[PATCH 9/9] wifi: mt76: mt7996: add wed rx support
Lorenzo Bianconi
lorenzo at kernel.org
Thu Sep 21 03:43:38 PDT 2023
From: Bo Jiao <Bo.Jiao at mediatek.com>
Similar to MT7915, enable Wireless Ethernet Ditpatcher for MT7996
to offload traffic received from the WLAN nic and transmitted on the
LAN one
Co-developed-by: Lorenzo Bianconi <lorenzo at kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo at kernel.org>
Co-developed-by: Sujuan Chen <sujuan.chen at mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen at mediatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao at mediatek.com>
---
drivers/net/wireless/mediatek/mt76/dma.c | 148 +++++++++----
drivers/net/wireless/mediatek/mt76/dma.h | 12 ++
drivers/net/wireless/mediatek/mt76/mt76.h | 58 ++++-
.../net/wireless/mediatek/mt76/mt7996/dma.c | 198 ++++++++++++++++--
.../net/wireless/mediatek/mt76/mt7996/init.c | 127 ++++++++++-
.../net/wireless/mediatek/mt76/mt7996/mac.c | 41 +++-
.../net/wireless/mediatek/mt76/mt7996/mcu.c | 13 +-
.../net/wireless/mediatek/mt76/mt7996/mmio.c | 60 ++++--
.../wireless/mediatek/mt76/mt7996/mt7996.h | 55 +++++
.../net/wireless/mediatek/mt76/mt7996/regs.h | 60 +++++-
10 files changed, 687 insertions(+), 85 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 15923e1540d4..dd20271fc637 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -189,7 +189,10 @@ static void
mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q)
{
Q_WRITE(q, desc_base, q->desc_dma);
- Q_WRITE(q, ring_size, q->ndesc);
+ if (q->flags & MT_QFLAG_WED_RRO_EN)
+ Q_WRITE(q, ring_size, MT_DMA_RRO_EN | q->ndesc);
+ else
+ Q_WRITE(q, ring_size, q->ndesc);
q->head = Q_READ(q, dma_idx);
q->tail = q->head;
}
@@ -198,14 +201,16 @@ static void
__mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q,
bool reset_idx)
{
- int i;
-
if (!q || !q->ndesc)
return;
- /* clear descriptors */
- for (i = 0; i < q->ndesc; i++)
- q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
+ if (!mt76_queue_is_wed_rro_ind(q)) {
+ int i;
+
+ /* clear descriptors */
+ for (i = 0; i < q->ndesc; i++)
+ q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
+ }
if (reset_idx) {
Q_WRITE(q, cpu_idx, 0);
@@ -224,13 +229,22 @@ static int
mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q,
struct mt76_queue_buf *buf, void *data)
{
- struct mt76_desc *desc = &q->desc[q->head];
struct mt76_queue_entry *entry = &q->entry[q->head];
struct mt76_txwi_cache *txwi = NULL;
+ struct mt76_desc *desc;
u32 buf1 = 0, ctrl;
int idx = q->head;
int rx_token;
+ if (mt76_queue_is_wed_rro_ind(q)) {
+ struct mt76_wed_rro_desc *rro_desc;
+
+ rro_desc = (struct mt76_wed_rro_desc *)q->desc;
+ data = &rro_desc[q->head];
+ goto done;
+ }
+
+ desc = &q->desc[q->head];
ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len);
if (mt76_queue_is_wed_rx(q)) {
@@ -253,6 +267,7 @@ mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q,
WRITE_ONCE(desc->ctrl, cpu_to_le32(ctrl));
WRITE_ONCE(desc->info, 0);
+done:
entry->dma_addr[0] = buf->addr;
entry->dma_len[0] = buf->len;
entry->txwi = txwi;
@@ -401,10 +416,14 @@ mt76_dma_get_buf(struct mt76_dev *dev, struct mt76_queue *q, int idx,
{
struct mt76_queue_entry *e = &q->entry[idx];
struct mt76_desc *desc = &q->desc[idx];
- void *buf;
+ void *buf = e->buf;
+ u32 ctrl;
+
+ if (mt76_queue_is_wed_rro_ind(q))
+ goto done;
+ ctrl = le32_to_cpu(READ_ONCE(desc->ctrl));
if (len) {
- u32 ctrl = le32_to_cpu(READ_ONCE(desc->ctrl));
*len = FIELD_GET(MT_DMA_CTL_SD_LEN0, ctrl);
*more = !(ctrl & MT_DMA_CTL_LAST_SEC0);
}
@@ -412,6 +431,12 @@ mt76_dma_get_buf(struct mt76_dev *dev, struct mt76_queue *q, int idx,
if (info)
*info = le32_to_cpu(desc->info);
+ if (drop) {
+ *drop = !!(ctrl & (MT_DMA_CTL_TO_HOST_A | MT_DMA_CTL_DROP));
+ if (ctrl & MT_DMA_CTL_VER_MASK)
+ *drop = !!(ctrl & MT_DMA_CTL_PN_CHK_FAIL);
+ }
+
if (mt76_queue_is_wed_rx(q)) {
u32 buf1 = le32_to_cpu(desc->buf1);
u32 token = FIELD_GET(MT_DMA_CTL_TOKEN, buf1);
@@ -429,23 +454,16 @@ mt76_dma_get_buf(struct mt76_dev *dev, struct mt76_queue *q, int idx,
t->ptr = NULL;
mt76_put_rxwi(dev, t);
-
- if (drop) {
- u32 ctrl = le32_to_cpu(READ_ONCE(desc->ctrl));
-
- *drop = !!(ctrl & (MT_DMA_CTL_TO_HOST_A |
- MT_DMA_CTL_DROP));
-
+ if (drop)
*drop |= !!(buf1 & MT_DMA_CTL_WO_DROP);
- }
} else {
- buf = e->buf;
- e->buf = NULL;
dma_sync_single_for_cpu(dev->dma_dev, e->dma_addr[0],
SKB_WITH_OVERHEAD(q->buf_size),
page_pool_get_dma_dir(q->page_pool));
}
+done:
+ e->buf = NULL;
return buf;
}
@@ -459,11 +477,16 @@ mt76_dma_dequeue(struct mt76_dev *dev, struct mt76_queue *q, bool flush,
if (!q->queued)
return NULL;
- if (flush)
- q->desc[idx].ctrl |= cpu_to_le32(MT_DMA_CTL_DMA_DONE);
- else if (!(q->desc[idx].ctrl & cpu_to_le32(MT_DMA_CTL_DMA_DONE)))
+ if (mt76_queue_is_wed_rro_data(q))
return NULL;
+ if (!mt76_queue_is_wed_rro_ind(q)) {
+ if (flush)
+ q->desc[idx].ctrl |= cpu_to_le32(MT_DMA_CTL_DMA_DONE);
+ else if (!(q->desc[idx].ctrl & cpu_to_le32(MT_DMA_CTL_DMA_DONE)))
+ return NULL;
+ }
+
q->tail = (q->tail + 1) % q->ndesc;
q->queued--;
@@ -615,11 +638,14 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q,
spin_lock_bh(&q->lock);
while (q->queued < q->ndesc - 1) {
+ struct mt76_queue_buf qbuf = {};
enum dma_data_direction dir;
- struct mt76_queue_buf qbuf;
dma_addr_t addr;
int offset;
- void *buf;
+ void *buf = NULL;
+
+ if (mt76_queue_is_wed_rro_ind(q))
+ goto done;
buf = mt76_get_page_pool_buf(q, &offset, q->buf_size);
if (!buf)
@@ -630,6 +656,7 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q,
dma_sync_single_for_device(dev->dma_dev, addr, len, dir);
qbuf.addr = addr + q->buf_offset;
+done:
qbuf.len = len - q->buf_offset;
qbuf.skip_unmap = false;
if (mt76_dma_add_rx_buf(dev, q, &qbuf, buf) < 0) {
@@ -639,7 +666,7 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q,
frames++;
}
- if (frames)
+ if (frames || mt76_queue_is_wed_rx(q))
mt76_dma_kick_queue(dev, q);
spin_unlock_bh(&q->lock);
@@ -650,8 +677,8 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q,
int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset)
{
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
- int ret, type, ring;
- u8 flags;
+ int ret = 0, type, ring;
+ u16 flags;
if (!q || !q->ndesc)
return -EINVAL;
@@ -678,7 +705,6 @@ int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset)
q->flags = 0;
mt76_dma_queue_reset(dev, q);
mt76_dma_rx_fill(dev, q, false);
- q->flags = flags;
ret = mtk_wed_device_txfree_ring_setup(q->wed, q->regs);
if (!ret)
@@ -690,9 +716,31 @@ int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset)
if (!ret)
q->wed_regs = q->wed->rx_ring[ring].reg_base;
break;
+ case MT76_WED_RRO_Q_DATA:
+ q->flags &= ~MT_QFLAG_WED;
+ __mt76_dma_queue_reset(dev, q, false);
+ mtk_wed_device_rro_rx_ring_setup(q->wed, ring, q->regs);
+ q->head = q->ndesc - 1;
+ q->queued = q->head;
+ break;
+ case MT76_WED_RRO_Q_MSDU_PG:
+ q->flags &= ~MT_QFLAG_WED;
+ __mt76_dma_queue_reset(dev, q, false);
+ mtk_wed_device_msdu_pg_rx_ring_setup(q->wed, ring, q->regs);
+ q->head = q->ndesc - 1;
+ q->queued = q->head;
+ break;
+ case MT76_WED_RRO_Q_IND:
+ q->flags &= ~MT_QFLAG_WED;
+ mt76_dma_queue_reset(dev, q);
+ mt76_dma_rx_fill(dev, q, false);
+ mtk_wed_device_ind_rx_ring_setup(q->wed, q->regs);
+ break;
default:
ret = -EINVAL;
+ break;
}
+ q->flags = flags;
return ret;
#else
@@ -716,11 +764,26 @@ mt76_dma_alloc_queue(struct mt76_dev *dev, struct mt76_queue *q,
q->buf_size = bufsize;
q->hw_idx = idx;
- size = q->ndesc * sizeof(struct mt76_desc);
- q->desc = dmam_alloc_coherent(dev->dma_dev, size, &q->desc_dma, GFP_KERNEL);
+ size = mt76_queue_is_wed_rro_ind(q) ? sizeof(struct mt76_wed_rro_desc)
+ : sizeof(struct mt76_desc);
+ q->desc = dmam_alloc_coherent(dev->dma_dev, q->ndesc * size,
+ &q->desc_dma, GFP_KERNEL);
if (!q->desc)
return -ENOMEM;
+ if (mt76_queue_is_wed_rro_ind(q)) {
+ struct mt76_wed_rro_desc *rro_desc;
+ int i;
+
+ rro_desc = (struct mt76_wed_rro_desc *)q->desc;
+ for (i = 0; i < q->ndesc; i++) {
+ struct mt76_wed_rro_ind *cmd;
+
+ cmd = (struct mt76_wed_rro_ind *)&rro_desc[i];
+ cmd->magic_cnt = MT_DMA_WED_IND_CMD_CNT - 1;
+ }
+ }
+
size = q->ndesc * sizeof(*q->entry);
q->entry = devm_kzalloc(dev->dev, size, GFP_KERNEL);
if (!q->entry)
@@ -734,8 +797,13 @@ mt76_dma_alloc_queue(struct mt76_dev *dev, struct mt76_queue *q,
if (ret)
return ret;
- if (!mt76_queue_is_wed_tx_free(q))
- mt76_dma_queue_reset(dev, q);
+ if (mtk_wed_device_active(&dev->mmio.wed)) {
+ if ((mtk_wed_get_rx_capa(&dev->mmio.wed) && mt76_queue_is_wed_rro(q)) ||
+ mt76_queue_is_wed_tx_free(q))
+ return 0;
+ }
+
+ mt76_dma_queue_reset(dev, q);
return 0;
}
@@ -756,7 +824,8 @@ mt76_dma_rx_cleanup(struct mt76_dev *dev, struct mt76_queue *q)
if (!buf)
break;
- mt76_put_page_pool_buf(buf, false);
+ if (!mt76_queue_is_wed_rro(q))
+ mt76_put_page_pool_buf(buf, false);
} while (1);
if (q->rx_head) {
@@ -771,13 +840,16 @@ static void
mt76_dma_rx_reset(struct mt76_dev *dev, enum mt76_rxq_id qid)
{
struct mt76_queue *q = &dev->q_rx[qid];
- int i;
if (!q->ndesc)
return;
- for (i = 0; i < q->ndesc; i++)
- q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
+ if (!mt76_queue_is_wed_rro_ind(q)) {
+ int i;
+
+ for (i = 0; i < q->ndesc; i++)
+ q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
+ }
mt76_dma_rx_cleanup(dev, q);
@@ -989,6 +1061,10 @@ void mt76_dma_cleanup(struct mt76_dev *dev)
mt76_for_each_q_rx(dev, i) {
struct mt76_queue *q = &dev->q_rx[i];
+ if (mtk_wed_device_active(&dev->mmio.wed) &&
+ mt76_queue_is_wed_rro(q))
+ continue;
+
netif_napi_del(&dev->napi[i]);
mt76_dma_rx_cleanup(dev, q);
diff --git a/drivers/net/wireless/mediatek/mt76/dma.h b/drivers/net/wireless/mediatek/mt76/dma.h
index 1b090d78cd05..22b79d58093b 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.h
+++ b/drivers/net/wireless/mediatek/mt76/dma.h
@@ -25,6 +25,13 @@
#define MT_DMA_PPE_ENTRY GENMASK(30, 16)
#define MT_DMA_INFO_PPE_VLD BIT(31)
+#define MT_DMA_CTL_PN_CHK_FAIL BIT(13)
+#define MT_DMA_CTL_VER_MASK BIT(7)
+
+#define MT_DMA_RRO_EN BIT(13)
+
+#define MT_DMA_WED_IND_CMD_CNT 8
+
#define MT_DMA_HDR_LEN 4
#define MT_RX_INFO_LEN 4
#define MT_FCE_INFO_LEN 4
@@ -37,6 +44,11 @@ struct mt76_desc {
__le32 info;
} __packed __aligned(4);
+struct mt76_wed_rro_desc {
+ __le32 buf0;
+ __le32 buf1;
+} __packed __aligned(4);
+
enum mt76_qsel {
MT_QSEL_MGMT,
MT_QSEL_HCCA,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 02aceaded9fa..1013a6ff16b2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -31,13 +31,20 @@
#define MT_QFLAG_WED_RING GENMASK(1, 0)
#define MT_QFLAG_WED_TYPE GENMASK(4, 2)
#define MT_QFLAG_WED BIT(5)
+#define MT_QFLAG_WED_RRO BIT(6)
+#define MT_QFLAG_WED_RRO_EN BIT(7)
#define __MT_WED_Q(_type, _n) (MT_QFLAG_WED | \
FIELD_PREP(MT_QFLAG_WED_TYPE, _type) | \
FIELD_PREP(MT_QFLAG_WED_RING, _n))
+#define __MT_WED_RRO_Q(_type, _n) (MT_QFLAG_WED_RRO | __MT_WED_Q(_type, _n))
+
#define MT_WED_Q_TX(_n) __MT_WED_Q(MT76_WED_Q_TX, _n)
#define MT_WED_Q_RX(_n) __MT_WED_Q(MT76_WED_Q_RX, _n)
#define MT_WED_Q_TXFREE __MT_WED_Q(MT76_WED_Q_TXFREE, 0)
+#define MT_WED_RRO_Q_DATA(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_DATA, _n)
+#define MT_WED_RRO_Q_MSDU_PG(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_MSDU_PG, _n)
+#define MT_WED_RRO_Q_IND __MT_WED_RRO_Q(MT76_WED_RRO_Q_IND, 0)
struct mt76_dev;
struct mt76_phy;
@@ -59,6 +66,9 @@ enum mt76_wed_type {
MT76_WED_Q_TX,
MT76_WED_Q_TXFREE,
MT76_WED_Q_RX,
+ MT76_WED_RRO_Q_DATA,
+ MT76_WED_RRO_Q_MSDU_PG,
+ MT76_WED_RRO_Q_IND,
};
struct mt76_bus_ops {
@@ -194,6 +204,7 @@ struct mt76_queue {
spinlock_t lock;
spinlock_t cleanup_lock;
struct mt76_queue_entry *entry;
+ struct mt76_rro_desc *rro_desc;
struct mt76_desc *desc;
u16 first;
@@ -207,7 +218,7 @@ struct mt76_queue {
u8 buf_offset;
u8 hw_idx;
- u8 flags;
+ u16 flags;
struct mtk_wed_device *wed;
u32 wed_regs;
@@ -364,6 +375,17 @@ struct mt76_txq {
bool aggr;
};
+struct mt76_wed_rro_ind {
+ u32 se_id : 12;
+ u32 rsv : 4;
+ u32 start_sn : 12;
+ u32 ind_reason : 4;
+ u32 ind_cnt : 13;
+ u32 win_sz : 3;
+ u32 rsv2 : 13;
+ u32 magic_cnt : 3;
+};
+
struct mt76_txwi_cache {
struct list_head list;
dma_addr_t dma_addr;
@@ -1574,10 +1596,32 @@ static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q)
FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_TXFREE;
}
+static inline bool mt76_queue_is_wed_rro(struct mt76_queue *q)
+{
+ return q->flags & MT_QFLAG_WED_RRO;
+}
+
+static inline bool mt76_queue_is_wed_rro_ind(struct mt76_queue *q)
+{
+ return mt76_queue_is_wed_rro(q) &&
+ FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_IND;
+}
+
+static inline bool mt76_queue_is_wed_rro_data(struct mt76_queue *q)
+{
+ return mt76_queue_is_wed_rro(q) &&
+ (FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_DATA ||
+ FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_MSDU_PG);
+}
+
static inline bool mt76_queue_is_wed_rx(struct mt76_queue *q)
{
- return (q->flags & MT_QFLAG_WED) &&
- FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX;
+ if (!(q->flags & MT_QFLAG_WED))
+ return false;
+
+ return FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX ||
+ mt76_queue_is_wed_rro_ind(q) || mt76_queue_is_wed_rro_data(q);
+
}
struct mt76_txwi_cache *
@@ -1617,10 +1661,14 @@ static inline void mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked)
static inline int
mt76_token_get(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi)
{
- int token;
+ int token, start = 0;
+
+ if (mtk_wed_device_active(&dev->mmio.wed))
+ start = dev->mmio.wed.wlan.nbuf;
spin_lock_bh(&dev->token_lock);
- token = idr_alloc(&dev->token, *ptxwi, 0, dev->token_size, GFP_ATOMIC);
+ token = idr_alloc(&dev->token, *ptxwi, start, start + dev->token_size,
+ GFP_ATOMIC);
spin_unlock_bh(&dev->token_lock);
return token;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
index 72912f376bc9..2221d22ccffb 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
@@ -65,6 +65,29 @@ static void mt7996_dma_config(struct mt7996_dev *dev)
RXQ_CONFIG(MT_RXQ_BAND2, WFDMA0, MT_INT_RX_DONE_BAND2, MT7996_RXQ_BAND2);
RXQ_CONFIG(MT_RXQ_BAND2_WA, WFDMA0, MT_INT_RX_DONE_WA_TRI, MT7996_RXQ_MCU_WA_TRI);
+ if (dev->has_rro) {
+ /* band0 */
+ RXQ_CONFIG(MT_RXQ_RRO_BAND0, WFDMA0, MT_INT_RX_DONE_RRO_BAND0,
+ MT7996_RXQ_RRO_BAND0);
+ RXQ_CONFIG(MT_RXQ_MSDU_PAGE_BAND0, WFDMA0, MT_INT_RX_DONE_MSDU_PG_BAND0,
+ MT7996_RXQ_MSDU_PG_BAND0);
+ RXQ_CONFIG(MT_RXQ_TXFREE_BAND0, WFDMA0, MT_INT_RX_TXFREE_MAIN,
+ MT7996_RXQ_TXFREE0);
+ /* band1 */
+ RXQ_CONFIG(MT_RXQ_MSDU_PAGE_BAND1, WFDMA0, MT_INT_RX_DONE_MSDU_PG_BAND1,
+ MT7996_RXQ_MSDU_PG_BAND1);
+ /* band2 */
+ RXQ_CONFIG(MT_RXQ_RRO_BAND2, WFDMA0, MT_INT_RX_DONE_RRO_BAND2,
+ MT7996_RXQ_RRO_BAND2);
+ RXQ_CONFIG(MT_RXQ_MSDU_PAGE_BAND2, WFDMA0, MT_INT_RX_DONE_MSDU_PG_BAND2,
+ MT7996_RXQ_MSDU_PG_BAND2);
+ RXQ_CONFIG(MT_RXQ_TXFREE_BAND2, WFDMA0, MT_INT_RX_TXFREE_TRI,
+ MT7996_RXQ_TXFREE2);
+
+ RXQ_CONFIG(MT_RXQ_RRO_IND, WFDMA0, MT_INT_RX_DONE_RRO_IND,
+ MT7996_RXQ_RRO_IND);
+ }
+
/* data tx queue */
TXQ_CONFIG(0, WFDMA0, MT_INT_TX_DONE_BAND0, MT7996_TXQ_BAND0);
TXQ_CONFIG(1, WFDMA0, MT_INT_TX_DONE_BAND1, MT7996_TXQ_BAND1);
@@ -93,6 +116,24 @@ static void __mt7996_dma_prefetch(struct mt7996_dev *dev, u32 ofs)
mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MAIN) + ofs, PREFETCH(0x1a0, 0x10));
mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_BAND2) + ofs, PREFETCH(0x2a0, 0x10));
+ if (dev->has_rro) {
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_RRO_BAND0) + ofs,
+ PREFETCH(0x3a0, 0x10));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_RRO_BAND2) + ofs,
+ PREFETCH(0x4a0, 0x10));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MSDU_PAGE_BAND0) + ofs,
+ PREFETCH(0x5a0, 0x4));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MSDU_PAGE_BAND1) + ofs,
+ PREFETCH(0x5e0, 0x4));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_MSDU_PAGE_BAND2) + ofs,
+ PREFETCH(0x620, 0x4));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_TXFREE_BAND0) + ofs,
+ PREFETCH(0x660, 0x4));
+ mt76_wr(dev, MT_RXQ_BAND1_CTRL(MT_RXQ_TXFREE_BAND2) + ofs,
+ PREFETCH(0x6a0, 0x4));
+ }
+#undef PREFETCH
+
mt76_set(dev, WF_WFDMA0_GLO_CFG_EXT1 + ofs, WF_WFDMA0_GLO_CFG_EXT1_CALC_MODE);
}
@@ -150,6 +191,7 @@ static void mt7996_dma_disable(struct mt7996_dev *dev, bool reset)
void mt7996_dma_start(struct mt7996_dev *dev, bool reset, bool wed_reset)
{
+ struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
u32 hif1_ofs = 0;
u32 irq_mask;
@@ -158,11 +200,16 @@ void mt7996_dma_start(struct mt7996_dev *dev, bool reset, bool wed_reset)
/* enable WFDMA Tx/Rx */
if (!reset) {
- mt76_set(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_EN |
- MT_WFDMA0_GLO_CFG_RX_DMA_EN |
- MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
+ if (mtk_wed_device_active(wed) && mtk_wed_get_rx_capa(wed))
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_OMIT_TX_INFO);
+ else
+ mt76_set(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_RX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
if (dev->hif2)
mt76_set(dev, MT_WFDMA0_GLO_CFG + hif1_ofs,
@@ -184,12 +231,12 @@ void mt7996_dma_start(struct mt7996_dev *dev, bool reset, bool wed_reset)
if (dev->tbtc_support)
irq_mask |= MT_INT_BAND2_RX_DONE;
- if (mtk_wed_device_active(&dev->mt76.mmio.wed) && wed_reset) {
+ if (mtk_wed_device_active(wed) && wed_reset) {
u32 wed_irq_mask = irq_mask;
wed_irq_mask |= MT_INT_TX_DONE_BAND0 | MT_INT_TX_DONE_BAND1;
mt76_wr(dev, MT_INT_MASK_CSR, wed_irq_mask);
- mtk_wed_device_start(&dev->mt76.mmio.wed, wed_irq_mask);
+ mtk_wed_device_start(wed, wed_irq_mask);
}
irq_mask = reset ? MT_INT_MCU_CMD : irq_mask;
@@ -266,13 +313,85 @@ static void mt7996_dma_enable(struct mt7996_dev *dev, bool reset)
/* fix hardware limitation, pcie1's rx ring3 is not available
* so, redirect pcie0 rx ring3 interrupt to pcie1
*/
- mt76_set(dev, MT_WFDMA0_RX_INT_PCIE_SEL,
- MT_WFDMA0_RX_INT_SEL_RING3);
+ if (mtk_wed_device_active(&dev->mt76.mmio.wed) &&
+ dev->has_rro)
+ mt76_set(dev, MT_WFDMA0_RX_INT_PCIE_SEL + hif1_ofs,
+ MT_WFDMA0_RX_INT_SEL_RING6);
+ else
+ mt76_set(dev, MT_WFDMA0_RX_INT_PCIE_SEL,
+ MT_WFDMA0_RX_INT_SEL_RING3);
}
mt7996_dma_start(dev, reset, true);
}
+#ifdef CONFIG_NET_MEDIATEK_SOC_WED
+int mt7996_dma_rro_init(struct mt7996_dev *dev)
+{
+ struct mt76_dev *mdev = &dev->mt76;
+ u32 irq_mask;
+ int ret;
+
+ /* ind cmd */
+ mdev->q_rx[MT_RXQ_RRO_IND].flags = MT_WED_RRO_Q_IND;
+ mdev->q_rx[MT_RXQ_RRO_IND].wed = &mdev->mmio.wed;
+ ret = mt76_queue_alloc(dev, &mdev->q_rx[MT_RXQ_RRO_IND],
+ MT_RXQ_ID(MT_RXQ_RRO_IND),
+ MT7996_RX_RING_SIZE,
+ 0, MT_RXQ_RRO_IND_RING_BASE);
+ if (ret)
+ return ret;
+
+ /* rx msdu page queue for band0 */
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND0].flags =
+ MT_WED_RRO_Q_MSDU_PG(0) | MT_QFLAG_WED_RRO_EN;
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND0].wed = &mdev->mmio.wed;
+ ret = mt76_queue_alloc(dev, &mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND0],
+ MT_RXQ_ID(MT_RXQ_MSDU_PAGE_BAND0),
+ MT7996_RX_RING_SIZE,
+ MT7996_RX_MSDU_PAGE_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_MSDU_PAGE_BAND0));
+ if (ret)
+ return ret;
+
+ if (dev->dbdc_support) {
+ /* rx msdu page queue for band1 */
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND1].flags =
+ MT_WED_RRO_Q_MSDU_PG(1) | MT_QFLAG_WED_RRO_EN;
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND1].wed = &mdev->mmio.wed;
+ ret = mt76_queue_alloc(dev, &mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND1],
+ MT_RXQ_ID(MT_RXQ_MSDU_PAGE_BAND1),
+ MT7996_RX_RING_SIZE,
+ MT7996_RX_MSDU_PAGE_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_MSDU_PAGE_BAND1));
+ if (ret)
+ return ret;
+ }
+
+ if (dev->tbtc_support) {
+ /* rx msdu page queue for band2 */
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND2].flags =
+ MT_WED_RRO_Q_MSDU_PG(2) | MT_QFLAG_WED_RRO_EN;
+ mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND2].wed = &mdev->mmio.wed;
+ ret = mt76_queue_alloc(dev, &mdev->q_rx[MT_RXQ_MSDU_PAGE_BAND2],
+ MT_RXQ_ID(MT_RXQ_MSDU_PAGE_BAND2),
+ MT7996_RX_RING_SIZE,
+ MT7996_RX_MSDU_PAGE_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_MSDU_PAGE_BAND2));
+ if (ret)
+ return ret;
+ }
+
+ irq_mask = mdev->mmio.irqmask | MT_INT_RRO_RX_DONE |
+ MT_INT_TX_DONE_BAND2;
+ mt76_wr(dev, MT_INT_MASK_CSR, irq_mask);
+ mtk_wed_device_start_hw_rro(&mdev->mmio.wed, irq_mask, false);
+ mt7996_irq_enable(dev, irq_mask);
+
+ return 0;
+}
+#endif /* CONFIG_NET_MEDIATEK_SOC_WED */
+
int mt7996_dma_init(struct mt7996_dev *dev)
{
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
@@ -356,7 +475,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
return ret;
/* tx free notify event from WA for band0 */
- if (mtk_wed_device_active(wed)) {
+ if (mtk_wed_device_active(wed) && !dev->has_rro) {
dev->mt76.q_rx[MT_RXQ_MAIN_WA].flags = MT_WED_Q_TXFREE;
dev->mt76.q_rx[MT_RXQ_MAIN_WA].wed = wed;
}
@@ -372,9 +491,6 @@ int mt7996_dma_init(struct mt7996_dev *dev)
if (dev->tbtc_support || dev->mphy.band_idx == MT_BAND2) {
/* rx data queue for band2 */
rx_base = MT_RXQ_RING_BASE(MT_RXQ_BAND2) + hif1_ofs;
- if (mtk_wed_device_active(wed))
- rx_base = MT_RXQ_RING_BASE(MT_RXQ_BAND2);
-
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_BAND2],
MT_RXQ_ID(MT_RXQ_BAND2),
MT7996_RX_RING_SIZE,
@@ -386,7 +502,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
/* tx free notify event from WA for band2
* use pcie0's rx ring3, but, redirect pcie0 rx ring3 interrupt to pcie1
*/
- if (mtk_wed_device_active(wed_hif2)) {
+ if (mtk_wed_device_active(wed_hif2) && !dev->has_rro) {
dev->mt76.q_rx[MT_RXQ_BAND2_WA].flags = MT_WED_Q_TXFREE;
dev->mt76.q_rx[MT_RXQ_BAND2_WA].wed = wed_hif2;
}
@@ -400,6 +516,60 @@ int mt7996_dma_init(struct mt7996_dev *dev)
return ret;
}
+ if (mtk_wed_device_active(wed) && mtk_wed_get_rx_capa(wed) &&
+ dev->has_rro) {
+ /* rx rro data queue for band0 */
+ dev->mt76.q_rx[MT_RXQ_RRO_BAND0].flags =
+ MT_WED_RRO_Q_DATA(0) | MT_QFLAG_WED_RRO_EN;
+ dev->mt76.q_rx[MT_RXQ_RRO_BAND0].wed = wed;
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_RRO_BAND0],
+ MT_RXQ_ID(MT_RXQ_RRO_BAND0),
+ MT7996_RX_RING_SIZE,
+ MT7996_RX_BUF_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_RRO_BAND0));
+ if (ret)
+ return ret;
+
+ /* tx free notify event from WA for band0 */
+ dev->mt76.q_rx[MT_RXQ_TXFREE_BAND0].flags = MT_WED_Q_TXFREE;
+ dev->mt76.q_rx[MT_RXQ_TXFREE_BAND0].wed = wed;
+
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_TXFREE_BAND0],
+ MT_RXQ_ID(MT_RXQ_TXFREE_BAND0),
+ MT7996_RX_MCU_RING_SIZE,
+ MT7996_RX_BUF_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_TXFREE_BAND0));
+ if (ret)
+ return ret;
+
+ if (dev->tbtc_support || dev->mphy.band_idx == MT_BAND2) {
+ /* rx rro data queue for band2 */
+ dev->mt76.q_rx[MT_RXQ_RRO_BAND2].flags =
+ MT_WED_RRO_Q_DATA(1) | MT_QFLAG_WED_RRO_EN;
+ dev->mt76.q_rx[MT_RXQ_RRO_BAND2].wed = wed;
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_RRO_BAND2],
+ MT_RXQ_ID(MT_RXQ_RRO_BAND2),
+ MT7996_RX_RING_SIZE,
+ MT7996_RX_BUF_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_RRO_BAND2) + hif1_ofs);
+ if (ret)
+ return ret;
+
+ /* tx free notify event from MAC for band2 */
+ if (mtk_wed_device_active(wed_hif2)) {
+ dev->mt76.q_rx[MT_RXQ_TXFREE_BAND2].flags = MT_WED_Q_TXFREE;
+ dev->mt76.q_rx[MT_RXQ_TXFREE_BAND2].wed = wed_hif2;
+ }
+ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_TXFREE_BAND2],
+ MT_RXQ_ID(MT_RXQ_TXFREE_BAND2),
+ MT7996_RX_MCU_RING_SIZE,
+ MT7996_RX_BUF_SIZE,
+ MT_RXQ_RING_BASE(MT_RXQ_TXFREE_BAND2) + hif1_ofs);
+ if (ret)
+ return ret;
+ }
+ }
+
ret = mt76_init_queues(dev, mt76_dma_rx_poll);
if (ret < 0)
return ret;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index de87493f8a7a..878e3856583a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -315,8 +315,13 @@ void mt7996_mac_init(struct mt7996_dev *dev)
/* rro module init */
mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE, 2);
- mt7996_mcu_set_rro(dev, UNI_RRO_SET_BYPASS_MODE, 3);
- mt7996_mcu_set_rro(dev, UNI_RRO_SET_TXFREE_PATH, 1);
+ if (dev->has_rro) {
+ mt7996_mcu_set_rro(dev, UNI_RRO_SET_BYPASS_MODE, 1);
+ mt7996_mcu_set_rro(dev, UNI_RRO_SET_TXFREE_PATH, 0);
+ } else {
+ mt7996_mcu_set_rro(dev, UNI_RRO_SET_BYPASS_MODE, 3);
+ mt7996_mcu_set_rro(dev, UNI_RRO_SET_TXFREE_PATH, 1);
+ }
mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
MCU_WA_PARAM_HW_PATH_HIF_VER,
@@ -470,6 +475,120 @@ void mt7996_wfsys_reset(struct mt7996_dev *dev)
msleep(20);
}
+static int mt7996_wed_rro_init(struct mt7996_dev *dev)
+{
+#ifdef CONFIG_NET_MEDIATEK_SOC_WED
+ struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
+ u32 reg = MT_RRO_ADDR_ELEM_SEG_ADDR0;
+ struct mt7996_wed_rro_addr *addr;
+ void *ptr;
+ int i;
+
+ if (!dev->has_rro)
+ return 0;
+
+ if (!mtk_wed_device_active(wed))
+ return 0;
+
+ for (i = 0; i < ARRAY_SIZE(dev->wed_rro.ba_bitmap); i++) {
+ ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
+ MT7996_RRO_BA_BITMAP_CR_SIZE,
+ &dev->wed_rro.ba_bitmap[i].phy_addr,
+ GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ dev->wed_rro.ba_bitmap[i].ptr = ptr;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(dev->wed_rro.addr_elem); i++) {
+ int j;
+
+ ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
+ MT7996_RRO_WINDOW_MAX_SIZE * sizeof(*addr),
+ &dev->wed_rro.addr_elem[i].phy_addr,
+ GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ dev->wed_rro.addr_elem[i].ptr = ptr;
+ memset(dev->wed_rro.addr_elem[i].ptr, 0,
+ MT7996_RRO_WINDOW_MAX_SIZE * sizeof(*addr));
+
+ addr = dev->wed_rro.addr_elem[i].ptr;
+ for (j = 0; j < MT7996_RRO_WINDOW_MAX_SIZE; j++) {
+ addr->signature = 0xff;
+ addr++;
+ }
+
+ wed->wlan.ind_cmd.addr_elem_phys[i] =
+ dev->wed_rro.addr_elem[i].phy_addr;
+ }
+
+ ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
+ MT7996_RRO_WINDOW_MAX_LEN * sizeof(*addr),
+ &dev->wed_rro.session.phy_addr,
+ GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ dev->wed_rro.session.ptr = ptr;
+ addr = dev->wed_rro.session.ptr;
+ for (i = 0; i < MT7996_RRO_WINDOW_MAX_LEN; i++) {
+ addr->signature = 0xff;
+ addr++;
+ }
+
+ /* rro hw init */
+ /* TODO: remove line after WM has set */
+ mt76_clear(dev, WF_RRO_AXI_MST_CFG, WF_RRO_AXI_MST_CFG_DIDX_OK);
+
+ /* setup BA bitmap cache address */
+ mt76_wr(dev, MT_RRO_BA_BITMAP_BASE0,
+ dev->wed_rro.ba_bitmap[0].phy_addr);
+ mt76_wr(dev, MT_RRO_BA_BITMAP_BASE1, 0);
+ mt76_wr(dev, MT_RRO_BA_BITMAP_BASE_EXT0,
+ dev->wed_rro.ba_bitmap[1].phy_addr);
+ mt76_wr(dev, MT_RRO_BA_BITMAP_BASE_EXT1, 0);
+
+ /* setup Address element address */
+ for (i = 0; i < ARRAY_SIZE(dev->wed_rro.addr_elem); i++) {
+ mt76_wr(dev, reg, dev->wed_rro.addr_elem[i].phy_addr >> 4);
+ reg += 4;
+ }
+
+ /* setup Address element address - separate address segment mode */
+ mt76_wr(dev, MT_RRO_ADDR_ARRAY_BASE1,
+ MT_RRO_ADDR_ARRAY_ELEM_ADDR_SEG_MODE);
+
+ wed->wlan.ind_cmd.win_size = ffs(MT7996_RRO_WINDOW_MAX_LEN) - 6;
+ wed->wlan.ind_cmd.particular_sid = MT7996_RRO_MAX_SESSION;
+ wed->wlan.ind_cmd.particular_se_phys = dev->wed_rro.session.phy_addr;
+ wed->wlan.ind_cmd.se_group_nums = MT7996_RRO_ADDR_ELEM_LEN;
+ wed->wlan.ind_cmd.ack_sn_addr = MT_RRO_ACK_SN_CTRL;
+
+ mt76_wr(dev, MT_RRO_IND_CMD_SIGNATURE_BASE0, 0x15010e00);
+ mt76_set(dev, MT_RRO_IND_CMD_SIGNATURE_BASE1,
+ MT_RRO_IND_CMD_SIGNATURE_BASE1_EN);
+
+ /* particular session configure */
+ /* use max session idx + 1 as particular session id */
+ mt76_wr(dev, MT_RRO_PARTICULAR_CFG0, dev->wed_rro.session.phy_addr);
+ mt76_wr(dev, MT_RRO_PARTICULAR_CFG1,
+ MT_RRO_PARTICULAR_CONFG_EN |
+ FIELD_PREP(MT_RRO_PARTICULAR_SID, MT7996_RRO_MAX_SESSION));
+
+ /* interrupt enable */
+ mt76_wr(dev, MT_RRO_HOST_INT_ENA,
+ MT_RRO_HOST_INT_ENA_HOST_RRO_DONE_ENA);
+
+ /* rro ind cmd queue init */
+ return mt7996_dma_rro_init(dev);
+#else
+ return 0;
+#endif
+}
+
static int mt7996_init_hardware(struct mt7996_dev *dev)
{
int ret, idx;
@@ -491,6 +610,10 @@ static int mt7996_init_hardware(struct mt7996_dev *dev)
if (ret)
return ret;
+ ret = mt7996_wed_rro_init(dev);
+ if (ret)
+ return ret;
+
ret = mt7996_eeprom_init(dev);
if (ret < 0)
return ret;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
index 2ab93241e3d7..4fecef94b317 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
@@ -449,8 +449,36 @@ mt7996_mac_fill_rx_rate(struct mt7996_dev *dev,
return 0;
}
+static void
+mt7996_wed_check_ppe(struct mt7996_dev *dev, struct mt76_queue *q,
+ struct mt7996_sta *msta, struct sk_buff *skb,
+ u32 info)
+{
+ struct ieee80211_vif *vif;
+ struct wireless_dev *wdev;
+
+ if (!msta || !msta->vif)
+ return;
+
+ if (!mt76_queue_is_wed_rx(q))
+ return;
+
+ if (!(info & MT_DMA_INFO_PPE_VLD))
+ return;
+
+ vif = container_of((void *)msta->vif, struct ieee80211_vif,
+ drv_priv);
+ wdev = ieee80211_vif_to_wdev(vif);
+ skb->dev = wdev->netdev;
+
+ mtk_wed_device_ppe_check(&dev->mt76.mmio.wed, skb,
+ FIELD_GET(MT_DMA_PPE_CPU_REASON, info),
+ FIELD_GET(MT_DMA_PPE_ENTRY, info));
+}
+
static int
-mt7996_mac_fill_rx(struct mt7996_dev *dev, struct sk_buff *skb)
+mt7996_mac_fill_rx(struct mt7996_dev *dev, enum mt76_rxq_id q,
+ struct sk_buff *skb, u32 *info)
{
struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb;
struct mt76_phy *mphy = &dev->mt76.phy;
@@ -475,7 +503,10 @@ mt7996_mac_fill_rx(struct mt7996_dev *dev, struct sk_buff *skb)
u16 seq_ctrl = 0;
__le16 fc = 0;
int idx;
+ u8 hw_aggr = false;
+ struct mt7996_sta *msta = NULL;
+ hw_aggr = status->aggr;
memset(status, 0, sizeof(*status));
band_idx = FIELD_GET(MT_RXD1_NORMAL_BAND_IDX, rxd1);
@@ -502,8 +533,6 @@ mt7996_mac_fill_rx(struct mt7996_dev *dev, struct sk_buff *skb)
status->wcid = mt7996_rx_get_wcid(dev, idx, unicast);
if (status->wcid) {
- struct mt7996_sta *msta;
-
msta = container_of(status->wcid, struct mt7996_sta, wcid);
spin_lock_bh(&dev->mt76.sta_poll_lock);
if (list_empty(&msta->wcid.poll_list))
@@ -708,12 +737,14 @@ mt7996_mac_fill_rx(struct mt7996_dev *dev, struct sk_buff *skb)
}
} else {
status->flag |= RX_FLAG_8023;
+ mt7996_wed_check_ppe(dev, &dev->mt76.q_rx[q], msta, skb,
+ *info);
}
if (rxv && mode >= MT_PHY_TYPE_HE_SU && !(status->flag & RX_FLAG_8023))
mt76_connac3_mac_decode_he_radiotap(skb, rxv, mode);
- if (!status->wcid || !ieee80211_is_data_qos(fc))
+ if (!status->wcid || !ieee80211_is_data_qos(fc) || hw_aggr)
return 0;
status->aggr = unicast &&
@@ -1428,7 +1459,7 @@ void mt7996_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
dev_kfree_skb(skb);
break;
case PKT_TYPE_NORMAL:
- if (!mt7996_mac_fill_rx(dev, skb)) {
+ if (!mt7996_mac_fill_rx(dev, q, skb, info)) {
mt76_rx(&dev->mt76, q, skb);
return;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 12bf4e5038b5..3ff70c6d4c17 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -912,7 +912,7 @@ int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif)
}
static int
-mt7996_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif,
+mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif *mvif,
struct ieee80211_ampdu_params *params,
bool enable, bool tx)
{
@@ -921,7 +921,7 @@ mt7996_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif,
struct sk_buff *skb;
struct tlv *tlv;
- skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid,
+ skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid,
MT7996_STA_UPDATE_MAX_SIZE);
if (IS_ERR(skb))
return PTR_ERR(skb);
@@ -935,8 +935,9 @@ mt7996_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif,
ba->ba_en = enable << params->tid;
ba->amsdu = params->amsdu;
ba->tid = params->tid;
+ ba->ba_rdd_rro = !tx && enable && dev->has_rro;
- return mt76_mcu_skb_send_msg(dev, skb,
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
}
@@ -951,8 +952,7 @@ int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev,
if (enable && !params->amsdu)
msta->wcid.amsdu = false;
- return mt7996_mcu_sta_ba(&dev->mt76, &mvif->mt76, params,
- enable, true);
+ return mt7996_mcu_sta_ba(dev, &mvif->mt76, params, enable, true);
}
int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev,
@@ -962,8 +962,7 @@ int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev,
struct mt7996_sta *msta = (struct mt7996_sta *)params->sta->drv_priv;
struct mt7996_vif *mvif = msta->vif;
- return mt7996_mcu_sta_ba(&dev->mt76, &mvif->mt76, params,
- enable, false);
+ return mt7996_mcu_sta_ba(dev, &mvif->mt76, params, enable, false);
}
static void
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
index ae029ae9969d..c7b6d4bd2ded 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
@@ -207,6 +207,8 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr,
if (!wed_enable)
return 0;
+ dev->has_rro = true;
+
hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
if (hif2)
@@ -228,14 +230,27 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr,
wed->wlan.wpdma_tx = wed->wlan.phy_base + hif1_ofs +
MT_TXQ_RING_BASE(0) +
MT7996_TXQ_BAND2 * MT_RING_SIZE;
- wed->wlan.wpdma_txfree = wed->wlan.phy_base + hif1_ofs +
- MT_RXQ_RING_BASE(0) +
- MT7996_RXQ_MCU_WA_TRI * MT_RING_SIZE;
- wed->wlan.txfree_tbit = ffs(MT_INT_RX_DONE_WA_TRI) - 1;
+ if (dev->has_rro) {
+ wed->wlan.wpdma_txfree = wed->wlan.phy_base + hif1_ofs +
+ MT_RXQ_RING_BASE(0) +
+ MT7996_RXQ_TXFREE2 * MT_RING_SIZE;
+ wed->wlan.txfree_tbit = ffs(MT_INT_RX_TXFREE_EXT) - 1;
+ } else {
+ wed->wlan.wpdma_txfree = wed->wlan.phy_base + hif1_ofs +
+ MT_RXQ_RING_BASE(0) +
+ MT7996_RXQ_MCU_WA_TRI * MT_RING_SIZE;
+ wed->wlan.txfree_tbit = ffs(MT_INT_RX_DONE_WA_TRI) - 1;
+ }
+
+ wed->wlan.wpdma_rx_glo = wed->wlan.phy_base + hif1_ofs + MT_WFDMA0_GLO_CFG;
+ wed->wlan.wpdma_rx = wed->wlan.phy_base + hif1_ofs +
+ MT_RXQ_RING_BASE(MT7996_RXQ_BAND0) +
+ MT7996_RXQ_BAND0 * MT_RING_SIZE;
wed->wlan.id = 0x7991;
wed->wlan.tx_tbit[0] = ffs(MT_INT_TX_DONE_BAND2) - 1;
} else {
+ wed->wlan.hw_rro = dev->has_rro; /* default on */
wed->wlan.wpdma_int = wed->wlan.phy_base + MT_INT_SOURCE_CSR;
wed->wlan.wpdma_mask = wed->wlan.phy_base + MT_INT_MASK_CSR;
wed->wlan.wpdma_tx = wed->wlan.phy_base + MT_TXQ_RING_BASE(0) +
@@ -247,6 +262,16 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr,
MT_RXQ_RING_BASE(MT7996_RXQ_BAND0) +
MT7996_RXQ_BAND0 * MT_RING_SIZE;
+ wed->wlan.wpdma_rx_rro[0] = wed->wlan.phy_base +
+ MT_RXQ_RING_BASE(MT7996_RXQ_RRO_BAND0) +
+ MT7996_RXQ_RRO_BAND0 * MT_RING_SIZE;
+ wed->wlan.wpdma_rx_rro[1] = wed->wlan.phy_base + hif1_ofs +
+ MT_RXQ_RING_BASE(MT7996_RXQ_RRO_BAND2) +
+ MT7996_RXQ_RRO_BAND2 * MT_RING_SIZE;
+ wed->wlan.wpdma_rx_pg = wed->wlan.phy_base +
+ MT_RXQ_RING_BASE(MT7996_RXQ_MSDU_PG_BAND0) +
+ MT7996_RXQ_MSDU_PG_BAND0 * MT_RING_SIZE;
+
wed->wlan.rx_nbuf = 65536;
wed->wlan.rx_npkt = dev->hif2 ? 32768 : 24576;
wed->wlan.rx_size = SKB_WITH_OVERHEAD(MT_RX_BUF_SIZE);
@@ -254,11 +279,25 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr,
wed->wlan.rx_tbit[0] = ffs(MT_INT_RX_DONE_BAND0) - 1;
wed->wlan.rx_tbit[1] = ffs(MT_INT_RX_DONE_BAND2) - 1;
+ wed->wlan.rro_rx_tbit[0] = ffs(MT_INT_RX_DONE_RRO_BAND0) - 1;
+ wed->wlan.rro_rx_tbit[1] = ffs(MT_INT_RX_DONE_RRO_BAND2) - 1;
+
+ wed->wlan.rx_pg_tbit[0] = ffs(MT_INT_RX_DONE_MSDU_PG_BAND0) - 1;
+ wed->wlan.rx_pg_tbit[1] = ffs(MT_INT_RX_DONE_MSDU_PG_BAND1) - 1;
+ wed->wlan.rx_pg_tbit[2] = ffs(MT_INT_RX_DONE_MSDU_PG_BAND2) - 1;
+
wed->wlan.tx_tbit[0] = ffs(MT_INT_TX_DONE_BAND0) - 1;
wed->wlan.tx_tbit[1] = ffs(MT_INT_TX_DONE_BAND1) - 1;
- wed->wlan.txfree_tbit = ffs(MT_INT_RX_DONE_WA_MAIN) - 1;
- wed->wlan.wpdma_txfree = wed->wlan.phy_base + MT_RXQ_RING_BASE(0) +
- MT7996_RXQ_MCU_WA_MAIN * MT_RING_SIZE;
+ if (dev->has_rro) {
+ wed->wlan.wpdma_txfree = wed->wlan.phy_base + MT_RXQ_RING_BASE(0) +
+ MT7996_RXQ_TXFREE0 * MT_RING_SIZE;
+ wed->wlan.txfree_tbit = ffs(MT_INT_RX_TXFREE_MAIN) - 1;
+ } else {
+ wed->wlan.txfree_tbit = ffs(MT_INT_RX_DONE_WA_MAIN) - 1;
+ wed->wlan.wpdma_txfree = wed->wlan.phy_base + MT_RXQ_RING_BASE(0) +
+ MT7996_RXQ_MCU_WA_MAIN * MT_RING_SIZE;
+ }
+ dev->mt76.rx_token_size = MT7996_TOKEN_SIZE + wed->wlan.rx_npkt;
}
wed->wlan.nbuf = MT7996_HW_TOKEN_SIZE;
@@ -273,8 +312,6 @@ int mt7996_mmio_wed_init(struct mt7996_dev *dev, void *pdev_ptr,
wed->wlan.offload_enable = mt76_mmio_wed_offload_enable;
wed->wlan.offload_disable = mt76_mmio_wed_offload_disable;
- dev->mt76.rx_token_size += wed->wlan.rx_npkt;
-
if (mtk_wed_device_attach(wed))
return 0;
@@ -434,10 +471,9 @@ static void mt7996_irq_tasklet(struct tasklet_struct *t)
irqreturn_t mt7996_irq_handler(int irq, void *dev_instance)
{
struct mt7996_dev *dev = dev_instance;
- struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
- if (mtk_wed_device_active(wed))
- mtk_wed_device_irq_set_mask(wed, 0);
+ if (mtk_wed_device_active(&dev->mt76.mmio.wed))
+ mtk_wed_device_irq_set_mask(&dev->mt76.mmio.wed, 0);
else
mt76_wr(dev, MT_INT_MASK_CSR, 0);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
index 470a54139831..c541eaa4a4e6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
@@ -50,6 +50,22 @@
#define MT7996_BASIC_RATES_TBL 11
#define MT7996_BEACON_RATES_TBL 25
+#define MT7996_RRO_MAX_SESSION 1024
+#define MT7996_RRO_WINDOW_MAX_LEN 1024
+#define MT7996_RRO_ADDR_ELEM_LEN 128
+#define MT7996_RRO_BA_BITMAP_LEN 2
+#define MT7996_RRO_BA_BITMAP_CR_SIZE ((MT7996_RRO_MAX_SESSION * 128) / \
+ MT7996_RRO_BA_BITMAP_LEN)
+#define MT7996_RRO_BA_BITMAP_SESSION_SIZE (MT7996_RRO_MAX_SESSION / \
+ MT7996_RRO_ADDR_ELEM_LEN)
+#define MT7996_RRO_WINDOW_MAX_SIZE (MT7996_RRO_WINDOW_MAX_LEN * \
+ MT7996_RRO_BA_BITMAP_SESSION_SIZE)
+
+#define MT7996_RX_BUF_SIZE (1800 + \
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
+#define MT7996_RX_MSDU_PAGE_SIZE (128 + \
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
+
struct mt7996_vif;
struct mt7996_sta;
struct mt7996_dfs_pulse;
@@ -79,6 +95,16 @@ enum mt7996_rxq_id {
MT7996_RXQ_BAND0 = 4,
MT7996_RXQ_BAND1 = 4,/* unused */
MT7996_RXQ_BAND2 = 5,
+ MT7996_RXQ_RRO_BAND0 = 8,
+ MT7996_RXQ_RRO_BAND1 = 8,/* unused */
+ MT7996_RXQ_RRO_BAND2 = 6,
+ MT7996_RXQ_MSDU_PG_BAND0 = 10,
+ MT7996_RXQ_MSDU_PG_BAND1 = 11,
+ MT7996_RXQ_MSDU_PG_BAND2 = 12,
+ MT7996_RXQ_TXFREE0 = 9,
+ MT7996_RXQ_TXFREE1 = 9,
+ MT7996_RXQ_TXFREE2 = 7,
+ MT7996_RXQ_RRO_IND = 0,
};
struct mt7996_twt_flow {
@@ -148,6 +174,15 @@ struct mt7996_hif {
int irq;
};
+struct mt7996_wed_rro_addr {
+ u32 head_low;
+ u32 head_high : 4;
+ u32 count: 11;
+ u32 oor: 1;
+ u32 rsv : 8;
+ u32 signature : 8;
+};
+
struct mt7996_phy {
struct mt76_phy *mt76;
struct mt7996_dev *dev;
@@ -227,6 +262,22 @@ struct mt7996_dev {
bool tbtc_support:1;
bool flash_mode:1;
bool has_eht:1;
+ bool has_rro:1;
+
+ struct {
+ struct {
+ void *ptr;
+ dma_addr_t phy_addr;
+ } ba_bitmap[MT7996_RRO_BA_BITMAP_LEN];
+ struct {
+ void *ptr;
+ dma_addr_t phy_addr;
+ } addr_elem[MT7996_RRO_ADDR_ELEM_LEN];
+ struct {
+ void *ptr;
+ dma_addr_t phy_addr;
+ } session;
+ } wed_rro;
bool ibf;
u8 fw_debug_wm;
@@ -506,4 +557,8 @@ u32 mt7996_wed_init_buf(void *ptr, dma_addr_t phys, int token_id);
int mt7996_mtk_init_debugfs(struct mt7996_phy *phy, struct dentry *dir);
#endif
+#ifdef CONFIG_NET_MEDIATEK_SOC_WED
+int mt7996_dma_rro_init(struct mt7996_dev *dev);
+#endif /* CONFIG_NET_MEDIATEK_SOC_WED */
+
#endif
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/regs.h b/drivers/net/wireless/mediatek/mt76/mt7996/regs.h
index 04d6dc56c049..854390dcd86e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/regs.h
@@ -39,6 +39,38 @@ enum base_rev {
#define __BASE(_id, _band) (dev->reg.base[(_id)].band_base[(_band)])
+/* RRO TOP */
+#define MT_RRO_TOP_BASE 0xA000
+#define MT_RRO_TOP(ofs) (MT_RRO_TOP_BASE + (ofs))
+
+#define MT_RRO_BA_BITMAP_BASE0 MT_RRO_TOP(0x8)
+#define MT_RRO_BA_BITMAP_BASE1 MT_RRO_TOP(0xC)
+#define WF_RRO_AXI_MST_CFG MT_RRO_TOP(0xB8)
+#define WF_RRO_AXI_MST_CFG_DIDX_OK BIT(12)
+#define MT_RRO_ADDR_ARRAY_BASE1 MT_RRO_TOP(0x34)
+#define MT_RRO_ADDR_ARRAY_ELEM_ADDR_SEG_MODE BIT(31)
+
+#define MT_RRO_IND_CMD_SIGNATURE_BASE0 MT_RRO_TOP(0x38)
+#define MT_RRO_IND_CMD_SIGNATURE_BASE1 MT_RRO_TOP(0x3C)
+#define MT_RRO_IND_CMD_0_CTRL0 MT_RRO_TOP(0x40)
+#define MT_RRO_IND_CMD_SIGNATURE_BASE1_EN BIT(31)
+
+#define MT_RRO_PARTICULAR_CFG0 MT_RRO_TOP(0x5C)
+#define MT_RRO_PARTICULAR_CFG1 MT_RRO_TOP(0x60)
+#define MT_RRO_PARTICULAR_CONFG_EN BIT(31)
+#define MT_RRO_PARTICULAR_SID GENMASK(30, 16)
+
+#define MT_RRO_BA_BITMAP_BASE_EXT0 MT_RRO_TOP(0x70)
+#define MT_RRO_BA_BITMAP_BASE_EXT1 MT_RRO_TOP(0x74)
+#define MT_RRO_HOST_INT_ENA MT_RRO_TOP(0x204)
+#define MT_RRO_HOST_INT_ENA_HOST_RRO_DONE_ENA BIT(0)
+
+#define MT_RRO_ADDR_ELEM_SEG_ADDR0 MT_RRO_TOP(0x400)
+
+#define MT_RRO_ACK_SN_CTRL MT_RRO_TOP(0x50)
+#define MT_RRO_ACK_SN_CTRL_SN_MASK GENMASK(27, 16)
+#define MT_RRO_ACK_SN_CTRL_SESSION_MASK GENMASK(11, 0)
+
#define MT_MCU_INT_EVENT 0x2108
#define MT_MCU_INT_EVENT_DMA_STOPPED BIT(0)
#define MT_MCU_INT_EVENT_DMA_INIT BIT(1)
@@ -391,6 +423,7 @@ enum base_rev {
#define MT_MCUQ_RING_BASE(q) (MT_Q_BASE(q) + 0x300)
#define MT_TXQ_RING_BASE(q) (MT_Q_BASE(__TXQ(q)) + 0x300)
#define MT_RXQ_RING_BASE(q) (MT_Q_BASE(__RXQ(q)) + 0x500)
+#define MT_RXQ_RRO_IND_RING_BASE MT_RRO_TOP(0x40)
#define MT_MCUQ_EXT_CTRL(q) (MT_Q_BASE(q) + 0x600 + \
MT_MCUQ_ID(q) * 0x4)
@@ -418,6 +451,14 @@ enum base_rev {
#define MT_INT_MCU_CMD BIT(29)
#define MT_INT_RX_TXFREE_EXT BIT(26)
+#define MT_INT_RX_DONE_RRO_BAND0 BIT(16)
+#define MT_INT_RX_DONE_RRO_BAND1 BIT(16)
+#define MT_INT_RX_DONE_RRO_BAND2 BIT(14)
+#define MT_INT_RX_DONE_RRO_IND BIT(11)
+#define MT_INT_RX_DONE_MSDU_PG_BAND0 BIT(18)
+#define MT_INT_RX_DONE_MSDU_PG_BAND1 BIT(19)
+#define MT_INT_RX_DONE_MSDU_PG_BAND2 BIT(23)
+
#define MT_INT_RX(q) (dev->q_int_mask[__RXQ(q)])
#define MT_INT_TX_MCU(q) (dev->q_int_mask[(q)])
@@ -425,20 +466,31 @@ enum base_rev {
MT_INT_RX(MT_RXQ_MCU_WA))
#define MT_INT_BAND0_RX_DONE (MT_INT_RX(MT_RXQ_MAIN) | \
- MT_INT_RX(MT_RXQ_MAIN_WA))
+ MT_INT_RX(MT_RXQ_MAIN_WA) | \
+ MT_INT_RX(MT_RXQ_TXFREE_BAND0))
#define MT_INT_BAND1_RX_DONE (MT_INT_RX(MT_RXQ_BAND1) | \
MT_INT_RX(MT_RXQ_BAND1_WA) | \
- MT_INT_RX(MT_RXQ_MAIN_WA))
+ MT_INT_RX(MT_RXQ_MAIN_WA) | \
+ MT_INT_RX(MT_RXQ_TXFREE_BAND0))
#define MT_INT_BAND2_RX_DONE (MT_INT_RX(MT_RXQ_BAND2) | \
MT_INT_RX(MT_RXQ_BAND2_WA) | \
- MT_INT_RX(MT_RXQ_MAIN_WA))
+ MT_INT_RX(MT_RXQ_MAIN_WA) | \
+ MT_INT_RX(MT_RXQ_TXFREE_BAND0))
+
+#define MT_INT_RRO_RX_DONE (MT_INT_RX(MT_RXQ_RRO_BAND0) | \
+ MT_INT_RX(MT_RXQ_RRO_BAND1) | \
+ MT_INT_RX(MT_RXQ_RRO_BAND2) | \
+ MT_INT_RX(MT_RXQ_MSDU_PAGE_BAND0) | \
+ MT_INT_RX(MT_RXQ_MSDU_PAGE_BAND1) | \
+ MT_INT_RX(MT_RXQ_MSDU_PAGE_BAND2))
#define MT_INT_RX_DONE_ALL (MT_INT_RX_DONE_MCU | \
MT_INT_BAND0_RX_DONE | \
MT_INT_BAND1_RX_DONE | \
- MT_INT_BAND2_RX_DONE)
+ MT_INT_BAND2_RX_DONE | \
+ MT_INT_RRO_RX_DONE)
#define MT_INT_TX_DONE_FWDL BIT(26)
#define MT_INT_TX_DONE_MCU_WM BIT(27)
--
2.41.0
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