
+ u32 omac_mask;
+
+ u16 noise;
+ u16 chainmask;
+
+ s16 coverage_class;
+ u8 slottime;
+
+ u8 rdd_state;
+ int dfs_state;
+
+ __le32 rx_ampdu_ts;
+ u32 ampdu_ref;
+
+ struct mib_stats mib;
+};
+
+struct mt7915_dev {
+ union { /* must be first */
+ struct mt76_dev mt76;
+ struct mt76_phy mphy;
+ };
+
+ struct mt7915_phy phy;
+
+ u16 chainmask;
+
+ struct work_struct init_work;
+ struct work_struct reset_work;
+ wait_queue_head_t reset_wait;
+ u32 reset_state;
+
+ struct list_head sta_poll_list;
+ spinlock_t sta_poll_lock;
+
+ u32 hw_pattern;
+
+ spinlock_t token_lock;
+ struct idr token;
+
+ u8 mac_work_count;
+ bool fw_debug;
+};
+
+enum {
+ HW_BSSID_0 = 0x0,
+ HW_BSSID_1,
+ HW_BSSID_2,
+ HW_BSSID_3,
+ HW_BSSID_MAX,
+ EXT_BSSID_START = 0x10,
+ EXT_BSSID_1,
+ EXT_BSSID_2,
+ EXT_BSSID_3,
+ EXT_BSSID_4,
+ EXT_BSSID_5,
+ EXT_BSSID_6,
+ EXT_BSSID_7,
+ EXT_BSSID_8,
+ EXT_BSSID_9,
+ EXT_BSSID_10,
+ EXT_BSSID_11,
+ EXT_BSSID_12,
+ EXT_BSSID_13,
+ EXT_BSSID_14,
+ EXT_BSSID_15,
+ EXT_BSSID_END
+};
+
+enum {
+ MT_RX_SEL0,
+ MT_RX_SEL1,
+};
+
+enum mt7915_rdd_cmd {
+ RDD_STOP,
+ RDD_START,
+ RDD_DET_MODE,
+ RDD_RADAR_EMULATE,
+ RDD_START_TXQ = 20,
+ RDD_CAC_START = 50,
+ RDD_CAC_END,
+ RDD_NORMAL_START,
+ RDD_DISABLE_DFS_CAL,
+ RDD_PULSE_DBG,
+ RDD_READ_PULSE,
+ RDD_RESUME_BF,
+ RDD_IRQ_OFF,
+};
+
+enum {
+ RATE_CTRL_RU_INFO,
+ RATE_CTRL_FIXED_RATE_INFO,
+ RATE_CTRL_DUMP_INFO,
+ RATE_CTRL_MU_INFO,
+};
+
+static inline struct mt7915_phy *
+mt7915_hw_phy(struct ieee80211_hw *hw)
+{
+ struct mt76_phy *phy = hw->priv;
+
+ return phy->priv;
+}
+
+static inline struct mt7915_dev *
+mt7915_hw_dev(struct ieee80211_hw *hw)
+{
+ struct mt76_phy *phy = hw->priv;
+
+ return container_of(phy->dev, struct mt7915_dev, mt76);
+}
+
+static inline struct mt7915_phy *
+mt7915_ext_phy(struct mt7915_dev *dev)
+{
+ struct mt76_phy *phy = dev->mt76.phy2;
+
+ if (!phy)
+ return NULL;
+
+ return phy->priv;
+}
+
+static inline void
+mt7915_set_aggr_state(struct mt7915_sta *msta, u8 tid,
+ enum mt7915_ampdu_state state)
+{
+ spin_lock_bh(&msta->ampdu_lock);
+ msta->ampdu_state[tid] = state;
+ spin_unlock_bh(&msta->ampdu_lock);
+}
+
+extern const struct ieee80211_ops mt7915_ops;
+extern struct pci_driver mt7915_pci_driver;
+
+u32 mt7915_reg_map(struct mt7915_dev *dev, u32 addr);
+
+int mt7915_register_device(struct mt7915_dev *dev);
+void mt7915_unregister_device(struct mt7915_dev *dev);
+int mt7915_register_ext_phy(struct mt7915_dev *dev);
+void mt7915_unregister_ext_phy(struct mt7915_dev *dev);
+int mt7915_eeprom_init(struct mt7915_dev *dev);
+u32 mt7915_eeprom_read(struct mt7915_dev *dev, u32 offset);
+int mt7915_eeprom_get_target_power(struct mt7915_dev *dev,
+ struct ieee80211_channel *chan,
+ u8 chain_idx);
+int mt7915_dma_init(struct mt7915_dev *dev);
+void mt7915_dma_prefetch(struct mt7915_dev *dev);
+void mt7915_dma_cleanup(struct mt7915_dev *dev);
+int mt7915_mcu_init(struct mt7915_dev *dev);
+int mt7915_mcu_add_dev_info(struct mt7915_dev *dev,
+ struct ieee80211_vif *vif, bool enable);
+int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
+ struct ieee80211_vif *vif, int enable);
+int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable);
+int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool add);
+int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
+ struct ieee80211_ampdu_params *params,
+ bool add);
+int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct mt7915_sta *msta, struct ieee80211_key_conf *key,
+ enum set_key_cmd cmd);
+int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ int enable);
+int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta);
+int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta);
+int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd);
+int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif);
+int mt7915_mcu_set_eeprom(struct mt7915_dev *dev);
+int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset);
+int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, bool enable,
+ bool hdr_trans);
+int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable);
+int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band);
+int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val);
+int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter);
+int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val);
+int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
+ const struct mt7915_dfs_pulse *pulse);
+int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
+ const struct mt7915_dfs_pattern *pattern);
+int mt7915_mcu_get_rate_info(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx);
+int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index);
+int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, enum mt7915_rdd_cmd cmd,
+ u8 index, u8 rx_sel, u8 val);
+void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb);
+void mt7915_mcu_exit(struct mt7915_dev *dev);
+
+static inline bool is_mt7915(struct mt76_dev *dev)
+{
+ return mt76_chip(dev) == 0x7915;
+}
+
+static inline void mt7915_irq_enable(struct mt7915_dev *dev, u32 mask)
+{
+ mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
+}
+
+static inline void mt7915_irq_disable(struct mt7915_dev *dev, u32 mask)
+{
+ mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
+}
+
+static inline u32
+mt7915_reg_map_l1(struct mt7915_dev *dev, u32 addr)
+{
+ u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
+ u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
+
+ mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base);
+ /* use read to push write */
+ mt76_rr(dev, MT_HIF_REMAP_L1);
+
+ return MT_HIF_REMAP_BASE_L1 + offset;
+}
+
+static inline u32
+mt7915_l1_rr(struct mt7915_dev *dev, u32 addr)
+{
+ return mt76_rr(dev, mt7915_reg_map_l1(dev, addr));
+}
+
+static inline void
+mt7915_l1_wr(struct mt7915_dev *dev, u32 addr, u32 val)
+{
+ mt76_wr(dev, mt7915_reg_map_l1(dev, addr), val);
+}
+
+static inline u32
+mt7915_l1_rmw(struct mt7915_dev *dev, u32 addr, u32 mask, u32 val)
+{
+ val |= mt7915_l1_rr(dev, addr) & ~mask;
+ mt7915_l1_wr(dev, addr, val);
+
+ return val;
+}
+
+#define mt7915_l1_set(dev, addr, val) mt7915_l1_rmw(dev, addr, 0, val)
+#define mt7915_l1_clear(dev, addr, val) mt7915_l1_rmw(dev, addr, val, 0)
+
+static inline u32
+mt7915_reg_map_l2(struct mt7915_dev *dev, u32 addr)
+{
+ u32 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr);
+ u32 base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr);
+
+ mt76_rmw_field(dev, MT_HIF_REMAP_L2, MT_HIF_REMAP_L2_MASK, base);
+ /* use read to push write */
+ mt76_rr(dev, MT_HIF_REMAP_L2);
+
+ return MT_HIF_REMAP_BASE_L2 + offset;
+}
+
+static inline u32
+mt7915_l2_rr(struct mt7915_dev *dev, u32 addr)
+{
+ return mt76_rr(dev, mt7915_reg_map_l2(dev, addr));
+}
+
+static inline void
+mt7915_l2_wr(struct mt7915_dev *dev, u32 addr, u32 val)
+{
+ mt76_wr(dev, mt7915_reg_map_l2(dev, addr), val);
+}
+
+static inline u32
+mt7915_l2_rmw(struct mt7915_dev *dev, u32 addr, u32 mask, u32 val)
+{
+ val |= mt7915_l2_rr(dev, addr) & ~mask;
+ mt7915_l2_wr(dev, addr, val);
+
+ return val;
+}
+
+#define mt7915_l2_set(dev, addr, val) mt7915_l2_rmw(dev, addr, 0, val)
+#define mt7915_l2_clear(dev, addr, val) mt7915_l2_rmw(dev, addr, val, 0)
+
+bool mt7915_mac_wtbl_update(struct mt7915_dev *dev, int idx, u32 mask);
+void mt7915_mac_reset_counters(struct mt7915_phy *phy);
+void mt7915_mac_cca_stats_reset(struct mt7915_phy *phy);
+void mt7915_mac_sta_poll(struct mt7915_dev *dev);
+void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi,
+ struct sk_buff *skb, struct mt76_wcid *wcid,
+ struct ieee80211_key_conf *key, bool beacon);
+void mt7915_mac_set_timing(struct mt7915_phy *phy);
+int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb);
+void mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb);
+int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta);
+void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta);
+void mt7915_mac_work(struct work_struct *work);
+void mt7915_mac_reset_work(struct work_struct *work);
+void mt7915_mac_sta_stats_work(struct work_struct *work);
+int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
+ enum mt76_txq_id qid, struct mt76_wcid *wcid,
+ struct ieee80211_sta *sta,
+ struct mt76_tx_info *tx_info);
+void mt7915_tx_complete_skb(struct mt76_dev *mdev, enum mt76_txq_id qid,
+ struct mt76_queue_entry *e);
+void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
+ struct sk_buff *skb);
+void mt7915_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
+void mt7915_stats_work(struct work_struct *work);
+void mt7915_txp_skb_unmap(struct mt76_dev *dev,
+ struct mt76_txwi_cache *txwi);
+int mt76_dfs_start_rdd(struct mt7915_dev *dev, bool force);
+int mt7915_dfs_init_radar_detector(struct mt7915_phy *phy);
+void mt7915_update_channel(struct mt76_dev *mdev);
+int mt7915_init_debugfs(struct mt7915_dev *dev);
+
+#endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/pci.c b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c
new file mode 100644
index 0000000000000000000000000000000000000000..b79b5060cd77951abce9f70db4bae0b7df4c790e
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/pci.c
@@ -0,0 +1,166 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc.
+ *
+ * Author: Ryder Lee <ryder.lee@mediatek.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#include "mt7915.h"
+#include "mac.h"
+#include "../trace.h"
+
+static const struct pci_device_id mt7915_pci_device_table[] = {
+ { PCI_DEVICE(0x14c3, 0x7915) },
+ { },
+};
+
+static void
+mt7915_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q)
+{
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+
+ mt7915_irq_enable(dev, MT_INT_RX_DONE(q));
+}
+
+/* TODO: support 2/4/6/8 MSI-X vectors */
+static irqreturn_t mt7915_irq_handler(int irq, void *dev_instance)
+{
+ struct mt7915_dev *dev = dev_instance;
+ u32 intr;
+
+ intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
+ mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
+
+ if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
+ return IRQ_NONE;
+
+ trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask);
+
+ intr &= dev->mt76.mmio.irqmask;
+
+ if (intr & MT_INT_TX_DONE_ALL) {
+ mt7915_irq_disable(dev, MT_INT_TX_DONE_ALL);
+ napi_schedule(&dev->mt76.tx_napi);
+ }
+
+ if (intr & MT_INT_RX_DONE_DATA) {
+ mt7915_irq_disable(dev, MT_INT_RX_DONE_DATA);
+ napi_schedule(&dev->mt76.napi[0]);
+ }
+
+ if (intr & MT_INT_RX_DONE_WM) {
+ mt7915_irq_disable(dev, MT_INT_RX_DONE_WM);
+ napi_schedule(&dev->mt76.napi[1]);
+ }
+
+ if (intr & MT_INT_RX_DONE_WA) {
+ mt7915_irq_disable(dev, MT_INT_RX_DONE_WA);
+ napi_schedule(&dev->mt76.napi[2]);
+ }
+
+ if (intr & MT_INT_MCU_CMD) {
+ u32 val = mt76_rr(dev, MT_MCU_CMD);
+
+ mt76_wr(dev, MT_MCU_CMD, val);
+ if (val & MT_MCU_CMD_ERROR_MASK) {
+ dev->reset_state = val;
+ ieee80211_queue_work(mt76_hw(dev), &dev->reset_work);
+ wake_up(&dev->reset_wait);
+ }
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int mt7915_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ static const struct mt76_driver_ops drv_ops = {
+ /* txwi_size = txd size + txp size */
+ .txwi_size = MT_TXD_SIZE + sizeof(struct mt7915_txp),
+ .drv_flags = MT_DRV_TXWI_NO_FREE,
+ .survey_flags = SURVEY_INFO_TIME_TX |
+ SURVEY_INFO_TIME_RX |
+ SURVEY_INFO_TIME_BSS_RX,
+ .tx_prepare_skb = mt7915_tx_prepare_skb,
+ .tx_complete_skb = mt7915_tx_complete_skb,
+ .rx_skb = mt7915_queue_rx_skb,
+ .rx_poll_complete = mt7915_rx_poll_complete,
+ .sta_ps = mt7915_sta_ps,
+ .sta_add = mt7915_mac_sta_add,
+ .sta_remove = mt7915_mac_sta_remove,
+ .update_survey = mt7915_update_channel,
+ };
+ struct mt7915_dev *dev;
+ struct mt76_dev *mdev;
+ int ret;
+
+ ret = pcim_enable_device(pdev);
+ if (ret)
+ return ret;
+
+ ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev));
+ if (ret)
+ return ret;
+
+ pci_set_master(pdev);
+
+ ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (ret)
+ return ret;
+
+ mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7915_ops,
+ &drv_ops);
+ if (!mdev)
+ return -ENOMEM;
+
+ dev = container_of(mdev, struct mt7915_dev, mt76);
+
+ mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
+ mdev->rev = (mt7915_l1_rr(dev, MT_HW_CHIPID) << 16) |
+ (mt7915_l1_rr(dev, MT_HW_REV) & 0xff);
+ dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
+
+ /* master switch of PCIe tnterrupt enable */
+ mt7915_l1_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
+
+ ret = devm_request_irq(mdev->dev, pdev->irq, mt7915_irq_handler,
+ IRQF_SHARED, KBUILD_MODNAME, dev);
+ if (ret)
+ goto error;
+
+ ret = mt7915_register_device(dev);
+ if (ret)
+ goto error;
+
+ return 0;
+error:
+ ieee80211_free_hw(mt76_hw(dev));
+ return ret;
+}
+
+static void mt7915_pci_remove(struct pci_dev *pdev)
+{
+ struct mt76_dev *mdev = pci_get_drvdata(pdev);
+ struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
+
+ mt7915_unregister_device(dev);
+}
+
+struct pci_driver mt7915_pci_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = mt7915_pci_device_table,
+ .probe = mt7915_pci_probe,
+ .remove = mt7915_pci_remove,
+};
+
+module_pci_driver(mt7915_pci_driver);
+
+MODULE_DEVICE_TABLE(pci, mt7915_pci_device_table);
+MODULE_FIRMWARE(MT7915_FIRMWARE_WA);
+MODULE_FIRMWARE(MT7915_FIRMWARE_WM);
+MODULE_FIRMWARE(MT7915_ROM_PATCH);
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
new file mode 100644
index 0000000000000000000000000000000000000000..ef87579056fe8c5db9c243a7c99bb8535b8f6577
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
@@ -0,0 +1,343 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#ifndef __MT7915_REGS_H
+#define __MT7915_REGS_H
+
+/* MCU WFDMA1 */
+#define MT_MCU_WFDMA1_BASE 0x3000
+#define MT_MCU_WFDMA1(ofs) (MT_MCU_WFDMA1_BASE + (ofs))
+
+#define MT_MCU_INT_EVENT MT_MCU_WFDMA1(0x108)
+#define MT_MCU_INT_EVENT_DMA_STOPPED BIT(0)
+#define MT_MCU_INT_EVENT_DMA_INIT BIT(1)
+#define MT_MCU_INT_EVENT_SER_TRIGGER BIT(2)
+#define MT_MCU_INT_EVENT_RESET_DONE BIT(3)
+
+#define MT_PLE_BASE 0x8000
+#define MT_PLE(ofs) (MT_PLE_BASE + (ofs))
+
+#define MT_PLE_FL_Q0_CTRL MT_PLE(0x1b0)
+#define MT_PLE_FL_Q1_CTRL MT_PLE(0x1b4)
+#define MT_PLE_FL_Q2_CTRL MT_PLE(0x1b8)
+#define MT_PLE_FL_Q3_CTRL MT_PLE(0x1bc)
+
+#define MT_PLE_AC_QEMPTY(ac, n) MT_PLE(0x300 + 0x10 * (ac) + \
+ ((n) << 2))
+#define MT_PLE_AMSDU_PACK_MSDU_CNT(n) MT_PLE(0x10e0 + ((n) << 2))
+
+#define MT_MDP_BASE 0xf000
+#define MT_MDP(ofs) (MT_MDP_BASE + (ofs))
+
+#define MT_MDP_DCR0 MT_MDP(0x000)
+#define MT_MDP_DCR0_DAMSDU_EN BIT(15)
+
+#define MT_MDP_DCR1 MT_MDP(0x004)
+#define MT_MDP_DCR1_MAX_RX_LEN GENMASK(15, 3)
+
+#define MT_MDP_BNRCFR0(_band) MT_MDP(0x070 + ((_band) << 8))
+#define MT_MDP_RCFR0_MCU_RX_MGMT GENMASK(5, 4)
+#define MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR GENMASK(7, 6)
+#define MT_MDP_RCFR0_MCU_RX_CTL_BAR GENMASK(9, 8)
+
+#define MT_MDP_BNRCFR1(_band) MT_MDP(0x074 + ((_band) << 8))
+#define MT_MDP_RCFR1_MCU_RX_BYPASS GENMASK(23, 22)
+#define MT_MDP_RCFR1_RX_DROPPED_UCAST GENMASK(28, 27)
+#define MT_MDP_RCFR1_RX_DROPPED_MCAST GENMASK(30, 29)
+#define MT_MDP_TO_HIF 0
+#define MT_MDP_TO_WM 1
+
+/* TMAC: band 0(0x21000), band 1(0xa1000) */
+#define MT_WF_TMAC_BASE(_band) ((_band) ? 0xa1000 : 0x21000)
+#define MT_WF_TMAC(_band, ofs) (MT_WF_TMAC_BASE(_band) + (ofs))
+
+#define MT_TMAC_CDTR(_band) MT_WF_TMAC(_band, 0x090)
+#define MT_TMAC_ODTR(_band) MT_WF_TMAC(_band, 0x094)
+#define MT_TIMEOUT_VAL_PLCP GENMASK(15, 0)
+#define MT_TIMEOUT_VAL_CCA GENMASK(31, 16)
+
+#define MT_TMAC_ICR0(_band) MT_WF_TMAC(_band, 0x0a4)
+#define MT_IFS_EIFS GENMASK(8, 0)
+#define MT_IFS_RIFS GENMASK(14, 10)
+#define MT_IFS_SIFS GENMASK(22, 16)
+#define MT_IFS_SLOT GENMASK(30, 24)
+
+#define MT_TMAC_CTCR0(_band) MT_WF_TMAC(_band, 0x0f4)
+#define MT_TMAC_CTCR0_INS_DDLMT_REFTIME GENMASK(5, 0)
+#define MT_TMAC_CTCR0_INS_DDLMT_EN BIT(17)
+#define MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN BIT(18)
+
+/* DMA Band 0 */
+#define MT_WF_DMA_BASE 0x21e00
+#define MT_WF_DMA(ofs) (MT_WF_DMA_BASE + (ofs))
+
+#define MT_DMA_DCR0 MT_WF_DMA(0x000)
+#define MT_DMA_DCR0_MAX_RX_LEN GENMASK(15, 3)
+
+/* MIB: band 0(0x24800), band 1(0xa4800) */
+#define MT_WF_MIB_BASE(_band) ((_band) ? 0xa4800 : 0x24800)
+#define MT_WF_MIB(_band, ofs) (MT_WF_MIB_BASE(_band) + (ofs))
+
+#define MT_MIB_SDR3(_band) MT_WF_MIB(_band, 0x014)
+#define MT_MIB_SDR3_FCS_ERR_MASK GENMASK(15, 0)
+
+#define MT_MIB_SDR9(_band) MT_WF_MIB(_band, 0x02c)
+#define MT_MIB_SDR9_BUSY_MASK GENMASK(23, 0)
+
+#define MT_MIB_SDR16(_band) MT_WF_MIB(_band, 0x048)
+#define MT_MIB_SDR16_BUSY_MASK GENMASK(23, 0)
+
+#define MT_MIB_SDR36(_band) MT_WF_MIB(_band, 0x098)
+#define MT_MIB_SDR36_TXTIME_MASK GENMASK(23, 0)
+#define MT_MIB_SDR37(_band) MT_WF_MIB(_band, 0x09c)
+#define MT_MIB_SDR37_RXTIME_MASK GENMASK(23, 0)
+
+#define MT_MIB_MB_SDR0(_band, n) MT_WF_MIB(_band, 0x100 + ((n) << 4))
+#define MT_MIB_RTS_RETRIES_COUNT_MASK GENMASK(31, 16)
+#define MT_MIB_RTS_COUNT_MASK GENMASK(15, 0)
+
+#define MT_MIB_MB_SDR1(_band, n) MT_WF_MIB(_band, 0x104 + ((n) << 4))
+#define MT_MIB_BA_MISS_COUNT_MASK GENMASK(15, 0)
+#define MT_MIB_ACK_FAIL_COUNT_MASK GENMASK(31, 16)
+
+#define MT_MIB_MB_SDR2(_band, n) MT_WF_MIB(_band, 0x108 + ((n) << 4))
+#define MT_MIB_FRAME_RETRIES_COUNT_MASK GENMASK(15, 0)
+
+#define MT_TX_AGG_CNT(_band, n) MT_WF_MIB(_band, 0x0a8 + ((n) << 2))
+#define MT_TX_AGG_CNT2(_band, n) MT_WF_MIB(_band, 0x164 + ((n) << 2))
+#define MT_MIB_ARNG(_band, n) MT_WF_MIB(_band, 0x4b8 + ((n) << 2))
+#define MT_MIB_ARNCR_RANGE(val, n) (((val) >> ((n) << 3)) & GENMASK(7, 0))
+
+#define MT_WTBLON_TOP_BASE 0x34000
+#define MT_WTBLON_TOP(ofs) (MT_WTBLON_TOP_BASE + (ofs))
+#define MT_WTBLON_TOP_WDUCR MT_WTBLON_TOP(0x0)
+#define MT_WTBLON_TOP_WDUCR_GROUP GENMASK(2, 0)
+
+#define MT_WTBL_UPDATE MT_WTBLON_TOP(0x030)
+#define MT_WTBL_UPDATE_WLAN_IDX GENMASK(9, 0)
+#define MT_WTBL_UPDATE_ADM_COUNT_CLEAR BIT(12)
+#define MT_WTBL_UPDATE_BUSY BIT(31)
+
+#define MT_WTBL_BASE 0x38000
+#define MT_WTBL_LMAC_ID GENMASK(14, 8)
+#define MT_WTBL_LMAC_DW GENMASK(7, 2)
+#define MT_WTBL_LMAC_OFFS(_id, _dw) (MT_WTBL_BASE | \
+ FIELD_PREP(MT_WTBL_LMAC_ID, _id) | \
+ FIELD_PREP(MT_WTBL_LMAC_DW, _dw))
+
+/* AGG: band 0(0x20800), band 1(0xa0800) */
+#define MT_WF_AGG_BASE(_band) ((_band) ? 0xa0800 : 0x20800)
+#define MT_WF_AGG(_band, ofs) (MT_WF_AGG_BASE(_band) + (ofs))
+
+#define MT_AGG_ACR0(_band) MT_WF_AGG(_band, 0x084)
+#define MT_AGG_ACR_CFEND_RATE GENMASK(13, 0)
+#define MT_AGG_ACR_BAR_RATE GENMASK(29, 16)
+
+/* ARB: band 0(0x20c00), band 1(0xa0c00) */
+#define MT_WF_ARB_BASE(_band) ((_band) ? 0xa0c00 : 0x20c00)
+#define MT_WF_ARB(_band, ofs) (MT_WF_ARB_BASE(_band) + (ofs))
+
+#define MT_ARB_SCR(_band) MT_WF_ARB(_band, 0x080)
+#define MT_ARB_SCR_TX_DISABLE BIT(8)
+#define MT_ARB_SCR_RX_DISABLE BIT(9)
+
+/* RMAC: band 0(0x21400), band 1(0xa1400) */
+#define MT_WF_RMAC_BASE(_band) ((_band) ? 0xa1400 : 0x21400)
+#define MT_WF_RMAC(_band, ofs) (MT_WF_RMAC_BASE(_band) + (ofs))
+
+#define MT_WF_RFCR(_band) MT_WF_RMAC(_band, 0x000)
+#define MT_WF_RFCR_DROP_STBC_MULTI BIT(0)
+#define MT_WF_RFCR_DROP_FCSFAIL BIT(1)
+#define MT_WF_RFCR_DROP_VERSION BIT(3)
+#define MT_WF_RFCR_DROP_PROBEREQ BIT(4)
+#define MT_WF_RFCR_DROP_MCAST BIT(5)
+#define MT_WF_RFCR_DROP_BCAST BIT(6)
+#define MT_WF_RFCR_DROP_MCAST_FILTERED BIT(7)
+#define MT_WF_RFCR_DROP_A3_MAC BIT(8)
+#define MT_WF_RFCR_DROP_A3_BSSID BIT(9)
+#define MT_WF_RFCR_DROP_A2_BSSID BIT(10)
+#define MT_WF_RFCR_DROP_OTHER_BEACON BIT(11)
+#define MT_WF_RFCR_DROP_FRAME_REPORT BIT(12)
+#define MT_WF_RFCR_DROP_CTL_RSV BIT(13)
+#define MT_WF_RFCR_DROP_CTS BIT(14)
+#define MT_WF_RFCR_DROP_RTS BIT(15)
+#define MT_WF_RFCR_DROP_DUPLICATE BIT(16)
+#define MT_WF_RFCR_DROP_OTHER_BSS BIT(17)
+#define MT_WF_RFCR_DROP_OTHER_UC BIT(18)
+#define MT_WF_RFCR_DROP_OTHER_TIM BIT(19)
+#define MT_WF_RFCR_DROP_NDPA BIT(20)
+#define MT_WF_RFCR_DROP_UNWANTED_CTL BIT(21)
+
+#define MT_WF_RFCR1(_band) MT_WF_RMAC(_band, 0x004)
+#define MT_WF_RFCR1_DROP_ACK BIT(4)
+#define MT_WF_RFCR1_DROP_BF_POLL BIT(5)
+#define MT_WF_RFCR1_DROP_BA BIT(6)
+#define MT_WF_RFCR1_DROP_CFEND BIT(7)
+#define MT_WF_RFCR1_DROP_CFACK BIT(8)
+
+#define MT_WF_RMAC_MIB_TIME0(_band) MT_WF_RMAC(_band, 0x03c4)
+#define MT_WF_RMAC_MIB_RXTIME_CLR BIT(31)
+#define MT_WF_RMAC_MIB_RXTIME_EN BIT(30)
+
+#define MT_WF_RMAC_MIB_AIRTIME14(_band) MT_WF_RMAC(_band, 0x03b8)
+#define MT_MIB_OBSSTIME_MASK GENMASK(23, 0)
+#define MT_WF_RMAC_MIB_AIRTIME0(_band) MT_WF_RMAC(_band, 0x0380)
+
+/* WFDMA0 */
+#define MT_WFDMA0_BASE 0xd4000
+#define MT_WFDMA0(ofs) (MT_WFDMA0_BASE + (ofs))
+
+#define MT_WFDMA0_RST MT_WFDMA0(0x100)
+#define MT_WFDMA0_RST_LOGIC_RST BIT(4)
+#define MT_WFDMA0_RST_DMASHDL_ALL_RST BIT(5)
+
+#define MT_WFDMA0_BUSY_ENA MT_WFDMA0(0x13c)
+#define MT_WFDMA0_BUSY_ENA_TX_FIFO0 BIT(0)
+#define MT_WFDMA0_BUSY_ENA_TX_FIFO1 BIT(1)
+#define MT_WFDMA0_BUSY_ENA_RX_FIFO BIT(2)
+
+#define MT_WFDMA0_GLO_CFG MT_WFDMA0(0x208)
+#define MT_WFDMA0_GLO_CFG_TX_DMA_EN BIT(0)
+#define MT_WFDMA0_GLO_CFG_RX_DMA_EN BIT(2)
+
+#define MT_WFDMA0_RST_DTX_PTR MT_WFDMA0(0x20c)
+#define MT_WFDMA0_PRI_DLY_INT_CFG0 MT_WFDMA0(0x2f0)
+
+#define MT_RX_DATA_RING_BASE MT_WFDMA0(0x500)
+
+#define MT_WFDMA0_RX_RING0_EXT_CTRL MT_WFDMA0(0x680)
+#define MT_WFDMA0_RX_RING1_EXT_CTRL MT_WFDMA0(0x684)
+#define MT_WFDMA0_RX_RING2_EXT_CTRL MT_WFDMA0(0x688)
+
+/* WFDMA1 */
+#define MT_WFDMA1_BASE 0xd5000
+#define MT_WFDMA1(ofs) (MT_WFDMA1_BASE + (ofs))
+
+#define MT_WFDMA1_RST MT_WFDMA1(0x100)
+#define MT_WFDMA1_RST_LOGIC_RST BIT(4)
+#define MT_WFDMA1_RST_DMASHDL_ALL_RST BIT(5)
+
+#define MT_WFDMA1_BUSY_ENA MT_WFDMA1(0x13c)
+#define MT_WFDMA1_BUSY_ENA_TX_FIFO0 BIT(0)
+#define MT_WFDMA1_BUSY_ENA_TX_FIFO1 BIT(1)
+#define MT_WFDMA1_BUSY_ENA_RX_FIFO BIT(2)
+
+#define MT_MCU_CMD MT_WFDMA1(0x1f0)
+#define MT_MCU_CMD_STOP_DMA_FW_RELOAD BIT(1)
+#define MT_MCU_CMD_STOP_DMA BIT(2)
+#define MT_MCU_CMD_RESET_DONE BIT(3)
+#define MT_MCU_CMD_RECOVERY_DONE BIT(4)
+#define MT_MCU_CMD_NORMAL_STATE BIT(5)
+#define MT_MCU_CMD_ERROR_MASK GENMASK(5, 1)
+
+#define MT_WFDMA1_GLO_CFG MT_WFDMA1(0x208)
+#define MT_WFDMA1_GLO_CFG_TX_DMA_EN BIT(0)
+#define MT_WFDMA1_GLO_CFG_RX_DMA_EN BIT(2)
+#define MT_WFDMA1_GLO_CFG_OMIT_TX_INFO BIT(28)
+#define MT_WFDMA1_GLO_CFG_OMIT_RX_INFO BIT(27)
+
+#define MT_WFDMA1_RST_DTX_PTR MT_WFDMA1(0x20c)
+#define MT_WFDMA1_PRI_DLY_INT_CFG0 MT_WFDMA1(0x2f0)
+
+#define MT_TX_RING_BASE MT_WFDMA1(0x300)
+#define MT_RX_EVENT_RING_BASE MT_WFDMA1(0x500)
+
+#define MT_WFDMA1_TX_RING0_EXT_CTRL MT_WFDMA1(0x600)
+#define MT_WFDMA1_TX_RING1_EXT_CTRL MT_WFDMA1(0x604)
+#define MT_WFDMA1_TX_RING2_EXT_CTRL MT_WFDMA1(0x608)
+#define MT_WFDMA1_TX_RING3_EXT_CTRL MT_WFDMA1(0x60c)
+#define MT_WFDMA1_TX_RING4_EXT_CTRL MT_WFDMA1(0x610)
+#define MT_WFDMA1_TX_RING5_EXT_CTRL MT_WFDMA1(0x614)
+#define MT_WFDMA1_TX_RING6_EXT_CTRL MT_WFDMA1(0x618)
+#define MT_WFDMA1_TX_RING7_EXT_CTRL MT_WFDMA1(0x61c)
+
+#define MT_WFDMA1_TX_RING16_EXT_CTRL MT_WFDMA1(0x640)
+#define MT_WFDMA1_TX_RING17_EXT_CTRL MT_WFDMA1(0x644)
+#define MT_WFDMA1_TX_RING18_EXT_CTRL MT_WFDMA1(0x648)
+#define MT_WFDMA1_TX_RING19_EXT_CTRL MT_WFDMA1(0x64c)
+#define MT_WFDMA1_TX_RING20_EXT_CTRL MT_WFDMA1(0x650)
+#define MT_WFDMA1_TX_RING21_EXT_CTRL MT_WFDMA1(0x654)
+#define MT_WFDMA1_TX_RING22_EXT_CTRL MT_WFDMA1(0x658)
+#define MT_WFDMA1_TX_RING23_EXT_CTRL MT_WFDMA1(0x65c)
+
+#define MT_WFDMA1_RX_RING0_EXT_CTRL MT_WFDMA1(0x680)
+#define MT_WFDMA1_RX_RING1_EXT_CTRL MT_WFDMA1(0x684)
+#define MT_WFDMA1_RX_RING2_EXT_CTRL MT_WFDMA1(0x688)
+#define MT_WFDMA1_RX_RING3_EXT_CTRL MT_WFDMA1(0x68c)
+
+/* WFDMA CSR */
+#define MT_WFDMA_EXT_CSR_BASE 0xd7000
+#define MT_WFDMA_EXT_CSR(ofs) (MT_WFDMA_EXT_CSR_BASE + (ofs))
+
+#define MT_INT_SOURCE_CSR MT_WFDMA_EXT_CSR(0x10)
+#define MT_INT_MASK_CSR MT_WFDMA_EXT_CSR(0x14)
+#define MT_INT_RX_DONE_DATA BIT(16)
+#define MT_INT_RX_DONE_WM BIT(0)
+#define MT_INT_RX_DONE_WA BIT(1)
+#define MT_INT_RX_DONE(_n) ((_n) ? BIT((_n) - 1) : BIT(16))
+#define MT_INT_RX_DONE_ALL (BIT(0) | BIT(1) | BIT(16))
+#define MT_INT_TX_DONE_ALL (BIT(15) | GENMASK(27, 26) | BIT(30))
+#define MT_INT_MCU_CMD BIT(29)
+
+#define MT_WFDMA_EXT_CSR_HIF_MISC MT_WFDMA_EXT_CSR(0x44)
+#define MT_WFDMA_EXT_CSR_HIF_MISC_BUSY BIT(0)
+
+/* WFDMA0 PCIE1 */
+#define MT_WFDMA0_PCIE1_BASE 0xd8000
+#define MT_WFDMA0_PCIE1(ofs) (MT_WFDMA0_PCIE1_BASE + (ofs))
+
+#define MT_WFDMA0_PCIE1_BUSY_ENA MT_WFDMA0_PCIE1(0x13c)
+#define MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO0 BIT(0)
+#define MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO1 BIT(1)
+#define MT_WFDMA0_PCIE1_BUSY_ENA_RX_FIFO BIT(2)
+
+/* WFDMA1 PCIE1 */
+#define MT_WFDMA1_PCIE1_BASE 0xd9000
+#define MT_WFDMA1_PCIE1(ofs) (MT_WFDMA0_PCIE1_BASE + (ofs))
+
+#define MT_WFDMA1_PCIE1_BUSY_ENA MT_WFDMA1_PCIE1(0x13c)
+#define MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO0 BIT(0)
+#define MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO1 BIT(1)
+#define MT_WFDMA1_PCIE1_BUSY_ENA_RX_FIFO BIT(2)
+
+#define MT_INFRA_CFG_BASE 0xf1000
+#define MT_INFRA(ofs) (MT_INFRA_CFG_BASE + (ofs))
+
+#define MT_HIF_REMAP_L1 MT_INFRA(0x1ac)
+#define MT_HIF_REMAP_L1_MASK GENMASK(15, 0)
+#define MT_HIF_REMAP_L1_OFFSET GENMASK(15, 0)
+#define MT_HIF_REMAP_L1_BASE GENMASK(31, 16)
+#define MT_HIF_REMAP_BASE_L1 0xe0000
+
+#define MT_HIF_REMAP_L2 MT_INFRA(0x1b0)
+#define MT_HIF_REMAP_L2_MASK GENMASK(19, 0)
+#define MT_HIF_REMAP_L2_OFFSET GENMASK(11, 0)
+#define MT_HIF_REMAP_L2_BASE GENMASK(31, 12)
+#define MT_HIF_REMAP_BASE_L2 0x00000
+
+#define MT_TOP_BASE 0x18060000
+#define MT_TOP(ofs) (MT_TOP_BASE + (ofs))
+
+#define MT_TOP_LPCR_HOST_BAND0 MT_TOP(0x10)
+#define MT_TOP_LPCR_HOST_FW_OWN BIT(0)
+#define MT_TOP_LPCR_HOST_DRV_OWN BIT(1)
+
+#define MT_TOP_MISC MT_TOP(0xf0)
+#define MT_TOP_MISC_FW_STATE GENMASK(2, 0)
+
+#define MT_HW_BOUND 0x70010020
+#define MT_HW_CHIPID 0x70010200
+#define MT_HW_REV 0x70010204
+
+#define MT_PCIE_MAC_BASE 0x74030000
+#define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs))
+#define MT_PCIE_MAC_INT_ENABLE MT_PCIE_MAC(0x188)
+
+/* PHY: band 0(0x83080000), band 1(0x83090000) */
+#define MT_WF_PHY_BASE 0x83080000
+#define MT_WF_PHY(ofs) (MT_WF_PHY_BASE + (ofs))
+
+#define MT_WF_PHY_RX_CTRL1(_phy) MT_WF_PHY(0x2004 + ((_phy) << 16))
+#define MT_WF_PHY_RX_CTRL1_STSCNT_EN GENMASK(11, 9)
+
+#endif