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- /*
- * Copyright (c) 2012-2015 Qualcomm Atheros, Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
- #ifndef __WIL6210_H__
- #define __WIL6210_H__
- #include <linux/netdevice.h>
- #include <linux/wireless.h>
- #include <net/cfg80211.h>
- #include <linux/timex.h>
- #include <linux/types.h>
- #include "wil_platform.h"
- extern bool no_fw_recovery;
- extern unsigned int mtu_max;
- extern unsigned short rx_ring_overflow_thrsh;
- extern int agg_wsize;
- extern u32 vring_idle_trsh;
- extern bool rx_align_2;
- extern bool debug_fw;
- #define WIL_NAME "wil6210"
- #define WIL_FW_NAME "wil6210.fw" /* code */
- #define WIL_FW2_NAME "wil6210.brd" /* board & radio parameters */
- #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
- /**
- * extract bits [@b0:@b1] (inclusive) from the value @x
- * it should be @b0 <= @b1, or result is incorrect
- */
- static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
- {
- return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
- }
- #define WIL6210_MEM_SIZE (2*1024*1024UL)
- #define WIL_TX_Q_LEN_DEFAULT (4000)
- #define WIL_RX_RING_SIZE_ORDER_DEFAULT (10)
- #define WIL_TX_RING_SIZE_ORDER_DEFAULT (10)
- #define WIL_BCAST_RING_SIZE_ORDER_DEFAULT (7)
- #define WIL_BCAST_MCS0_LIMIT (1024) /* limit for MCS0 frame size */
- /* limit ring size in range [32..32k] */
- #define WIL_RING_SIZE_ORDER_MIN (5)
- #define WIL_RING_SIZE_ORDER_MAX (15)
- #define WIL6210_MAX_TX_RINGS (24) /* HW limit */
- #define WIL6210_MAX_CID (8) /* HW limit */
- #define WIL6210_NAPI_BUDGET (16) /* arbitrary */
- #define WIL_MAX_AMPDU_SIZE (64 * 1024) /* FW/HW limit */
- #define WIL_MAX_AGG_WSIZE (32) /* FW/HW limit */
- /* Hardware offload block adds the following:
- * 26 bytes - 3-address QoS data header
- * 8 bytes - IV + EIV (for GCMP)
- * 8 bytes - SNAP
- * 16 bytes - MIC (for GCMP)
- * 4 bytes - CRC
- */
- #define WIL_MAX_MPDU_OVERHEAD (62)
- /* Calculate MAC buffer size for the firmware. It includes all overhead,
- * as it will go over the air, and need to be 8 byte aligned
- */
- static inline u32 wil_mtu2macbuf(u32 mtu)
- {
- return ALIGN(mtu + WIL_MAX_MPDU_OVERHEAD, 8);
- }
- /* MTU for Ethernet need to take into account 8-byte SNAP header
- * to be added when encapsulating Ethernet frame into 802.11
- */
- #define WIL_MAX_ETH_MTU (IEEE80211_MAX_DATA_LEN_DMG - 8)
- /* Max supported by wil6210 value for interrupt threshold is 5sec. */
- #define WIL6210_ITR_TRSH_MAX (5000000)
- #define WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
- #define WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
- #define WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
- #define WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
- #define WIL6210_FW_RECOVERY_RETRIES (5) /* try to recover this many times */
- #define WIL6210_FW_RECOVERY_TO msecs_to_jiffies(5000)
- #define WIL6210_SCAN_TO msecs_to_jiffies(10000)
- #define WIL6210_RX_HIGH_TRSH_INIT (0)
- #define WIL6210_RX_HIGH_TRSH_DEFAULT \
- (1 << (WIL_RX_RING_SIZE_ORDER_DEFAULT - 3))
- /* Hardware definitions begin */
- /*
- * Mapping
- * RGF File | Host addr | FW addr
- * | |
- * user_rgf | 0x000000 | 0x880000
- * dma_rgf | 0x001000 | 0x881000
- * pcie_rgf | 0x002000 | 0x882000
- * | |
- */
- /* Where various structures placed in host address space */
- #define WIL6210_FW_HOST_OFF (0x880000UL)
- #define HOSTADDR(fwaddr) (fwaddr - WIL6210_FW_HOST_OFF)
- /*
- * Interrupt control registers block
- *
- * each interrupt controlled by the same bit in all registers
- */
- struct RGF_ICR {
- u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
- u32 ICR; /* Cause, W1C/COR depending on ICC */
- u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
- u32 ICS; /* Cause Set, WO */
- u32 IMV; /* Mask, RW+S/C */
- u32 IMS; /* Mask Set, write 1 to set */
- u32 IMC; /* Mask Clear, write 1 to clear */
- } __packed;
- /* registers - FW addresses */
- #define RGF_USER_USAGE_1 (0x880004)
- #define RGF_USER_USAGE_6 (0x880018)
- #define RGF_USER_HW_MACHINE_STATE (0x8801dc)
- #define HW_MACHINE_BOOT_DONE (0x3fffffd)
- #define RGF_USER_USER_CPU_0 (0x8801e0)
- #define BIT_USER_USER_CPU_MAN_RST BIT(1) /* user_cpu_man_rst */
- #define RGF_USER_MAC_CPU_0 (0x8801fc)
- #define BIT_USER_MAC_CPU_MAN_RST BIT(1) /* mac_cpu_man_rst */
- #define RGF_USER_USER_SCRATCH_PAD (0x8802bc)
- #define RGF_USER_BL (0x880A3C) /* Boot Loader */
- #define RGF_USER_FW_REV_ID (0x880a8c) /* chip revision */
- #define RGF_USER_CLKS_CTL_0 (0x880abc)
- #define BIT_USER_CLKS_CAR_AHB_SW_SEL BIT(1) /* ref clk/PLL */
- #define BIT_USER_CLKS_RST_PWGD BIT(11) /* reset on "power good" */
- #define RGF_USER_CLKS_CTL_SW_RST_VEC_0 (0x880b04)
- #define RGF_USER_CLKS_CTL_SW_RST_VEC_1 (0x880b08)
- #define RGF_USER_CLKS_CTL_SW_RST_VEC_2 (0x880b0c)
- #define RGF_USER_CLKS_CTL_SW_RST_VEC_3 (0x880b10)
- #define RGF_USER_CLKS_CTL_SW_RST_MASK_0 (0x880b14)
- #define BIT_HPAL_PERST_FROM_PAD BIT(6)
- #define BIT_CAR_PERST_RST BIT(7)
- #define RGF_USER_USER_ICR (0x880b4c) /* struct RGF_ICR */
- #define BIT_USER_USER_ICR_SW_INT_2 BIT(18)
- #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0 (0x880c18)
- #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1 (0x880c2c)
- #define RGF_USER_SPARROW_M_4 (0x880c50) /* Sparrow */
- #define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF BIT(2)
- #define RGF_DMA_EP_TX_ICR (0x881bb4) /* struct RGF_ICR */
- #define BIT_DMA_EP_TX_ICR_TX_DONE BIT(0)
- #define BIT_DMA_EP_TX_ICR_TX_DONE_N(n) BIT(n+1) /* n = [0..23] */
- #define RGF_DMA_EP_RX_ICR (0x881bd0) /* struct RGF_ICR */
- #define BIT_DMA_EP_RX_ICR_RX_DONE BIT(0)
- #define BIT_DMA_EP_RX_ICR_RX_HTRSH BIT(1)
- #define RGF_DMA_EP_MISC_ICR (0x881bec) /* struct RGF_ICR */
- #define BIT_DMA_EP_MISC_ICR_RX_HTRSH BIT(0)
- #define BIT_DMA_EP_MISC_ICR_TX_NO_ACT BIT(1)
- #define BIT_DMA_EP_MISC_ICR_FW_INT(n) BIT(28+n) /* n = [0..3] */
- /* Legacy interrupt moderation control (before Sparrow v2)*/
- #define RGF_DMA_ITR_CNT_TRSH (0x881c5c)
- #define RGF_DMA_ITR_CNT_DATA (0x881c60)
- #define RGF_DMA_ITR_CNT_CRL (0x881c64)
- #define BIT_DMA_ITR_CNT_CRL_EN BIT(0)
- #define BIT_DMA_ITR_CNT_CRL_EXT_TICK BIT(1)
- #define BIT_DMA_ITR_CNT_CRL_FOREVER BIT(2)
- #define BIT_DMA_ITR_CNT_CRL_CLR BIT(3)
- #define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4)
- /* Offload control (Sparrow B0+) */
- #define RGF_DMA_OFUL_NID_0 (0x881cd4)
- #define BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN BIT(0)
- #define BIT_DMA_OFUL_NID_0_TX_EXT_TR_EN BIT(1)
- #define BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC BIT(2)
- #define BIT_DMA_OFUL_NID_0_TX_EXT_A3_SRC BIT(3)
- /* New (sparrow v2+) interrupt moderation control */
- #define RGF_DMA_ITR_TX_DESQ_NO_MOD (0x881d40)
- #define RGF_DMA_ITR_TX_CNT_TRSH (0x881d34)
- #define RGF_DMA_ITR_TX_CNT_DATA (0x881d38)
- #define RGF_DMA_ITR_TX_CNT_CTL (0x881d3c)
- #define BIT_DMA_ITR_TX_CNT_CTL_EN BIT(0)
- #define BIT_DMA_ITR_TX_CNT_CTL_EXT_TIC_SEL BIT(1)
- #define BIT_DMA_ITR_TX_CNT_CTL_FOREVER BIT(2)
- #define BIT_DMA_ITR_TX_CNT_CTL_CLR BIT(3)
- #define BIT_DMA_ITR_TX_CNT_CTL_REACHED_TRESH BIT(4)
- #define BIT_DMA_ITR_TX_CNT_CTL_CROSS_EN BIT(5)
- #define BIT_DMA_ITR_TX_CNT_CTL_FREE_RUNNIG BIT(6)
- #define RGF_DMA_ITR_TX_IDL_CNT_TRSH (0x881d60)
- #define RGF_DMA_ITR_TX_IDL_CNT_DATA (0x881d64)
- #define RGF_DMA_ITR_TX_IDL_CNT_CTL (0x881d68)
- #define BIT_DMA_ITR_TX_IDL_CNT_CTL_EN BIT(0)
- #define BIT_DMA_ITR_TX_IDL_CNT_CTL_EXT_TIC_SEL BIT(1)
- #define BIT_DMA_ITR_TX_IDL_CNT_CTL_FOREVER BIT(2)
- #define BIT_DMA_ITR_TX_IDL_CNT_CTL_CLR BIT(3)
- #define BIT_DMA_ITR_TX_IDL_CNT_CTL_REACHED_TRESH BIT(4)
- #define RGF_DMA_ITR_RX_DESQ_NO_MOD (0x881d50)
- #define RGF_DMA_ITR_RX_CNT_TRSH (0x881d44)
- #define RGF_DMA_ITR_RX_CNT_DATA (0x881d48)
- #define RGF_DMA_ITR_RX_CNT_CTL (0x881d4c)
- #define BIT_DMA_ITR_RX_CNT_CTL_EN BIT(0)
- #define BIT_DMA_ITR_RX_CNT_CTL_EXT_TIC_SEL BIT(1)
- #define BIT_DMA_ITR_RX_CNT_CTL_FOREVER BIT(2)
- #define BIT_DMA_ITR_RX_CNT_CTL_CLR BIT(3)
- #define BIT_DMA_ITR_RX_CNT_CTL_REACHED_TRESH BIT(4)
- #define BIT_DMA_ITR_RX_CNT_CTL_CROSS_EN BIT(5)
- #define BIT_DMA_ITR_RX_CNT_CTL_FREE_RUNNIG BIT(6)
- #define RGF_DMA_ITR_RX_IDL_CNT_TRSH (0x881d54)
- #define RGF_DMA_ITR_RX_IDL_CNT_DATA (0x881d58)
- #define RGF_DMA_ITR_RX_IDL_CNT_CTL (0x881d5c)
- #define BIT_DMA_ITR_RX_IDL_CNT_CTL_EN BIT(0)
- #define BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL BIT(1)
- #define BIT_DMA_ITR_RX_IDL_CNT_CTL_FOREVER BIT(2)
- #define BIT_DMA_ITR_RX_IDL_CNT_CTL_CLR BIT(3)
- #define BIT_DMA_ITR_RX_IDL_CNT_CTL_REACHED_TRESH BIT(4)
- #define RGF_DMA_PSEUDO_CAUSE (0x881c68)
- #define RGF_DMA_PSEUDO_CAUSE_MASK_SW (0x881c6c)
- #define RGF_DMA_PSEUDO_CAUSE_MASK_FW (0x881c70)
- #define BIT_DMA_PSEUDO_CAUSE_RX BIT(0)
- #define BIT_DMA_PSEUDO_CAUSE_TX BIT(1)
- #define BIT_DMA_PSEUDO_CAUSE_MISC BIT(2)
- #define RGF_HP_CTRL (0x88265c)
- #define RGF_PCIE_LOS_COUNTER_CTL (0x882dc4)
- /* MAC timer, usec, for packet lifetime */
- #define RGF_MAC_MTRL_COUNTER_0 (0x886aa8)
- #define RGF_CAF_ICR (0x88946c) /* struct RGF_ICR */
- #define RGF_CAF_OSC_CONTROL (0x88afa4)
- #define BIT_CAF_OSC_XTAL_EN BIT(0)
- #define RGF_CAF_PLL_LOCK_STATUS (0x88afec)
- #define BIT_CAF_OSC_DIG_XTAL_STABLE BIT(0)
- #define RGF_USER_JTAG_DEV_ID (0x880b34) /* device ID */
- #define JTAG_DEV_ID_SPARROW_B0 (0x2632072f)
- /* crash codes for FW/Ucode stored here */
- #define RGF_FW_ASSERT_CODE (0x91f020)
- #define RGF_UCODE_ASSERT_CODE (0x91f028)
- enum {
- HW_VER_UNKNOWN,
- HW_VER_SPARROW_B0, /* JTAG_DEV_ID_SPARROW_B0 */
- };
- /* popular locations */
- #define RGF_MBOX RGF_USER_USER_SCRATCH_PAD
- #define HOST_MBOX HOSTADDR(RGF_MBOX)
- #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
- /* ISR register bits */
- #define ISR_MISC_FW_READY BIT_DMA_EP_MISC_ICR_FW_INT(0)
- #define ISR_MISC_MBOX_EVT BIT_DMA_EP_MISC_ICR_FW_INT(1)
- #define ISR_MISC_FW_ERROR BIT_DMA_EP_MISC_ICR_FW_INT(3)
- /* Hardware definitions end */
- struct fw_map {
- u32 from; /* linker address - from, inclusive */
- u32 to; /* linker address - to, exclusive */
- u32 host; /* PCI/Host address - BAR0 + 0x880000 */
- const char *name; /* for debugfs */
- };
- /* array size should be in sync with actual definition in the wmi.c */
- extern const struct fw_map fw_mapping[8];
- /**
- * mk_cidxtid - construct @cidxtid field
- * @cid: CID value
- * @tid: TID value
- *
- * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
- */
- static inline u8 mk_cidxtid(u8 cid, u8 tid)
- {
- return ((tid & 0xf) << 4) | (cid & 0xf);
- }
- /**
- * parse_cidxtid - parse @cidxtid field
- * @cid: store CID value here
- * @tid: store TID value here
- *
- * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
- */
- static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
- {
- *cid = cidxtid & 0xf;
- *tid = (cidxtid >> 4) & 0xf;
- }
- struct wil6210_mbox_ring {
- u32 base;
- u16 entry_size; /* max. size of mbox entry, incl. all headers */
- u16 size;
- u32 tail;
- u32 head;
- } __packed;
- struct wil6210_mbox_ring_desc {
- __le32 sync;
- __le32 addr;
- } __packed;
- /* at HOST_OFF_WIL6210_MBOX_CTL */
- struct wil6210_mbox_ctl {
- struct wil6210_mbox_ring tx;
- struct wil6210_mbox_ring rx;
- } __packed;
- struct wil6210_mbox_hdr {
- __le16 seq;
- __le16 len; /* payload, bytes after this header */
- __le16 type;
- u8 flags;
- u8 reserved;
- } __packed;
- #define WIL_MBOX_HDR_TYPE_WMI (0)
- /* max. value for wil6210_mbox_hdr.len */
- #define MAX_MBOXITEM_SIZE (240)
- /**
- * struct wil6210_mbox_hdr_wmi - WMI header
- *
- * @mid: MAC ID
- * 00 - default, created by FW
- * 01..0f - WiFi ports, driver to create
- * 10..fe - debug
- * ff - broadcast
- * @id: command/event ID
- * @timestamp: FW fills for events, free-running msec timer
- */
- struct wil6210_mbox_hdr_wmi {
- u8 mid;
- u8 reserved;
- __le16 id;
- __le32 timestamp;
- } __packed;
- struct pending_wmi_event {
- struct list_head list;
- struct {
- struct wil6210_mbox_hdr hdr;
- struct wil6210_mbox_hdr_wmi wmi;
- u8 data[0];
- } __packed event;
- };
- enum { /* for wil_ctx.mapped_as */
- wil_mapped_as_none = 0,
- wil_mapped_as_single = 1,
- wil_mapped_as_page = 2,
- };
- /**
- * struct wil_ctx - software context for Vring descriptor
- */
- struct wil_ctx {
- struct sk_buff *skb;
- u8 nr_frags;
- u8 mapped_as;
- };
- union vring_desc;
- struct vring {
- dma_addr_t pa;
- volatile union vring_desc *va; /* vring_desc[size], WriteBack by DMA */
- u16 size; /* number of vring_desc elements */
- u32 swtail;
- u32 swhead;
- u32 hwtail; /* write here to inform hw */
- struct wil_ctx *ctx; /* ctx[size] - software context */
- };
- /**
- * Additional data for Tx Vring
- */
- struct vring_tx_data {
- bool dot1x_open;
- int enabled;
- cycles_t idle, last_idle, begin;
- u8 agg_wsize; /* agreed aggregation window, 0 - no agg */
- u16 agg_timeout;
- u8 agg_amsdu;
- bool addba_in_progress; /* if set, agg_xxx is for request in progress */
- spinlock_t lock;
- };
- enum { /* for wil6210_priv.status */
- wil_status_fwready = 0, /* FW operational */
- wil_status_fwconnecting,
- wil_status_fwconnected,
- wil_status_dontscan,
- wil_status_mbox_ready, /* MBOX structures ready */
- wil_status_irqen, /* FIXME: interrupts enabled - for debug */
- wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
- wil_status_resetting, /* reset in progress */
- wil_status_last /* keep last */
- };
- struct pci_dev;
- /**
- * struct tid_ampdu_rx - TID aggregation information (Rx).
- *
- * @reorder_buf: buffer to reorder incoming aggregated MPDUs
- * @reorder_time: jiffies when skb was added
- * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
- * @reorder_timer: releases expired frames from the reorder buffer.
- * @last_rx: jiffies of last rx activity
- * @head_seq_num: head sequence number in reordering buffer.
- * @stored_mpdu_num: number of MPDUs in reordering buffer
- * @ssn: Starting Sequence Number expected to be aggregated.
- * @buf_size: buffer size for incoming A-MPDUs
- * @timeout: reset timer value (in TUs).
- * @ssn_last_drop: SSN of the last dropped frame
- * @total: total number of processed incoming frames
- * @drop_dup: duplicate frames dropped for this reorder buffer
- * @drop_old: old frames dropped for this reorder buffer
- * @dialog_token: dialog token for aggregation session
- * @first_time: true when this buffer used 1-st time
- */
- struct wil_tid_ampdu_rx {
- struct sk_buff **reorder_buf;
- unsigned long *reorder_time;
- struct timer_list session_timer;
- struct timer_list reorder_timer;
- unsigned long last_rx;
- u16 head_seq_num;
- u16 stored_mpdu_num;
- u16 ssn;
- u16 buf_size;
- u16 timeout;
- u16 ssn_last_drop;
- unsigned long long total; /* frames processed */
- unsigned long long drop_dup;
- unsigned long long drop_old;
- u8 dialog_token;
- bool first_time; /* is it 1-st time this buffer used? */
- };
- enum wil_sta_status {
- wil_sta_unused = 0,
- wil_sta_conn_pending = 1,
- wil_sta_connected = 2,
- };
- #define WIL_STA_TID_NUM (16)
- #define WIL_MCS_MAX (12) /* Maximum MCS supported */
- struct wil_net_stats {
- unsigned long rx_packets;
- unsigned long tx_packets;
- unsigned long rx_bytes;
- unsigned long tx_bytes;
- unsigned long tx_errors;
- unsigned long rx_dropped;
- unsigned long rx_non_data_frame;
- unsigned long rx_short_frame;
- unsigned long rx_large_frame;
- u16 last_mcs_rx;
- u64 rx_per_mcs[WIL_MCS_MAX + 1];
- };
- /**
- * struct wil_sta_info - data for peer
- *
- * Peer identified by its CID (connection ID)
- * NIC performs beam forming for each peer;
- * if no beam forming done, frame exchange is not
- * possible.
- */
- struct wil_sta_info {
- u8 addr[ETH_ALEN];
- enum wil_sta_status status;
- struct wil_net_stats stats;
- /* Rx BACK */
- struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
- spinlock_t tid_rx_lock; /* guarding tid_rx array */
- unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
- unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
- };
- enum {
- fw_recovery_idle = 0,
- fw_recovery_pending = 1,
- fw_recovery_running = 2,
- };
- enum {
- hw_capability_last
- };
- struct wil_back_rx {
- struct list_head list;
- /* request params, converted to CPU byte order - what we asked for */
- u8 cidxtid;
- u8 dialog_token;
- u16 ba_param_set;
- u16 ba_timeout;
- u16 ba_seq_ctrl;
- };
- struct wil_back_tx {
- struct list_head list;
- /* request params, converted to CPU byte order - what we asked for */
- u8 ringid;
- u8 agg_wsize;
- u16 agg_timeout;
- };
- struct wil_probe_client_req {
- struct list_head list;
- u64 cookie;
- u8 cid;
- };
- struct pmc_ctx {
- /* alloc, free, and read operations must own the lock */
- struct mutex lock;
- struct vring_tx_desc *pring_va;
- dma_addr_t pring_pa;
- struct desc_alloc_info *descriptors;
- int last_cmd_status;
- int num_descriptors;
- int descriptor_size;
- };
- struct wil6210_priv {
- struct pci_dev *pdev;
- struct wireless_dev *wdev;
- void __iomem *csr;
- DECLARE_BITMAP(status, wil_status_last);
- u32 fw_version;
- u32 hw_version;
- const char *hw_name;
- DECLARE_BITMAP(hw_capabilities, hw_capability_last);
- u8 n_mids; /* number of additional MIDs as reported by FW */
- u32 recovery_count; /* num of FW recovery attempts in a short time */
- u32 recovery_state; /* FW recovery state machine */
- unsigned long last_fw_recovery; /* jiffies of last fw recovery */
- wait_queue_head_t wq; /* for all wait_event() use */
- /* profile */
- u32 monitor_flags;
- u32 privacy; /* secure connection? */
- u8 hidden_ssid; /* relevant in AP mode */
- u16 channel; /* relevant in AP mode */
- int sinfo_gen;
- u32 ap_isolate; /* no intra-BSS communication */
- /* interrupt moderation */
- u32 tx_max_burst_duration;
- u32 tx_interframe_timeout;
- u32 rx_max_burst_duration;
- u32 rx_interframe_timeout;
- /* cached ISR registers */
- u32 isr_misc;
- /* mailbox related */
- struct mutex wmi_mutex;
- struct wil6210_mbox_ctl mbox_ctl;
- struct completion wmi_ready;
- struct completion wmi_call;
- u16 wmi_seq;
- u16 reply_id; /**< wait for this WMI event */
- void *reply_buf;
- u16 reply_size;
- struct workqueue_struct *wmi_wq; /* for deferred calls */
- struct work_struct wmi_event_worker;
- struct workqueue_struct *wq_service;
- struct work_struct connect_worker;
- struct work_struct disconnect_worker;
- struct work_struct fw_error_worker; /* for FW error recovery */
- struct timer_list connect_timer;
- struct timer_list scan_timer; /* detect scan timeout */
- int pending_connect_cid;
- struct list_head pending_wmi_ev;
- /*
- * protect pending_wmi_ev
- * - fill in IRQ from wil6210_irq_misc,
- * - consumed in thread by wmi_event_worker
- */
- spinlock_t wmi_ev_lock;
- struct napi_struct napi_rx;
- struct napi_struct napi_tx;
- /* BACK */
- struct list_head back_rx_pending;
- struct mutex back_rx_mutex; /* protect @back_rx_pending */
- struct work_struct back_rx_worker;
- struct list_head back_tx_pending;
- struct mutex back_tx_mutex; /* protect @back_tx_pending */
- struct work_struct back_tx_worker;
- /* keep alive */
- struct list_head probe_client_pending;
- struct mutex probe_client_mutex; /* protect @probe_client_pending */
- struct work_struct probe_client_worker;
- /* DMA related */
- struct vring vring_rx;
- struct vring vring_tx[WIL6210_MAX_TX_RINGS];
- struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS];
- u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
- struct wil_sta_info sta[WIL6210_MAX_CID];
- int bcast_vring;
- /* scan */
- struct cfg80211_scan_request *scan_request;
- struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
- /* statistics */
- atomic_t isr_count_rx, isr_count_tx;
- /* debugfs */
- struct dentry *debug;
- struct debugfs_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
- void *platform_handle;
- struct wil_platform_ops platform_ops;
- struct pmc_ctx pmc;
- };
- #define wil_to_wiphy(i) (i->wdev->wiphy)
- #define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
- #define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
- #define wil_to_wdev(i) (i->wdev)
- #define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
- #define wil_to_ndev(i) (wil_to_wdev(i)->netdev)
- #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
- __printf(2, 3)
- void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
- __printf(2, 3)
- void wil_err(struct wil6210_priv *wil, const char *fmt, ...);
- __printf(2, 3)
- void wil_err_ratelimited(struct wil6210_priv *wil, const char *fmt, ...);
- __printf(2, 3)
- void wil_info(struct wil6210_priv *wil, const char *fmt, ...);
- #define wil_dbg(wil, fmt, arg...) do { \
- netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \
- wil_dbg_trace(wil, fmt, ##arg); \
- } while (0)
- #define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
- #define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
- #define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
- #define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
- #define wil_dbg_pm(wil, fmt, arg...) wil_dbg(wil, "DBG[ PM ]" fmt, ##arg)
- /* target operations */
- /* register read */
- static inline u32 wil_r(struct wil6210_priv *wil, u32 reg)
- {
- return readl(wil->csr + HOSTADDR(reg));
- }
- /* register write. wmb() to make sure it is completed */
- static inline void wil_w(struct wil6210_priv *wil, u32 reg, u32 val)
- {
- writel(val, wil->csr + HOSTADDR(reg));
- wmb(); /* wait for write to propagate to the HW */
- }
- /* register set = read, OR, write */
- static inline void wil_s(struct wil6210_priv *wil, u32 reg, u32 val)
- {
- wil_w(wil, reg, wil_r(wil, reg) | val);
- }
- /* register clear = read, AND with inverted, write */
- static inline void wil_c(struct wil6210_priv *wil, u32 reg, u32 val)
- {
- wil_w(wil, reg, wil_r(wil, reg) & ~val);
- }
- #if defined(CONFIG_DYNAMIC_DEBUG)
- #define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize, \
- groupsize, buf, len, ascii) \
- print_hex_dump_debug("DBG[TXRX]" prefix_str,\
- prefix_type, rowsize, \
- groupsize, buf, len, ascii)
- #define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize, \
- groupsize, buf, len, ascii) \
- print_hex_dump_debug("DBG[ WMI]" prefix_str,\
- prefix_type, rowsize, \
- groupsize, buf, len, ascii)
- #else /* defined(CONFIG_DYNAMIC_DEBUG) */
- static inline
- void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
- int groupsize, const void *buf, size_t len, bool ascii)
- {
- }
- static inline
- void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
- int groupsize, const void *buf, size_t len, bool ascii)
- {
- }
- #endif /* defined(CONFIG_DYNAMIC_DEBUG) */
- void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
- size_t count);
- void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
- size_t count);
- void *wil_if_alloc(struct device *dev);
- void wil_if_free(struct wil6210_priv *wil);
- int wil_if_add(struct wil6210_priv *wil);
- void wil_if_remove(struct wil6210_priv *wil);
- int wil_priv_init(struct wil6210_priv *wil);
- void wil_priv_deinit(struct wil6210_priv *wil);
- int wil_reset(struct wil6210_priv *wil, bool no_fw);
- void wil_fw_error_recovery(struct wil6210_priv *wil);
- void wil_set_recovery_state(struct wil6210_priv *wil, int state);
- int wil_up(struct wil6210_priv *wil);
- int __wil_up(struct wil6210_priv *wil);
- int wil_down(struct wil6210_priv *wil);
- int __wil_down(struct wil6210_priv *wil);
- void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
- int wil_find_cid(struct wil6210_priv *wil, const u8 *mac);
- void wil_set_ethtoolops(struct net_device *ndev);
- void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
- void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
- int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
- struct wil6210_mbox_hdr *hdr);
- int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len);
- void wmi_recv_cmd(struct wil6210_priv *wil);
- int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
- u16 reply_id, void *reply, u8 reply_size, int to_msec);
- void wmi_event_worker(struct work_struct *work);
- void wmi_event_flush(struct wil6210_priv *wil);
- int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid);
- int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid);
- int wmi_set_channel(struct wil6210_priv *wil, int channel);
- int wmi_get_channel(struct wil6210_priv *wil, int *channel);
- int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
- const void *mac_addr, int key_usage);
- int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
- const void *mac_addr, int key_len, const void *key,
- int key_usage);
- int wmi_echo(struct wil6210_priv *wil);
- int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie);
- int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
- int wmi_p2p_cfg(struct wil6210_priv *wil, int channel);
- int wmi_rxon(struct wil6210_priv *wil, bool on);
- int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
- int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason);
- int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout);
- int wmi_delba_tx(struct wil6210_priv *wil, u8 ringid, u16 reason);
- int wmi_delba_rx(struct wil6210_priv *wil, u8 cidxtid, u16 reason);
- int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token,
- u16 status, bool amsdu, u16 agg_wsize, u16 timeout);
- int wil_addba_rx_request(struct wil6210_priv *wil, u8 cidxtid,
- u8 dialog_token, __le16 ba_param_set,
- __le16 ba_timeout, __le16 ba_seq_ctrl);
- void wil_back_rx_worker(struct work_struct *work);
- void wil_back_rx_flush(struct wil6210_priv *wil);
- int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize);
- void wil_back_tx_worker(struct work_struct *work);
- void wil_back_tx_flush(struct wil6210_priv *wil);
- void wil6210_clear_irq(struct wil6210_priv *wil);
- int wil6210_init_irq(struct wil6210_priv *wil, int irq, bool use_msi);
- void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
- void wil_mask_irq(struct wil6210_priv *wil);
- void wil_unmask_irq(struct wil6210_priv *wil);
- void wil_configure_interrupt_moderation(struct wil6210_priv *wil);
- void wil_disable_irq(struct wil6210_priv *wil);
- void wil_enable_irq(struct wil6210_priv *wil);
- int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
- struct cfg80211_mgmt_tx_params *params,
- u64 *cookie);
- int wil6210_debugfs_init(struct wil6210_priv *wil);
- void wil6210_debugfs_remove(struct wil6210_priv *wil);
- int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
- struct station_info *sinfo);
- struct wireless_dev *wil_cfg80211_init(struct device *dev);
- void wil_wdev_free(struct wil6210_priv *wil);
- int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
- int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype,
- u8 chan, u8 hidden_ssid);
- int wmi_pcp_stop(struct wil6210_priv *wil);
- void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid,
- u16 reason_code, bool from_event);
- void wil_probe_client_flush(struct wil6210_priv *wil);
- void wil_probe_client_worker(struct work_struct *work);
- int wil_rx_init(struct wil6210_priv *wil, u16 size);
- void wil_rx_fini(struct wil6210_priv *wil);
- /* TX API */
- int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size,
- int cid, int tid);
- void wil_vring_fini_tx(struct wil6210_priv *wil, int id);
- int wil_vring_init_bcast(struct wil6210_priv *wil, int id, int size);
- int wil_bcast_init(struct wil6210_priv *wil);
- void wil_bcast_fini(struct wil6210_priv *wil);
- netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
- int wil_tx_complete(struct wil6210_priv *wil, int ringid);
- void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
- /* RX API */
- void wil_rx_handle(struct wil6210_priv *wil, int *quota);
- void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
- int wil_iftype_nl2wmi(enum nl80211_iftype type);
- int wil_ioctl(struct wil6210_priv *wil, void __user *data, int cmd);
- int wil_request_firmware(struct wil6210_priv *wil, const char *name);
- int wil_can_suspend(struct wil6210_priv *wil, bool is_runtime);
- int wil_suspend(struct wil6210_priv *wil, bool is_runtime);
- int wil_resume(struct wil6210_priv *wil, bool is_runtime);
- void wil_fw_core_dump(struct wil6210_priv *wil);
- #endif /* __WIL6210_H__ */
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