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편집 파일: mtk_wed.h

#ifndef __MTK_WED_H #define __MTK_WED_H #include <linux/kernel.h> #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; enum mtk_wed_wo_cmd { MTK_WED_WO_CMD_WED_CFG, MTK_WED_WO_CMD_WED_RX_STAT, MTK_WED_WO_CMD_RRO_SER, MTK_WED_WO_CMD_DBG_INFO, MTK_WED_WO_CMD_DEV_INFO, MTK_WED_WO_CMD_BSS_INFO, MTK_WED_WO_CMD_STA_REC, MTK_WED_WO_CMD_DEV_INFO_DUMP, MTK_WED_WO_CMD_BSS_INFO_DUMP, MTK_WED_WO_CMD_STA_REC_DUMP, MTK_WED_WO_CMD_BA_INFO_DUMP, MTK_WED_WO_CMD_FBCMD_Q_DUMP, MTK_WED_WO_CMD_FW_LOG_CTRL, MTK_WED_WO_CMD_LOG_FLUSH, MTK_WED_WO_CMD_CHANGE_STATE, MTK_WED_WO_CMD_CPU_STATS_ENABLE, MTK_WED_WO_CMD_CPU_STATS_DUMP, MTK_WED_WO_CMD_EXCEPTION_INIT, MTK_WED_WO_CMD_PROF_CTRL, MTK_WED_WO_CMD_STA_BA_DUMP, MTK_WED_WO_CMD_BA_CTRL_DUMP, MTK_WED_WO_CMD_RXCNT_CTRL, MTK_WED_WO_CMD_RXCNT_INFO, MTK_WED_WO_CMD_SET_CAP, MTK_WED_WO_CMD_CCIF_RING_DUMP, MTK_WED_WO_CMD_WED_END }; struct mtk_wed_bm_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; struct device *dev; struct mtk_wed_hw *hw; bool init_done, running; int wdma_idx; int irq; u8 version; /* used by wlan driver */ u32 rev_id; 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 { int size; void **pages; struct mtk_wdma_desc *desc; dma_addr_t desc_phys; } tx_buf_ring; struct { int size; struct mtk_wed_bm_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 { union { struct platform_device *platform_dev; 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 }; 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, bool reset); int (*rx_ring_setup)(struct mtk_wed_device *dev, int ring, void __iomem *regs, bool reset); 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); void (*reset_dma)(struct mtk_wed_device *dev); u32 (*reg_read)(struct mtk_wed_device *dev, u32 reg); void (*reg_write)(struct mtk_wed_device *dev, u32 reg, u32 val); u32 (*irq_get)(struct mtk_wed_device *dev, u32 mask); void (*irq_set_mask)(struct mtk_wed_device *dev, u32 mask); }; extern const struct mtk_wed_ops __rcu *mtk_soc_wed_ops; static inline int mtk_wed_device_attach(struct mtk_wed_device *dev) { int ret = -ENODEV; #ifdef CONFIG_NET_MEDIATEK_SOC_WED rcu_read_lock(); dev->ops = rcu_dereference(mtk_soc_wed_ops); if (dev->ops) ret = dev->ops->attach(dev); else rcu_read_unlock(); if (ret) dev->ops = NULL; #endif 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) #define mtk_wed_device_start(_dev, _mask) (_dev)->ops->start(_dev, _mask) #define mtk_wed_device_tx_ring_setup(_dev, _ring, _regs, _reset) \ (_dev)->ops->tx_ring_setup(_dev, _ring, _regs, _reset) #define mtk_wed_device_txfree_ring_setup(_dev, _regs) \ (_dev)->ops->txfree_ring_setup(_dev, _regs) #define mtk_wed_device_reg_read(_dev, _reg) \ (_dev)->ops->reg_read(_dev, _reg) #define mtk_wed_device_reg_write(_dev, _reg, _val) \ (_dev)->ops->reg_write(_dev, _reg, _val) #define mtk_wed_device_irq_get(_dev, _mask) \ (_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, _reset) \ (_dev)->ops->rx_ring_setup(_dev, _ring, _regs, _reset) #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) #define mtk_wed_device_stop(_dev) (_dev)->ops->stop(_dev) #define mtk_wed_device_dma_reset(_dev) (_dev)->ops->reset_dma(_dev) #else static inline bool mtk_wed_device_active(struct mtk_wed_device *dev) { return false; } #define mtk_wed_device_detach(_dev) do {} while (0) #define mtk_wed_device_start(_dev, _mask) do {} while (0) #define mtk_wed_device_tx_ring_setup(_dev, _ring, _regs, _reset) -ENODEV #define mtk_wed_device_txfree_ring_setup(_dev, _ring, _regs) -ENODEV #define mtk_wed_device_reg_read(_dev, _reg) 0 #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, _reset) -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 #define mtk_wed_device_stop(_dev) do {} while (0) #define mtk_wed_device_dma_reset(_dev) do {} while (0) #endif #endif