140 lines
2.6 KiB
C
140 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* Copyright (C) 2021 Felix Fietkau <nbd@nbd.name> */
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#ifndef __MTK_WED_PRIV_H
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#define __MTK_WED_PRIV_H
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#include <linux/soc/mediatek/mtk_wed.h>
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#include <linux/debugfs.h>
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#include <linux/regmap.h>
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#include <linux/netdevice.h>
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struct mtk_eth;
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struct mtk_wed_hw {
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struct device_node *node;
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struct mtk_eth *eth;
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struct regmap *regs;
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struct regmap *hifsys;
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struct device *dev;
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void __iomem *wdma;
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phys_addr_t wdma_phy;
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struct regmap *mirror;
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struct dentry *debugfs_dir;
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struct mtk_wed_device *wed_dev;
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u32 debugfs_reg;
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u32 num_flows;
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u8 version;
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char dirname[5];
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int irq;
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int index;
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};
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struct mtk_wdma_info {
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u8 wdma_idx;
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u8 queue;
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u16 wcid;
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u8 bss;
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};
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#ifdef CONFIG_NET_MEDIATEK_SOC_WED
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static inline void
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wed_w32(struct mtk_wed_device *dev, u32 reg, u32 val)
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{
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regmap_write(dev->hw->regs, reg, val);
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}
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static inline u32
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wed_r32(struct mtk_wed_device *dev, u32 reg)
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{
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unsigned int val;
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regmap_read(dev->hw->regs, reg, &val);
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return val;
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}
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static inline void
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wdma_w32(struct mtk_wed_device *dev, u32 reg, u32 val)
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{
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writel(val, dev->hw->wdma + reg);
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}
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static inline u32
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wdma_r32(struct mtk_wed_device *dev, u32 reg)
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{
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return readl(dev->hw->wdma + reg);
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}
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static inline u32
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wpdma_tx_r32(struct mtk_wed_device *dev, int ring, u32 reg)
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{
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if (!dev->tx_ring[ring].wpdma)
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return 0;
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return readl(dev->tx_ring[ring].wpdma + reg);
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}
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static inline void
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wpdma_tx_w32(struct mtk_wed_device *dev, int ring, u32 reg, u32 val)
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{
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if (!dev->tx_ring[ring].wpdma)
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return;
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writel(val, dev->tx_ring[ring].wpdma + reg);
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}
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static inline u32
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wpdma_txfree_r32(struct mtk_wed_device *dev, u32 reg)
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{
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if (!dev->txfree_ring.wpdma)
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return 0;
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return readl(dev->txfree_ring.wpdma + reg);
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}
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static inline void
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wpdma_txfree_w32(struct mtk_wed_device *dev, u32 reg, u32 val)
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{
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if (!dev->txfree_ring.wpdma)
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return;
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writel(val, dev->txfree_ring.wpdma + reg);
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}
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void mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth,
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void __iomem *wdma, phys_addr_t wdma_phy,
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int index);
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void mtk_wed_exit(void);
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int mtk_wed_flow_add(int index);
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void mtk_wed_flow_remove(int index);
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#else
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static inline void
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mtk_wed_add_hw(struct device_node *np, struct mtk_eth *eth,
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void __iomem *wdma, phys_addr_t wdma_phy,
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int index)
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{
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}
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static inline void
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mtk_wed_exit(void)
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{
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}
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static inline int mtk_wed_flow_add(int index)
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{
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return -EINVAL;
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}
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static inline void mtk_wed_flow_remove(int index)
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{
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}
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#endif
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#ifdef CONFIG_DEBUG_FS
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void mtk_wed_hw_add_debugfs(struct mtk_wed_hw *hw);
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#else
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static inline void mtk_wed_hw_add_debugfs(struct mtk_wed_hw *hw)
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{
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}
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#endif
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#endif
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