diff options
Diffstat (limited to 'drivers/net/wireless/purelifi/plfxlc/mac.h')
| -rw-r--r-- | drivers/net/wireless/purelifi/plfxlc/mac.h | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.h b/drivers/net/wireless/purelifi/plfxlc/mac.h new file mode 100644 index 000000000000..49b92413729b --- /dev/null +++ b/drivers/net/wireless/purelifi/plfxlc/mac.h @@ -0,0 +1,184 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2021 pureLiFi + */ + +#ifndef PLFXLC_MAC_H +#define PLFXLC_MAC_H + +#include <linux/kernel.h> +#include <net/mac80211.h> + +#include "chip.h" + +#define PURELIFI_CCK 0x00 +#define PURELIFI_OFDM 0x10 +#define PURELIFI_CCK_PREA_SHORT 0x20 + +#define PURELIFI_OFDM_PLCP_RATE_6M 0xb +#define PURELIFI_OFDM_PLCP_RATE_9M 0xf +#define PURELIFI_OFDM_PLCP_RATE_12M 0xa +#define PURELIFI_OFDM_PLCP_RATE_18M 0xe +#define PURELIFI_OFDM_PLCP_RATE_24M 0x9 +#define PURELIFI_OFDM_PLCP_RATE_36M 0xd +#define PURELIFI_OFDM_PLCP_RATE_48M 0x8 +#define PURELIFI_OFDM_PLCP_RATE_54M 0xc + +#define PURELIFI_CCK_RATE_1M (PURELIFI_CCK | 0x00) +#define PURELIFI_CCK_RATE_2M (PURELIFI_CCK | 0x01) +#define PURELIFI_CCK_RATE_5_5M (PURELIFI_CCK | 0x02) +#define PURELIFI_CCK_RATE_11M (PURELIFI_CCK | 0x03) +#define PURELIFI_OFDM_RATE_6M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_6M) +#define PURELIFI_OFDM_RATE_9M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_9M) +#define PURELIFI_OFDM_RATE_12M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_12M) +#define PURELIFI_OFDM_RATE_18M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_18M) +#define PURELIFI_OFDM_RATE_24M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_24M) +#define PURELIFI_OFDM_RATE_36M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_36M) +#define PURELIFI_OFDM_RATE_48M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_48M) +#define PURELIFI_OFDM_RATE_54M (PURELIFI_OFDM | PURELIFI_OFDM_PLCP_RATE_54M) + +#define PURELIFI_RX_ERROR 0x80 +#define PURELIFI_RX_CRC32_ERROR 0x10 + +#define PLF_REGDOMAIN_FCC 0x10 +#define PLF_REGDOMAIN_IC 0x20 +#define PLF_REGDOMAIN_ETSI 0x30 +#define PLF_REGDOMAIN_SPAIN 0x31 +#define PLF_REGDOMAIN_FRANCE 0x32 +#define PLF_REGDOMAIN_JAPAN_2 0x40 +#define PLF_REGDOMAIN_JAPAN 0x41 +#define PLF_REGDOMAIN_JAPAN_3 0x49 + +#define PLF_RX_ERROR 0x80 +#define PLF_RX_CRC32_ERROR 0x10 + +enum { + MODULATION_RATE_BPSK_1_2 = 0, + MODULATION_RATE_BPSK_3_4, + MODULATION_RATE_QPSK_1_2, + MODULATION_RATE_QPSK_3_4, + MODULATION_RATE_QAM16_1_2, + MODULATION_RATE_QAM16_3_4, + MODULATION_RATE_QAM64_1_2, + MODULATION_RATE_QAM64_3_4, + MODULATION_RATE_AUTO, + MODULATION_RATE_NUM +}; + +#define plfxlc_mac_dev(mac) plfxlc_chip_dev(&(mac)->chip) + +#define PURELIFI_MAC_STATS_BUFFER_SIZE 16 +#define PURELIFI_MAC_MAX_ACK_WAITERS 50 + +struct plfxlc_ctrlset { + /* id should be plf_usb_req_enum */ + __be32 id; + __be32 len; + u8 modulation; + u8 control; + u8 service; + u8 pad; + __le16 packet_length; + __le16 current_length; + __le16 next_frame_length; + __le16 tx_length; + __be32 payload_len_nw; +} __packed; + +/* overlay */ +struct plfxlc_header { + struct plfxlc_ctrlset plf_ctrl; + u32 frametype; + u8 *dmac; +} __packed; + +struct tx_status { + u8 type; + u8 id; + u8 rate; + u8 pad; + u8 mac[ETH_ALEN]; + u8 retry; + u8 failure; +} __packed; + +struct beacon { + struct delayed_work watchdog_work; + struct sk_buff *cur_beacon; + unsigned long last_update; + u16 interval; + u8 period; +}; + +enum plfxlc_device_flags { + PURELIFI_DEVICE_RUNNING, +}; + +struct plfxlc_mac { + struct ieee80211_hw *hw; + struct ieee80211_vif *vif; + struct beacon beacon; + struct work_struct set_rts_cts_work; + struct work_struct process_intr; + struct plfxlc_mc_hash multicast_hash; + struct sk_buff_head ack_wait_queue; + struct ieee80211_channel channels[14]; + struct ieee80211_rate rates[12]; + struct ieee80211_supported_band band; + struct plfxlc_chip chip; + spinlock_t lock; /* lock for mac data */ + u8 intr_buffer[USB_MAX_EP_INT_BUFFER]; + char serial_number[PURELIFI_SERIAL_LEN]; + unsigned char hw_address[ETH_ALEN]; + u8 default_regdomain; + unsigned long flags; + bool pass_failed_fcs; + bool pass_ctrl; + bool ack_pending; + int ack_signal; + int associated; + u8 regdomain; + u8 channel; + int type; + u64 crc_errors; + u64 rssi; +}; + +static inline struct plfxlc_mac * +plfxlc_hw_mac(struct ieee80211_hw *hw) +{ + return hw->priv; +} + +static inline struct plfxlc_mac * +plfxlc_chip_to_mac(struct plfxlc_chip *chip) +{ + return container_of(chip, struct plfxlc_mac, chip); +} + +static inline struct plfxlc_mac * +plfxlc_usb_to_mac(struct plfxlc_usb *usb) +{ + return plfxlc_chip_to_mac(plfxlc_usb_to_chip(usb)); +} + +static inline u8 *plfxlc_mac_get_perm_addr(struct plfxlc_mac *mac) +{ + return mac->hw->wiphy->perm_addr; +} + +struct ieee80211_hw *plfxlc_mac_alloc_hw(struct usb_interface *intf); +void plfxlc_mac_release(struct plfxlc_mac *mac); + +int plfxlc_mac_preinit_hw(struct ieee80211_hw *hw, const u8 *hw_address); +int plfxlc_mac_init_hw(struct ieee80211_hw *hw); + +int plfxlc_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, + unsigned int length); +void plfxlc_mac_tx_failed(struct urb *urb); +void plfxlc_mac_tx_to_dev(struct sk_buff *skb, int error); +int plfxlc_op_start(struct ieee80211_hw *hw); +void plfxlc_op_stop(struct ieee80211_hw *hw); +int plfxlc_restore_settings(struct plfxlc_mac *mac); + +#endif /* PLFXLC_MAC_H */ |