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#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>
#include <linux/netdevice.h>
#define MTK_WED_TX_QUEUES 2
#define MTK_WED_RX_QUEUES 2
#define MTK_WED_RX_PAGE_QUEUES 3
#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_buf {
void *p;
dma_addr_t phy_addr;
};
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 mtk_wed_ring rx_rro_ring[MTK_WED_RX_QUEUES];
struct mtk_wed_ring rx_page_ring[MTK_WED_RX_PAGE_QUEUES];
struct mtk_wed_ring ind_cmd_ring;
struct {
int size;
struct mtk_wed_buf *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;
struct {
int size;
struct mtk_wed_buf *pages;
struct mtk_wed_bm_desc *desc;
dma_addr_t desc_phys;
} hw_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 id;
u32 wpdma_phys;
u32 wpdma_int;
u32 wpdma_mask;
u32 wpdma_tx;
u32 wpdma_txfree;
u32 wpdma_rx_glo;
u32 wpdma_rx;
u32 wpdma_rx_rro[MTK_WED_RX_QUEUES];
u32 wpdma_rx_pg;
bool wcid_512;
bool hw_rro;
bool msi;
u16 token_start;
unsigned int nbuf;
unsigned int rx_nbuf;
unsigned int rx_npkt;
unsigned int rx_size;
unsigned int amsdu_max_len;
u8 tx_tbit[MTK_WED_TX_QUEUES];
u8 rx_tbit[MTK_WED_RX_QUEUES];
u8 rro_rx_tbit[MTK_WED_RX_QUEUES];
u8 rx_pg_tbit[MTK_WED_RX_PAGE_QUEUES];
u8 txfree_tbit;
u8 amsdu_max_subframes;
struct {
u8 se_group_nums;
u16 win_size;
u16 particular_sid;
u32 ack_sn_addr;
dma_addr_t particular_se_phys;
dma_addr_t addr_elem_phys[1024];
} ind_cmd;
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);
int (*reset)(struct mtk_wed_device *wed);
void (*reset_complete)(struct mtk_wed_device *wed);
} 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);
int (*setup_tc)(struct mtk_wed_device *wed, struct net_device *dev,
enum tc_setup_type type, void *type_data);
void (*start_hw_rro)(struct mtk_wed_device *dev, u32 irq_mask,
bool reset);
void (*rro_rx_ring_setup)(struct mtk_wed_device *dev, int ring,
void __iomem *regs);
void (*msdu_pg_rx_ring_setup)(struct mtk_wed_device *dev, int ring,
void __iomem *regs);
int (*ind_rx_ring_setup)(struct mtk_wed_device *dev,
void __iomem *regs);
};
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
if (dev->version == 3)
return dev->wlan.hw_rro;
return dev->version != 1;
#else
return false;
#endif
}
static inline bool mtk_wed_is_amsdu_supported(struct mtk_wed_device *dev)
{
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
return dev->version == 3;
#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)
#define mtk_wed_device_setup_tc(_dev, _netdev, _type, _type_data) \
(_dev)->ops->setup_tc(_dev, _netdev, _type, _type_data)
#define mtk_wed_device_start_hw_rro(_dev, _mask, _reset) \
(_dev)->ops->start_hw_rro(_dev, _mask, _reset)
#define mtk_wed_device_rro_rx_ring_setup(_dev, _ring, _regs) \
(_dev)->ops->rro_rx_ring_setup(_dev, _ring, _regs)
#define mtk_wed_device_msdu_pg_rx_ring_setup(_dev, _ring, _regs) \
(_dev)->ops->msdu_pg_rx_ring_setup(_dev, _ring, _regs)
#define mtk_wed_device_ind_rx_ring_setup(_dev, _regs) \
(_dev)->ops->ind_rx_ring_setup(_dev, _regs)
#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)
#define mtk_wed_device_setup_tc(_dev, _netdev, _type, _type_data) -EOPNOTSUPP
#define mtk_wed_device_start_hw_rro(_dev, _mask, _reset) do {} while (0)
#define mtk_wed_device_rro_rx_ring_setup(_dev, _ring, _regs) -ENODEV
#define mtk_wed_device_msdu_pg_rx_ring_setup(_dev, _ring, _regs) -ENODEV
#define mtk_wed_device_ind_rx_ring_setup(_dev, _regs) -ENODEV
#endif
#endif
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