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openwrt/target/linux/generic/backport-5.15/729-04-v6.1-net-ethernet-mtk_wed-add-configure-wed-wo-support.patch
Felix Fietkau 6407ef8d2b kernel: backport upstream mediatek WED changes 
Reorder and update existing patches

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2023-12-08 14:29:54 +01:00

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From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Sat, 5 Nov 2022 23:36:21 +0100
Subject: [PATCH] net: ethernet: mtk_wed: add configure wed wo support
Enable RX Wireless Ethernet Dispatch available on MT7986 Soc.
Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
--- a/drivers/net/ethernet/mediatek/mtk_wed.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed.c
@@ -9,6 +9,7 @@
#include <linux/skbuff.h>
#include <linux/of_platform.h>
#include <linux/of_address.h>
+#include <linux/of_reserved_mem.h>
#include <linux/mfd/syscon.h>
#include <linux/debugfs.h>
#include <linux/soc/mediatek/mtk_wed.h>
@@ -23,6 +24,7 @@
#define MTK_WED_PKT_SIZE 1900
#define MTK_WED_BUF_SIZE 2048
#define MTK_WED_BUF_PER_PAGE (PAGE_SIZE / 2048)
+#define MTK_WED_RX_RING_SIZE 1536
#define MTK_WED_TX_RING_SIZE 2048
#define MTK_WED_WDMA_RING_SIZE 1024
@@ -31,6 +33,10 @@
#define MTK_WED_PER_GROUP_PKT 128
#define MTK_WED_FBUF_SIZE 128
+#define MTK_WED_MIOD_CNT 16
+#define MTK_WED_FB_CMD_CNT 1024
+#define MTK_WED_RRO_QUE_CNT 8192
+#define MTK_WED_MIOD_ENTRY_CNT 128
static struct mtk_wed_hw *hw_list[2];
static DEFINE_MUTEX(hw_lock);
@@ -65,12 +71,76 @@ wdma_set(struct mtk_wed_device *dev, u32
wdma_m32(dev, reg, 0, mask);
}
+static void
+wdma_clr(struct mtk_wed_device *dev, u32 reg, u32 mask)
+{
+ wdma_m32(dev, reg, mask, 0);
+}
+
+static u32
+wifi_r32(struct mtk_wed_device *dev, u32 reg)
+{
+ return readl(dev->wlan.base + reg);
+}
+
+static void
+wifi_w32(struct mtk_wed_device *dev, u32 reg, u32 val)
+{
+ writel(val, dev->wlan.base + reg);
+}
+
static u32
mtk_wed_read_reset(struct mtk_wed_device *dev)
{
return wed_r32(dev, MTK_WED_RESET);
}
+static u32
+mtk_wdma_read_reset(struct mtk_wed_device *dev)
+{
+ return wdma_r32(dev, MTK_WDMA_GLO_CFG);
+}
+
+static void
+mtk_wdma_rx_reset(struct mtk_wed_device *dev)
+{
+ u32 status, mask = MTK_WDMA_GLO_CFG_RX_DMA_BUSY;
+ int i;
+
+ wdma_clr(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_RX_DMA_EN);
+ if (readx_poll_timeout(mtk_wdma_read_reset, dev, status,
+ !(status & mask), 0, 1000))
+ dev_err(dev->hw->dev, "rx reset failed\n");
+
+ for (i = 0; i < ARRAY_SIZE(dev->rx_wdma); i++) {
+ if (dev->rx_wdma[i].desc)
+ continue;
+
+ wdma_w32(dev,
+ MTK_WDMA_RING_RX(i) + MTK_WED_RING_OFS_CPU_IDX, 0);
+ }
+}
+
+static void
+mtk_wdma_tx_reset(struct mtk_wed_device *dev)
+{
+ u32 status, mask = MTK_WDMA_GLO_CFG_TX_DMA_BUSY;
+ int i;
+
+ wdma_clr(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_TX_DMA_EN);
+ if (readx_poll_timeout(mtk_wdma_read_reset, dev, status,
+ !(status & mask), 0, 1000))
+ dev_err(dev->hw->dev, "tx reset failed\n");
+
+ for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++) {
+ if (dev->tx_wdma[i].desc)
+ continue;
+
+ wdma_w32(dev,
+ MTK_WDMA_RING_TX(i) + MTK_WED_RING_OFS_CPU_IDX, 0);
+ }
+}
+
static void
mtk_wed_reset(struct mtk_wed_device *dev, u32 mask)
{
@@ -82,6 +152,54 @@ mtk_wed_reset(struct mtk_wed_device *dev
WARN_ON_ONCE(1);
}
+static u32
+mtk_wed_wo_read_status(struct mtk_wed_device *dev)
+{
+ return wed_r32(dev, MTK_WED_SCR0 + 4 * MTK_WED_DUMMY_CR_WO_STATUS);
+}
+
+static void
+mtk_wed_wo_reset(struct mtk_wed_device *dev)
+{
+ struct mtk_wed_wo *wo = dev->hw->wed_wo;
+ u8 state = MTK_WED_WO_STATE_DISABLE;
+ void __iomem *reg;
+ u32 val;
+
+ mtk_wdma_tx_reset(dev);
+ mtk_wed_reset(dev, MTK_WED_RESET_WED);
+
+ mtk_wed_mcu_send_msg(wo, MTK_WED_MODULE_ID_WO,
+ MTK_WED_WO_CMD_CHANGE_STATE, &state,
+ sizeof(state), false);
+
+ if (readx_poll_timeout(mtk_wed_wo_read_status, dev, val,
+ val == MTK_WED_WOIF_DISABLE_DONE,
+ 100, MTK_WOCPU_TIMEOUT))
+ dev_err(dev->hw->dev, "failed to disable wed-wo\n");
+
+ reg = ioremap(MTK_WED_WO_CPU_MCUSYS_RESET_ADDR, 4);
+
+ val = readl(reg);
+ switch (dev->hw->index) {
+ case 0:
+ val |= MTK_WED_WO_CPU_WO0_MCUSYS_RESET_MASK;
+ writel(val, reg);
+ val &= ~MTK_WED_WO_CPU_WO0_MCUSYS_RESET_MASK;
+ writel(val, reg);
+ break;
+ case 1:
+ val |= MTK_WED_WO_CPU_WO1_MCUSYS_RESET_MASK;
+ writel(val, reg);
+ val &= ~MTK_WED_WO_CPU_WO1_MCUSYS_RESET_MASK;
+ writel(val, reg);
+ break;
+ default:
+ break;
+ }
+ iounmap(reg);
+}
+
static struct mtk_wed_hw *
mtk_wed_assign(struct mtk_wed_device *dev)
{
@@ -116,7 +234,7 @@ out:
}
static int
-mtk_wed_buffer_alloc(struct mtk_wed_device *dev)
+mtk_wed_tx_buffer_alloc(struct mtk_wed_device *dev)
{
struct mtk_wdma_desc *desc;
dma_addr_t desc_phys;
@@ -133,16 +251,16 @@ mtk_wed_buffer_alloc(struct mtk_wed_devi
if (!page_list)
return -ENOMEM;
- dev->buf_ring.size = ring_size;
- dev->buf_ring.pages = page_list;
+ dev->tx_buf_ring.size = ring_size;
+ dev->tx_buf_ring.pages = page_list;
desc = dma_alloc_coherent(dev->hw->dev, ring_size * sizeof(*desc),
&desc_phys, GFP_KERNEL);
if (!desc)
return -ENOMEM;
- dev->buf_ring.desc = desc;
- dev->buf_ring.desc_phys = desc_phys;
+ dev->tx_buf_ring.desc = desc;
+ dev->tx_buf_ring.desc_phys = desc_phys;
for (i = 0, page_idx = 0; i < ring_size; i += MTK_WED_BUF_PER_PAGE) {
dma_addr_t page_phys, buf_phys;
@@ -203,10 +321,10 @@ mtk_wed_buffer_alloc(struct mtk_wed_devi
}
static void
-mtk_wed_free_buffer(struct mtk_wed_device *dev)
+mtk_wed_free_tx_buffer(struct mtk_wed_device *dev)
{
- struct mtk_wdma_desc *desc = dev->buf_ring.desc;
- void **page_list = dev->buf_ring.pages;
+ struct mtk_wdma_desc *desc = dev->tx_buf_ring.desc;
+ void **page_list = dev->tx_buf_ring.pages;
int page_idx;
int i;
@@ -216,7 +334,8 @@ mtk_wed_free_buffer(struct mtk_wed_devic
if (!desc)
goto free_pagelist;
- for (i = 0, page_idx = 0; i < dev->buf_ring.size; i += MTK_WED_BUF_PER_PAGE) {
+ for (i = 0, page_idx = 0; i < dev->tx_buf_ring.size;
+ i += MTK_WED_BUF_PER_PAGE) {
void *page = page_list[page_idx++];
dma_addr_t buf_addr;
@@ -229,13 +348,59 @@ mtk_wed_free_buffer(struct mtk_wed_devic
__free_page(page);
}
- dma_free_coherent(dev->hw->dev, dev->buf_ring.size * sizeof(*desc),
- desc, dev->buf_ring.desc_phys);
+ dma_free_coherent(dev->hw->dev, dev->tx_buf_ring.size * sizeof(*desc),
+ desc, dev->tx_buf_ring.desc_phys);
free_pagelist:
kfree(page_list);
}
+static int
+mtk_wed_rx_buffer_alloc(struct mtk_wed_device *dev)
+{
+ struct mtk_rxbm_desc *desc;
+ dma_addr_t desc_phys;
+
+ dev->rx_buf_ring.size = dev->wlan.rx_nbuf;
+ desc = dma_alloc_coherent(dev->hw->dev,
+ dev->wlan.rx_nbuf * sizeof(*desc),
+ &desc_phys, GFP_KERNEL);
+ if (!desc)
+ return -ENOMEM;
+
+ dev->rx_buf_ring.desc = desc;
+ dev->rx_buf_ring.desc_phys = desc_phys;
+ dev->wlan.init_rx_buf(dev, dev->wlan.rx_npkt);
+
+ return 0;
+}
+
+static void
+mtk_wed_free_rx_buffer(struct mtk_wed_device *dev)
+{
+ struct mtk_rxbm_desc *desc = dev->rx_buf_ring.desc;
+
+ if (!desc)
+ return;
+
+ dev->wlan.release_rx_buf(dev);
+ dma_free_coherent(dev->hw->dev, dev->rx_buf_ring.size * sizeof(*desc),
+ desc, dev->rx_buf_ring.desc_phys);
+}
+
+static void
+mtk_wed_rx_buffer_hw_init(struct mtk_wed_device *dev)
+{
+ wed_w32(dev, MTK_WED_RX_BM_RX_DMAD,
+ FIELD_PREP(MTK_WED_RX_BM_RX_DMAD_SDL0, dev->wlan.rx_size));
+ wed_w32(dev, MTK_WED_RX_BM_BASE, dev->rx_buf_ring.desc_phys);
+ wed_w32(dev, MTK_WED_RX_BM_INIT_PTR, MTK_WED_RX_BM_INIT_SW_TAIL |
+ FIELD_PREP(MTK_WED_RX_BM_SW_TAIL, dev->wlan.rx_npkt));
+ wed_w32(dev, MTK_WED_RX_BM_DYN_ALLOC_TH,
+ FIELD_PREP(MTK_WED_RX_BM_DYN_ALLOC_TH_H, 0xffff));
+ wed_set(dev, MTK_WED_CTRL, MTK_WED_CTRL_WED_RX_BM_EN);
+}
+
static void
mtk_wed_free_ring(struct mtk_wed_device *dev, struct mtk_wed_ring *ring)
{
@@ -247,6 +412,13 @@ mtk_wed_free_ring(struct mtk_wed_device
}
static void
+mtk_wed_free_rx_rings(struct mtk_wed_device *dev)
+{
+ mtk_wed_free_rx_buffer(dev);
+ mtk_wed_free_ring(dev, &dev->rro.ring);
+}
+
+static void
mtk_wed_free_tx_rings(struct mtk_wed_device *dev)
{
int i;
@@ -291,6 +463,38 @@ mtk_wed_set_512_support(struct mtk_wed_d
}
}
+#define MTK_WFMDA_RX_DMA_EN BIT(2)
+static void
+mtk_wed_check_wfdma_rx_fill(struct mtk_wed_device *dev, int idx)
+{
+ u32 val;
+ int i;
+
+ if (!(dev->rx_ring[idx].flags & MTK_WED_RING_CONFIGURED))
+ return; /* queue is not configured by mt76 */
+
+ for (i = 0; i < 3; i++) {
+ u32 cur_idx;
+
+ cur_idx = wed_r32(dev,
+ MTK_WED_WPDMA_RING_RX_DATA(idx) +
+ MTK_WED_RING_OFS_CPU_IDX);
+ if (cur_idx == MTK_WED_RX_RING_SIZE - 1)
+ break;
+
+ usleep_range(100000, 200000);
+ }
+
+ if (i == 3) {
+ dev_err(dev->hw->dev, "rx dma enable failed\n");
+ return;
+ }
+
+ val = wifi_r32(dev, dev->wlan.wpdma_rx_glo - dev->wlan.phy_base) |
+ MTK_WFMDA_RX_DMA_EN;
+ wifi_w32(dev, dev->wlan.wpdma_rx_glo - dev->wlan.phy_base, val);
+}
+
static void
mtk_wed_dma_disable(struct mtk_wed_device *dev)
{
@@ -304,20 +508,25 @@ mtk_wed_dma_disable(struct mtk_wed_devic
MTK_WED_GLO_CFG_TX_DMA_EN |
MTK_WED_GLO_CFG_RX_DMA_EN);
- wdma_m32(dev, MTK_WDMA_GLO_CFG,
+ wdma_clr(dev, MTK_WDMA_GLO_CFG,
MTK_WDMA_GLO_CFG_TX_DMA_EN |
MTK_WDMA_GLO_CFG_RX_INFO1_PRERES |
- MTK_WDMA_GLO_CFG_RX_INFO2_PRERES, 0);
+ MTK_WDMA_GLO_CFG_RX_INFO2_PRERES);
if (dev->hw->version == 1) {
regmap_write(dev->hw->mirror, dev->hw->index * 4, 0);
- wdma_m32(dev, MTK_WDMA_GLO_CFG,
- MTK_WDMA_GLO_CFG_RX_INFO3_PRERES, 0);
+ wdma_clr(dev, MTK_WDMA_GLO_CFG,
+ MTK_WDMA_GLO_CFG_RX_INFO3_PRERES);
} else {
wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_PKT_PROC |
MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_CRX_SYNC);
+ wed_clr(dev, MTK_WED_WPDMA_RX_D_GLO_CFG,
+ MTK_WED_WPDMA_RX_D_RX_DRV_EN);
+ wed_clr(dev, MTK_WED_WDMA_GLO_CFG,
+ MTK_WED_WDMA_GLO_CFG_TX_DDONE_CHK);
+
mtk_wed_set_512_support(dev, false);
}
}
@@ -338,6 +547,13 @@ mtk_wed_stop(struct mtk_wed_device *dev)
wdma_w32(dev, MTK_WDMA_INT_MASK, 0);
wdma_w32(dev, MTK_WDMA_INT_GRP2, 0);
wed_w32(dev, MTK_WED_WPDMA_INT_MASK, 0);
+
+ if (dev->hw->version == 1)
+ return;
+
+ wed_w32(dev, MTK_WED_EXT_INT_MASK1, 0);
+ wed_w32(dev, MTK_WED_EXT_INT_MASK2, 0);
+ wed_clr(dev, MTK_WED_CTRL, MTK_WED_CTRL_WED_RX_BM_EN);
}
static void
@@ -353,11 +569,21 @@ mtk_wed_detach(struct mtk_wed_device *de
wdma_w32(dev, MTK_WDMA_RESET_IDX, 0);
mtk_wed_reset(dev, MTK_WED_RESET_WED);
+ if (mtk_wed_get_rx_capa(dev)) {
+ wdma_clr(dev, MTK_WDMA_GLO_CFG, MTK_WDMA_GLO_CFG_TX_DMA_EN);
+ wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_TX);
+ wdma_w32(dev, MTK_WDMA_RESET_IDX, 0);
+ }
- mtk_wed_free_buffer(dev);
+ mtk_wed_free_tx_buffer(dev);
mtk_wed_free_tx_rings(dev);
- if (hw->version != 1)
+
+ if (mtk_wed_get_rx_capa(dev)) {
+ mtk_wed_wo_reset(dev);
+ mtk_wed_free_rx_rings(dev);
mtk_wed_wo_deinit(hw);
+ mtk_wdma_rx_reset(dev);
+ }
if (dev->wlan.bus_type == MTK_WED_BUS_PCIE) {
struct device_node *wlan_node;
@@ -434,10 +660,12 @@ mtk_wed_set_wpdma(struct mtk_wed_device
} else {
mtk_wed_bus_init(dev);
- wed_w32(dev, MTK_WED_WPDMA_CFG_BASE, dev->wlan.wpdma_int);
- wed_w32(dev, MTK_WED_WPDMA_CFG_INT_MASK, dev->wlan.wpdma_mask);
- wed_w32(dev, MTK_WED_WPDMA_CFG_TX, dev->wlan.wpdma_tx);
- wed_w32(dev, MTK_WED_WPDMA_CFG_TX_FREE, dev->wlan.wpdma_txfree);
+ wed_w32(dev, MTK_WED_WPDMA_CFG_BASE, dev->wlan.wpdma_int);
+ wed_w32(dev, MTK_WED_WPDMA_CFG_INT_MASK, dev->wlan.wpdma_mask);
+ wed_w32(dev, MTK_WED_WPDMA_CFG_TX, dev->wlan.wpdma_tx);
+ wed_w32(dev, MTK_WED_WPDMA_CFG_TX_FREE, dev->wlan.wpdma_txfree);
+ wed_w32(dev, MTK_WED_WPDMA_RX_GLO_CFG, dev->wlan.wpdma_rx_glo);
+ wed_w32(dev, MTK_WED_WPDMA_RX_RING, dev->wlan.wpdma_rx);
}
}
@@ -487,6 +715,132 @@ mtk_wed_hw_init_early(struct mtk_wed_dev
}
}
+static int
+mtk_wed_rro_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring,
+ int size)
+{
+ ring->desc = dma_alloc_coherent(dev->hw->dev,
+ size * sizeof(*ring->desc),
+ &ring->desc_phys, GFP_KERNEL);
+ if (!ring->desc)
+ return -ENOMEM;
+
+ ring->desc_size = sizeof(*ring->desc);
+ ring->size = size;
+ memset(ring->desc, 0, size);
+
+ return 0;
+}
+
+#define MTK_WED_MIOD_COUNT (MTK_WED_MIOD_ENTRY_CNT * MTK_WED_MIOD_CNT)
+static int
+mtk_wed_rro_alloc(struct mtk_wed_device *dev)
+{
+ struct reserved_mem *rmem;
+ struct device_node *np;
+ int index;
+
+ index = of_property_match_string(dev->hw->node, "memory-region-names",
+ "wo-dlm");
+ if (index < 0)
+ return index;
+
+ np = of_parse_phandle(dev->hw->node, "memory-region", index);
+ if (!np)
+ return -ENODEV;
+
+ rmem = of_reserved_mem_lookup(np);
+ of_node_put(np);
+
+ if (!rmem)
+ return -ENODEV;
+
+ dev->rro.miod_phys = rmem->base;
+ dev->rro.fdbk_phys = MTK_WED_MIOD_COUNT + dev->rro.miod_phys;
+
+ return mtk_wed_rro_ring_alloc(dev, &dev->rro.ring,
+ MTK_WED_RRO_QUE_CNT);
+}
+
+static int
+mtk_wed_rro_cfg(struct mtk_wed_device *dev)
+{
+ struct mtk_wed_wo *wo = dev->hw->wed_wo;
+ struct {
+ struct {
+ __le32 base;
+ __le32 cnt;
+ __le32 unit;
+ } ring[2];
+ __le32 wed;
+ u8 version;
+ } req = {
+ .ring[0] = {
+ .base = cpu_to_le32(MTK_WED_WOCPU_VIEW_MIOD_BASE),
+ .cnt = cpu_to_le32(MTK_WED_MIOD_CNT),
+ .unit = cpu_to_le32(MTK_WED_MIOD_ENTRY_CNT),
+ },
+ .ring[1] = {
+ .base = cpu_to_le32(MTK_WED_WOCPU_VIEW_MIOD_BASE +
+ MTK_WED_MIOD_COUNT),
+ .cnt = cpu_to_le32(MTK_WED_FB_CMD_CNT),
+ .unit = cpu_to_le32(4),
+ },
+ };
+
+ return mtk_wed_mcu_send_msg(wo, MTK_WED_MODULE_ID_WO,
+ MTK_WED_WO_CMD_WED_CFG,
+ &req, sizeof(req), true);
+}
+
+static void
+mtk_wed_rro_hw_init(struct mtk_wed_device *dev)
+{
+ wed_w32(dev, MTK_WED_RROQM_MIOD_CFG,
+ FIELD_PREP(MTK_WED_RROQM_MIOD_MID_DW, 0x70 >> 2) |
+ FIELD_PREP(MTK_WED_RROQM_MIOD_MOD_DW, 0x10 >> 2) |
+ FIELD_PREP(MTK_WED_RROQM_MIOD_ENTRY_DW,
+ MTK_WED_MIOD_ENTRY_CNT >> 2));
+
+ wed_w32(dev, MTK_WED_RROQM_MIOD_CTRL0, dev->rro.miod_phys);
+ wed_w32(dev, MTK_WED_RROQM_MIOD_CTRL1,
+ FIELD_PREP(MTK_WED_RROQM_MIOD_CNT, MTK_WED_MIOD_CNT));
+ wed_w32(dev, MTK_WED_RROQM_FDBK_CTRL0, dev->rro.fdbk_phys);
+ wed_w32(dev, MTK_WED_RROQM_FDBK_CTRL1,
+ FIELD_PREP(MTK_WED_RROQM_FDBK_CNT, MTK_WED_FB_CMD_CNT));
+ wed_w32(dev, MTK_WED_RROQM_FDBK_CTRL2, 0);
+ wed_w32(dev, MTK_WED_RROQ_BASE_L, dev->rro.ring.desc_phys);
+
+ wed_set(dev, MTK_WED_RROQM_RST_IDX,
+ MTK_WED_RROQM_RST_IDX_MIOD |
+ MTK_WED_RROQM_RST_IDX_FDBK);
+
+ wed_w32(dev, MTK_WED_RROQM_RST_IDX, 0);
+ wed_w32(dev, MTK_WED_RROQM_MIOD_CTRL2, MTK_WED_MIOD_CNT - 1);
+ wed_set(dev, MTK_WED_CTRL, MTK_WED_CTRL_RX_RRO_QM_EN);
+}
+
+static void
+mtk_wed_route_qm_hw_init(struct mtk_wed_device *dev)
+{
+ wed_w32(dev, MTK_WED_RESET, MTK_WED_RESET_RX_ROUTE_QM);
+
+ for (;;) {
+ usleep_range(100, 200);
+ if (!(wed_r32(dev, MTK_WED_RESET) & MTK_WED_RESET_RX_ROUTE_QM))
+ break;
+ }
+
+ /* configure RX_ROUTE_QM */
+ wed_clr(dev, MTK_WED_RTQM_GLO_CFG, MTK_WED_RTQM_Q_RST);
+ wed_clr(dev, MTK_WED_RTQM_GLO_CFG, MTK_WED_RTQM_TXDMAD_FPORT);
+ wed_set(dev, MTK_WED_RTQM_GLO_CFG,
+ FIELD_PREP(MTK_WED_RTQM_TXDMAD_FPORT, 0x3 + dev->hw->index));
+ wed_clr(dev, MTK_WED_RTQM_GLO_CFG, MTK_WED_RTQM_Q_RST);
+ /* enable RX_ROUTE_QM */
+ wed_set(dev, MTK_WED_CTRL, MTK_WED_CTRL_RX_ROUTE_QM_EN);
+}
+
static void
mtk_wed_hw_init(struct mtk_wed_device *dev)
{
@@ -498,11 +852,11 @@ mtk_wed_hw_init(struct mtk_wed_device *d
wed_w32(dev, MTK_WED_TX_BM_CTRL,
MTK_WED_TX_BM_CTRL_PAUSE |
FIELD_PREP(MTK_WED_TX_BM_CTRL_VLD_GRP_NUM,
- dev->buf_ring.size / 128) |
+ dev->tx_buf_ring.size / 128) |
FIELD_PREP(MTK_WED_TX_BM_CTRL_RSV_GRP_NUM,
MTK_WED_TX_RING_SIZE / 256));
- wed_w32(dev, MTK_WED_TX_BM_BASE, dev->buf_ring.desc_phys);
+ wed_w32(dev, MTK_WED_TX_BM_BASE, dev->tx_buf_ring.desc_phys);
wed_w32(dev, MTK_WED_TX_BM_BUF_LEN, MTK_WED_PKT_SIZE);
@@ -529,9 +883,9 @@ mtk_wed_hw_init(struct mtk_wed_device *d
wed_w32(dev, MTK_WED_TX_TKID_CTRL,
MTK_WED_TX_TKID_CTRL_PAUSE |
FIELD_PREP(MTK_WED_TX_TKID_CTRL_VLD_GRP_NUM,
- dev->buf_ring.size / 128) |
+ dev->tx_buf_ring.size / 128) |
FIELD_PREP(MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM,
- dev->buf_ring.size / 128));
+ dev->tx_buf_ring.size / 128));
wed_w32(dev, MTK_WED_TX_TKID_DYN_THR,
FIELD_PREP(MTK_WED_TX_TKID_DYN_THR_LO, 0) |
MTK_WED_TX_TKID_DYN_THR_HI);
@@ -539,18 +893,28 @@ mtk_wed_hw_init(struct mtk_wed_device *d
mtk_wed_reset(dev, MTK_WED_RESET_TX_BM);
- if (dev->hw->version == 1)
+ if (dev->hw->version == 1) {
wed_set(dev, MTK_WED_CTRL,
MTK_WED_CTRL_WED_TX_BM_EN |
MTK_WED_CTRL_WED_TX_FREE_AGENT_EN);
- else
+ } else {
wed_clr(dev, MTK_WED_TX_TKID_CTRL, MTK_WED_TX_TKID_CTRL_PAUSE);
+ /* rx hw init */
+ wed_w32(dev, MTK_WED_WPDMA_RX_D_RST_IDX,
+ MTK_WED_WPDMA_RX_D_RST_CRX_IDX |
+ MTK_WED_WPDMA_RX_D_RST_DRV_IDX);
+ wed_w32(dev, MTK_WED_WPDMA_RX_D_RST_IDX, 0);
+
+ mtk_wed_rx_buffer_hw_init(dev);
+ mtk_wed_rro_hw_init(dev);
+ mtk_wed_route_qm_hw_init(dev);
+ }
wed_clr(dev, MTK_WED_TX_BM_CTRL, MTK_WED_TX_BM_CTRL_PAUSE);
}
static void
-mtk_wed_ring_reset(struct mtk_wed_ring *ring, int size)
+mtk_wed_ring_reset(struct mtk_wed_ring *ring, int size, bool tx)
{
void *head = (void *)ring->desc;
int i;
@@ -560,7 +924,10 @@ mtk_wed_ring_reset(struct mtk_wed_ring *
desc = (struct mtk_wdma_desc *)(head + i * ring->desc_size);
desc->buf0 = 0;
- desc->ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE);
+ if (tx)
+ desc->ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE);
+ else
+ desc->ctrl = cpu_to_le32(MTK_WFDMA_DESC_CTRL_TO_HOST);
desc->buf1 = 0;
desc->info = 0;
}
@@ -616,7 +983,8 @@ mtk_wed_reset_dma(struct mtk_wed_device
if (!dev->tx_ring[i].desc)
continue;
- mtk_wed_ring_reset(&dev->tx_ring[i], MTK_WED_TX_RING_SIZE);
+ mtk_wed_ring_reset(&dev->tx_ring[i], MTK_WED_TX_RING_SIZE,
+ true);
}
if (mtk_wed_poll_busy(dev))
@@ -634,6 +1002,9 @@ mtk_wed_reset_dma(struct mtk_wed_device
wdma_w32(dev, MTK_WDMA_RESET_IDX, MTK_WDMA_RESET_IDX_RX);
wdma_w32(dev, MTK_WDMA_RESET_IDX, 0);
+ if (mtk_wed_get_rx_capa(dev))
+ mtk_wdma_rx_reset(dev);
+
if (busy) {
mtk_wed_reset(dev, MTK_WED_RESET_WDMA_INT_AGENT);
mtk_wed_reset(dev, MTK_WED_RESET_WDMA_RX_DRV);
@@ -668,12 +1039,11 @@ mtk_wed_reset_dma(struct mtk_wed_device
MTK_WED_WPDMA_RESET_IDX_RX);
wed_w32(dev, MTK_WED_WPDMA_RESET_IDX, 0);
}
-
}
static int
mtk_wed_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring,
- int size, u32 desc_size)
+ int size, u32 desc_size, bool tx)
{
ring->desc = dma_alloc_coherent(dev->hw->dev, size * desc_size,
&ring->desc_phys, GFP_KERNEL);
@@ -682,7 +1052,7 @@ mtk_wed_ring_alloc(struct mtk_wed_device
ring->desc_size = desc_size;
ring->size = size;
- mtk_wed_ring_reset(ring, size);
+ mtk_wed_ring_reset(ring, size, tx);
return 0;
}
@@ -691,9 +1061,14 @@ static int
mtk_wed_wdma_rx_ring_setup(struct mtk_wed_device *dev, int idx, int size)
{
u32 desc_size = sizeof(struct mtk_wdma_desc) * dev->hw->version;
- struct mtk_wed_ring *wdma = &dev->rx_wdma[idx];
+ struct mtk_wed_ring *wdma;
- if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size))
+ if (idx >= ARRAY_SIZE(dev->rx_wdma))
+ return -EINVAL;
+
+ wdma = &dev->rx_wdma[idx];
+ if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size,
+ true))
return -ENOMEM;
wdma_w32(dev, MTK_WDMA_RING_RX(idx) + MTK_WED_RING_OFS_BASE,
@@ -710,6 +1085,60 @@ mtk_wed_wdma_rx_ring_setup(struct mtk_we
return 0;
}
+static int
+mtk_wed_wdma_tx_ring_setup(struct mtk_wed_device *dev, int idx, int size)
+{
+ u32 desc_size = sizeof(struct mtk_wdma_desc) * dev->hw->version;
+ struct mtk_wed_ring *wdma;
+
+ if (idx >= ARRAY_SIZE(dev->tx_wdma))
+ return -EINVAL;
+
+ wdma = &dev->tx_wdma[idx];
+ if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size,
+ true))
+ return -ENOMEM;
+
+ wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_BASE,
+ wdma->desc_phys);
+ wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_COUNT,
+ size);
+ wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_CPU_IDX, 0);
+ wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_DMA_IDX, 0);
+
+ if (!idx) {
+ wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_BASE,
+ wdma->desc_phys);
+ wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_COUNT,
+ size);
+ wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_CPU_IDX,
+ 0);
+ wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_DMA_IDX,
+ 0);
+ }
+
+ return 0;
+}
+
+static void
+mtk_wed_ppe_check(struct mtk_wed_device *dev, struct sk_buff *skb,
+ u32 reason, u32 hash)
+{
+ struct mtk_eth *eth = dev->hw->eth;
+ struct ethhdr *eh;
+
+ if (!skb)
+ return;
+
+ if (reason != MTK_PPE_CPU_REASON_HIT_UNBIND_RATE_REACHED)
+ return;
+
+ skb_set_mac_header(skb, 0);
+ eh = eth_hdr(skb);
+ skb->protocol = eh->h_proto;
+ mtk_ppe_check_skb(eth->ppe[dev->hw->index], skb, hash);
+}
+
static void
mtk_wed_configure_irq(struct mtk_wed_device *dev, u32 irq_mask)
{
@@ -732,6 +1161,8 @@ mtk_wed_configure_irq(struct mtk_wed_dev
wed_clr(dev, MTK_WED_WDMA_INT_CTRL, wdma_mask);
} else {
+ wdma_mask |= FIELD_PREP(MTK_WDMA_INT_MASK_TX_DONE,
+ GENMASK(1, 0));
/* initail tx interrupt trigger */
wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_TX,
MTK_WED_WPDMA_INT_CTRL_TX0_DONE_EN |
@@ -750,6 +1181,16 @@ mtk_wed_configure_irq(struct mtk_wed_dev
FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_TRIG,
dev->wlan.txfree_tbit));
+ wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_RX,
+ MTK_WED_WPDMA_INT_CTRL_RX0_EN |
+ MTK_WED_WPDMA_INT_CTRL_RX0_CLR |
+ MTK_WED_WPDMA_INT_CTRL_RX1_EN |
+ MTK_WED_WPDMA_INT_CTRL_RX1_CLR |
+ FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_RX0_DONE_TRIG,
+ dev->wlan.rx_tbit[0]) |
+ FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_RX1_DONE_TRIG,
+ dev->wlan.rx_tbit[1]));
+
wed_w32(dev, MTK_WED_WDMA_INT_CLR, wdma_mask);
wed_set(dev, MTK_WED_WDMA_INT_CTRL,
FIELD_PREP(MTK_WED_WDMA_INT_CTRL_POLL_SRC_SEL,
@@ -787,9 +1228,15 @@ mtk_wed_dma_enable(struct mtk_wed_device
wdma_set(dev, MTK_WDMA_GLO_CFG,
MTK_WDMA_GLO_CFG_RX_INFO3_PRERES);
} else {
+ int i;
+
wed_set(dev, MTK_WED_WPDMA_CTRL,
MTK_WED_WPDMA_CTRL_SDL1_FIXED);
+ wed_set(dev, MTK_WED_WDMA_GLO_CFG,
+ MTK_WED_WDMA_GLO_CFG_TX_DRV_EN |
+ MTK_WED_WDMA_GLO_CFG_TX_DDONE_CHK);
+
wed_set(dev, MTK_WED_WPDMA_GLO_CFG,
MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_PKT_PROC |
MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_CRX_SYNC);
@@ -797,6 +1244,15 @@ mtk_wed_dma_enable(struct mtk_wed_device
wed_clr(dev, MTK_WED_WPDMA_GLO_CFG,
MTK_WED_WPDMA_GLO_CFG_TX_TKID_KEEP |
MTK_WED_WPDMA_GLO_CFG_TX_DMAD_DW3_PREV);
+
+ wed_set(dev, MTK_WED_WPDMA_RX_D_GLO_CFG,
+ MTK_WED_WPDMA_RX_D_RX_DRV_EN |
+ FIELD_PREP(MTK_WED_WPDMA_RX_D_RXD_READ_LEN, 0x18) |
+ FIELD_PREP(MTK_WED_WPDMA_RX_D_INIT_PHASE_RXEN_SEL,
+ 0x2));
+
+ for (i = 0; i < MTK_WED_RX_QUEUES; i++)
+ mtk_wed_check_wfdma_rx_fill(dev, i);
}
}
@@ -822,7 +1278,19 @@ mtk_wed_start(struct mtk_wed_device *dev
val |= BIT(0) | (BIT(1) * !!dev->hw->index);
regmap_write(dev->hw->mirror, dev->hw->index * 4, val);
} else {
- mtk_wed_set_512_support(dev, true);
+ /* driver set mid ready and only once */
+ wed_w32(dev, MTK_WED_EXT_INT_MASK1,
+ MTK_WED_EXT_INT_STATUS_WPDMA_MID_RDY);
+ wed_w32(dev, MTK_WED_EXT_INT_MASK2,
+ MTK_WED_EXT_INT_STATUS_WPDMA_MID_RDY);
+
+ wed_r32(dev, MTK_WED_EXT_INT_MASK1);
+ wed_r32(dev, MTK_WED_EXT_INT_MASK2);
+
+ if (mtk_wed_rro_cfg(dev))
+ return;
+
+ mtk_wed_set_512_support(dev, dev->wlan.wcid_512);
}
mtk_wed_dma_enable(dev);
@@ -856,7 +1324,7 @@ mtk_wed_attach(struct mtk_wed_device *de
if (!hw) {
module_put(THIS_MODULE);
ret = -ENODEV;
- goto out;
+ goto unlock;
}
device = dev->wlan.bus_type == MTK_WED_BUS_PCIE
@@ -869,15 +1337,24 @@ mtk_wed_attach(struct mtk_wed_device *de
dev->dev = hw->dev;
dev->irq = hw->irq;
dev->wdma_idx = hw->index;
+ dev->version = hw->version;
if (hw->eth->dma_dev == hw->eth->dev &&
of_dma_is_coherent(hw->eth->dev->of_node))
mtk_eth_set_dma_device(hw->eth, hw->dev);
- ret = mtk_wed_buffer_alloc(dev);
- if (ret) {
- mtk_wed_detach(dev);
+ ret = mtk_wed_tx_buffer_alloc(dev);
+ if (ret)
goto out;
+
+ if (mtk_wed_get_rx_capa(dev)) {
+ ret = mtk_wed_rx_buffer_alloc(dev);
+ if (ret)
+ goto out;
+
+ ret = mtk_wed_rro_alloc(dev);
+ if (ret)
+ goto out;
}
mtk_wed_hw_init_early(dev);
@@ -886,8 +1363,10 @@ mtk_wed_attach(struct mtk_wed_device *de
BIT(hw->index), 0);
else
ret = mtk_wed_wo_init(hw);
-
out:
+ if (ret)
+ mtk_wed_detach(dev);
+unlock:
mutex_unlock(&hw_lock);
return ret;
@@ -910,10 +1389,11 @@ mtk_wed_tx_ring_setup(struct mtk_wed_dev
* WDMA RX.
*/
- BUG_ON(idx >= ARRAY_SIZE(dev->tx_ring));
+ if (WARN_ON(idx >= ARRAY_SIZE(dev->tx_ring)))
+ return -EINVAL;
if (mtk_wed_ring_alloc(dev, ring, MTK_WED_TX_RING_SIZE,
- sizeof(*ring->desc)))
+ sizeof(*ring->desc), true))
return -ENOMEM;
if (mtk_wed_wdma_rx_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE))
@@ -960,6 +1440,37 @@ mtk_wed_txfree_ring_setup(struct mtk_wed
return 0;
}
+static int
+mtk_wed_rx_ring_setup(struct mtk_wed_device *dev, int idx, void __iomem *regs)
+{
+ struct mtk_wed_ring *ring = &dev->rx_ring[idx];
+
+ if (WARN_ON(idx >= ARRAY_SIZE(dev->rx_ring)))
+ return -EINVAL;
+
+ if (mtk_wed_ring_alloc(dev, ring, MTK_WED_RX_RING_SIZE,
+ sizeof(*ring->desc), false))
+ return -ENOMEM;
+
+ if (mtk_wed_wdma_tx_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE))
+ return -ENOMEM;
+
+ ring->reg_base = MTK_WED_RING_RX_DATA(idx);
+ ring->wpdma = regs;
+ ring->flags |= MTK_WED_RING_CONFIGURED;
+
+ /* WPDMA -> WED */
+ wpdma_rx_w32(dev, idx, MTK_WED_RING_OFS_BASE, ring->desc_phys);
+ wpdma_rx_w32(dev, idx, MTK_WED_RING_OFS_COUNT, MTK_WED_RX_RING_SIZE);
+
+ wed_w32(dev, MTK_WED_WPDMA_RING_RX_DATA(idx) + MTK_WED_RING_OFS_BASE,
+ ring->desc_phys);
+ wed_w32(dev, MTK_WED_WPDMA_RING_RX_DATA(idx) + MTK_WED_RING_OFS_COUNT,
+ MTK_WED_RX_RING_SIZE);
+
+ return 0;
+}
+
static u32
mtk_wed_irq_get(struct mtk_wed_device *dev, u32 mask)
{
@@ -1056,7 +1567,9 @@ void mtk_wed_add_hw(struct device_node *
static const struct mtk_wed_ops wed_ops = {
.attach = mtk_wed_attach,
.tx_ring_setup = mtk_wed_tx_ring_setup,
+ .rx_ring_setup = mtk_wed_rx_ring_setup,
.txfree_ring_setup = mtk_wed_txfree_ring_setup,
+ .msg_update = mtk_wed_mcu_msg_update,
.start = mtk_wed_start,
.stop = mtk_wed_stop,
.reset_dma = mtk_wed_reset_dma,
@@ -1065,6 +1578,7 @@ void mtk_wed_add_hw(struct device_node *
.irq_get = mtk_wed_irq_get,
.irq_set_mask = mtk_wed_irq_set_mask,
.detach = mtk_wed_detach,
+ .ppe_check = mtk_wed_ppe_check,
};
struct device_node *eth_np = eth->dev->of_node;
struct platform_device *pdev;
--- a/drivers/net/ethernet/mediatek/mtk_wed.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed.h
@@ -87,6 +87,24 @@ wpdma_tx_w32(struct mtk_wed_device *dev,
}
static inline u32
+wpdma_rx_r32(struct mtk_wed_device *dev, int ring, u32 reg)
+{
+ if (!dev->rx_ring[ring].wpdma)
+ return 0;
+
+ return readl(dev->rx_ring[ring].wpdma + reg);
+}
+
+static inline void
+wpdma_rx_w32(struct mtk_wed_device *dev, int ring, u32 reg, u32 val)
+{
+ if (!dev->rx_ring[ring].wpdma)
+ return;
+
+ writel(val, dev->rx_ring[ring].wpdma + reg);
+}
+
+static inline u32
wpdma_txfree_r32(struct mtk_wed_device *dev, u32 reg)
{
if (!dev->txfree_ring.wpdma)
@@ -128,6 +146,7 @@ static inline int mtk_wed_flow_add(int i
static inline void mtk_wed_flow_remove(int index)
{
}
+
#endif
#ifdef CONFIG_DEBUG_FS
--- a/drivers/net/ethernet/mediatek/mtk_wed_mcu.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed_mcu.c
@@ -10,6 +10,7 @@
#include <linux/of_reserved_mem.h>
#include <linux/mfd/syscon.h>
#include <linux/soc/mediatek/mtk_wed.h>
+#include <asm/unaligned.h>
#include "mtk_wed_regs.h"
#include "mtk_wed_wo.h"
@@ -60,24 +61,37 @@ void mtk_wed_mcu_rx_event(struct mtk_wed
wake_up(&wo->mcu.wait);
}
+static void
+mtk_wed_update_rx_stats(struct mtk_wed_device *wed, struct sk_buff *skb)
+{
+ u32 count = get_unaligned_le32(skb->data);
+ struct mtk_wed_wo_rx_stats *stats;
+ int i;
+
+ if (count * sizeof(*stats) > skb->len - sizeof(u32))
+ return;
+
+ stats = (struct mtk_wed_wo_rx_stats *)(skb->data + sizeof(u32));
+ for (i = 0 ; i < count ; i++)
+ wed->wlan.update_wo_rx_stats(wed, &stats[i]);
+}
+
void mtk_wed_mcu_rx_unsolicited_event(struct mtk_wed_wo *wo,
struct sk_buff *skb)
{
struct mtk_wed_mcu_hdr *hdr = (struct mtk_wed_mcu_hdr *)skb->data;
- switch (hdr->cmd) {
- case MTK_WED_WO_EVT_LOG_DUMP: {
- const char *msg = (const char *)(skb->data + sizeof(*hdr));
+ skb_pull(skb, sizeof(*hdr));
- dev_notice(wo->hw->dev, "%s\n", msg);
+ switch (hdr->cmd) {
+ case MTK_WED_WO_EVT_LOG_DUMP:
+ dev_notice(wo->hw->dev, "%s\n", skb->data);
break;
- }
case MTK_WED_WO_EVT_PROFILING: {
- struct mtk_wed_wo_log_info *info;
- u32 count = (skb->len - sizeof(*hdr)) / sizeof(*info);
+ struct mtk_wed_wo_log_info *info = (void *)skb->data;
+ u32 count = skb->len / sizeof(*info);
int i;
- info = (struct mtk_wed_wo_log_info *)(skb->data + sizeof(*hdr));
for (i = 0 ; i < count ; i++)
dev_notice(wo->hw->dev,
"SN:%u latency: total=%u, rro:%u, mod:%u\n",
@@ -88,6 +102,7 @@ void mtk_wed_mcu_rx_unsolicited_event(st
break;
}
case MTK_WED_WO_EVT_RXCNT_INFO:
+ mtk_wed_update_rx_stats(wo->hw->wed_dev, skb);
break;
default:
break;
@@ -144,6 +159,8 @@ mtk_wed_mcu_parse_response(struct mtk_we
skb_pull(skb, sizeof(*hdr));
switch (cmd) {
case MTK_WED_WO_CMD_RXCNT_INFO:
+ mtk_wed_update_rx_stats(wo->hw->wed_dev, skb);
+ break;
default:
break;
}
@@ -182,6 +199,18 @@ unlock:
return ret;
}
+int mtk_wed_mcu_msg_update(struct mtk_wed_device *dev, int id, void *data,
+ int len)
+{
+ struct mtk_wed_wo *wo = dev->hw->wed_wo;
+
+ if (dev->hw->version == 1)
+ return 0;
+
+ return mtk_wed_mcu_send_msg(wo, MTK_WED_MODULE_ID_WO, id, data, len,
+ true);
+}
+
static int
mtk_wed_get_memory_region(struct mtk_wed_wo *wo,
struct mtk_wed_wo_memory_region *region)
--- a/drivers/net/ethernet/mediatek/mtk_wed_regs.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed_regs.h
@@ -4,6 +4,7 @@
#ifndef __MTK_WED_REGS_H
#define __MTK_WED_REGS_H
+#define MTK_WFDMA_DESC_CTRL_TO_HOST BIT(8)
#define MTK_WDMA_DESC_CTRL_LEN1 GENMASK(14, 0)
#define MTK_WDMA_DESC_CTRL_LEN1_V2 GENMASK(13, 0)
#define MTK_WDMA_DESC_CTRL_LAST_SEG1 BIT(15)
@@ -28,6 +29,8 @@ struct mtk_wdma_desc {
#define MTK_WED_RESET_WED_TX_DMA BIT(12)
#define MTK_WED_RESET_WDMA_RX_DRV BIT(17)
#define MTK_WED_RESET_WDMA_INT_AGENT BIT(19)
+#define MTK_WED_RESET_RX_RRO_QM BIT(20)
+#define MTK_WED_RESET_RX_ROUTE_QM BIT(21)
#define MTK_WED_RESET_WED BIT(31)
#define MTK_WED_CTRL 0x00c
@@ -39,8 +42,12 @@ struct mtk_wdma_desc {
#define MTK_WED_CTRL_WED_TX_BM_BUSY BIT(9)
#define MTK_WED_CTRL_WED_TX_FREE_AGENT_EN BIT(10)
#define MTK_WED_CTRL_WED_TX_FREE_AGENT_BUSY BIT(11)
-#define MTK_WED_CTRL_RESERVE_EN BIT(12)
-#define MTK_WED_CTRL_RESERVE_BUSY BIT(13)
+#define MTK_WED_CTRL_WED_RX_BM_EN BIT(12)
+#define MTK_WED_CTRL_WED_RX_BM_BUSY BIT(13)
+#define MTK_WED_CTRL_RX_RRO_QM_EN BIT(14)
+#define MTK_WED_CTRL_RX_RRO_QM_BUSY BIT(15)
+#define MTK_WED_CTRL_RX_ROUTE_QM_EN BIT(16)
+#define MTK_WED_CTRL_RX_ROUTE_QM_BUSY BIT(17)
#define MTK_WED_CTRL_FINAL_DIDX_READ BIT(24)
#define MTK_WED_CTRL_ETH_DMAD_FMT BIT(25)
#define MTK_WED_CTRL_MIB_READ_CLEAR BIT(28)
@@ -62,6 +69,9 @@ struct mtk_wdma_desc {
#define MTK_WED_EXT_INT_STATUS_TX_DMA_R_RESP_ERR BIT(22)
#define MTK_WED_EXT_INT_STATUS_TX_DMA_W_RESP_ERR BIT(23)
#define MTK_WED_EXT_INT_STATUS_RX_DRV_DMA_RECYCLE BIT(24)
+#define MTK_WED_EXT_INT_STATUS_RX_DRV_GET_BM_DMAD_SKIP BIT(25)
+#define MTK_WED_EXT_INT_STATUS_WPDMA_RX_D_DRV_ERR BIT(26)
+#define MTK_WED_EXT_INT_STATUS_WPDMA_MID_RDY BIT(27)
#define MTK_WED_EXT_INT_STATUS_ERROR_MASK (MTK_WED_EXT_INT_STATUS_TF_LEN_ERR | \
MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD | \
MTK_WED_EXT_INT_STATUS_TKID_TITO_INVALID | \
@@ -71,6 +81,8 @@ struct mtk_wdma_desc {
MTK_WED_EXT_INT_STATUS_TX_DMA_R_RESP_ERR)
#define MTK_WED_EXT_INT_MASK 0x028
+#define MTK_WED_EXT_INT_MASK1 0x02c
+#define MTK_WED_EXT_INT_MASK2 0x030
#define MTK_WED_STATUS 0x060
#define MTK_WED_STATUS_TX GENMASK(15, 8)
@@ -151,6 +163,7 @@ struct mtk_wdma_desc {
#define MTK_WED_RING_TX(_n) (0x300 + (_n) * 0x10)
#define MTK_WED_RING_RX(_n) (0x400 + (_n) * 0x10)
+#define MTK_WED_RING_RX_DATA(_n) (0x420 + (_n) * 0x10)
#define MTK_WED_SCR0 0x3c0
#define MTK_WED_WPDMA_INT_TRIGGER 0x504
@@ -213,6 +226,12 @@ struct mtk_wdma_desc {
#define MTK_WED_WPDMA_INT_CTRL_TX1_DONE_TRIG GENMASK(14, 10)
#define MTK_WED_WPDMA_INT_CTRL_RX 0x534
+#define MTK_WED_WPDMA_INT_CTRL_RX0_EN BIT(0)
+#define MTK_WED_WPDMA_INT_CTRL_RX0_CLR BIT(1)
+#define MTK_WED_WPDMA_INT_CTRL_RX0_DONE_TRIG GENMASK(6, 2)
+#define MTK_WED_WPDMA_INT_CTRL_RX1_EN BIT(8)
+#define MTK_WED_WPDMA_INT_CTRL_RX1_CLR BIT(9)
+#define MTK_WED_WPDMA_INT_CTRL_RX1_DONE_TRIG GENMASK(14, 10)
#define MTK_WED_WPDMA_INT_CTRL_TX_FREE 0x538
#define MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_EN BIT(0)
@@ -242,11 +261,34 @@ struct mtk_wdma_desc {
#define MTK_WED_WPDMA_RING_TX(_n) (0x600 + (_n) * 0x10)
#define MTK_WED_WPDMA_RING_RX(_n) (0x700 + (_n) * 0x10)
+#define MTK_WED_WPDMA_RING_RX_DATA(_n) (0x730 + (_n) * 0x10)
+
+#define MTK_WED_WPDMA_RX_D_GLO_CFG 0x75c
+#define MTK_WED_WPDMA_RX_D_RX_DRV_EN BIT(0)
+#define MTK_WED_WPDMA_RX_D_INIT_PHASE_RXEN_SEL GENMASK(11, 7)
+#define MTK_WED_WPDMA_RX_D_RXD_READ_LEN GENMASK(31, 24)
+
+#define MTK_WED_WPDMA_RX_D_RST_IDX 0x760
+#define MTK_WED_WPDMA_RX_D_RST_CRX_IDX GENMASK(17, 16)
+#define MTK_WED_WPDMA_RX_D_RST_DRV_IDX GENMASK(25, 24)
+
+#define MTK_WED_WPDMA_RX_GLO_CFG 0x76c
+#define MTK_WED_WPDMA_RX_RING 0x770
+
+#define MTK_WED_WPDMA_RX_D_MIB(_n) (0x774 + (_n) * 4)
+#define MTK_WED_WPDMA_RX_D_PROCESSED_MIB(_n) (0x784 + (_n) * 4)
+#define MTK_WED_WPDMA_RX_D_COHERENT_MIB 0x78c
+
+#define MTK_WED_WDMA_RING_TX 0x800
+
+#define MTK_WED_WDMA_TX_MIB 0x810
+
#define MTK_WED_WDMA_RING_RX(_n) (0x900 + (_n) * 0x10)
#define MTK_WED_WDMA_RX_THRES(_n) (0x940 + (_n) * 0x4)
#define MTK_WED_WDMA_GLO_CFG 0xa04
#define MTK_WED_WDMA_GLO_CFG_TX_DRV_EN BIT(0)
+#define MTK_WED_WDMA_GLO_CFG_TX_DDONE_CHK BIT(1)
#define MTK_WED_WDMA_GLO_CFG_RX_DRV_EN BIT(2)
#define MTK_WED_WDMA_GLO_CFG_RX_DRV_BUSY BIT(3)
#define MTK_WED_WDMA_GLO_CFG_BT_SIZE GENMASK(5, 4)
@@ -291,6 +333,20 @@ struct mtk_wdma_desc {
#define MTK_WED_WDMA_RX_RECYCLE_MIB(_n) (0xae8 + (_n) * 4)
#define MTK_WED_WDMA_RX_PROCESSED_MIB(_n) (0xaf0 + (_n) * 4)
+#define MTK_WED_RX_BM_RX_DMAD 0xd80
+#define MTK_WED_RX_BM_RX_DMAD_SDL0 GENMASK(13, 0)
+
+#define MTK_WED_RX_BM_BASE 0xd84
+#define MTK_WED_RX_BM_INIT_PTR 0xd88
+#define MTK_WED_RX_BM_SW_TAIL GENMASK(15, 0)
+#define MTK_WED_RX_BM_INIT_SW_TAIL BIT(16)
+
+#define MTK_WED_RX_PTR 0xd8c
+
+#define MTK_WED_RX_BM_DYN_ALLOC_TH 0xdb4
+#define MTK_WED_RX_BM_DYN_ALLOC_TH_H GENMASK(31, 16)
+#define MTK_WED_RX_BM_DYN_ALLOC_TH_L GENMASK(15, 0)
+
#define MTK_WED_RING_OFS_BASE 0x00
#define MTK_WED_RING_OFS_COUNT 0x04
#define MTK_WED_RING_OFS_CPU_IDX 0x08
@@ -301,7 +357,9 @@ struct mtk_wdma_desc {
#define MTK_WDMA_GLO_CFG 0x204
#define MTK_WDMA_GLO_CFG_TX_DMA_EN BIT(0)
+#define MTK_WDMA_GLO_CFG_TX_DMA_BUSY BIT(1)
#define MTK_WDMA_GLO_CFG_RX_DMA_EN BIT(2)
+#define MTK_WDMA_GLO_CFG_RX_DMA_BUSY BIT(3)
#define MTK_WDMA_GLO_CFG_RX_INFO3_PRERES BIT(26)
#define MTK_WDMA_GLO_CFG_RX_INFO2_PRERES BIT(27)
#define MTK_WDMA_GLO_CFG_RX_INFO1_PRERES BIT(28)
@@ -330,4 +388,70 @@ struct mtk_wdma_desc {
/* DMA channel mapping */
#define HIFSYS_DMA_AG_MAP 0x008
+#define MTK_WED_RTQM_GLO_CFG 0xb00
+#define MTK_WED_RTQM_BUSY BIT(1)
+#define MTK_WED_RTQM_Q_RST BIT(2)
+#define MTK_WED_RTQM_Q_DBG_BYPASS BIT(5)
+#define MTK_WED_RTQM_TXDMAD_FPORT GENMASK(23, 20)
+
+#define MTK_WED_RTQM_R2H_MIB(_n) (0xb70 + (_n) * 0x4)
+#define MTK_WED_RTQM_R2Q_MIB(_n) (0xb78 + (_n) * 0x4)
+#define MTK_WED_RTQM_Q2N_MIB 0xb80
+#define MTK_WED_RTQM_Q2H_MIB(_n) (0xb84 + (_n) * 0x4)
+
+#define MTK_WED_RTQM_Q2B_MIB 0xb8c
+#define MTK_WED_RTQM_PFDBK_MIB 0xb90
+
+#define MTK_WED_RROQM_GLO_CFG 0xc04
+#define MTK_WED_RROQM_RST_IDX 0xc08
+#define MTK_WED_RROQM_RST_IDX_MIOD BIT(0)
+#define MTK_WED_RROQM_RST_IDX_FDBK BIT(4)
+
+#define MTK_WED_RROQM_MIOD_CTRL0 0xc40
+#define MTK_WED_RROQM_MIOD_CTRL1 0xc44
+#define MTK_WED_RROQM_MIOD_CNT GENMASK(11, 0)
+
+#define MTK_WED_RROQM_MIOD_CTRL2 0xc48
+#define MTK_WED_RROQM_MIOD_CTRL3 0xc4c
+
+#define MTK_WED_RROQM_FDBK_CTRL0 0xc50
+#define MTK_WED_RROQM_FDBK_CTRL1 0xc54
+#define MTK_WED_RROQM_FDBK_CNT GENMASK(11, 0)
+
+#define MTK_WED_RROQM_FDBK_CTRL2 0xc58
+
+#define MTK_WED_RROQ_BASE_L 0xc80
+#define MTK_WED_RROQ_BASE_H 0xc84
+
+#define MTK_WED_RROQM_MIOD_CFG 0xc8c
+#define MTK_WED_RROQM_MIOD_MID_DW GENMASK(5, 0)
+#define MTK_WED_RROQM_MIOD_MOD_DW GENMASK(13, 8)
+#define MTK_WED_RROQM_MIOD_ENTRY_DW GENMASK(22, 16)
+
+#define MTK_WED_RROQM_MID_MIB 0xcc0
+#define MTK_WED_RROQM_MOD_MIB 0xcc4
+#define MTK_WED_RROQM_MOD_COHERENT_MIB 0xcc8
+#define MTK_WED_RROQM_FDBK_MIB 0xcd0
+#define MTK_WED_RROQM_FDBK_COHERENT_MIB 0xcd4
+#define MTK_WED_RROQM_FDBK_IND_MIB 0xce0
+#define MTK_WED_RROQM_FDBK_ENQ_MIB 0xce4
+#define MTK_WED_RROQM_FDBK_ANC_MIB 0xce8
+#define MTK_WED_RROQM_FDBK_ANC2H_MIB 0xcec
+
+#define MTK_WED_RX_BM_RX_DMAD 0xd80
+#define MTK_WED_RX_BM_BASE 0xd84
+#define MTK_WED_RX_BM_INIT_PTR 0xd88
+#define MTK_WED_RX_BM_PTR 0xd8c
+#define MTK_WED_RX_BM_PTR_HEAD GENMASK(32, 16)
+#define MTK_WED_RX_BM_PTR_TAIL GENMASK(15, 0)
+
+#define MTK_WED_RX_BM_BLEN 0xd90
+#define MTK_WED_RX_BM_STS 0xd94
+#define MTK_WED_RX_BM_INTF2 0xd98
+#define MTK_WED_RX_BM_INTF 0xd9c
+#define MTK_WED_RX_BM_ERR_STS 0xda8
+
+#define MTK_WED_WOCPU_VIEW_MIOD_BASE 0x8000
+#define MTK_WED_PCIE_INT_MASK 0x0
+
#endif
--- a/drivers/net/ethernet/mediatek/mtk_wed_wo.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.h
@@ -49,6 +49,10 @@ enum {
MTK_WED_WARP_CMD_FLAG_FROM_TO_WO = BIT(2),
};
+#define MTK_WED_WO_CPU_MCUSYS_RESET_ADDR 0x15194050
+#define MTK_WED_WO_CPU_WO0_MCUSYS_RESET_MASK 0x20
+#define MTK_WED_WO_CPU_WO1_MCUSYS_RESET_MASK 0x1
+
enum {
MTK_WED_WO_REGION_EMI,
MTK_WED_WO_REGION_ILM,
@@ -57,6 +61,28 @@ enum {
__MTK_WED_WO_REGION_MAX,
};
+enum mtk_wed_wo_state {
+ MTK_WED_WO_STATE_UNDEFINED,
+ MTK_WED_WO_STATE_INIT,
+ MTK_WED_WO_STATE_ENABLE,
+ MTK_WED_WO_STATE_DISABLE,
+ MTK_WED_WO_STATE_HALT,
+ MTK_WED_WO_STATE_GATING,
+ MTK_WED_WO_STATE_SER_RESET,
+ MTK_WED_WO_STATE_WF_RESET,
+};
+
+enum mtk_wed_wo_done_state {
+ MTK_WED_WOIF_UNDEFINED,
+ MTK_WED_WOIF_DISABLE_DONE,
+ MTK_WED_WOIF_TRIGGER_ENABLE,
+ MTK_WED_WOIF_ENABLE_DONE,
+ MTK_WED_WOIF_TRIGGER_GATING,
+ MTK_WED_WOIF_GATING_DONE,
+ MTK_WED_WOIF_TRIGGER_HALT,
+ MTK_WED_WOIF_HALT_DONE,
+};
+
enum mtk_wed_dummy_cr_idx {
MTK_WED_DUMMY_CR_FWDL,
MTK_WED_DUMMY_CR_WO_STATUS,
@@ -245,6 +271,8 @@ void mtk_wed_mcu_rx_unsolicited_event(st
struct sk_buff *skb);
int mtk_wed_mcu_send_msg(struct mtk_wed_wo *wo, int id, int cmd,
const void *data, int len, bool wait_resp);
+int mtk_wed_mcu_msg_update(struct mtk_wed_device *dev, int id, void *data,
+ int len);
int mtk_wed_mcu_init(struct mtk_wed_wo *wo);
int mtk_wed_wo_init(struct mtk_wed_hw *hw);
void mtk_wed_wo_deinit(struct mtk_wed_hw *hw);
--- a/include/linux/soc/mediatek/mtk_wed.h
+++ b/include/linux/soc/mediatek/mtk_wed.h
@@ -5,10 +5,13 @@
#include <linux/rcupdate.h>
#include <linux/regmap.h>
#include <linux/pci.h>
+#include <linux/skbuff.h>
#define MTK_WED_TX_QUEUES 2
#define MTK_WED_RX_QUEUES 2
+#define WED_WO_STA_REC 0x6
+
struct mtk_wed_hw;
struct mtk_wdma_desc;
@@ -41,21 +44,37 @@ enum mtk_wed_wo_cmd {
MTK_WED_WO_CMD_WED_END
};
+struct mtk_rxbm_desc {
+ __le32 buf0;
+ __le32 token;
+} __packed __aligned(4);
+
enum mtk_wed_bus_tye {
MTK_WED_BUS_PCIE,
MTK_WED_BUS_AXI,
};
+#define MTK_WED_RING_CONFIGURED BIT(0)
struct mtk_wed_ring {
struct mtk_wdma_desc *desc;
dma_addr_t desc_phys;
u32 desc_size;
int size;
+ u32 flags;
u32 reg_base;
void __iomem *wpdma;
};
+struct mtk_wed_wo_rx_stats {
+ __le16 wlan_idx;
+ __le16 tid;
+ __le32 rx_pkt_cnt;
+ __le32 rx_byte_cnt;
+ __le32 rx_err_cnt;
+ __le32 rx_drop_cnt;
+};
+
struct mtk_wed_device {
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
const struct mtk_wed_ops *ops;
@@ -64,9 +83,12 @@ struct mtk_wed_device {
bool init_done, running;
int wdma_idx;
int irq;
+ u8 version;
struct mtk_wed_ring tx_ring[MTK_WED_TX_QUEUES];
+ struct mtk_wed_ring rx_ring[MTK_WED_RX_QUEUES];
struct mtk_wed_ring txfree_ring;
+ struct mtk_wed_ring tx_wdma[MTK_WED_TX_QUEUES];
struct mtk_wed_ring rx_wdma[MTK_WED_RX_QUEUES];
struct {
@@ -74,7 +96,20 @@ struct mtk_wed_device {
void **pages;
struct mtk_wdma_desc *desc;
dma_addr_t desc_phys;
- } buf_ring;
+ } tx_buf_ring;
+
+ struct {
+ int size;
+ struct page_frag_cache rx_page;
+ struct mtk_rxbm_desc *desc;
+ dma_addr_t desc_phys;
+ } rx_buf_ring;
+
+ struct {
+ struct mtk_wed_ring ring;
+ dma_addr_t miod_phys;
+ dma_addr_t fdbk_phys;
+ } rro;
/* filled by driver: */
struct {
@@ -83,22 +118,36 @@ struct mtk_wed_device {
struct pci_dev *pci_dev;
};
enum mtk_wed_bus_tye bus_type;
+ void __iomem *base;
+ u32 phy_base;
u32 wpdma_phys;
u32 wpdma_int;
u32 wpdma_mask;
u32 wpdma_tx;
u32 wpdma_txfree;
+ u32 wpdma_rx_glo;
+ u32 wpdma_rx;
+
+ bool wcid_512;
u16 token_start;
unsigned int nbuf;
+ unsigned int rx_nbuf;
+ unsigned int rx_npkt;
+ unsigned int rx_size;
u8 tx_tbit[MTK_WED_TX_QUEUES];
+ u8 rx_tbit[MTK_WED_RX_QUEUES];
u8 txfree_tbit;
u32 (*init_buf)(void *ptr, dma_addr_t phys, int token_id);
int (*offload_enable)(struct mtk_wed_device *wed);
void (*offload_disable)(struct mtk_wed_device *wed);
+ u32 (*init_rx_buf)(struct mtk_wed_device *wed, int size);
+ void (*release_rx_buf)(struct mtk_wed_device *wed);
+ void (*update_wo_rx_stats)(struct mtk_wed_device *wed,
+ struct mtk_wed_wo_rx_stats *stats);
} wlan;
#endif
};
@@ -107,9 +156,15 @@ struct mtk_wed_ops {
int (*attach)(struct mtk_wed_device *dev);
int (*tx_ring_setup)(struct mtk_wed_device *dev, int ring,
void __iomem *regs);
+ int (*rx_ring_setup)(struct mtk_wed_device *dev, int ring,
+ void __iomem *regs);
int (*txfree_ring_setup)(struct mtk_wed_device *dev,
void __iomem *regs);
+ int (*msg_update)(struct mtk_wed_device *dev, int cmd_id,
+ void *data, int len);
void (*detach)(struct mtk_wed_device *dev);
+ void (*ppe_check)(struct mtk_wed_device *dev, struct sk_buff *skb,
+ u32 reason, u32 hash);
void (*stop)(struct mtk_wed_device *dev);
void (*start)(struct mtk_wed_device *dev, u32 irq_mask);
@@ -144,6 +199,16 @@ mtk_wed_device_attach(struct mtk_wed_dev
return ret;
}
+static inline bool
+mtk_wed_get_rx_capa(struct mtk_wed_device *dev)
+{
+#ifdef CONFIG_NET_MEDIATEK_SOC_WED
+ return dev->version != 1;
+#else
+ return false;
+#endif
+}
+
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
#define mtk_wed_device_active(_dev) !!(_dev)->ops
#define mtk_wed_device_detach(_dev) (_dev)->ops->detach(_dev)
@@ -160,6 +225,12 @@ mtk_wed_device_attach(struct mtk_wed_dev
(_dev)->ops->irq_get(_dev, _mask)
#define mtk_wed_device_irq_set_mask(_dev, _mask) \
(_dev)->ops->irq_set_mask(_dev, _mask)
+#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs) \
+ (_dev)->ops->rx_ring_setup(_dev, _ring, _regs)
+#define mtk_wed_device_ppe_check(_dev, _skb, _reason, _hash) \
+ (_dev)->ops->ppe_check(_dev, _skb, _reason, _hash)
+#define mtk_wed_device_update_msg(_dev, _id, _msg, _len) \
+ (_dev)->ops->msg_update(_dev, _id, _msg, _len)
#else
static inline bool mtk_wed_device_active(struct mtk_wed_device *dev)
{
@@ -173,6 +244,9 @@ static inline bool mtk_wed_device_active
#define mtk_wed_device_reg_write(_dev, _reg, _val) do {} while (0)
#define mtk_wed_device_irq_get(_dev, _mask) 0
#define mtk_wed_device_irq_set_mask(_dev, _mask) do {} while (0)
+#define mtk_wed_device_rx_ring_setup(_dev, _ring, _regs) -ENODEV
+#define mtk_wed_device_ppe_check(_dev, _skb, _reason, _hash) do {} while (0)
+#define mtk_wed_device_update_msg(_dev, _id, _msg, _len) -ENODEV
#endif
#endif
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