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linux/drivers/net/wireless/ath/wil6210/wil6210.h

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/*
* Copyright (c) 2012-2016 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/etherdevice.h>
#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <net/cfg80211.h>
#include <linux/timex.h>
#include <linux/types.h>
#include "wmi.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;
extern bool disable_ap_sme;
#define WIL_NAME "wil6210"
#define WIL_FW_NAME_DEFAULT "wil6210.fw" /* code Sparrow B0 */
#define WIL_FW_NAME_SPARROW_PLUS "wil6210_sparrow_plus.fw" /* code Sparrow D0 */
#define WIL_BOARD_FILE_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 (12)
#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_DISCONNECT_TO_MS (2000)
#define WIL6210_RX_HIGH_TRSH_INIT (0)
#define WIL6210_RX_HIGH_TRSH_DEFAULT \
(1 << (WIL_RX_RING_SIZE_ORDER_DEFAULT - 3))
#define WIL_MAX_DMG_AID 254 /* for DMG only 1-254 allowed (see
* 802.11REVmc/D5.0, section 9.4.1.8)
*/
/* 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 BIT_USER_OOB_MODE BIT(31)
#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_HALP BIT(27)
#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 (0x2632072f)
#define RGF_USER_REVISION_ID (0x88afe4)
#define RGF_USER_REVISION_ID_MASK (3)
#define REVISION_ID_SPARROW_B0 (0x0)
#define REVISION_ID_SPARROW_D0 (0x3)
/* 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, /* REVISION_ID_SPARROW_B0 */
HW_VER_SPARROW_D0, /* REVISION_ID_SPARROW_D0 */
};
/* 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 */
bool fw; /* true if FW mapping, false if UCODE mapping */
};
/* array size should be in sync with actual definition in the wmi.c */
extern const struct fw_map fw_mapping[10];
/**
* 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 pending_wmi_event {
struct list_head list;
struct {
struct wil6210_mbox_hdr hdr;
struct wmi_cmd_hdr 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? */
};
/**
* struct wil_tid_crypto_rx_single - TID crypto information (Rx).
*
* @pn: GCMP PN for the session
* @key_set: valid key present
*/
struct wil_tid_crypto_rx_single {
u8 pn[IEEE80211_GCMP_PN_LEN];
bool key_set;
};
struct wil_tid_crypto_rx {
struct wil_tid_crypto_rx_single key_id[4];
};
struct wil_p2p_info {
struct ieee80211_channel listen_chan;
u8 discovery_started;
u8 p2p_dev_started;
u64 cookie;
struct wireless_dev *pending_listen_wdev;
unsigned int listen_duration;
struct timer_list discovery_timer; /* listen/search duration */
struct work_struct discovery_expired_work; /* listen/search expire */
struct work_struct delayed_listen_work; /* listen after scan done */
};
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;
unsigned long rx_replay;
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)];
struct wil_tid_crypto_rx tid_crypto_rx[WIL_STA_TID_NUM];
struct wil_tid_crypto_rx group_crypto_rx;
u8 aid; /* 1-254; 0 if unknown/not reported */
};
enum {
fw_recovery_idle = 0,
fw_recovery_pending = 1,
fw_recovery_running = 2,
};
enum {
hw_capability_last
};
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 wil_halp {
struct mutex lock; /* protect halp ref_cnt */
unsigned int ref_cnt;
struct completion comp;
};
struct wil_blob_wrapper {
struct wil6210_priv *wil;
struct debugfs_blob_wrapper blob;
};
#define WIL_LED_MAX_ID (2)
#define WIL_LED_INVALID_ID (0xF)
#define WIL_LED_BLINK_ON_SLOW_MS (300)
#define WIL_LED_BLINK_OFF_SLOW_MS (300)
#define WIL_LED_BLINK_ON_MED_MS (200)
#define WIL_LED_BLINK_OFF_MED_MS (200)
#define WIL_LED_BLINK_ON_FAST_MS (100)
#define WIL_LED_BLINK_OFF_FAST_MS (100)
enum {
WIL_LED_TIME_SLOW = 0,
WIL_LED_TIME_MED,
WIL_LED_TIME_FAST,
WIL_LED_TIME_LAST,
};
struct blink_on_off_time {
u32 on_ms;
u32 off_ms;
};
extern struct blink_on_off_time led_blink_time[WIL_LED_TIME_LAST];
extern u8 led_id;
extern u8 led_polarity;
struct wil6210_priv {
struct pci_dev *pdev;
struct wireless_dev *wdev;
void __iomem *csr;
DECLARE_BITMAP(status, wil_status_last);
u8 fw_version[ETHTOOL_FWVERS_LEN];
u32 hw_version;
u8 chip_revision;
const char *hw_name;
const char *wil_fw_name;
DECLARE_BITMAP(hw_capabilities, hw_capability_last);
DECLARE_BITMAP(fw_capabilities, WMI_FW_CAPABILITY_MAX);
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 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 */
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;
spinlock_t net_queue_lock; /* guarding stop/wake netif queue */
int net_queue_stopped; /* netif_tx_stop_all_queues invoked */
struct napi_struct napi_rx;
struct napi_struct napi_tx;
/* 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 wil_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
u8 discovery_mode;
u8 abft_len;
void *platform_handle;
struct wil_platform_ops platform_ops;
struct pmc_ctx pmc;
bool pbss;
struct wil_p2p_info p2p;
/* P2P_DEVICE vif */
struct wireless_dev *p2p_wdev;
struct mutex p2p_wdev_mutex; /* protect @p2p_wdev and @scan_request */
struct wireless_dev *radio_wdev;
/* High Access Latency Policy voting */
struct wil_halp halp;
#ifdef CONFIG_PM
#ifdef CONFIG_PM_SLEEP
struct notifier_block pm_notify;
#endif /* CONFIG_PM_SLEEP */
#endif /* CONFIG_PM */
};
#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, ...);
__printf(2, 3)
void wil_dbg_ratelimited(const 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)
#define wil_err(wil, fmt, arg...) __wil_err(wil, "%s: " fmt, __func__, ##arg)
#define wil_info(wil, fmt, arg...) __wil_info(wil, "%s: " fmt, __func__, ##arg)
#define wil_err_ratelimited(wil, fmt, arg...) \
__wil_err_ratelimited(wil, "%s: " fmt, __func__, ##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_memcpy_fromio_halp_vote(struct wil6210_priv *wil, void *dst,
const volatile void __iomem *src,
size_t count);
void wil_memcpy_toio_halp_vote(struct wil6210_priv *wil,
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);
bool wil_is_recovery_blocked(struct wil6210_priv *wil);
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_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, bool full_disconnect, bool del_sta);
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 wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
enum wmi_ps_profile_type ps_profile);
int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short);
int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short);
int wmi_new_sta(struct wil6210_priv *wil, const u8 *mac, u8 aid);
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);
int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize);
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);
void wil6210_mask_halp(struct wil6210_priv *wil);
/* P2P */
bool wil_p2p_is_social_scan(struct cfg80211_scan_request *request);
void wil_p2p_discovery_timer_fn(ulong x);
int wil_p2p_search(struct wil6210_priv *wil,
struct cfg80211_scan_request *request);
int wil_p2p_listen(struct wil6210_priv *wil, struct wireless_dev *wdev,
unsigned int duration, struct ieee80211_channel *chan,
u64 *cookie);
u8 wil_p2p_stop_discovery(struct wil6210_priv *wil);
int wil_p2p_cancel_listen(struct wil6210_priv *wil, u64 cookie);
void wil_p2p_listen_expired(struct work_struct *work);
void wil_p2p_search_expired(struct work_struct *work);
void wil_p2p_stop_radio_operations(struct wil6210_priv *wil);
void wil_p2p_delayed_listen_work(struct work_struct *work);
/* WMI for P2P */
int wmi_p2p_cfg(struct wil6210_priv *wil, int channel, int bi);
int wmi_start_listen(struct wil6210_priv *wil);
int wmi_start_search(struct wil6210_priv *wil);
int wmi_stop_discovery(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);
void wil_p2p_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, u8 is_go);
int wmi_pcp_stop(struct wil6210_priv *wil);
int wmi_led_cfg(struct wil6210_priv *wil, bool enable);
int wmi_abort_scan(struct wil6210_priv *wil);
void wil_abort_scan(struct wil6210_priv *wil, bool sync);
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_tx_init(struct wil6210_priv *wil, int cid);
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);
void wil_update_net_queues(struct wil6210_priv *wil, struct vring *vring,
bool should_stop);
void wil_update_net_queues_bh(struct wil6210_priv *wil, struct vring *vring,
bool check_stop);
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,
bool load);
bool wil_fw_verify_file_exists(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);
int wil_fw_copy_crash_dump(struct wil6210_priv *wil, void *dest, u32 size);
void wil_fw_core_dump(struct wil6210_priv *wil);
void wil_halp_vote(struct wil6210_priv *wil);
void wil_halp_unvote(struct wil6210_priv *wil);
void wil6210_set_halp(struct wil6210_priv *wil);
void wil6210_clear_halp(struct wil6210_priv *wil);
#endif /* __WIL6210_H__ */
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