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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | // SPDX-License-Identifier: GPL-2.0-only /* Copyright (C) 2021 Felix Fietkau <nbd@nbd.name> */ #ifndef __MTK_WED_PRIV_H #define __MTK_WED_PRIV_H #include <linux/soc/mediatek/mtk_wed.h> #include <linux/debugfs.h> #include <linux/regmap.h> #include <linux/netdevice.h> struct mtk_eth; struct mtk_wed_wo; struct mtk_wed_hw { struct device_node *node; struct mtk_eth *eth; struct regmap *regs; 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; struct mtk_wed_wo *wed_wo; u32 debugfs_reg; u32 num_flows; u8 version; char dirname[5]; int irq; int index; }; struct mtk_wdma_info { u8 wdma_idx; u8 queue; u16 wcid; u8 bss; }; #ifdef CONFIG_NET_MEDIATEK_SOC_WED static inline void wed_w32(struct mtk_wed_device *dev, u32 reg, u32 val) { regmap_write(dev->hw->regs, reg, val); } static inline u32 wed_r32(struct mtk_wed_device *dev, u32 reg) { unsigned int val; regmap_read(dev->hw->regs, reg, &val); return val; } static inline void wdma_w32(struct mtk_wed_device *dev, u32 reg, u32 val) { writel(val, dev->hw->wdma + reg); } static inline u32 wdma_r32(struct mtk_wed_device *dev, u32 reg) { return readl(dev->hw->wdma + reg); } static inline u32 wpdma_tx_r32(struct mtk_wed_device *dev, int ring, u32 reg) { if (!dev->tx_ring[ring].wpdma) return 0; return readl(dev->tx_ring[ring].wpdma + reg); } static inline void wpdma_tx_w32(struct mtk_wed_device *dev, int ring, u32 reg, u32 val) { if (!dev->tx_ring[ring].wpdma) return; writel(val, dev->tx_ring[ring].wpdma + reg); } 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) return 0; return readl(dev->txfree_ring.wpdma + reg); } static inline void wpdma_txfree_w32(struct mtk_wed_device *dev, u32 reg, u32 val) { if (!dev->txfree_ring.wpdma) return; writel(val, dev->txfree_ring.wpdma + reg); } void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, 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); void mtk_wed_fe_reset(void); void mtk_wed_fe_reset_complete(void); #else static inline void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth, void __iomem *wdma, phys_addr_t wdma_phy, int index) { } static inline void mtk_wed_exit(void) { } static inline int mtk_wed_flow_add(int index) { return -EINVAL; } static inline void mtk_wed_flow_remove(int index) { } static inline void mtk_wed_fe_reset(void) { } static inline void mtk_wed_fe_reset_complete(void) { } #endif #ifdef CONFIG_DEBUG_FS void mtk_wed_hw_add_debugfs(struct mtk_wed_hw *hw); #else static inline void mtk_wed_hw_add_debugfs(struct mtk_wed_hw *hw) { } #endif #endif |