lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-Id: <99a77ff87d6cf4d268e4e4a0ab77eb1033e51168.1663087836.git.lorenzo@kernel.org> Date: Tue, 13 Sep 2022 19:00:59 +0200 From: Lorenzo Bianconi <lorenzo@...nel.org> To: netdev@...r.kernel.org Cc: nbd@....name, john@...ozen.org, sean.wang@...iatek.com, Mark-MC.Lee@...iatek.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, matthias.bgg@...il.com, linux-mediatek@...ts.infradead.org, lorenzo.bianconi@...hat.com, Bo.Jiao@...iatek.com, sujuan.chen@...iatek.com, ryder.Lee@...iatek.com, evelyn.tsai@...iatek.com, devicetree@...r.kernel.org, robh@...nel.org, daniel@...rotopia.org Subject: [PATCH v2 net-next 09/11] net: ethernet: mtk_eth_wed: add wed support for mt7986 chipset Introduce Wireless Etherne Dispatcher support on transmission side for mt7986 chipset Tested-by: Daniel Golle <daniel@...rotopia.org> Co-developed-by: Bo Jiao <Bo.Jiao@...iatek.com> Signed-off-by: Bo Jiao <Bo.Jiao@...iatek.com> Co-developed-by: Sujuan Chen <sujuan.chen@...iatek.com> Signed-off-by: Sujuan Chen <sujuan.chen@...iatek.com> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org> --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 34 +- drivers/net/ethernet/mediatek/mtk_wed.c | 371 ++++++++++++++---- drivers/net/ethernet/mediatek/mtk_wed.h | 8 +- .../net/ethernet/mediatek/mtk_wed_debugfs.c | 3 + drivers/net/ethernet/mediatek/mtk_wed_regs.h | 81 +++- include/linux/soc/mediatek/mtk_wed.h | 8 + 6 files changed, 408 insertions(+), 97 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index b4bccd42a22c..f706924b249b 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -3944,6 +3944,7 @@ void mtk_eth_set_dma_device(struct mtk_eth *eth, struct device *dma_dev) static int mtk_probe(struct platform_device *pdev) { + struct resource *res = NULL; struct device_node *mac_np; struct mtk_eth *eth; int err, i; @@ -4024,16 +4025,31 @@ static int mtk_probe(struct platform_device *pdev) } } - for (i = 0;; i++) { - struct device_node *np = of_parse_phandle(pdev->dev.of_node, - "mediatek,wed", i); - void __iomem *wdma; - - if (!np || i >= ARRAY_SIZE(eth->soc->reg_map->wdma_base)) - break; + if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) { + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; + } - wdma = eth->base + eth->soc->reg_map->wdma_base[i]; - mtk_wed_add_hw(np, eth, wdma, i); + if (eth->soc->offload_version) { + for (i = 0;; i++) { + struct device_node *np; + phys_addr_t wdma_phy; + u32 wdma_base; + + if (i >= ARRAY_SIZE(eth->soc->reg_map->wdma_base)) + break; + + np = of_parse_phandle(pdev->dev.of_node, + "mediatek,wed", i); + if (!np) + break; + + wdma_base = eth->soc->reg_map->wdma_base[i]; + wdma_phy = res ? res->start + wdma_base : 0; + mtk_wed_add_hw(np, eth, eth->base + wdma_base, + wdma_phy, i); + } } for (i = 0; i < 3; i++) { diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c index d1ef5b563ddf..c14e7023333e 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed.c +++ b/drivers/net/ethernet/mediatek/mtk_wed.c @@ -25,6 +25,11 @@ #define MTK_WED_TX_RING_SIZE 2048 #define MTK_WED_WDMA_RING_SIZE 1024 +#define MTK_WED_MAX_GROUP_SIZE 0x100 +#define MTK_WED_VLD_GROUP_SIZE 0x40 +#define MTK_WED_PER_GROUP_PKT 128 + +#define MTK_WED_FBUF_SIZE 128 static struct mtk_wed_hw *hw_list[2]; static DEFINE_MUTEX(hw_lock); @@ -150,10 +155,17 @@ mtk_wed_buffer_alloc(struct mtk_wed_device *dev) desc->buf0 = cpu_to_le32(buf_phys); desc->buf1 = cpu_to_le32(buf_phys + txd_size); - ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) | - FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1, - MTK_WED_BUF_SIZE - txd_size) | - MTK_WDMA_DESC_CTRL_LAST_SEG1; + + if (dev->hw->version == 1) + ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) | + FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1, + MTK_WED_BUF_SIZE - txd_size) | + MTK_WDMA_DESC_CTRL_LAST_SEG1; + else + ctrl = FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN0, txd_size) | + FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1_V2, + MTK_WED_BUF_SIZE - txd_size) | + MTK_WDMA_DESC_CTRL_LAST_SEG0; desc->ctrl = cpu_to_le32(ctrl); desc->info = 0; desc++; @@ -209,7 +221,7 @@ mtk_wed_free_ring(struct mtk_wed_device *dev, struct mtk_wed_ring *ring) if (!ring->desc) return; - dma_free_coherent(dev->hw->dev, ring->size * sizeof(*ring->desc), + dma_free_coherent(dev->hw->dev, ring->size * ring->desc_size, ring->desc, ring->desc_phys); } @@ -229,6 +241,14 @@ mtk_wed_set_ext_int(struct mtk_wed_device *dev, bool en) { u32 mask = MTK_WED_EXT_INT_STATUS_ERROR_MASK; + if (dev->hw->version == 1) + mask |= MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR; + else + mask |= MTK_WED_EXT_INT_STATUS_RX_FBUF_LO_TH | + MTK_WED_EXT_INT_STATUS_RX_FBUF_HI_TH | + MTK_WED_EXT_INT_STATUS_RX_DRV_COHERENT | + MTK_WED_EXT_INT_STATUS_TX_DMA_W_RESP_ERR; + if (!dev->hw->num_flows) mask &= ~MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD; @@ -236,6 +256,20 @@ mtk_wed_set_ext_int(struct mtk_wed_device *dev, bool en) wed_r32(dev, MTK_WED_EXT_INT_MASK); } +static void +mtk_wed_set_512_support(struct mtk_wed_device *dev, bool enable) +{ + if (enable) { + wed_w32(dev, MTK_WED_TXDP_CTRL, MTK_WED_TXDP_DW9_OVERWR); + wed_w32(dev, MTK_WED_TXP_DW1, + FIELD_PREP(MTK_WED_WPDMA_WRITE_TXP, 0x0103)); + } else { + wed_w32(dev, MTK_WED_TXP_DW1, + FIELD_PREP(MTK_WED_WPDMA_WRITE_TXP, 0x0100)); + wed_clr(dev, MTK_WED_TXDP_CTRL, MTK_WED_TXDP_DW9_OVERWR); + } +} + static void mtk_wed_dma_disable(struct mtk_wed_device *dev) { @@ -249,12 +283,22 @@ mtk_wed_dma_disable(struct mtk_wed_device *dev) MTK_WED_GLO_CFG_TX_DMA_EN | MTK_WED_GLO_CFG_RX_DMA_EN); - regmap_write(dev->hw->mirror, dev->hw->index * 4, 0); wdma_m32(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 | - MTK_WDMA_GLO_CFG_RX_INFO3_PRERES, 0); + MTK_WDMA_GLO_CFG_RX_INFO2_PRERES, 0); + + 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); + } 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); + + mtk_wed_set_512_support(dev, false); + } } static void @@ -293,7 +337,7 @@ mtk_wed_detach(struct mtk_wed_device *dev) mtk_wed_free_buffer(dev); mtk_wed_free_tx_rings(dev); - if (of_dma_is_coherent(wlan_node)) + if (of_dma_is_coherent(wlan_node) && hw->hifsys) regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP, BIT(hw->index), BIT(hw->index)); @@ -308,14 +352,69 @@ mtk_wed_detach(struct mtk_wed_device *dev) mutex_unlock(&hw_lock); } +#define PCIE_BASE_ADDR0 0x11280000 +static void +mtk_wed_bus_init(struct mtk_wed_device *dev) +{ + struct device_node *np = dev->hw->eth->dev->of_node; + struct regmap *regs; + u32 val; + + regs = syscon_regmap_lookup_by_phandle(np, "mediatek,wed-pcie"); + if (IS_ERR(regs)) + return; + + regmap_update_bits(regs, 0, BIT(0), BIT(0)); + + wed_w32(dev, MTK_WED_PCIE_INT_CTRL, + FIELD_PREP(MTK_WED_PCIE_INT_CTRL_POLL_EN, 2)); + + /* pcie interrupt control: pola/source selection */ + wed_set(dev, MTK_WED_PCIE_INT_CTRL, + MTK_WED_PCIE_INT_CTRL_MSK_EN_POLA | + FIELD_PREP(MTK_WED_PCIE_INT_CTRL_SRC_SEL, 1)); + wed_r32(dev, MTK_WED_PCIE_INT_CTRL); + + val = wed_r32(dev, MTK_WED_PCIE_CFG_INTM); + val = wed_r32(dev, MTK_WED_PCIE_CFG_BASE); + wed_w32(dev, MTK_WED_PCIE_CFG_INTM, PCIE_BASE_ADDR0 | 0x180); + wed_w32(dev, MTK_WED_PCIE_CFG_BASE, PCIE_BASE_ADDR0 | 0x184); + + val = wed_r32(dev, MTK_WED_PCIE_CFG_INTM); + val = wed_r32(dev, MTK_WED_PCIE_CFG_BASE); + + /* pcie interrupt status trigger register */ + wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER, BIT(24)); + wed_r32(dev, MTK_WED_PCIE_INT_TRIGGER); + + /* pola setting */ + val = wed_r32(dev, MTK_WED_PCIE_INT_CTRL); + wed_set(dev, MTK_WED_PCIE_INT_CTRL, MTK_WED_PCIE_INT_CTRL_MSK_EN_POLA); +} + +static void +mtk_wed_set_wpdma(struct mtk_wed_device *dev) +{ + if (dev->hw->version == 1) { + wed_w32(dev, MTK_WED_WPDMA_CFG_BASE, dev->wlan.wpdma_phys); + } 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); + } +} + static void mtk_wed_hw_init_early(struct mtk_wed_device *dev) { u32 mask, set; - u32 offset; mtk_wed_stop(dev); mtk_wed_reset(dev, MTK_WED_RESET_WED); + mtk_wed_set_wpdma(dev); mask = MTK_WED_WDMA_GLO_CFG_BT_SIZE | MTK_WED_WDMA_GLO_CFG_DYNAMIC_DMAD_RECYCLE | @@ -325,17 +424,33 @@ mtk_wed_hw_init_early(struct mtk_wed_device *dev) MTK_WED_WDMA_GLO_CFG_IDLE_DMAD_SUPPLY; wed_m32(dev, MTK_WED_WDMA_GLO_CFG, mask, set); - wdma_set(dev, MTK_WDMA_GLO_CFG, - MTK_WDMA_GLO_CFG_RX_INFO1_PRERES | - MTK_WDMA_GLO_CFG_RX_INFO2_PRERES | - MTK_WDMA_GLO_CFG_RX_INFO3_PRERES); + if (dev->hw->version == 1) { + u32 offset = dev->hw->index ? 0x04000400 : 0; - offset = dev->hw->index ? 0x04000400 : 0; - wed_w32(dev, MTK_WED_WDMA_OFFSET0, 0x2a042a20 + offset); - wed_w32(dev, MTK_WED_WDMA_OFFSET1, 0x29002800 + offset); + wdma_set(dev, MTK_WDMA_GLO_CFG, + MTK_WDMA_GLO_CFG_RX_INFO1_PRERES | + MTK_WDMA_GLO_CFG_RX_INFO2_PRERES | + MTK_WDMA_GLO_CFG_RX_INFO3_PRERES); - wed_w32(dev, MTK_WED_PCIE_CFG_BASE, MTK_PCIE_BASE(dev->hw->index)); - wed_w32(dev, MTK_WED_WPDMA_CFG_BASE, dev->wlan.wpdma_phys); + wed_w32(dev, MTK_WED_WDMA_OFFSET0, 0x2a042a20 + offset); + wed_w32(dev, MTK_WED_WDMA_OFFSET1, 0x29002800 + offset); + wed_w32(dev, MTK_WED_PCIE_CFG_BASE, + MTK_PCIE_BASE(dev->hw->index)); + } else { + wed_w32(dev, MTK_WED_WDMA_CFG_BASE, dev->hw->wdma_phy); + wed_set(dev, MTK_WED_CTRL, MTK_WED_CTRL_ETH_DMAD_FMT); + wed_w32(dev, MTK_WED_WDMA_OFFSET0, + FIELD_PREP(MTK_WED_WDMA_OFST0_GLO_INTS, + MTK_WDMA_INT_STATUS) | + FIELD_PREP(MTK_WED_WDMA_OFST0_GLO_CFG, + MTK_WDMA_GLO_CFG)); + + wed_w32(dev, MTK_WED_WDMA_OFFSET1, + FIELD_PREP(MTK_WED_WDMA_OFST1_TX_CTRL, + MTK_WDMA_RING_TX(0)) | + FIELD_PREP(MTK_WED_WDMA_OFST1_RX_CTRL, + MTK_WDMA_RING_RX(0))); + } } static void @@ -355,37 +470,65 @@ mtk_wed_hw_init(struct mtk_wed_device *dev) wed_w32(dev, MTK_WED_TX_BM_BASE, dev->buf_ring.desc_phys); - wed_w32(dev, MTK_WED_TX_BM_TKID, - FIELD_PREP(MTK_WED_TX_BM_TKID_START, - dev->wlan.token_start) | - FIELD_PREP(MTK_WED_TX_BM_TKID_END, - dev->wlan.token_start + dev->wlan.nbuf - 1)); - wed_w32(dev, MTK_WED_TX_BM_BUF_LEN, MTK_WED_PKT_SIZE); - wed_w32(dev, MTK_WED_TX_BM_DYN_THR, - FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO, 1) | - MTK_WED_TX_BM_DYN_THR_HI); + if (dev->hw->version == 1) { + wed_w32(dev, MTK_WED_TX_BM_TKID, + FIELD_PREP(MTK_WED_TX_BM_TKID_START, + dev->wlan.token_start) | + FIELD_PREP(MTK_WED_TX_BM_TKID_END, + dev->wlan.token_start + + dev->wlan.nbuf - 1)); + wed_w32(dev, MTK_WED_TX_BM_DYN_THR, + FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO, 1) | + MTK_WED_TX_BM_DYN_THR_HI); + } else { + wed_w32(dev, MTK_WED_TX_BM_TKID_V2, + FIELD_PREP(MTK_WED_TX_BM_TKID_START, + dev->wlan.token_start) | + FIELD_PREP(MTK_WED_TX_BM_TKID_END, + dev->wlan.token_start + + dev->wlan.nbuf - 1)); + wed_w32(dev, MTK_WED_TX_BM_DYN_THR, + FIELD_PREP(MTK_WED_TX_BM_DYN_THR_LO_V2, 0) | + MTK_WED_TX_BM_DYN_THR_HI_V2); + 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) | + FIELD_PREP(MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM, + dev->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); + } mtk_wed_reset(dev, MTK_WED_RESET_TX_BM); - wed_set(dev, MTK_WED_CTRL, - MTK_WED_CTRL_WED_TX_BM_EN | - MTK_WED_CTRL_WED_TX_FREE_AGENT_EN); + 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 + wed_clr(dev, MTK_WED_TX_TKID_CTRL, MTK_WED_TX_TKID_CTRL_PAUSE); wed_clr(dev, MTK_WED_TX_BM_CTRL, MTK_WED_TX_BM_CTRL_PAUSE); } static void -mtk_wed_ring_reset(struct mtk_wdma_desc *desc, int size) +mtk_wed_ring_reset(struct mtk_wed_ring *ring, int size) { + void *head = (void *)ring->desc; int i; for (i = 0; i < size; i++) { - desc[i].buf0 = 0; - desc[i].ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE); - desc[i].buf1 = 0; - desc[i].info = 0; + struct mtk_wdma_desc *desc; + + desc = (struct mtk_wdma_desc *)(head + i * ring->desc_size); + desc->buf0 = 0; + desc->ctrl = cpu_to_le32(MTK_WDMA_DESC_CTRL_DMA_DONE); + desc->buf1 = 0; + desc->info = 0; } } @@ -436,12 +579,10 @@ mtk_wed_reset_dma(struct mtk_wed_device *dev) int i; for (i = 0; i < ARRAY_SIZE(dev->tx_ring); i++) { - struct mtk_wdma_desc *desc = dev->tx_ring[i].desc; - - if (!desc) + if (!dev->tx_ring[i].desc) continue; - mtk_wed_ring_reset(desc, MTK_WED_TX_RING_SIZE); + mtk_wed_ring_reset(&dev->tx_ring[i], MTK_WED_TX_RING_SIZE); } if (mtk_wed_poll_busy(dev)) @@ -498,16 +639,16 @@ mtk_wed_reset_dma(struct mtk_wed_device *dev) static int mtk_wed_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring, - int size) + int size, u32 desc_size) { - ring->desc = dma_alloc_coherent(dev->hw->dev, - size * sizeof(*ring->desc), + ring->desc = dma_alloc_coherent(dev->hw->dev, size * desc_size, &ring->desc_phys, GFP_KERNEL); if (!ring->desc) return -ENOMEM; + ring->desc_size = desc_size; ring->size = size; - mtk_wed_ring_reset(ring->desc, size); + mtk_wed_ring_reset(ring, size); return 0; } @@ -515,9 +656,10 @@ mtk_wed_ring_alloc(struct mtk_wed_device *dev, struct mtk_wed_ring *ring, static int mtk_wed_wdma_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->tx_wdma[idx]; - if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE)) + if (mtk_wed_ring_alloc(dev, wdma, MTK_WED_WDMA_RING_SIZE, desc_size)) return -ENOMEM; wdma_w32(dev, MTK_WDMA_RING_RX(idx) + MTK_WED_RING_OFS_BASE, @@ -546,16 +688,41 @@ mtk_wed_configure_irq(struct mtk_wed_device *dev, u32 irq_mask) MTK_WED_CTRL_WED_TX_BM_EN | MTK_WED_CTRL_WED_TX_FREE_AGENT_EN); - wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER, - MTK_WED_PCIE_INT_TRIGGER_STATUS); + if (dev->hw->version == 1) { + wed_w32(dev, MTK_WED_PCIE_INT_TRIGGER, + MTK_WED_PCIE_INT_TRIGGER_STATUS); - wed_w32(dev, MTK_WED_WPDMA_INT_TRIGGER, - MTK_WED_WPDMA_INT_TRIGGER_RX_DONE | - MTK_WED_WPDMA_INT_TRIGGER_TX_DONE); + wed_w32(dev, MTK_WED_WPDMA_INT_TRIGGER, + MTK_WED_WPDMA_INT_TRIGGER_RX_DONE | + MTK_WED_WPDMA_INT_TRIGGER_TX_DONE); + + wed_clr(dev, MTK_WED_WDMA_INT_CTRL, wdma_mask); + } else { + /* initail tx interrupt trigger */ + wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_TX, + MTK_WED_WPDMA_INT_CTRL_TX0_DONE_EN | + MTK_WED_WPDMA_INT_CTRL_TX0_DONE_CLR | + MTK_WED_WPDMA_INT_CTRL_TX1_DONE_EN | + MTK_WED_WPDMA_INT_CTRL_TX1_DONE_CLR | + FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX0_DONE_TRIG, + dev->wlan.tx_tbit[0]) | + FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX1_DONE_TRIG, + dev->wlan.tx_tbit[1])); + + /* initail txfree interrupt trigger */ + wed_w32(dev, MTK_WED_WPDMA_INT_CTRL_TX_FREE, + MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_EN | + MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_CLR | + FIELD_PREP(MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_TRIG, + dev->wlan.txfree_tbit)); + + 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, + dev->wdma_idx)); + } - /* initail wdma interrupt agent */ wed_w32(dev, MTK_WED_WDMA_INT_TRIGGER, wdma_mask); - wed_clr(dev, MTK_WED_WDMA_INT_CTRL, wdma_mask); wdma_w32(dev, MTK_WDMA_INT_MASK, wdma_mask); wdma_w32(dev, MTK_WDMA_INT_GRP2, wdma_mask); @@ -580,14 +747,28 @@ mtk_wed_dma_enable(struct mtk_wed_device *dev) wdma_set(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 | - MTK_WDMA_GLO_CFG_RX_INFO3_PRERES); + MTK_WDMA_GLO_CFG_RX_INFO2_PRERES); + + if (dev->hw->version == 1) { + wdma_set(dev, MTK_WDMA_GLO_CFG, + MTK_WDMA_GLO_CFG_RX_INFO3_PRERES); + } else { + wed_set(dev, MTK_WED_WPDMA_CTRL, + MTK_WED_WPDMA_CTRL_SDL1_FIXED); + + 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); + + 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); + } } static void mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask) { - u32 val; int i; for (i = 0; i < ARRAY_SIZE(dev->tx_wdma); i++) @@ -598,14 +779,17 @@ mtk_wed_start(struct mtk_wed_device *dev, u32 irq_mask) mtk_wed_configure_irq(dev, irq_mask); mtk_wed_set_ext_int(dev, true); - val = dev->wlan.wpdma_phys | - MTK_PCIE_MIRROR_MAP_EN | - FIELD_PREP(MTK_PCIE_MIRROR_MAP_WED_ID, dev->hw->index); - if (dev->hw->index) - val |= BIT(1); - val |= BIT(0); - regmap_write(dev->hw->mirror, dev->hw->index * 4, val); + if (dev->hw->version == 1) { + u32 val = dev->wlan.wpdma_phys | MTK_PCIE_MIRROR_MAP_EN | + FIELD_PREP(MTK_PCIE_MIRROR_MAP_WED_ID, + dev->hw->index); + + 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); + } mtk_wed_dma_enable(dev); dev->running = true; @@ -639,7 +823,9 @@ mtk_wed_attach(struct mtk_wed_device *dev) goto out; } - dev_info(&dev->wlan.pci_dev->dev, "attaching wed device %d\n", hw->index); + dev_info(&dev->wlan.pci_dev->dev, + "attaching wed device %d version %d\n", + hw->index, hw->version); dev->hw = hw; dev->dev = hw->dev; @@ -657,7 +843,9 @@ mtk_wed_attach(struct mtk_wed_device *dev) } mtk_wed_hw_init_early(dev); - regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP, BIT(hw->index), 0); + if (hw->hifsys) + regmap_update_bits(hw->hifsys, HIFSYS_DMA_AG_MAP, + BIT(hw->index), 0); out: mutex_unlock(&hw_lock); @@ -684,7 +872,8 @@ mtk_wed_tx_ring_setup(struct mtk_wed_device *dev, int idx, void __iomem *regs) BUG_ON(idx >= ARRAY_SIZE(dev->tx_ring)); - if (mtk_wed_ring_alloc(dev, ring, MTK_WED_TX_RING_SIZE)) + if (mtk_wed_ring_alloc(dev, ring, MTK_WED_TX_RING_SIZE, + sizeof(*ring->desc))) return -ENOMEM; if (mtk_wed_wdma_ring_setup(dev, idx, MTK_WED_WDMA_RING_SIZE)) @@ -711,21 +900,21 @@ static int mtk_wed_txfree_ring_setup(struct mtk_wed_device *dev, void __iomem *regs) { struct mtk_wed_ring *ring = &dev->txfree_ring; - int i; + int i, index = dev->hw->version == 1; /* * For txfree event handling, the same DMA ring is shared between WED * and WLAN. The WLAN driver accesses the ring index registers through * WED */ - ring->reg_base = MTK_WED_RING_RX(1); + ring->reg_base = MTK_WED_RING_RX(index); ring->wpdma = regs; for (i = 0; i < 12; i += 4) { u32 val = readl(regs + i); - wed_w32(dev, MTK_WED_RING_RX(1) + i, val); - wed_w32(dev, MTK_WED_WPDMA_RING_RX(1) + i, val); + wed_w32(dev, MTK_WED_RING_RX(index) + i, val); + wed_w32(dev, MTK_WED_WPDMA_RING_RX(index) + i, val); } return 0; @@ -734,11 +923,19 @@ mtk_wed_txfree_ring_setup(struct mtk_wed_device *dev, void __iomem *regs) static u32 mtk_wed_irq_get(struct mtk_wed_device *dev, u32 mask) { - u32 val; + u32 val, ext_mask = MTK_WED_EXT_INT_STATUS_ERROR_MASK; + + if (dev->hw->version == 1) + ext_mask |= MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR; + else + ext_mask |= MTK_WED_EXT_INT_STATUS_RX_FBUF_LO_TH | + MTK_WED_EXT_INT_STATUS_RX_FBUF_HI_TH | + MTK_WED_EXT_INT_STATUS_RX_DRV_COHERENT | + MTK_WED_EXT_INT_STATUS_TX_DMA_W_RESP_ERR; val = wed_r32(dev, MTK_WED_EXT_INT_STATUS); wed_w32(dev, MTK_WED_EXT_INT_STATUS, val); - val &= MTK_WED_EXT_INT_STATUS_ERROR_MASK; + val &= ext_mask; if (!dev->hw->num_flows) val &= ~MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD; if (val && net_ratelimit()) @@ -813,7 +1010,8 @@ void mtk_wed_flow_remove(int index) } void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, - void __iomem *wdma, int index) + void __iomem *wdma, phys_addr_t wdma_phy, + int index) { static const struct mtk_wed_ops wed_ops = { .attach = mtk_wed_attach, @@ -860,26 +1058,33 @@ void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, hw = kzalloc(sizeof(*hw), GFP_KERNEL); if (!hw) goto unlock; + hw->node = np; hw->regs = regs; hw->eth = eth; hw->dev = &pdev->dev; + hw->wdma_phy = wdma_phy; hw->wdma = wdma; hw->index = index; hw->irq = irq; - hw->mirror = syscon_regmap_lookup_by_phandle(eth_np, - "mediatek,pcie-mirror"); - hw->hifsys = syscon_regmap_lookup_by_phandle(eth_np, - "mediatek,hifsys"); - if (IS_ERR(hw->mirror) || IS_ERR(hw->hifsys)) { - kfree(hw); - goto unlock; - } + hw->version = MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2) ? 2 : 1; + + if (hw->version == 1) { + hw->mirror = syscon_regmap_lookup_by_phandle(eth_np, + "mediatek,pcie-mirror"); + hw->hifsys = syscon_regmap_lookup_by_phandle(eth_np, + "mediatek,hifsys"); + if (IS_ERR(hw->mirror) || IS_ERR(hw->hifsys)) { + kfree(hw); + goto unlock; + } - if (!index) { - regmap_write(hw->mirror, 0, 0); - regmap_write(hw->mirror, 4, 0); + if (!index) { + regmap_write(hw->mirror, 0, 0); + regmap_write(hw->mirror, 4, 0); + } } + mtk_wed_hw_add_debugfs(hw); hw_list[index] = hw; diff --git a/drivers/net/ethernet/mediatek/mtk_wed.h b/drivers/net/ethernet/mediatek/mtk_wed.h index 981ec613f4b0..ae420ca01a48 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed.h +++ b/drivers/net/ethernet/mediatek/mtk_wed.h @@ -18,11 +18,13 @@ struct mtk_wed_hw { struct regmap *hifsys; struct device *dev; void __iomem *wdma; + phys_addr_t wdma_phy; struct regmap *mirror; struct dentry *debugfs_dir; struct mtk_wed_device *wed_dev; u32 debugfs_reg; u32 num_flows; + u8 version; char dirname[5]; int irq; int index; @@ -101,14 +103,16 @@ wpdma_txfree_w32(struct mtk_wed_device *dev, u32 reg, u32 val) } void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, - void __iomem *wdma, int index); + void __iomem *wdma, phys_addr_t wdma_phy, + int index); void mtk_wed_exit(void); int mtk_wed_flow_add(int index); void mtk_wed_flow_remove(int index); #else static inline void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, - void __iomem *wdma, int index) + void __iomem *wdma, phys_addr_t wdma_phy, + int index) { } static inline void diff --git a/drivers/net/ethernet/mediatek/mtk_wed_debugfs.c b/drivers/net/ethernet/mediatek/mtk_wed_debugfs.c index a81d3fd1a439..f420f187e837 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_debugfs.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_debugfs.c @@ -116,6 +116,9 @@ wed_txinfo_show(struct seq_file *s, void *data) DUMP_WDMA(WDMA_GLO_CFG), DUMP_WDMA_RING(WDMA_RING_RX(0)), DUMP_WDMA_RING(WDMA_RING_RX(1)), + + DUMP_STR("TX FREE"), + DUMP_WED(WED_RX_MIB(0)), }; struct mtk_wed_hw *hw = s->private; struct mtk_wed_device *dev = hw->wed_dev; diff --git a/drivers/net/ethernet/mediatek/mtk_wed_regs.h b/drivers/net/ethernet/mediatek/mtk_wed_regs.h index eec22daebd30..5dd78e3e3f14 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_regs.h +++ b/drivers/net/ethernet/mediatek/mtk_wed_regs.h @@ -5,6 +5,7 @@ #define __MTK_WED_REGS_H #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) #define MTK_WDMA_DESC_CTRL_BURST BIT(16) #define MTK_WDMA_DESC_CTRL_LEN0 GENMASK(29, 16) @@ -41,6 +42,7 @@ struct mtk_wdma_desc { #define MTK_WED_CTRL_RESERVE_EN BIT(12) #define MTK_WED_CTRL_RESERVE_BUSY BIT(13) #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) #define MTK_WED_EXT_INT_STATUS 0x020 @@ -57,7 +59,8 @@ struct mtk_wdma_desc { #define MTK_WED_EXT_INT_STATUS_RX_DRV_INIT_WDMA_EN BIT(19) #define MTK_WED_EXT_INT_STATUS_RX_DRV_BM_DMAD_COHERENT BIT(20) #define MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR BIT(21) -#define MTK_WED_EXT_INT_STATUS_TX_DRV_W_RESP_ERR BIT(22) +#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_ERROR_MASK (MTK_WED_EXT_INT_STATUS_TF_LEN_ERR | \ MTK_WED_EXT_INT_STATUS_TKID_WO_PYLD | \ @@ -65,8 +68,7 @@ struct mtk_wdma_desc { MTK_WED_EXT_INT_STATUS_RX_DRV_R_RESP_ERR | \ MTK_WED_EXT_INT_STATUS_RX_DRV_W_RESP_ERR | \ MTK_WED_EXT_INT_STATUS_RX_DRV_INIT_WDMA_EN | \ - MTK_WED_EXT_INT_STATUS_TX_DRV_R_RESP_ERR | \ - MTK_WED_EXT_INT_STATUS_TX_DRV_W_RESP_ERR) + MTK_WED_EXT_INT_STATUS_TX_DMA_R_RESP_ERR) #define MTK_WED_EXT_INT_MASK 0x028 @@ -81,6 +83,7 @@ struct mtk_wdma_desc { #define MTK_WED_TX_BM_BASE 0x084 #define MTK_WED_TX_BM_TKID 0x088 +#define MTK_WED_TX_BM_TKID_V2 0x0c8 #define MTK_WED_TX_BM_TKID_START GENMASK(15, 0) #define MTK_WED_TX_BM_TKID_END GENMASK(31, 16) @@ -94,7 +97,25 @@ struct mtk_wdma_desc { #define MTK_WED_TX_BM_DYN_THR 0x0a0 #define MTK_WED_TX_BM_DYN_THR_LO GENMASK(6, 0) +#define MTK_WED_TX_BM_DYN_THR_LO_V2 GENMASK(8, 0) #define MTK_WED_TX_BM_DYN_THR_HI GENMASK(22, 16) +#define MTK_WED_TX_BM_DYN_THR_HI_V2 GENMASK(24, 16) + +#define MTK_WED_TX_TKID_CTRL 0x0c0 +#define MTK_WED_TX_TKID_CTRL_VLD_GRP_NUM GENMASK(6, 0) +#define MTK_WED_TX_TKID_CTRL_RSV_GRP_NUM GENMASK(22, 16) +#define MTK_WED_TX_TKID_CTRL_PAUSE BIT(28) + +#define MTK_WED_TX_TKID_DYN_THR 0x0e0 +#define MTK_WED_TX_TKID_DYN_THR_LO GENMASK(6, 0) +#define MTK_WED_TX_TKID_DYN_THR_HI GENMASK(22, 16) + +#define MTK_WED_TXP_DW0 0x120 +#define MTK_WED_TXP_DW1 0x124 +#define MTK_WED_WPDMA_WRITE_TXP GENMASK(31, 16) +#define MTK_WED_TXDP_CTRL 0x130 +#define MTK_WED_TXDP_DW9_OVERWR BIT(9) +#define MTK_WED_RX_BM_TKID_MIB 0x1cc #define MTK_WED_INT_STATUS 0x200 #define MTK_WED_INT_MASK 0x204 @@ -125,6 +146,7 @@ struct mtk_wdma_desc { #define MTK_WED_RESET_IDX_RX GENMASK(17, 16) #define MTK_WED_TX_MIB(_n) (0x2a0 + (_n) * 4) +#define MTK_WED_RX_MIB(_n) (0x2e0 + (_n) * 4) #define MTK_WED_RING_TX(_n) (0x300 + (_n) * 0x10) @@ -155,21 +177,62 @@ struct mtk_wdma_desc { #define MTK_WED_WPDMA_GLO_CFG_BYTE_SWAP BIT(29) #define MTK_WED_WPDMA_GLO_CFG_RX_2B_OFFSET BIT(31) +/* CONFIG_MEDIATEK_NETSYS_V2 */ +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_PKT_PROC BIT(4) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_R1_PKT_PROC BIT(5) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_R0_CRX_SYNC BIT(6) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_R1_CRX_SYNC BIT(7) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_EVENT_PKT_FMT_VER GENMASK(18, 16) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_UNSUPPORT_FMT BIT(19) +#define MTK_WED_WPDMA_GLO_CFG_RX_DRV_UEVENT_PKT_FMT_CHK BIT(20) +#define MTK_WED_WPDMA_GLO_CFG_RX_DDONE2_WR BIT(21) +#define MTK_WED_WPDMA_GLO_CFG_TX_TKID_KEEP BIT(24) +#define MTK_WED_WPDMA_GLO_CFG_TX_DMAD_DW3_PREV BIT(28) + #define MTK_WED_WPDMA_RESET_IDX 0x50c #define MTK_WED_WPDMA_RESET_IDX_TX GENMASK(3, 0) #define MTK_WED_WPDMA_RESET_IDX_RX GENMASK(17, 16) +#define MTK_WED_WPDMA_CTRL 0x518 +#define MTK_WED_WPDMA_CTRL_SDL1_FIXED BIT(31) + #define MTK_WED_WPDMA_INT_CTRL 0x520 #define MTK_WED_WPDMA_INT_CTRL_SUBRT_ADV BIT(21) #define MTK_WED_WPDMA_INT_MASK 0x524 +#define MTK_WED_WPDMA_INT_CTRL_TX 0x530 +#define MTK_WED_WPDMA_INT_CTRL_TX0_DONE_EN BIT(0) +#define MTK_WED_WPDMA_INT_CTRL_TX0_DONE_CLR BIT(1) +#define MTK_WED_WPDMA_INT_CTRL_TX0_DONE_TRIG GENMASK(6, 2) +#define MTK_WED_WPDMA_INT_CTRL_TX1_DONE_EN BIT(8) +#define MTK_WED_WPDMA_INT_CTRL_TX1_DONE_CLR BIT(9) +#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_TX_FREE 0x538 +#define MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_EN BIT(0) +#define MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_CLR BIT(1) +#define MTK_WED_WPDMA_INT_CTRL_TX_FREE_DONE_TRIG GENMASK(6, 2) + #define MTK_WED_PCIE_CFG_BASE 0x560 +#define MTK_WED_PCIE_CFG_BASE 0x560 +#define MTK_WED_PCIE_CFG_INTM 0x564 +#define MTK_WED_PCIE_CFG_MSIS 0x568 #define MTK_WED_PCIE_INT_TRIGGER 0x570 #define MTK_WED_PCIE_INT_TRIGGER_STATUS BIT(16) +#define MTK_WED_PCIE_INT_CTRL 0x57c +#define MTK_WED_PCIE_INT_CTRL_MSK_EN_POLA BIT(20) +#define MTK_WED_PCIE_INT_CTRL_SRC_SEL GENMASK(17, 16) +#define MTK_WED_PCIE_INT_CTRL_POLL_EN GENMASK(13, 12) + #define MTK_WED_WPDMA_CFG_BASE 0x580 +#define MTK_WED_WPDMA_CFG_INT_MASK 0x584 +#define MTK_WED_WPDMA_CFG_TX 0x588 +#define MTK_WED_WPDMA_CFG_TX_FREE 0x58c #define MTK_WED_WPDMA_TX_MIB(_n) (0x5a0 + (_n) * 4) #define MTK_WED_WPDMA_TX_COHERENT_MIB(_n) (0x5d0 + (_n) * 4) @@ -203,15 +266,24 @@ struct mtk_wdma_desc { #define MTK_WED_WDMA_RESET_IDX_RX GENMASK(17, 16) #define MTK_WED_WDMA_RESET_IDX_DRV GENMASK(25, 24) +#define MTK_WED_WDMA_INT_CLR 0xa24 +#define MTK_WED_WDMA_INT_CLR_RX_DONE GENMASK(17, 16) + #define MTK_WED_WDMA_INT_TRIGGER 0xa28 #define MTK_WED_WDMA_INT_TRIGGER_RX_DONE GENMASK(17, 16) #define MTK_WED_WDMA_INT_CTRL 0xa2c #define MTK_WED_WDMA_INT_CTRL_POLL_SRC_SEL GENMASK(17, 16) +#define MTK_WED_WDMA_CFG_BASE 0xaa0 #define MTK_WED_WDMA_OFFSET0 0xaa4 #define MTK_WED_WDMA_OFFSET1 0xaa8 +#define MTK_WED_WDMA_OFST0_GLO_INTS GENMASK(15, 0) +#define MTK_WED_WDMA_OFST0_GLO_CFG GENMASK(31, 16) +#define MTK_WED_WDMA_OFST1_TX_CTRL GENMASK(15, 0) +#define MTK_WED_WDMA_OFST1_RX_CTRL GENMASK(31, 16) + #define MTK_WED_WDMA_RX_MIB(_n) (0xae0 + (_n) * 4) #define MTK_WED_WDMA_RX_RECYCLE_MIB(_n) (0xae8 + (_n) * 4) #define MTK_WED_WDMA_RX_PROCESSED_MIB(_n) (0xaf0 + (_n) * 4) @@ -221,6 +293,7 @@ struct mtk_wdma_desc { #define MTK_WED_RING_OFS_CPU_IDX 0x08 #define MTK_WED_RING_OFS_DMA_IDX 0x0c +#define MTK_WDMA_RING_TX(_n) (0x000 + (_n) * 0x10) #define MTK_WDMA_RING_RX(_n) (0x100 + (_n) * 0x10) #define MTK_WDMA_GLO_CFG 0x204 @@ -234,6 +307,8 @@ struct mtk_wdma_desc { #define MTK_WDMA_RESET_IDX_TX GENMASK(3, 0) #define MTK_WDMA_RESET_IDX_RX GENMASK(17, 16) +#define MTK_WDMA_INT_STATUS 0x220 + #define MTK_WDMA_INT_MASK 0x228 #define MTK_WDMA_INT_MASK_TX_DONE GENMASK(3, 0) #define MTK_WDMA_INT_MASK_RX_DONE GENMASK(17, 16) diff --git a/include/linux/soc/mediatek/mtk_wed.h b/include/linux/soc/mediatek/mtk_wed.h index 7e00cca06709..592221a7149b 100644 --- a/include/linux/soc/mediatek/mtk_wed.h +++ b/include/linux/soc/mediatek/mtk_wed.h @@ -14,6 +14,7 @@ struct mtk_wdma_desc; struct mtk_wed_ring { struct mtk_wdma_desc *desc; dma_addr_t desc_phys; + u32 desc_size; int size; u32 reg_base; @@ -45,10 +46,17 @@ struct mtk_wed_device { struct pci_dev *pci_dev; u32 wpdma_phys; + u32 wpdma_int; + u32 wpdma_mask; + u32 wpdma_tx; + u32 wpdma_txfree; u16 token_start; unsigned int nbuf; + u8 tx_tbit[MTK_WED_TX_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); -- 2.37.3
Powered by blists - more mailing lists