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path: root/drivers/net/wireless/ath/wil6210/wil6210.h
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/wil6210.h')
-rw-r--r--drivers/net/wireless/ath/wil6210/wil6210.h183
1 files changed, 163 insertions, 20 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index c6ec5b99ac7d..94611568fc9a 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2012-2014 Qualcomm Atheros, Inc.
+ * 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
@@ -25,19 +25,14 @@
extern bool no_fw_recovery;
extern unsigned int mtu_max;
+extern unsigned short rx_ring_overflow_thrsh;
+extern int agg_wsize;
#define WIL_NAME "wil6210"
#define WIL_FW_NAME "wil6210.fw"
#define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
-struct wil_board {
- int board;
-#define WIL_BOARD_MARLON (1)
-#define WIL_BOARD_SPARROW (2)
- const char * const name;
-};
-
/**
* extract bits [@b0:@b1] (inclusive) from the value @x
* it should be @b0 <= @b1, or result is incorrect
@@ -49,21 +44,50 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
#define WIL6210_MEM_SIZE (2*1024*1024UL)
-#define WIL_RX_RING_SIZE_ORDER_DEFAULT (9)
-#define WIL_TX_RING_SIZE_ORDER_DEFAULT (9)
+#define WIL_TX_Q_LEN_DEFAULT (4000)
+#define WIL_RX_RING_SIZE_ORDER_DEFAULT (10)
+#define WIL_TX_RING_SIZE_ORDER_DEFAULT (10)
/* 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_TRSH_DEFAULT (300) /* usec */
+#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 */
/*
@@ -135,7 +159,7 @@ struct RGF_ICR {
#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] */
-/* Interrupt moderation control */
+/* 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)
@@ -145,6 +169,46 @@ struct RGF_ICR {
#define BIT_DMA_ITR_CNT_CRL_CLR BIT(3)
#define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4)
+/* 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)
@@ -164,6 +228,20 @@ struct RGF_ICR {
#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_MARLON_B0 (0x0612072f)
+ #define JTAG_DEV_ID_SPARROW_A0 (0x0632072f)
+ #define JTAG_DEV_ID_SPARROW_A1 (0x1632072f)
+ #define JTAG_DEV_ID_SPARROW_B0 (0x2632072f)
+
+enum {
+ HW_VER_UNKNOWN,
+ HW_VER_MARLON_B0, /* JTAG_DEV_ID_MARLON_B0 */
+ HW_VER_SPARROW_A0, /* JTAG_DEV_ID_SPARROW_A0 */
+ HW_VER_SPARROW_A1, /* JTAG_DEV_ID_SPARROW_A1 */
+ HW_VER_SPARROW_B0, /* JTAG_DEV_ID_SPARROW_B0 */
+};
+
/* popular locations */
#define HOST_MBOX HOSTADDR(RGF_USER_USER_SCRATCH_PAD)
#define HOST_SW_INT (HOSTADDR(RGF_USER_USER_ICR) + \
@@ -303,6 +381,11 @@ struct vring {
struct vring_tx_data {
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 */
@@ -313,6 +396,7 @@ enum { /* for wil6210_priv.status */
wil_status_reset_done,
wil_status_irqen, /* FIXME: interrupts enabled - for debug */
wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
+ wil_status_last /* keep last */
};
struct pci_dev;
@@ -397,15 +481,46 @@ enum {
fw_recovery_running = 2,
};
+enum {
+ hw_capability_reset_v2 = 0,
+ hw_capability_advanced_itr_moderation = 1,
+ 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 wil6210_priv {
struct pci_dev *pdev;
int n_msi;
struct wireless_dev *wdev;
void __iomem *csr;
- ulong status;
+ DECLARE_BITMAP(status, wil_status_last);
u32 fw_version;
u32 hw_version;
- struct wil_board *board;
+ 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 */
@@ -415,7 +530,11 @@ struct wil6210_priv {
u32 monitor_flags;
u32 secure_pcp; /* create secure PCP? */
int sinfo_gen;
- u32 itr_trsh;
+ /* 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 */
@@ -429,7 +548,7 @@ struct wil6210_priv {
u16 reply_size;
struct workqueue_struct *wmi_wq; /* for deferred calls */
struct work_struct wmi_event_worker;
- struct workqueue_struct *wmi_wq_conn; /* for connect 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 */
@@ -445,6 +564,17 @@ struct wil6210_priv {
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];
@@ -529,11 +659,8 @@ 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);
-void wil_set_itr_trsh(struct wil6210_priv *wil);
void wil_fw_error_recovery(struct wil6210_priv *wil);
void wil_set_recovery_state(struct wil6210_priv *wil, int state);
-void wil_link_on(struct wil6210_priv *wil);
-void wil_link_off(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);
@@ -567,12 +694,26 @@ 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);
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,
@@ -592,6 +733,8 @@ int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan);
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);